Hamilton Downs Threshold Days by Year
4 fixed thresholds counted per year at Hamilton Downs (ASN00015553): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Hamilton Downs Thresholds
- Hamilton Downs: days with 10 mm (0.39 in) or more of precipitation in 51 years, most in 1974 with 30.
- Hamilton Downs: days with 25 mm (0.98 in) or more of precipitation in 45 years, most in 1974 with 12.
- Hamilton Downs: days with 50 mm (1.97 in) or more of precipitation in 24 years, most in 1974 with 5.
- Hamilton Downs: days with 100 mm (3.94 in) or more of precipitation in 5 years, most in 1967 with 1.
- 4 fixed thresholds have at least one qualifying day at Hamilton Downs.
Days with 10 mm (0.39 in) or more of precipitation
51 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1958 | 6 | 5.5 |
| 1959 | 5 | 5.5 |
| 1960 | 10 | 7 |
| 1961 | 3 | 7 |
| 1962 | 9 | 7 |
| 1963 | 2 | 7 |
| 1964 | 4 | 7 |
| 1965 | 3 | 7 |
| 1966 | 8 | 7 |
| 1967 | 7 | 7 |
| 1968 | 14 | 7 |
| 1969 | 10 | 7 |
| 1970 | 6 | 12.4 |
| 1971 | 4 | 12.4 |
| 1972 | 4 | 12.4 |
| 1973 | 18 | 12.4 |
| 1974 | 30 | 12.4 |
| 1975 | 15 | 12.4 |
| 1976 | 12 | 12.4 |
| 1977 | 12 | 12.4 |
| 1978 | 12 | 12.4 |
| 1979 | 11 | 12.4 |
| 1980 | 6 | 10.2 |
| 1981 | 14 | 10.2 |
| 1982 | 11 | 10.2 |
| 1983 | 17 | 10.2 |
| 1984 | 13 | 10.2 |
| 1985 | 4 | 10.2 |
| 1986 | 10 | 10.2 |
| 1987 | 6 | 10.2 |
| 1988 | 10 | 10.2 |
| 1989 | 11 | 10.2 |
| 1990 | 3 | 7.5 |
| 1991 | 4 | 7.5 |
| 1992 | 6 | 7.5 |
| 1993 | 17 | 7.5 |
| 1994 | 5 | 7.5 |
| 1995 | 13 | 7.5 |
| 1996 | 3 | 7.5 |
| 1997 | 11 | 7.5 |
| 1998 | 6 | 7.5 |
| 1999 | 7 | 7.5 |
| 2000 | 21 | 10 |
| 2001 | 20 | 10 |
| 2002 | 3 | 10 |
| 2003 | 3 | 10 |
| 2004 | 6 | 10 |
| 2005 | 13 | 10 |
| 2006 | 4 | 10 |
| 2024 | 14 | 11.5 |
| 2025 | 9 | 11.5 |
| Year | First date | Last date |
|---|---|---|
| 1958 | 1958-02-19 | 1958-10-10 |
| 1959 | 1959-03-30 | 1959-12-07 |
| 1960 | 1960-01-13 | 1960-12-05 |
| 1961 | 1961-01-29 | 1961-04-19 |
| 1962 | 1962-01-11 | 1962-10-23 |
| 1963 | 1963-01-07 | 1963-05-15 |
| 1964 | 1964-06-02 | 1964-12-22 |
| 1965 | 1965-03-07 | 1965-12-13 |
| 1966 | 1966-01-15 | 1966-08-06 |
| 1967 | 1967-01-01 | 1967-12-02 |
| 1968 | 1968-01-03 | 1968-12-03 |
| 1969 | 1969-01-14 | 1969-12-06 |
| 1970 | 1970-02-08 | 1970-12-05 |
| 1971 | 1971-03-01 | 1971-11-19 |
| 1972 | 1972-03-03 | 1972-11-07 |
| 1973 | 1973-01-10 | 1973-12-31 |
| 1974 | 1974-01-12 | 1974-12-27 |
| 1975 | 1975-01-06 | 1975-12-16 |
| 1976 | 1976-01-06 | 1976-12-15 |
| 1977 | 1977-01-14 | 1977-12-18 |
| 1978 | 1978-01-22 | 1978-10-30 |
| 1979 | 1979-01-16 | 1979-11-15 |
| 1980 | 1980-01-03 | 1980-10-14 |
| 1981 | 1981-01-25 | 1981-12-14 |
| 1982 | 1982-01-23 | 1982-03-23 |
| 1983 | 1983-01-02 | 1983-12-06 |
| 1984 | 1984-01-08 | 1984-12-17 |
| 1985 | 1985-02-07 | 1985-11-23 |
| 1986 | 1986-06-20 | 1986-11-30 |
| 1987 | 1987-02-02 | 1987-12-24 |
| 1988 | 1988-03-30 | 1988-12-27 |
| 1989 | 1989-03-12 | 1989-12-13 |
| 1990 | 1990-04-14 | 1990-12-09 |
| 1991 | 1991-01-26 | 1991-06-19 |
| 1992 | 1992-01-03 | 1992-11-19 |
| 1993 | 1993-01-25 | 1993-12-14 |
| 1994 | 1994-02-11 | 1994-12-22 |
| 1995 | 1995-01-12 | 1995-12-31 |
| 1996 | 1996-01-01 | 1996-06-25 |
| 1997 | 1997-01-22 | 1997-12-09 |
| 1998 | 1998-04-21 | 1998-12-14 |
| 1999 | 1999-01-07 | 1999-12-17 |
| 2000 | 2000-01-27 | 2000-12-22 |
| 2001 | 2001-01-28 | 2001-12-27 |
| 2002 | 2002-02-26 | 2002-11-29 |
| 2003 | 2003-02-20 | 2003-11-21 |
| 2004 | 2004-01-30 | 2004-05-25 |
| 2005 | 2005-01-03 | 2005-12-16 |
| 2006 | 2006-02-02 | 2006-07-14 |
| 2024 | 2024-01-25 | 2024-12-08 |
| 2025 | 2025-02-13 | 2025-11-29 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 10 mm (0.39 in): Days with 10 mm or more rain | 51 | 30 | 1974 | 9 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 45 | 12 | 1974 | 3 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 24 | 5 | 1974 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 5 | 1 | 1967 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1958.
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 2026-10-17 (17 October 2026). Threshold counts are computed by this site.
Data as of . Last revised (2025-12-31).