Ixtapa (Cfe) Weather Records (MXN00007188)
Record envelope, standing records and threshold days for Ixtapa (Cfe) (MXN00007188), Mexico, with 39 years of record.
Key Facts for Ixtapa (Cfe)
- Ixtapa (Cfe) (MXN00007188) is a weather station in Mexico at 16.80 latitude and -92.90 longitude, 1,120 m (3,674 ft) above sea level.
- The station reports from 1961 to 1999, 39 years of record.
- 1,464 records set at Ixtapa (Cfe) still stand.
- Records are tracked for tmax, tmin, prcp: an element needs 30 years of data to be eligible.
- Ixtapa (Cfe) tied a daily record low maximum temperature of 20.0 C (68.0 F) on 30 December 1999.
About the Station
- Location: Mexico, 16.80 latitude, -92.90 longitude.
- Elevation: 1,120 m (3,674 ft).
- Period of record: 1961 to 1999, 39 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 | 32.2 C (90.0 F) | 1.7 C (35.1 F) | n/a | n/a |
| Feb | 34.4 C (93.9 F) | 1.1 C (34.0 F) | n/a | n/a |
| Mar | 37.2 C (99.0 F) | 3.9 C (39.0 F) | n/a | n/a |
| Apr | 38.9 C (102.0 F) | 8.3 C (46.9 F) | n/a | n/a |
| May | 35.6 C (96.1 F) | 10.0 C (50.0 F) | n/a | n/a |
| Jun | 35.6 C (96.1 F) | 10.0 C (50.0 F) | n/a | n/a |
| Jul | 35.0 C (95.0 F) | 11.7 C (53.1 F) | n/a | n/a |
| Aug | 34.4 C (93.9 F) | 11.7 C (53.1 F) | n/a | n/a |
| Sep | 33.9 C (93.0 F) | 10.6 C (51.1 F) | n/a | n/a |
| Oct | 35.0 C (95.0 F) | 7.8 C (46.0 F) | n/a | n/a |
| Nov | 35.0 C (95.0 F) | 2.8 C (37.0 F) | n/a | n/a |
| Dec | 33.9 C (93.0 F) | 2.8 C (37.0 F) | n/a | n/a |
Which Years Hold Standing Records
1,464 standing records| Year set | Standing records |
|---|---|
| 1961 | 24 |
| 1962 | 35 |
| 1963 | 58 |
| 1964 | 34 |
| 1965 | 35 |
| 1966 | 33 |
| 1967 | 23 |
| 1968 | 25 |
| 1969 | 52 |
| 1970 | 34 |
| 1971 | 24 |
| 1972 | 9 |
| 1973 | 29 |
| 1974 | 23 |
| 1975 | 53 |
| 1976 | 43 |
| 1977 | 44 |
| 1978 | 43 |
| 1979 | 14 |
| 1980 | 13 |
| 1981 | 8 |
| 1982 | 13 |
| 1983 | 32 |
| 1984 | 40 |
| 1985 | 36 |
| 1986 | 82 |
| 1987 | 54 |
| 1988 | 75 |
| 1989 | 61 |
| 1990 | 31 |
| 1991 | 29 |
| 1992 | 37 |
| 1993 | 25 |
| 1994 | 33 |
| 1995 | 19 |
| 1996 | 23 |
| 1997 | 27 |
| 1998 | 84 |
| 1999 | 107 |
All-Time Record Progression
2 new records| Date | Kind | Detail |
|---|---|---|
| 1996-01-14 | Record low minimum temperature | Record low minimum temperature 1.7 C (35.1 F) |
| 1998-02-04 | Record low minimum temperature | Record low minimum temperature 1.1 C (34.0 F) |
Wettest Day of Each Month
Aug: 176.8 mm (7.0 in)| Month | Record daily precipitation (mm) | Date |
|---|---|---|
| Jan | 14.5 mm (0.6 in) | 19 January 1980 |
| Feb | 16.8 mm (0.7 in) | 18 February 1965 |
| Mar | 29.0 mm (1.1 in) | 9 March 1983 |
| Apr | 84.8 mm (3.3 in) | 1 April 1980 |
| May | 89.9 mm (3.5 in) | 30 May 1986 |
| Jun | 99.8 mm (3.9 in) | 22 June 1991 |
| Jul | 80.3 mm (3.2 in) | 3 July 1996 |
| Aug | 176.8 mm (7.0 in) | 25 August 1971 |
| Sep | 67.8 mm (2.7 in) | 1 September 1970 |
| Oct | 80.3 mm (3.2 in) | 1 October 1999 |
| Nov | 36.8 mm (1.4 in) | 2 November 1998 |
| Dec | 39.9 mm (1.6 in) | 9 December 1999 |
Period of Record Coverage
1961 to 1999| Year | Days with data | Share of year | Complete |
|---|---|---|---|
| 1961 | 245 | 67% | No |
| 1962 | 365 | 100% | Yes |
| 1963 | 365 | 100% | Yes |
| 1964 | 366 | 100% | Yes |
| 1965 | 334 | 92% | Yes |
| 1966 | 365 | 100% | Yes |
| 1967 | 365 | 100% | Yes |
| 1968 | 366 | 100% | Yes |
| 1969 | 365 | 100% | Yes |
| 1970 | 365 | 100% | Yes |
| 1971 | 360 | 99% | Yes |
| 1972 | 366 | 100% | Yes |
| 1973 | 365 | 100% | Yes |
| 1974 | 364 | 100% | Yes |
| 1975 | 365 | 100% | Yes |
| 1976 | 365 | 100% | Yes |
| 1977 | 365 | 100% | Yes |
| 1978 | 365 | 100% | Yes |
| 1979 | 364 | 100% | Yes |
| 1980 | 366 | 100% | Yes |
| 1981 | 365 | 100% | Yes |
| 1982 | 365 | 100% | Yes |
| 1983 | 365 | 100% | Yes |
| 1984 | 366 | 100% | Yes |
| 1985 | 365 | 100% | Yes |
| 1986 | 365 | 100% | Yes |
| 1987 | 365 | 100% | Yes |
| 1988 | 214 | 58% | No |
| 1989 | 365 | 100% | Yes |
| 1990 | 365 | 100% | Yes |
| 1991 | 335 | 92% | Yes |
| 1992 | 366 | 100% | Yes |
| 1993 | 304 | 83% | No |
| 1994 | 337 | 92% | Yes |
| 1995 | 365 | 100% | Yes |
| 1996 | 366 | 100% | Yes |
| 1997 | 363 | 99% | Yes |
| 1998 | 364 | 100% | Yes |
| 1999 | 365 | 100% | Yes |
Latest Records
20| Date | Station | Record | Value | Beat old record by | Old record stood | Significance |
|---|---|---|---|---|---|---|
| 30 December 1999 | Ixtapa (Cfe), MX | daily low max (Tie) | 20.0 C (68.0 F) | tie | 21 years | 2 of 100 (Routine) |
| 29 December 1999 | Ixtapa (Cfe), MX | daily low max | 17.8 C (64.0 F) | 2.2 C (4.0 F) | 21 years | 16 of 100 (Routine) |
| 28 December 1999 | Ixtapa (Cfe), MX | daily low max | 16.7 C (62.1 F) | 2.2 C (4.0 F) | 22 years | 16 of 100 (Routine) |
| 28 December 1999 | Ixtapa (Cfe), MX | daily low min | 5.0 C (41.0 F) | 0.6 C (1.1 F) | 18 years | 10 of 100 (Routine) |
| 27 December 1999 | Ixtapa (Cfe), MX | daily low max | 16.7 C (62.1 F) | 1.1 C (2.0 F) | 4 years | 7 of 100 (Routine) |
| 26 December 1999 | Ixtapa (Cfe), MX | monthly low max | 16.1 C (61.0 F) | 0.6 C (1.1 F) | 35 years | 25 of 100 (Routine) |
| 24 December 1999 | Ixtapa (Cfe), MX | daily low min | 5.6 C (42.1 F) | 0.5 C (0.9 F) | 0 years | 5 of 100 (Routine) |
| 21 December 1999 | Ixtapa (Cfe), MX | daily rain | 30.0 mm (1.2 in) | 30.0 mm (1.2 in) | 37 years | 54 of 100 (Notable) |
| 9 December 1999 | Ixtapa (Cfe), MX | monthly rain | 39.9 mm (1.6 in) | 12.0 mm (0.5 in) | 27 years | 40 of 100 (Notable) |
| 8 December 1999 | Ixtapa (Cfe), MX | daily low min | 6.7 C (44.1 F) | 0.5 C (0.9 F) | 0 years | 5 of 100 (Routine) |
| 5 December 1999 | Ixtapa (Cfe), MX | daily low min | 6.1 C (43.0 F) | 0.6 C (1.1 F) | 0 years | 5 of 100 (Routine) |
| 4 December 1999 | Ixtapa (Cfe), MX | daily low min | 5.6 C (42.1 F) | 1.6 C (2.9 F) | 0 years | 9 of 100 (Routine) |
| 3 December 1999 | Ixtapa (Cfe), MX | daily low min | 5.0 C (41.0 F) | 1.1 C (2.0 F) | 0 years | 7 of 100 (Routine) |
| 2 December 1999 | Ixtapa (Cfe), MX | daily low min | 5.0 C (41.0 F) | 3.3 C (5.9 F) | 28 years | 24 of 100 (Routine) |
| 2 December 1999 | Ixtapa (Cfe), MX | daily low max | 21.7 C (71.1 F) | 1.1 C (2.0 F) | 29 years | 14 of 100 (Routine) |
| 1 December 1999 | Ixtapa (Cfe), MX | monthly low min (Tie) | 2.8 C (37.0 F) | tie | 1 year | 3 of 100 (Routine) |
| 30 November 1999 | Ixtapa (Cfe), MX | daily low max | 19.4 C (66.9 F) | 0.6 C (1.1 F) | 36 years | 15 of 100 (Routine) |
| 30 November 1999 | Ixtapa (Cfe), MX | monthly low min (Tie) | 2.8 C (37.0 F) | tie | 0 years | 3 of 100 (Routine) |
| 29 November 1999 | Ixtapa (Cfe), MX | monthly low min | 2.8 C (37.0 F) | 1.1 C (2.0 F) | 0 years | 17 of 100 (Routine) |
| 29 November 1999 | Ixtapa (Cfe), MX | daily low max (Tie) | 19.4 C (66.9 F) | tie | 32 years | 3 of 100 (Routine) |
Climate Trend
33 complete years, 1962 to 1999| Year | Annual mean temperature | Difference from the station mean |
|---|---|---|
| 1962 | 20.7 C | -0.27 C |
| 1963 | 21.2 C | +0.23 C |
| 1964 | 21.3 C | +0.30 C |
| 1966 | 21.1 C | +0.12 C |
| 1967 | 20.9 C | -0.02 C |
| 1968 | 21.0 C | +0.05 C |
| 1969 | 21.8 C | +0.86 C |
| 1970 | 21.2 C | +0.21 C |
| 1971 | 21.3 C | +0.33 C |
| 1972 | 21.6 C | +0.59 C |
| 1973 | 21.3 C | +0.33 C |
| 1974 | 20.7 C | -0.23 C |
| 1975 | 21.6 C | +0.66 C |
| 1976 | 21.1 C | +0.09 C |
| 1977 | 20.3 C | -0.69 C |
| 1978 | 20.3 C | -0.71 C |
| 1979 | 20.6 C | -0.39 C |
| 1980 | 21.0 C | +0.04 C |
| 1981 | 20.8 C | -0.13 C |
| 1982 | 20.8 C | -0.20 C |
| 1983 | 21.0 C | +0.01 C |
| 1984 | 20.6 C | -0.36 C |
| 1985 | 20.7 C | -0.28 C |
| 1986 | 19.7 C | -1.28 C |
| 1987 | 21.0 C | 0.00 C |
| 1989 | 21.4 C | +0.42 C |
| 1990 | 21.4 C | +0.46 C |
| 1992 | 21.2 C | +0.28 C |
| 1995 | 21.1 C | +0.16 C |
| 1996 | 20.6 C | -0.39 C |
| 1997 | 21.1 C | +0.09 C |
| 1998 | 21.1 C | +0.15 C |
| 1999 | 20.6 C | -0.37 C |
The fitted trend in annual mean temperature here over 1962 to 1999 is -0.1 C (-0.2 to 0.1) per decade. The interval includes zero, so the trend is not clearly different from zero. In Fahrenheit: -0.2 F (-0.4 to 0.1) per decade. The slope is a straight line fitted to 33 complete years; the brackets give its 95 percent interval.
| Measure | Per decade (C) | Per decade (F) | Period | Complete years | Reading |
|---|---|---|---|---|---|
| Annual mean temperature | -0.1 C (-0.2 to 0.1) per decade | -0.2 F (-0.4 to 0.1) per decade | 1962 to 1999 | 33 | Not clearly different from zero |
| Mean daily maximum | 0.1 C (-0.2 to 0.3) per decade | 0.1 F (-0.3 to 0.6) per decade | 1962 to 1999 | 33 | Not clearly different from zero |
| Mean daily minimum | -0.2 C (-0.4 to -0.1) per decade | -0.4 F (-0.8 to -0.1) per decade | 1962 to 1999 | 33 | Fall |
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
1961 to 1999| Measure | Record | Year of the record | Median year | Years with a value |
|---|---|---|---|---|
| Hottest day (TXx) | 38.9 C (102.0 F) | 1983 | 34.4 C (93.9 F) | 39 |
| Coldest night (TNn) | 1.1 C (34.0 F) | 1998 | 5.6 C (42.1 F) | 39 |
| Wettest day (Rx1day) | 176.8 mm (7.0 in) | 1971 | 59.9 mm (2.4 in) | 39 |
| Wettest five days (Rx5day) | 242.4 mm (9.5 in) | 1984 | 134.6 mm (5.3 in) | 39 |
| Longest dry spell (CDD) | 132 days | 1977 | 74 days | 39 |
Hottest day (TXx)
| Year | Hottest day (TXx) |
|---|---|
| 1961 | 32.8 C (91.0 F) |
| 1962 | 32.8 C (91.0 F) |
| 1963 | 32.8 C (91.0 F) |
| 1964 | 35.6 C (96.1 F) |
| 1965 | 33.3 C (91.9 F) |
| 1966 | 34.4 C (93.9 F) |
| 1967 | 33.3 C (91.9 F) |
| 1968 | 33.3 C (91.9 F) |
| 1969 | 35.0 C (95.0 F) |
| 1970 | 35.0 C (95.0 F) |
| 1971 | 35.0 C (95.0 F) |
| 1972 | 33.3 C (91.9 F) |
| 1973 | 34.4 C (93.9 F) |
| 1974 | 35.0 C (95.0 F) |
| 1975 | 35.0 C (95.0 F) |
| 1976 | 35.0 C (95.0 F) |
| 1977 | 35.6 C (96.1 F) |
| 1978 | 37.2 C (99.0 F) |
| 1979 | 32.8 C (91.0 F) |
| 1980 | 35.0 C (95.0 F) |
| 1981 | 35.0 C (95.0 F) |
| 1982 | 33.9 C (93.0 F) |
| 1983 | 38.9 C (102.0 F) |
| 1984 | 34.4 C (93.9 F) |
| 1985 | 33.9 C (93.0 F) |
| 1986 | 32.2 C (90.0 F) |
| 1987 | 34.4 C (93.9 F) |
| 1988 | 31.7 C (89.1 F) |
| 1989 | 33.3 C (91.9 F) |
| 1990 | 33.9 C (93.0 F) |
| 1991 | 35.0 C (95.0 F) |
| 1992 | 35.0 C (95.0 F) |
| 1993 | 33.9 C (93.0 F) |
| 1994 | 34.4 C (93.9 F) |
| 1995 | 34.4 C (93.9 F) |
| 1996 | 33.3 C (91.9 F) |
| 1997 | 33.3 C (91.9 F) |
| 1998 | 35.6 C (96.1 F) |
| 1999 | 33.9 C (93.0 F) |
Coldest night (TNn)
| Year | Coldest night (TNn) |
|---|---|
| 1961 | 5.6 C (42.1 F) |
| 1962 | 5.0 C (41.0 F) |
| 1963 | 5.0 C (41.0 F) |
| 1964 | 7.2 C (45.0 F) |
| 1965 | 6.1 C (43.0 F) |
| 1966 | 5.6 C (42.1 F) |
| 1967 | 5.6 C (42.1 F) |
| 1968 | 5.0 C (41.0 F) |
| 1969 | 7.8 C (46.0 F) |
| 1970 | 6.7 C (44.1 F) |
| 1971 | 5.0 C (41.0 F) |
| 1972 | 5.6 C (42.1 F) |
| 1973 | 3.9 C (39.0 F) |
| 1974 | 7.8 C (46.0 F) |
| 1975 | 8.3 C (46.9 F) |
| 1976 | 5.0 C (41.0 F) |
| 1977 | 5.0 C (41.0 F) |
| 1978 | 7.2 C (45.0 F) |
| 1979 | 7.8 C (46.0 F) |
| 1980 | 5.6 C (42.1 F) |
| 1981 | 5.6 C (42.1 F) |
| 1982 | 6.7 C (44.1 F) |
| 1983 | 6.7 C (44.1 F) |
| 1984 | 6.1 C (43.0 F) |
| 1985 | 6.7 C (44.1 F) |
| 1986 | 5.0 C (41.0 F) |
| 1987 | 3.9 C (39.0 F) |
| 1988 | 13.9 C (57.0 F) |
| 1989 | 3.9 C (39.0 F) |
| 1990 | 6.7 C (44.1 F) |
| 1991 | 5.0 C (41.0 F) |
| 1992 | 8.9 C (48.0 F) |
| 1993 | 5.0 C (41.0 F) |
| 1994 | 7.8 C (46.0 F) |
| 1995 | 6.1 C (43.0 F) |
| 1996 | 1.7 C (35.1 F) |
| 1997 | 2.8 C (37.0 F) |
| 1998 | 1.1 C (34.0 F) |
| 1999 | 2.8 C (37.0 F) |
Wettest day (Rx1day)
| Year | Wettest day (Rx1day) |
|---|---|
| 1961 | 54.9 mm (2.2 in) |
| 1962 | 56.9 mm (2.2 in) |
| 1963 | 72.4 mm (2.9 in) |
| 1964 | 63.5 mm (2.5 in) |
| 1965 | 52.8 mm (2.1 in) |
| 1966 | 48.8 mm (1.9 in) |
| 1967 | 66.8 mm (2.6 in) |
| 1968 | 45.0 mm (1.8 in) |
| 1969 | 45.0 mm (1.8 in) |
| 1970 | 67.8 mm (2.7 in) |
| 1971 | 176.8 mm (7.0 in) |
| 1972 | 39.9 mm (1.6 in) |
| 1973 | 49.3 mm (1.9 in) |
| 1974 | 42.9 mm (1.7 in) |
| 1975 | 54.9 mm (2.2 in) |
| 1976 | 32.8 mm (1.3 in) |
| 1977 | 45.0 mm (1.8 in) |
| 1978 | 59.9 mm (2.4 in) |
| 1979 | 47.8 mm (1.9 in) |
| 1980 | 84.8 mm (3.3 in) |
| 1981 | 87.9 mm (3.5 in) |
| 1982 | 74.9 mm (2.9 in) |
| 1983 | 91.9 mm (3.6 in) |
| 1984 | 124.0 mm (4.9 in) |
| 1985 | 69.9 mm (2.8 in) |
| 1986 | 89.9 mm (3.5 in) |
| 1987 | 59.9 mm (2.4 in) |
| 1988 | 59.9 mm (2.4 in) |
| 1989 | 48.3 mm (1.9 in) |
| 1990 | 53.3 mm (2.1 in) |
| 1991 | 99.8 mm (3.9 in) |
| 1992 | 52.1 mm (2.1 in) |
| 1993 | 59.9 mm (2.4 in) |
| 1994 | 40.1 mm (1.6 in) |
| 1995 | 63.0 mm (2.5 in) |
| 1996 | 80.3 mm (3.2 in) |
| 1997 | 45.0 mm (1.8 in) |
| 1998 | 99.8 mm (3.9 in) |
| 1999 | 80.3 mm (3.2 in) |
Wettest five days (Rx5day)
| Year | Wettest five days (Rx5day) |
|---|---|
| 1961 | 129.3 mm (5.1 in) |
| 1962 | 153.4 mm (6.0 in) |
| 1963 | 129.8 mm (5.1 in) |
| 1964 | 116.9 mm (4.6 in) |
| 1965 | 94.8 mm (3.7 in) |
| 1966 | 132.0 mm (5.2 in) |
| 1967 | 189.4 mm (7.5 in) |
| 1968 | 127.2 mm (5.0 in) |
| 1969 | 109.4 mm (4.3 in) |
| 1970 | 173.3 mm (6.8 in) |
| 1971 | 235.3 mm (9.3 in) |
| 1972 | 105.1 mm (4.1 in) |
| 1973 | 137.1 mm (5.4 in) |
| 1974 | 138.4 mm (5.4 in) |
| 1975 | 150.4 mm (5.9 in) |
| 1976 | 101.4 mm (4.0 in) |
| 1977 | 123.4 mm (4.9 in) |
| 1978 | 87.6 mm (3.4 in) |
| 1979 | 136.4 mm (5.4 in) |
| 1980 | 120.7 mm (4.8 in) |
| 1981 | 159.3 mm (6.3 in) |
| 1982 | 154.7 mm (6.1 in) |
| 1983 | 165.3 mm (6.5 in) |
| 1984 | 242.4 mm (9.5 in) |
| 1985 | 150.7 mm (5.9 in) |
| 1986 | 188.5 mm (7.4 in) |
| 1987 | 129.5 mm (5.1 in) |
| 1988 | 132.4 mm (5.2 in) |
| 1989 | 105.7 mm (4.2 in) |
| 1990 | 135.6 mm (5.3 in) |
| 1991 | 134.6 mm (5.3 in) |
| 1992 | 139.2 mm (5.5 in) |
| 1993 | 131.6 mm (5.2 in) |
| 1994 | 75.2 mm (3.0 in) |
| 1995 | 106.7 mm (4.2 in) |
| 1996 | 157.9 mm (6.2 in) |
| 1997 | 100.3 mm (3.9 in) |
| 1998 | 171.4 mm (6.7 in) |
| 1999 | 233.2 mm (9.2 in) |
Longest dry spell (CDD)
| Year | Longest dry spell (CDD) |
|---|---|
| 1961 | 47 days |
| 1962 | 90 days |
| 1963 | 36 days |
| 1964 | 88 days |
| 1965 | 45 days |
| 1966 | 90 days |
| 1967 | 55 days |
| 1968 | 61 days |
| 1969 | 56 days |
| 1970 | 92 days |
| 1971 | 77 days |
| 1972 | 78 days |
| 1973 | 95 days |
| 1974 | 43 days |
| 1975 | 44 days |
| 1976 | 53 days |
| 1977 | 132 days |
| 1978 | 110 days |
| 1979 | 105 days |
| 1980 | 71 days |
| 1981 | 73 days |
| 1982 | 110 days |
| 1983 | 74 days |
| 1984 | 128 days |
| 1985 | 51 days |
| 1986 | 69 days |
| 1987 | 88 days |
| 1988 | 63 days |
| 1989 | 101 days |
| 1990 | 44 days |
| 1991 | 119 days |
| 1992 | 54 days |
| 1993 | 54 days |
| 1994 | 39 days |
| 1995 | 66 days |
| 1996 | 105 days |
| 1997 | 95 days |
| 1998 | 110 days |
| 1999 | 90 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.
Rainfall Return Levels
36 years, 1962 to 1999A day with at least 59.7 mm (2.4 in) of rain is expected about once in 2 years. A day with at least 178.6 mm (7.0 in) of rain is expected about once in 100 years.
| Expected about once in | A day with at least | Note |
|---|---|---|
| 2 years | 59.7 mm (2.4 in) | |
| 5 years | 82.0 mm (3.2 in) | |
| 10 years | 100.0 mm (3.9 in) | |
| 25 years | 127.2 mm (5.0 in) | |
| 50 years | 151.1 mm (5.9 in) | Longer than the 36 years of record |
| 100 years | 178.6 mm (7.0 in) | Longer than the 36 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, 36 years of values from 1962 to 1999.
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: 176.8 mm (7.0 in) in 1971; 124.0 mm (4.9 in) in 1984; 99.8 mm (3.9 in) in 1991.
Download the Data
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 2026-10-13 (13 October 2026). Records are computed by this site and are not official.
Data as of . Last revised (2025-12-31).