San Rafael-Civic Ctr Threshold Days by Year (USC00047880)
14 fixed thresholds counted per year at San Rafael-Civic Ctr (USC00047880): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for San Rafael-Civic Ctr Thresholds
- San Rafael-Civic Ctr: days with 10 mm (0.39 in) or more of precipitation in 65 years, most in 1973 with 42.
- San Rafael-Civic Ctr: days with 25 mm (0.98 in) or more of precipitation in 65 years, most in 1973 with 22.
- San Rafael-Civic Ctr: days with a maximum temperature at or above 30 C (86 F) in 61 years, most in 2024 with 65.
- San Rafael-Civic Ctr: days with a maximum temperature at or above 35 C (95 F) in 61 years, most in 2024 with 23.
- 14 fixed thresholds have at least one qualifying day at San Rafael-Civic Ctr.
Days at or above 30 C (86 F)
61 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1904 | 35 | 35 |
| 1948 | 25 | 28.5 |
| 1949 | 32 | 28.5 |
| 1950 | 40 | 38.5 |
| 1951 | 23 | 38.5 |
| 1952 | 37 | 38.5 |
| 1953 | 28 | 38.5 |
| 1954 | 39 | 38.5 |
| 1955 | 40 | 38.5 |
| 1958 | 40 | 38.5 |
| 1959 | 61 | 38.5 |
| 1960 | 33 | 40.4 |
| 1961 | 54 | 40.4 |
| 1963 | 23 | 40.4 |
| 1964 | 47 | 40.4 |
| 1965 | 34 | 40.4 |
| 1966 | 48 | 40.4 |
| 1967 | 39 | 40.4 |
| 1968 | 39 | 40.4 |
| 1969 | 47 | 40.4 |
| 1970 | 42 | 41.9 |
| 1971 | 46 | 41.9 |
| 1972 | 36 | 41.9 |
| 1973 | 40 | 41.9 |
| 1974 | 41 | 41.9 |
| 1975 | 35 | 41.9 |
| 1976 | 45 | 41.9 |
| 1977 | 31 | 41.9 |
| 1978 | 59 | 41.9 |
| 1979 | 44 | 41.9 |
| 1980 | 35 | 35 |
| 1985 | 35 | 35 |
| 1986 | 13 | 35 |
| 1988 | 57 | 35 |
| 1990 | 31 | 31.7 |
| 1992 | 33 | 31.7 |
| 1993 | 35 | 31.7 |
| 1994 | 17 | 31.7 |
| 1995 | 33 | 31.7 |
| 1996 | 46 | 31.7 |
| 1997 | 25 | 31.7 |
| 1998 | 38 | 31.7 |
| 1999 | 27 | 31.7 |
| 2000 | 30 | 32.5 |
| 2001 | 40 | 32.5 |
| 2002 | 30 | 32.5 |
| 2003 | 36 | 32.5 |
| 2005 | 21 | 32.5 |
| 2007 | 22 | 32.5 |
| 2008 | 44 | 32.5 |
| 2009 | 37 | 32.5 |
| 2010 | 23 | 38.2 |
| 2012 | 33 | 38.2 |
| 2014 | 47 | 38.2 |
| 2015 | 47 | 38.2 |
| 2017 | 45 | 38.2 |
| 2018 | 34 | 38.2 |
| 2023 | 51 | 56.3 |
| 2024 | 65 | 56.3 |
| 2025 | 47 | 56.3 |
| 2026 | 62 | 56.3 |
| Year | First date | Last date |
|---|---|---|
| 1904 | 1904-04-10 | 1904-10-04 |
| 1948 | 1948-06-19 | 1948-10-18 |
| 1949 | 1949-05-05 | 1949-10-29 |
| 1950 | 1950-04-18 | 1950-10-12 |
| 1951 | 1951-05-25 | 1951-10-08 |
| 1952 | 1952-03-25 | 1952-10-02 |
| 1953 | 1953-06-21 | 1953-10-06 |
| 1954 | 1954-04-16 | 1954-10-14 |
| 1955 | 1955-05-10 | 1955-10-24 |
| 1958 | 1958-05-15 | 1958-10-17 |
| 1959 | 1959-05-07 | 1959-10-25 |
| 1960 | 1960-04-04 | 1960-09-25 |
| 1961 | 1961-04-01 | 1961-10-17 |
| 1963 | 1963-05-17 | 1963-09-28 |
| 1964 | 1964-04-14 | 1964-10-22 |
| 1965 | 1965-04-25 | 1965-10-31 |
| 1966 | 1966-03-31 | 1966-10-31 |
| 1967 | 1967-05-14 | 1967-11-02 |
| 1968 | 1968-04-26 | 1968-10-27 |
| 1969 | 1969-05-05 | 1969-09-29 |
| 1970 | 1970-05-01 | 1970-10-10 |
| 1971 | 1971-06-14 | 1971-10-13 |
| 1972 | 1972-03-16 | 1972-10-07 |
| 1973 | 1973-05-10 | 1973-10-17 |
| 1974 | 1974-05-26 | 1974-10-18 |
| 1975 | 1975-05-12 | 1975-09-26 |
| 1976 | 1976-05-11 | 1976-10-14 |
| 1977 | 1977-05-31 | 1977-10-14 |
| 1978 | 1978-05-17 | 1978-10-14 |
| 1979 | 1979-05-12 | 1979-10-01 |
| 1980 | 1980-05-17 | 1980-11-04 |
| 1985 | 1985-04-14 | 1985-10-05 |
| 1986 | 1986-05-16 | 1986-10-06 |
| 1988 | 1988-04-10 | 1988-10-18 |
| 1990 | 1990-04-13 | 1990-10-11 |
| 1992 | 1992-04-28 | 1992-10-11 |
| 1993 | 1993-06-16 | 1993-10-28 |
| 1994 | 1994-06-09 | 1994-09-16 |
| 1995 | 1995-06-22 | 1995-10-03 |
| 1996 | 1996-04-29 | 1996-10-08 |
| 1997 | 1997-05-16 | 1997-09-28 |
| 1998 | 1998-06-14 | 1998-09-13 |
| 1999 | 1999-06-22 | 1999-10-12 |
| 2000 | 2000-04-01 | 2000-09-30 |
| 2001 | 2001-05-07 | 2001-10-14 |
| 2002 | 2002-05-30 | 2002-10-08 |
| 2003 | 2003-05-21 | 2003-09-22 |
| 2005 | 2005-03-11 | 2005-09-30 |
| 2007 | 2007-05-06 | 2007-09-26 |
| 2008 | 2008-04-13 | 2008-10-16 |
| 2009 | 2009-04-19 | 2009-09-27 |
| 2010 | 2010-06-12 | 2010-10-14 |
| 2012 | 2012-04-20 | 2012-10-17 |
| 2014 | 2014-04-29 | 2014-10-13 |
| 2015 | 2015-04-27 | 2015-10-14 |
| 2017 | 2017-05-01 | 2017-10-27 |
| 2018 | 2018-05-28 | 2018-09-26 |
| 2023 | 2023-04-25 | 2023-10-19 |
| 2024 | 2024-05-09 | 2024-10-18 |
| 2025 | 2025-05-09 | 2025-10-29 |
| 2026 | 2026-03-15 | 2026-10-14 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 61 | 65 | 2024 | 62 |
| 35 C (95 F): Days | 61 | 23 | 2024 | 16 |
| 40 C (104 F): Days | 19 | 7 | 2024 | 1 |
| 90 F (32.2 C): Days | 61 | 42 | 2024 | 34 |
| 100 F (37.8 C): Days | 42 | 13 | 2024 | 5 |
| 110 F (43.3 C): Days | 3 | 2 | 1961 | 1 |
| 0 C (32 F): Frost days (min | 46 | 22 | 1949 | 1 |
| 20 C (68 F): Tropical nights (min | 12 | 6 | 2017 | 1 |
| 25 C (77 F): Days with min | 1 | 1 | 2008 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 65 | 42 | 1973 | 15 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 65 | 22 | 1973 | 5 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 59 | 10 | 2017 | 3 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 23 | 2 | 1950 | 1 |
| 200 mm (7.87 in): Days with 200 mm or more rain | 1 | 1 | 1995 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1904.
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 (2026-10-17).