Champion van Riper Pk Threshold Days by Year
17 fixed thresholds counted per year at Champion van Riper Pk (USC00201439): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Champion van Riper Pk Thresholds
- Champion van Riper Pk: nights with a minimum temperature at or below 0 C (32 F) in 51 years, most in 1999 with 230.
- Champion van Riper Pk: nights with a minimum temperature at or below -10 C (14 F) in 51 years, most in 1978 with 116.
- Champion van Riper Pk: nights with a minimum temperature at or below -20 C (-4 F) in 51 years, most in 1972 with 59.
- Champion van Riper Pk: nights with a minimum temperature at or below -30 C (-22 F) in 50 years, most in 1963 with 16.
- 17 fixed thresholds have at least one qualifying day at Champion van Riper Pk.
Days at or above 30 C (86 F)
44 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1952 | 11 | 14.9 |
| 1953 | 18 | 14.9 |
| 1954 | 9 | 14.9 |
| 1955 | 31 | 14.9 |
| 1957 | 16 | 14.9 |
| 1958 | 5 | 14.9 |
| 1959 | 14 | 14.9 |
| 1960 | 9 | 10.9 |
| 1961 | 14 | 10.9 |
| 1962 | 7 | 10.9 |
| 1963 | 19 | 10.9 |
| 1964 | 17 | 10.9 |
| 1965 | 7 | 10.9 |
| 1966 | 13 | 10.9 |
| 1967 | 1 | 10.9 |
| 1968 | 7 | 10.9 |
| 1969 | 15 | 10.9 |
| 1970 | 14 | 10.1 |
| 1971 | 6 | 10.1 |
| 1972 | 4 | 10.1 |
| 1973 | 10 | 10.1 |
| 1974 | 7 | 10.1 |
| 1975 | 16 | 10.1 |
| 1976 | 21 | 10.1 |
| 1977 | 13 | 10.1 |
| 1978 | 6 | 10.1 |
| 1979 | 4 | 10.1 |
| 1981 | 3 | 15.4 |
| 1983 | 31 | 15.4 |
| 1984 | 2 | 15.4 |
| 1986 | 12 | 15.4 |
| 1987 | 12 | 15.4 |
| 1988 | 36 | 15.4 |
| 1989 | 12 | 15.4 |
| 1990 | 5 | 10.8 |
| 1992 | 6 | 10.8 |
| 1993 | 5 | 10.8 |
| 1996 | 6 | 10.8 |
| 1998 | 18 | 10.8 |
| 1999 | 25 | 10.8 |
| 2000 | 4 | 10.3 |
| 2005 | 13 | 10.3 |
| 2006 | 9 | 10.3 |
| 2007 | 15 | 10.3 |
| Year | First date | Last date |
|---|---|---|
| 1952 | 1952-04-28 | 1952-09-13 |
| 1953 | 1953-05-09 | 1953-09-03 |
| 1954 | 1954-06-09 | 1954-08-24 |
| 1955 | 1955-05-03 | 1955-09-18 |
| 1957 | 1957-06-17 | 1957-08-15 |
| 1958 | 1958-06-29 | 1958-08-10 |
| 1959 | 1959-05-02 | 1959-08-26 |
| 1960 | 1960-07-08 | 1960-09-07 |
| 1961 | 1961-06-11 | 1961-09-10 |
| 1962 | 1962-05-14 | 1962-08-28 |
| 1963 | 1963-06-02 | 1963-08-21 |
| 1964 | 1964-05-21 | 1964-08-02 |
| 1965 | 1965-05-25 | 1965-08-15 |
| 1966 | 1966-05-26 | 1966-07-25 |
| 1967 | 1967-07-21 | 1967-07-21 |
| 1968 | 1968-06-08 | 1968-08-23 |
| 1969 | 1969-05-27 | 1969-08-31 |
| 1970 | 1970-06-08 | 1970-08-14 |
| 1971 | 1971-06-04 | 1971-09-03 |
| 1972 | 1972-05-18 | 1972-08-21 |
| 1973 | 1973-07-06 | 1973-09-02 |
| 1974 | 1974-05-21 | 1974-07-14 |
| 1975 | 1975-05-22 | 1975-08-25 |
| 1976 | 1976-06-06 | 1976-10-02 |
| 1977 | 1977-05-15 | 1977-07-20 |
| 1978 | 1978-05-26 | 1978-09-06 |
| 1979 | 1979-07-11 | 1979-07-23 |
| 1981 | 1981-07-06 | 1981-07-08 |
| 1983 | 1983-06-13 | 1983-09-04 |
| 1984 | 1984-08-28 | 1984-08-29 |
| 1986 | 1986-05-28 | 1986-08-16 |
| 1987 | 1987-06-18 | 1987-07-30 |
| 1988 | 1988-05-29 | 1988-08-17 |
| 1989 | 1989-07-03 | 1989-08-05 |
| 1990 | 1990-04-25 | 1990-09-02 |
| 1992 | 1992-05-20 | 1992-08-24 |
| 1993 | 1993-08-11 | 1993-08-26 |
| 1996 | 1996-06-27 | 1996-08-17 |
| 1998 | 1998-05-19 | 1998-09-28 |
| 1999 | 1999-05-29 | 1999-09-05 |
| 2000 | 2000-05-06 | 2000-08-31 |
| 2005 | 2005-06-26 | 2005-09-12 |
| 2006 | 2006-05-29 | 2006-07-31 |
| 2007 | 2007-06-13 | 2007-09-06 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 44 | 36 | 1988 | 15 |
| 35 C (95 F): Days | 9 | 4 | 1988 | 2 |
| 90 F (32.2 C): Days | 29 | 13 | 1988 | 3 |
| 0 C (32 F): Ice days (max | 47 | 111 | 2007 | 111 |
| 0 C (32 F): Frost days (min | 51 | 230 | 1999 | 193 |
| -10 C (14 F): Days with min | 51 | 116 | 1978 | 98 |
| -20 C (-4 F): Days with min | 51 | 59 | 1972 | 38 |
| -30 C (-22 F): Days with min | 50 | 16 | 1963 | 3 |
| -40 C (-40 F): Days with min | 4 | 1 | 1967 | 1 |
| 20 C (68 F): Tropical nights (min | 28 | 4 | 1983 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 49 | 37 | 1985 | 21 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 49 | 10 | 1985 | 1 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 20 | 2 | 1957 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 3 | 1 | 1957 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 49 | 18 | 1971 | 6 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 31 | 4 | 1971 | 1 |
| 50 cm (19.7 in): Days with 50 cm or more snowfall | 3 | 1 | 1965 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1952.
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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.
Data as of . Last revised (2025-12-31).