Ripley Exp Farm Threshold Days by Year (USC00337120)
16 fixed thresholds counted per year at Ripley Exp Farm (USC00337120): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Ripley Exp Farm Thresholds
- Ripley Exp Farm: days with 10 mm (0.39 in) or more of precipitation in 45 years, most in 1996 with 57.
- Ripley Exp Farm: days with 25 mm (0.98 in) or more of precipitation in 45 years, most in 1989 with 16.
- Ripley Exp Farm: days with a maximum temperature at or above 30 C (86 F) in 44 years, most in 1987 with 75.
- Ripley Exp Farm: days with a maximum temperature at or below 0 C (32 F) in 44 years, most in 1978 with 53.
- 16 fixed thresholds have at least one qualifying day at Ripley Exp Farm.
Days at or above 30 C (86 F)
44 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1960 | 37 | 44.1 |
| 1961 | 41 | 44.1 |
| 1962 | 47 | 44.1 |
| 1963 | 34 | 44.1 |
| 1964 | 71 | 44.1 |
| 1965 | 37 | 44.1 |
| 1966 | 44 | 44.1 |
| 1967 | 35 | 44.1 |
| 1968 | 44 | 44.1 |
| 1969 | 51 | 44.1 |
| 1970 | 55 | 36.4 |
| 1971 | 32 | 36.4 |
| 1972 | 33 | 36.4 |
| 1974 | 19 | 36.4 |
| 1975 | 46 | 36.4 |
| 1976 | 40 | 36.4 |
| 1977 | 41 | 36.4 |
| 1978 | 41 | 36.4 |
| 1979 | 21 | 36.4 |
| 1980 | 55 | 46.7 |
| 1981 | 28 | 46.7 |
| 1982 | 25 | 46.7 |
| 1983 | 69 | 46.7 |
| 1984 | 40 | 46.7 |
| 1985 | 32 | 46.7 |
| 1986 | 46 | 46.7 |
| 1987 | 75 | 46.7 |
| 1988 | 64 | 46.7 |
| 1989 | 33 | 46.7 |
| 1991 | 61 | 50.1 |
| 1992 | 19 | 50.1 |
| 1993 | 50 | 50.1 |
| 1994 | 48 | 50.1 |
| 1995 | 58 | 50.1 |
| 1996 | 43 | 50.1 |
| 1997 | 38 | 50.1 |
| 1998 | 61 | 50.1 |
| 1999 | 73 | 50.1 |
| 2000 | 30 | 46 |
| 2001 | 38 | 46 |
| 2002 | 72 | 46 |
| 2003 | 29 | 46 |
| 2004 | 43 | 46 |
| 2005 | 64 | 46 |
| Year | First date | Last date |
|---|---|---|
| 1960 | 1960-06-04 | 1960-09-09 |
| 1961 | 1961-06-02 | 1961-09-25 |
| 1962 | 1962-05-13 | 1962-09-13 |
| 1963 | 1963-05-09 | 1963-09-12 |
| 1964 | 1964-05-19 | 1964-09-16 |
| 1965 | 1965-05-25 | 1965-09-19 |
| 1966 | 1966-06-09 | 1966-09-03 |
| 1967 | 1967-05-27 | 1967-09-16 |
| 1968 | 1968-06-06 | 1968-09-22 |
| 1969 | 1969-05-16 | 1969-10-13 |
| 1970 | 1970-05-21 | 1970-09-25 |
| 1971 | 1971-06-04 | 1971-09-30 |
| 1972 | 1972-05-25 | 1972-09-14 |
| 1974 | 1974-05-17 | 1974-08-27 |
| 1975 | 1975-05-24 | 1975-09-08 |
| 1976 | 1976-04-20 | 1976-09-14 |
| 1977 | 1977-05-19 | 1977-09-05 |
| 1978 | 1978-05-27 | 1978-09-22 |
| 1979 | 1979-05-12 | 1979-09-13 |
| 1980 | 1980-05-30 | 1980-09-22 |
| 1981 | 1981-06-10 | 1981-09-14 |
| 1982 | 1982-05-13 | 1982-09-15 |
| 1983 | 1983-06-12 | 1983-09-20 |
| 1984 | 1984-06-06 | 1984-09-23 |
| 1985 | 1985-05-14 | 1985-09-23 |
| 1986 | 1986-04-28 | 1986-10-01 |
| 1987 | 1987-05-18 | 1987-09-17 |
| 1988 | 1988-05-16 | 1988-09-14 |
| 1989 | 1989-05-31 | 1989-09-10 |
| 1991 | 1991-05-12 | 1991-09-17 |
| 1992 | 1992-06-17 | 1992-09-10 |
| 1993 | 1993-05-11 | 1993-09-15 |
| 1994 | 1994-05-24 | 1994-09-17 |
| 1995 | 1995-06-08 | 1995-09-07 |
| 1996 | 1996-05-19 | 1996-09-12 |
| 1997 | 1997-06-20 | 1997-10-05 |
| 1998 | 1998-05-15 | 1998-10-17 |
| 1999 | 1999-05-12 | 1999-09-29 |
| 2000 | 2000-05-19 | 2000-09-03 |
| 2001 | 2001-06-13 | 2001-09-10 |
| 2002 | 2002-06-04 | 2002-09-21 |
| 2003 | 2003-06-24 | 2003-08-30 |
| 2004 | 2004-05-10 | 2004-09-24 |
| 2005 | 2005-05-12 | 2005-09-23 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 44 | 75 | 1987 | 64 |
| 35 C (95 F): Days | 21 | 22 | 1988 | 8 |
| 90 F (32.2 C): Days | 43 | 46 | 1988 | 30 |
| 100 F (37.8 C): Days | 4 | 8 | 1988 | 2 |
| 0 C (32 F): Ice days (max | 44 | 53 | 1978 | 8 |
| 0 C (32 F): Frost days (min | 42 | 140 | 2003 | 132 |
| -10 C (14 F): Days with min | 42 | 46 | 1978 | 36 |
| -20 C (-4 F): Days with min | 30 | 13 | 1977 | 3 |
| -30 C (-22 F): Days with min | 3 | 2 | 1985 | 1 |
| 20 C (68 F): Tropical nights (min | 41 | 33 | 1995 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 45 | 57 | 1996 | 32 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 45 | 16 | 1989 | 6 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 35 | 4 | 1961 | 3 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 4 | 2 | 1997 | 2 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 24 | 4 | 1977 | 1 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 1 | 1 | 1994 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1960.
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).