Cherry Valley Dam Threshold Days by Year (USC00041697)
17 fixed thresholds counted per year at Cherry Valley Dam (USC00041697): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Cherry Valley Dam Thresholds
- Cherry Valley Dam: days with 10 mm (0.39 in) or more of precipitation in 61 years, most in 1998 with 59.
- Cherry Valley Dam: days with 25 mm (0.98 in) or more of precipitation in 61 years, most in 1983 with 29.
- Cherry Valley Dam: days with 10 cm (3.9 in) or more of snowfall in 61 years, most in 1967 with 26.
- Cherry Valley Dam: days with 50 mm (1.97 in) or more of precipitation in 60 years, most in 1982 with 16.
- 17 fixed thresholds have at least one qualifying day at Cherry Valley Dam.
Days at or above 30 C (86 F)
57 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1956 | 29 | 45.8 |
| 1957 | 42 | 45.8 |
| 1958 | 55 | 45.8 |
| 1959 | 57 | 45.8 |
| 1961 | 56 | 49 |
| 1962 | 54 | 49 |
| 1963 | 32 | 49 |
| 1964 | 47 | 49 |
| 1965 | 33 | 49 |
| 1966 | 59 | 49 |
| 1967 | 62 | 49 |
| 1970 | 74 | 59 |
| 1971 | 56 | 59 |
| 1974 | 67 | 59 |
| 1975 | 39 | 59 |
| 1980 | 45 | 55.3 |
| 1981 | 79 | 55.3 |
| 1982 | 37 | 55.3 |
| 1983 | 36 | 55.3 |
| 1984 | 65 | 55.3 |
| 1985 | 58 | 55.3 |
| 1986 | 54 | 55.3 |
| 1987 | 59 | 55.3 |
| 1988 | 71 | 55.3 |
| 1989 | 49 | 55.3 |
| 1990 | 46 | 51 |
| 1991 | 54 | 51 |
| 1992 | 48 | 51 |
| 1993 | 37 | 51 |
| 1994 | 66 | 51 |
| 1995 | 42 | 51 |
| 1996 | 62 | 51 |
| 1997 | 52 | 51 |
| 1998 | 48 | 51 |
| 1999 | 55 | 51 |
| 2000 | 70 | 72.9 |
| 2001 | 79 | 72.9 |
| 2002 | 76 | 72.9 |
| 2003 | 77 | 72.9 |
| 2004 | 65 | 72.9 |
| 2005 | 54 | 72.9 |
| 2006 | 69 | 72.9 |
| 2007 | 77 | 72.9 |
| 2008 | 87 | 72.9 |
| 2009 | 75 | 72.9 |
| 2010 | 59 | 70.4 |
| 2011 | 49 | 70.4 |
| 2014 | 80 | 70.4 |
| 2015 | 72 | 70.4 |
| 2016 | 81 | 70.4 |
| 2017 | 83 | 70.4 |
| 2018 | 79 | 70.4 |
| 2019 | 60 | 70.4 |
| 2020 | 89 | 81.5 |
| 2021 | 94 | 81.5 |
| 2025 | 74 | 81.5 |
| 2026 | 69 | 81.5 |
| Year | First date | Last date |
|---|---|---|
| 1956 | 1956-06-27 | 1956-09-18 |
| 1957 | 1957-06-04 | 1957-09-24 |
| 1958 | 1958-07-06 | 1958-10-10 |
| 1959 | 1959-06-19 | 1959-10-25 |
| 1961 | 1961-06-14 | 1961-10-16 |
| 1962 | 1962-06-19 | 1962-10-02 |
| 1963 | 1963-07-14 | 1963-10-03 |
| 1964 | 1964-06-24 | 1964-10-07 |
| 1965 | 1965-07-05 | 1965-10-09 |
| 1966 | 1966-05-26 | 1966-09-30 |
| 1967 | 1967-05-21 | 1967-09-28 |
| 1970 | 1970-05-16 | 1970-10-04 |
| 1971 | 1971-06-16 | 1971-10-13 |
| 1974 | 1974-05-27 | 1974-09-26 |
| 1975 | 1975-05-30 | 1975-09-25 |
| 1980 | 1980-05-20 | 1980-10-09 |
| 1981 | 1981-06-04 | 1981-10-01 |
| 1982 | 1982-05-23 | 1982-09-07 |
| 1983 | 1983-05-24 | 1983-09-17 |
| 1984 | 1984-05-22 | 1984-09-18 |
| 1985 | 1985-06-08 | 1985-08-31 |
| 1986 | 1986-05-25 | 1986-09-06 |
| 1987 | 1987-05-07 | 1987-10-07 |
| 1988 | 1988-06-15 | 1988-10-01 |
| 1989 | 1989-06-14 | 1989-09-15 |
| 1990 | 1990-06-21 | 1990-09-12 |
| 1991 | 1991-06-11 | 1991-10-05 |
| 1992 | 1992-06-01 | 1992-09-30 |
| 1993 | 1993-06-20 | 1993-09-29 |
| 1994 | 1994-06-10 | 1994-09-23 |
| 1995 | 1995-06-25 | 1995-09-21 |
| 1996 | 1996-05-12 | 1996-10-09 |
| 1997 | 1997-05-11 | 1997-10-01 |
| 1998 | 1998-07-07 | 1998-09-17 |
| 1999 | 1999-05-23 | 1999-10-01 |
| 2000 | 2000-05-22 | 2000-09-21 |
| 2001 | 2001-05-09 | 2001-10-04 |
| 2002 | 2002-05-31 | 2002-09-24 |
| 2003 | 2003-05-23 | 2003-09-29 |
| 2004 | 2004-05-04 | 2004-09-17 |
| 2005 | 2005-07-01 | 2005-09-03 |
| 2006 | 2006-05-19 | 2006-09-28 |
| 2007 | 2007-06-14 | 2007-09-13 |
| 2008 | 2008-05-16 | 2008-09-29 |
| 2009 | 2009-05-17 | 2009-09-28 |
| 2010 | 2010-06-28 | 2010-10-01 |
| 2011 | 2011-06-22 | 2011-09-24 |
| 2014 | 2014-05-16 | 2014-10-07 |
| 2015 | 2015-06-09 | 2015-10-14 |
| 2016 | 2016-06-01 | 2016-09-28 |
| 2017 | 2017-05-05 | 2017-09-13 |
| 2018 | 2018-06-03 | 2018-09-29 |
| 2019 | 2019-06-06 | 2019-09-26 |
| 2020 | 2020-05-09 | 2020-10-17 |
| 2021 | 2021-05-31 | 2021-09-26 |
| 2025 | 2025-05-11 | 2025-09-24 |
| 2026 | 2026-03-20 | 2026-08-31 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 57 | 94 | 2021 | 69 |
| 35 C (95 F): Days | 51 | 40 | 2021 | 14 |
| 40 C (104 F): Days | 1 | 3 | 2021 | 3 |
| 90 F (32.2 C): Days | 57 | 73 | 2021 | 44 |
| 100 F (37.8 C): Days | 19 | 10 | 2021 | 3 |
| 0 C (32 F): Ice days (max | 42 | 9 | 1990 | 1 |
| 0 C (32 F): Frost days (min | 57 | 175 | 1961 | 32 |
| -10 C (14 F): Days with min | 41 | 19 | 1962 | 8 |
| 20 C (68 F): Tropical nights (min | 13 | 5 | 2020 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 61 | 59 | 1998 | 16 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 61 | 29 | 1983 | 9 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 60 | 16 | 1982 | 3 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 28 | 6 | 1982 | 1 |
| 200 mm (7.87 in): Days with 200 mm or more rain | 1 | 1 | 1963 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 61 | 26 | 1967 | 3 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 60 | 10 | 1967 | 2 |
| 50 cm (19.7 in): Days with 50 cm or more snowfall | 7 | 2 | 1964 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1956.
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 (2026-10-12).