Forthside Research Station Weather Records (ASN00091186)
Record envelope, standing records and threshold days for Forthside Research Station (ASN00091186), Australia, with 61 years of record.
Key Facts for Forthside Research Station
- Forthside Research Station (ASN00091186) is a weather station in Australia at -41.20 latitude and 146.26 longitude, 127 m (417 ft) above sea level.
- The station reports from 1966 to 2026, 61 years of record.
- 1,464 records set at Forthside Research Station still stand.
- Records are tracked for tmax, tmin, prcp: an element needs 30 years of data to be eligible.
- Forthside Research Station set a daily record precipitation of 30.6 mm (1.2 in) on 1 July 2026.
About the Station
- Location: Australia, -41.20 latitude, 146.26 longitude.
- Elevation: 127 m (417 ft).
- Period of record: 1966 to 2026, 61 years.
- Eligible elements: tmax, tmin, prcp.
Daily Record Envelope and 2026
0 days at or beyond a record| Month | Highest record high | Lowest record low | 2026 highest maximum | 2026 lowest minimum |
|---|---|---|---|---|
| Jan | 30.2 C (86.4 F) | 2.8 C (37.0 F) | n/a | n/a |
| Feb | 30.8 C (87.4 F) | 3.0 C (37.4 F) | n/a | n/a |
| Mar | 29.0 C (84.2 F) | 1.2 C (34.2 F) | n/a | n/a |
| Apr | 24.0 C (75.2 F) | -2.3 C (27.9 F) | n/a | n/a |
| May | 19.9 C (67.8 F) | -2.6 C (27.3 F) | n/a | n/a |
| Jun | 18.2 C (64.8 F) | -2.6 C (27.3 F) | n/a | n/a |
| Jul | 18.8 C (65.8 F) | -3.2 C (26.2 F) | n/a | n/a |
| Aug | 16.9 C (62.4 F) | -2.9 C (26.8 F) | n/a | n/a |
| Sep | 22.4 C (72.3 F) | -2.6 C (27.3 F) | n/a | n/a |
| Oct | 24.1 C (75.4 F) | -2.8 C (27.0 F) | n/a | n/a |
| Nov | 28.1 C (82.6 F) | -0.6 C (30.9 F) | n/a | n/a |
| Dec | 28.6 C (83.5 F) | 0.2 C (32.4 F) | n/a | n/a |
Which Years Hold Standing Records
1,464 standing records| Year set | Standing records |
|---|---|
| 1966 | 48 |
| 1967 | 56 |
| 1968 | 69 |
| 1969 | 66 |
| 1970 | 46 |
| 1971 | 41 |
| 1972 | 54 |
| 1973 | 39 |
| 1974 | 49 |
| 1975 | 42 |
| 1976 | 44 |
| 1977 | 33 |
| 1978 | 64 |
| 1979 | 42 |
| 1980 | 61 |
| 1981 | 43 |
| 1982 | 42 |
| 1983 | 54 |
| 1984 | 41 |
| 1985 | 47 |
| 1986 | 39 |
| 1987 | 62 |
| 1988 | 58 |
| 1989 | 33 |
| 1990 | 49 |
| 1991 | 49 |
| 1992 | 36 |
| 1993 | 38 |
| 1994 | 67 |
| 1995 | 50 |
| 1996 | 2 |
Wettest Day of Each Month
Apr: 124.4 mm (4.9 in)| Month | Record daily precipitation (mm) | Date |
|---|---|---|
| Jan | 107.6 mm (4.2 in) | 28 January 2004 |
| Feb | 69.3 mm (2.7 in) | 24 February 1969 |
| Mar | 85.0 mm (3.3 in) | 27 March 1977 |
| Apr | 124.4 mm (4.9 in) | 2 April 1989 |
| May | 90.0 mm (3.5 in) | 28 May 1983 |
| Jun | 53.0 mm (2.1 in) | 8 June 1991 |
| Jul | 82.2 mm (3.2 in) | 21 July 2000 |
| Aug | 79.0 mm (3.1 in) | 25 August 1970 |
| Sep | 77.4 mm (3.0 in) | 5 September 1997 |
| Oct | 95.4 mm (3.8 in) | 9 October 1992 |
| Nov | 56.6 mm (2.2 in) | 2 November 1993 |
| Dec | 69.4 mm (2.7 in) | 23 December 1993 |
Period of Record Coverage
1966 to 1996| Year | Days with data | Share of year | Complete |
|---|---|---|---|
| 1966 | 365 | 100% | Yes |
| 1967 | 360 | 99% | Yes |
| 1968 | 365 | 100% | Yes |
| 1969 | 364 | 100% | Yes |
| 1970 | 298 | 82% | No |
| 1971 | 365 | 100% | Yes |
| 1972 | 359 | 98% | Yes |
| 1973 | 330 | 90% | Yes |
| 1974 | 361 | 99% | Yes |
| 1975 | 364 | 100% | Yes |
| 1976 | 365 | 100% | Yes |
| 1977 | 356 | 98% | Yes |
| 1978 | 365 | 100% | Yes |
| 1979 | 365 | 100% | Yes |
| 1980 | 350 | 96% | Yes |
| 1981 | 365 | 100% | Yes |
| 1982 | 365 | 100% | Yes |
| 1983 | 365 | 100% | Yes |
| 1984 | 365 | 100% | Yes |
| 1985 | 365 | 100% | Yes |
| 1986 | 362 | 99% | Yes |
| 1987 | 339 | 93% | Yes |
| 1988 | 353 | 96% | Yes |
| 1989 | 355 | 97% | Yes |
| 1990 | 362 | 99% | Yes |
| 1991 | 363 | 99% | Yes |
| 1992 | 366 | 100% | Yes |
| 1993 | 365 | 100% | Yes |
| 1994 | 365 | 100% | Yes |
| 1995 | 365 | 100% | Yes |
| 1996 | 30 | 8% | No |
Latest Records
20| Date | Station | Record | Value | Beat old record by | Old record stood | Significance |
|---|---|---|---|---|---|---|
| 1 July 2026 | Forthside Research Station, AU | daily rain | 30.6 mm (1.2 in) | 2.6 mm (0.10 in) | 43 years | 20 of 100 (Routine) |
| 19 June 2026 | Forthside Research Station, AU | daily rain | 23.6 mm (0.9 in) | 6.6 mm (0.26 in) | 48 years | 20 of 100 (Routine) |
| 9 April 2026 | Forthside Research Station, AU | daily rain | 9.0 mm (0.35 in) | 3.8 mm (0.15 in) | 24 years | 16 of 100 (Routine) |
| 25 June 2025 | Forthside Research Station, AU | daily rain | 24.4 mm (1.0 in) | 1.0 mm (0.04 in) | 20 years | 13 of 100 (Routine) |
| 3 March 2025 | Forthside Research Station, AU | daily rain | 6.0 mm (0.24 in) | 0.6 mm (0.02 in) | 32 years | 15 of 100 (Routine) |
| 14 December 2023 | Forthside Research Station, AU | daily rain | 54.8 mm (2.2 in) | 45.8 mm (1.8 in) | 30 years | 54 of 100 (Notable) |
| 7 March 2023 | Forthside Research Station, AU | daily rain | 30.4 mm (1.2 in) | 19.4 mm (0.8 in) | 40 years | 37 of 100 (Notable) |
| 18 January 2023 | Forthside Research Station, AU | daily rain (Tie) | 5.4 mm (0.21 in) | tie | 45 years | 4 of 100 (Routine) |
| 11 November 2022 | Forthside Research Station, AU | daily rain | 20.2 mm (0.8 in) | 5.0 mm (0.20 in) | 53 years | 20 of 100 (Routine) |
| 14 October 2022 | Forthside Research Station, AU | daily rain | 60.4 mm (2.4 in) | 5.8 mm (0.23 in) | 36 years | 21 of 100 (Routine) |
| 13 October 2022 | Forthside Research Station, AU | daily rain | 42.6 mm (1.7 in) | 0.2 mm (0.01 in) | 27 years | 13 of 100 (Routine) |
| 12 August 2022 | Forthside Research Station, AU | daily rain | 24.4 mm (1.0 in) | 6.6 mm (0.26 in) | 56 years | 20 of 100 (Routine) |
| 16 June 2022 | Forthside Research Station, AU | daily rain | 41.9 mm (1.6 in) | 9.9 mm (0.39 in) | 16 years | 22 of 100 (Routine) |
| 1 March 2022 | Forthside Research Station, AU | daily rain | 44.4 mm (1.7 in) | 18.0 mm (0.7 in) | 41 years | 35 of 100 (Notable) |
| 7 January 2022 | Forthside Research Station, AU | daily rain | 41.2 mm (1.6 in) | 26.4 mm (1.0 in) | 40 years | 41 of 100 (Notable) |
| 15 October 2021 | Forthside Research Station, AU | daily rain | 37.6 mm (1.5 in) | 8.2 mm (0.32 in) | 11 years | 16 of 100 (Routine) |
| 25 March 2021 | Forthside Research Station, AU | daily rain | 28.6 mm (1.1 in) | 3.2 mm (0.13 in) | 36 years | 19 of 100 (Routine) |
| 6 March 2020 | Forthside Research Station, AU | daily rain | 44.0 mm (1.7 in) | 40.0 mm (1.6 in) | 24 years | 52 of 100 (Notable) |
| 5 March 2020 | Forthside Research Station, AU | daily rain | 14.0 mm (0.6 in) | 6.0 mm (0.24 in) | 37 years | 20 of 100 (Routine) |
| 23 January 2020 | Forthside Research Station, AU | daily rain | 33.6 mm (1.3 in) | 6.8 mm (0.27 in) | 42 years | 23 of 100 (Routine) |
Climate Trend
27 complete years, 1966 to 1995| Year | Annual mean temperature | Difference from the station mean |
|---|---|---|
| 1966 | 11.4 C | -0.37 C |
| 1967 | 11.4 C | -0.43 C |
| 1968 | 11.3 C | -0.52 C |
| 1969 | 11.5 C | -0.26 C |
| 1971 | 11.9 C | +0.10 C |
| 1972 | 12.0 C | +0.24 C |
| 1974 | 12.2 C | +0.40 C |
| 1975 | 11.7 C | -0.11 C |
| 1976 | 11.7 C | -0.04 C |
| 1977 | 11.4 C | -0.34 C |
| 1978 | 11.8 C | +0.00 C |
| 1979 | 12.0 C | +0.22 C |
| 1981 | 12.3 C | +0.53 C |
| 1982 | 11.7 C | -0.05 C |
| 1983 | 11.8 C | -0.03 C |
| 1984 | 11.6 C | -0.15 C |
| 1985 | 11.8 C | +0.05 C |
| 1986 | 11.6 C | -0.17 C |
| 1987 | 11.6 C | -0.21 C |
| 1988 | 12.9 C | +1.09 C |
| 1989 | 12.4 C | +0.58 C |
| 1990 | 12.2 C | +0.38 C |
| 1991 | 11.8 C | -0.03 C |
| 1992 | 11.7 C | -0.13 C |
| 1993 | 12.1 C | +0.35 C |
| 1994 | 11.3 C | -0.53 C |
| 1995 | 11.2 C | -0.59 C |
This station does not have enough complete years (30 are needed) to fit a temperature trend.
A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.
Extremes by Year
1966 to 2026| Measure | Record | Year of the record | Median year | Years with a value |
|---|---|---|---|---|
| Hottest day (TXx) | 30.8 C (87.4 F) | 1967 | 28.0 C (82.4 F) | 31 |
| Coldest night (TNn) | -3.2 C (26.2 F) | 1982 | -2.0 C (28.4 F) | 31 |
| Wettest day (Rx1day) | 124.4 mm (4.9 in) | 1989 | 51.4 mm (2.0 in) | 61 |
| Wettest five days (Rx5day) | 189.4 mm (7.5 in) | 1989 | 76.8 mm (3.0 in) | 61 |
| Longest dry spell (CDD) | 36 days | 1987 | 16 days | 61 |
Hottest day (TXx)
| Year | Hottest day (TXx) |
|---|---|
| 1966 | 27.6 C (81.7 F) |
| 1967 | 30.8 C (87.4 F) |
| 1968 | 26.8 C (80.2 F) |
| 1969 | 28.0 C (82.4 F) |
| 1970 | 27.3 C (81.1 F) |
| 1971 | 25.3 C (77.5 F) |
| 1972 | 28.6 C (83.5 F) |
| 1973 | 29.1 C (84.4 F) |
| 1974 | 29.0 C (84.2 F) |
| 1975 | 28.0 C (82.4 F) |
| 1976 | 28.4 C (83.1 F) |
| 1977 | 27.3 C (81.1 F) |
| 1978 | 26.2 C (79.2 F) |
| 1979 | 28.5 C (83.3 F) |
| 1980 | 28.1 C (82.6 F) |
| 1981 | 28.7 C (83.7 F) |
| 1982 | 30.2 C (86.4 F) |
| 1983 | 28.6 C (83.5 F) |
| 1984 | 27.7 C (81.9 F) |
| 1985 | 28.5 C (83.3 F) |
| 1986 | 24.5 C (76.1 F) |
| 1987 | 25.5 C (77.9 F) |
| 1988 | 27.0 C (80.6 F) |
| 1989 | 28.0 C (82.4 F) |
| 1990 | 28.0 C (82.4 F) |
| 1991 | 30.2 C (86.4 F) |
| 1992 | 28.0 C (82.4 F) |
| 1993 | 25.6 C (78.1 F) |
| 1994 | 28.2 C (82.8 F) |
| 1995 | 27.1 C (80.8 F) |
| 1996 | 22.8 C (73.0 F) |
| 1997 | n/a |
| 1998 | n/a |
| 1999 | n/a |
| 2000 | n/a |
| 2001 | n/a |
| 2002 | n/a |
| 2003 | n/a |
| 2004 | n/a |
| 2005 | n/a |
| 2006 | n/a |
| 2007 | n/a |
| 2008 | n/a |
| 2009 | n/a |
| 2010 | n/a |
| 2011 | n/a |
| 2012 | n/a |
| 2013 | n/a |
| 2014 | n/a |
| 2015 | n/a |
| 2016 | n/a |
| 2017 | n/a |
| 2018 | n/a |
| 2019 | n/a |
| 2020 | n/a |
| 2021 | n/a |
| 2022 | n/a |
| 2023 | n/a |
| 2024 | n/a |
| 2025 | n/a |
| 2026 | n/a |
Coldest night (TNn)
| Year | Coldest night (TNn) |
|---|---|
| 1966 | -2.9 C (26.8 F) |
| 1967 | -2.8 C (27.0 F) |
| 1968 | -1.5 C (29.3 F) |
| 1969 | -2.2 C (28.0 F) |
| 1970 | -2.6 C (27.3 F) |
| 1971 | -1.1 C (30.0 F) |
| 1972 | -2.0 C (28.4 F) |
| 1973 | -2.6 C (27.3 F) |
| 1974 | -2.9 C (26.8 F) |
| 1975 | -1.2 C (29.8 F) |
| 1976 | -2.6 C (27.3 F) |
| 1977 | -1.0 C (30.2 F) |
| 1978 | -2.0 C (28.4 F) |
| 1979 | -2.0 C (28.4 F) |
| 1980 | -1.0 C (30.2 F) |
| 1981 | -2.2 C (28.0 F) |
| 1982 | -3.2 C (26.2 F) |
| 1983 | -2.6 C (27.3 F) |
| 1984 | -2.2 C (28.0 F) |
| 1985 | -2.7 C (27.1 F) |
| 1986 | -2.2 C (28.0 F) |
| 1987 | -1.5 C (29.3 F) |
| 1988 | -1.2 C (29.8 F) |
| 1989 | -2.0 C (28.4 F) |
| 1990 | -1.5 C (29.3 F) |
| 1991 | -1.5 C (29.3 F) |
| 1992 | -2.5 C (27.5 F) |
| 1993 | -1.0 C (30.2 F) |
| 1994 | -1.5 C (29.3 F) |
| 1995 | -2.1 C (28.2 F) |
| 1996 | 7.2 C (45.0 F) |
| 1997 | n/a |
| 1998 | n/a |
| 1999 | n/a |
| 2000 | n/a |
| 2001 | n/a |
| 2002 | n/a |
| 2003 | n/a |
| 2004 | n/a |
| 2005 | n/a |
| 2006 | n/a |
| 2007 | n/a |
| 2008 | n/a |
| 2009 | n/a |
| 2010 | n/a |
| 2011 | n/a |
| 2012 | n/a |
| 2013 | n/a |
| 2014 | n/a |
| 2015 | n/a |
| 2016 | n/a |
| 2017 | n/a |
| 2018 | n/a |
| 2019 | n/a |
| 2020 | n/a |
| 2021 | n/a |
| 2022 | n/a |
| 2023 | n/a |
| 2024 | n/a |
| 2025 | n/a |
| 2026 | n/a |
Wettest day (Rx1day)
| Year | Wettest day (Rx1day) |
|---|---|
| 1966 | 52.1 mm (2.1 in) |
| 1967 | 35.1 mm (1.4 in) |
| 1968 | 45.5 mm (1.8 in) |
| 1969 | 69.3 mm (2.7 in) |
| 1970 | 79.0 mm (3.1 in) |
| 1971 | 59.9 mm (2.4 in) |
| 1972 | 36.3 mm (1.4 in) |
| 1973 | 51.1 mm (2.0 in) |
| 1974 | 67.8 mm (2.7 in) |
| 1975 | 56.0 mm (2.2 in) |
| 1976 | 32.8 mm (1.3 in) |
| 1977 | 85.0 mm (3.3 in) |
| 1978 | 37.8 mm (1.5 in) |
| 1979 | 47.6 mm (1.9 in) |
| 1980 | 46.6 mm (1.8 in) |
| 1981 | 33.2 mm (1.3 in) |
| 1982 | 60.4 mm (2.4 in) |
| 1983 | 90.0 mm (3.5 in) |
| 1984 | 54.8 mm (2.2 in) |
| 1985 | 61.2 mm (2.4 in) |
| 1986 | 62.4 mm (2.5 in) |
| 1987 | 43.8 mm (1.7 in) |
| 1988 | 60.0 mm (2.4 in) |
| 1989 | 124.4 mm (4.9 in) |
| 1990 | 46.6 mm (1.8 in) |
| 1991 | 62.0 mm (2.4 in) |
| 1992 | 95.4 mm (3.8 in) |
| 1993 | 69.4 mm (2.7 in) |
| 1994 | 48.2 mm (1.9 in) |
| 1995 | 48.6 mm (1.9 in) |
| 1996 | 53.2 mm (2.1 in) |
| 1997 | 77.4 mm (3.0 in) |
| 1998 | 67.6 mm (2.7 in) |
| 1999 | 29.4 mm (1.2 in) |
| 2000 | 82.2 mm (3.2 in) |
| 2001 | 31.6 mm (1.2 in) |
| 2002 | 54.4 mm (2.1 in) |
| 2003 | 51.4 mm (2.0 in) |
| 2004 | 107.6 mm (4.2 in) |
| 2005 | 68.6 mm (2.7 in) |
| 2006 | 42.2 mm (1.7 in) |
| 2007 | 37.0 mm (1.5 in) |
| 2008 | 53.8 mm (2.1 in) |
| 2009 | 30.6 mm (1.2 in) |
| 2010 | 33.0 mm (1.3 in) |
| 2011 | 69.8 mm (2.7 in) |
| 2012 | 41.8 mm (1.6 in) |
| 2013 | 54.8 mm (2.2 in) |
| 2014 | 40.6 mm (1.6 in) |
| 2015 | 22.0 mm (0.9 in) |
| 2016 | 72.0 mm (2.8 in) |
| 2017 | 27.8 mm (1.1 in) |
| 2018 | 30.2 mm (1.2 in) |
| 2019 | 23.2 mm (0.9 in) |
| 2020 | 44.0 mm (1.7 in) |
| 2021 | 37.6 mm (1.5 in) |
| 2022 | 60.4 mm (2.4 in) |
| 2023 | 54.8 mm (2.2 in) |
| 2024 | 39.6 mm (1.6 in) |
| 2025 | 24.4 mm (1.0 in) |
| 2026 | 30.6 mm (1.2 in) |
Wettest five days (Rx5day)
| Year | Wettest five days (Rx5day) |
|---|---|
| 1966 | 99.8 mm (3.9 in) |
| 1967 | 67.1 mm (2.6 in) |
| 1968 | 86.6 mm (3.4 in) |
| 1969 | 129.8 mm (5.1 in) |
| 1970 | 161.9 mm (6.4 in) |
| 1971 | 97.0 mm (3.8 in) |
| 1972 | 58.9 mm (2.3 in) |
| 1973 | 113.0 mm (4.4 in) |
| 1974 | 95.5 mm (3.8 in) |
| 1975 | 118.5 mm (4.7 in) |
| 1976 | 76.8 mm (3.0 in) |
| 1977 | 156.4 mm (6.2 in) |
| 1978 | 68.0 mm (2.7 in) |
| 1979 | 104.0 mm (4.1 in) |
| 1980 | 93.4 mm (3.7 in) |
| 1981 | 71.6 mm (2.8 in) |
| 1982 | 85.0 mm (3.3 in) |
| 1983 | 106.8 mm (4.2 in) |
| 1984 | 81.6 mm (3.2 in) |
| 1985 | 72.8 mm (2.9 in) |
| 1986 | 104.6 mm (4.1 in) |
| 1987 | 78.6 mm (3.1 in) |
| 1988 | 88.2 mm (3.5 in) |
| 1989 | 189.4 mm (7.5 in) |
| 1990 | 78.4 mm (3.1 in) |
| 1991 | 98.6 mm (3.9 in) |
| 1992 | 113.0 mm (4.4 in) |
| 1993 | 94.8 mm (3.7 in) |
| 1994 | 60.6 mm (2.4 in) |
| 1995 | 106.4 mm (4.2 in) |
| 1996 | 79.4 mm (3.1 in) |
| 1997 | 116.2 mm (4.6 in) |
| 1998 | 86.8 mm (3.4 in) |
| 1999 | 51.0 mm (2.0 in) |
| 2000 | 39.8 mm (1.6 in) |
| 2001 | 54.8 mm (2.2 in) |
| 2002 | 54.8 mm (2.2 in) |
| 2003 | 79.6 mm (3.1 in) |
| 2004 | 139.4 mm (5.5 in) |
| 2005 | 80.6 mm (3.2 in) |
| 2006 | 44.2 mm (1.7 in) |
| 2007 | 53.0 mm (2.1 in) |
| 2008 | 60.6 mm (2.4 in) |
| 2009 | 38.4 mm (1.5 in) |
| 2010 | 32.4 mm (1.3 in) |
| 2011 | 146.6 mm (5.8 in) |
| 2012 | 37.6 mm (1.5 in) |
| 2013 | 34.4 mm (1.4 in) |
| 2014 | 40.9 mm (1.6 in) |
| 2015 | 16.6 mm (0.7 in) |
| 2016 | 45.6 mm (1.8 in) |
| 2017 | 64.4 mm (2.5 in) |
| 2018 | 24.4 mm (1.0 in) |
| 2019 | 10.6 mm (0.4 in) |
| 2020 | 58.0 mm (2.3 in) |
| 2021 | 23.6 mm (0.9 in) |
| 2022 | 27.0 mm (1.1 in) |
| 2023 | 25.6 mm (1.0 in) |
| 2024 | 14.4 mm (0.6 in) |
| 2025 | 0.6 mm (0.02 in) |
| 2026 | 14.2 mm (0.6 in) |
Longest dry spell (CDD)
| Year | Longest dry spell (CDD) |
|---|---|
| 1966 | 15 days |
| 1967 | 33 days |
| 1968 | 23 days |
| 1969 | 15 days |
| 1970 | 21 days |
| 1971 | 29 days |
| 1972 | 29 days |
| 1973 | 12 days |
| 1974 | 12 days |
| 1975 | 25 days |
| 1976 | 15 days |
| 1977 | 13 days |
| 1978 | 16 days |
| 1979 | 15 days |
| 1980 | 13 days |
| 1981 | 14 days |
| 1982 | 22 days |
| 1983 | 26 days |
| 1984 | 19 days |
| 1985 | 22 days |
| 1986 | 16 days |
| 1987 | 36 days |
| 1988 | 31 days |
| 1989 | 22 days |
| 1990 | 14 days |
| 1991 | 34 days |
| 1992 | 13 days |
| 1993 | 13 days |
| 1994 | 21 days |
| 1995 | 14 days |
| 1996 | 18 days |
| 1997 | 16 days |
| 1998 | 30 days |
| 1999 | 13 days |
| 2000 | 30 days |
| 2001 | 25 days |
| 2002 | 31 days |
| 2003 | 29 days |
| 2004 | 20 days |
| 2005 | 28 days |
| 2006 | 21 days |
| 2007 | 18 days |
| 2008 | 19 days |
| 2009 | 21 days |
| 2010 | 11 days |
| 2011 | 11 days |
| 2012 | 10 days |
| 2013 | 11 days |
| 2014 | 11 days |
| 2015 | 13 days |
| 2016 | 9 days |
| 2017 | 18 days |
| 2018 | 17 days |
| 2019 | 17 days |
| 2020 | 9 days |
| 2021 | 7 days |
| 2022 | 8 days |
| 2023 | 11 days |
| 2024 | 8 days |
| 2025 | 5 days |
| 2026 | 7 days |
Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.
Frost Dates and Growing Season
25 years with a frostAcross 25 years with a frost, the median last spring frost at Forthside Research Station falls on 14 September and the median first autumn frost on 4 June, which leaves a median of 251 days between them.
Fitted over all years, the growing season changes by +22.6 days per decade at this station.
| Measure | Median, all years | Earliest period | Recent period (1966 to 1994) | Recent against earliest | Fitted trend |
|---|---|---|---|---|---|
| Last spring frost | 14 September | n/a | 14 September | n/a | -10.4 days per decade |
| First autumn frost | 4 June | n/a | 4 June | n/a | +12.3 days per decade |
| Growing days | 251 days | n/a | 251 days | n/a | +22.6 days per decade |
A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.
Rainfall Return Levels
30 years, 1966 to 1995A day with at least 54.3 mm (2.1 in) of rain is expected about once in 2 years. A day with at least 131.8 mm (5.2 in) of rain is expected about once in 100 years.
| Expected about once in | A day with at least | Note |
|---|---|---|
| 2 years | 54.3 mm (2.1 in) | |
| 5 years | 72.1 mm (2.8 in) | |
| 10 years | 85.0 mm (3.3 in) | |
| 25 years | 102.7 mm (4.0 in) | |
| 50 years | 116.8 mm (4.6 in) | Longer than the 30 years of record |
| 100 years | 131.8 mm (5.2 in) | Longer than the 30 years of record |
The levels come from a generalised extreme value (GEV) distribution fitted by L-moments to the wettest-day total of each year, 30 years of values from 1966 to 1995.
A return level is an estimate. It is least reliable for the long periods, 50 and 100 years, and for any period longer than the record behind the fit, where the fit has to reach past the largest day actually observed. It is not a forecast.
The largest wettest-day totals in the fit: 124.4 mm (4.9 in) in 1989; 95.4 mm (3.8 in) in 1992; 90.0 mm (3.5 in) in 1983.
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Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-14 (14 October 2026). Records are computed by this site and are not official.
Data as of . Last revised (2026-10-14).