Brest Threshold Days by Year (BOM00033008)
12 fixed thresholds counted per year at Brest (BOM00033008): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Brest Thresholds
- Brest: days with 10 mm (0.39 in) or more of precipitation in 64 years, most in 1956 with 20.
- Brest: days with a maximum temperature at or below 0 C (32 F) in 61 years, most in 1963 with 93.
- Brest: nights with a minimum temperature at or below 0 C (32 F) in 60 years, most in 1956 with 140.
- Brest: nights with a minimum temperature at or below -10 C (14 F) in 60 years, most in 1963 with 67.
- 12 fixed thresholds have at least one qualifying day at Brest.
Days at or above 30 C (86 F)
55 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1945 | 1 | 5.2 |
| 1946 | 6 | 5.2 |
| 1947 | 11 | 5.2 |
| 1948 | 3 | 5.2 |
| 1949 | 5 | 5.2 |
| 1950 | 3 | 6.8 |
| 1951 | 14 | 6.8 |
| 1952 | 11 | 6.8 |
| 1953 | 6 | 6.8 |
| 1954 | 6 | 6.8 |
| 1956 | 1 | 6.8 |
| 1957 | 4 | 6.8 |
| 1958 | 4 | 6.8 |
| 1959 | 12 | 6.8 |
| 1960 | 1 | 7 |
| 1961 | 7 | 7 |
| 1962 | 1 | 7 |
| 1963 | 17 | 7 |
| 1964 | 16 | 7 |
| 1967 | 4 | 7 |
| 1968 | 7 | 7 |
| 1969 | 3 | 7 |
| 1970 | 1 | 3.9 |
| 1971 | 14 | 3.9 |
| 1972 | 7 | 3.9 |
| 1973 | 1 | 3.9 |
| 1974 | 2 | 3.9 |
| 1975 | 1 | 3.9 |
| 1976 | 2 | 3.9 |
| 1979 | 3 | 3.9 |
| 1981 | 5 | 4.3 |
| 1982 | 3 | 4.3 |
| 1983 | 2 | 4.3 |
| 1984 | 1 | 4.3 |
| 1985 | 6 | 4.3 |
| 1986 | 9 | 4.3 |
| 1987 | 2 | 4.3 |
| 1988 | 2 | 4.3 |
| 1989 | 9 | 4.3 |
| 1990 | 4 | 8.7 |
| 1991 | 8 | 8.7 |
| 1992 | 20 | 8.7 |
| 1993 | 2 | 8.7 |
| 1994 | 22 | 8.7 |
| 1995 | 7 | 8.7 |
| 1996 | 3 | 8.7 |
| 1997 | 5 | 8.7 |
| 1998 | 7 | 8.7 |
| 1999 | 9 | 8.7 |
| 2000 | 10 | 10.3 |
| 2001 | 12 | 10.3 |
| 2002 | 16 | 10.3 |
| 2003 | 12 | 10.3 |
| 2004 | 5 | 10.3 |
| 2005 | 7 | 10.3 |
| Year | First date | Last date |
|---|---|---|
| 1945 | 1945-07-20 | 1945-07-20 |
| 1946 | 1946-06-09 | 1946-08-19 |
| 1947 | 1947-06-28 | 1947-09-17 |
| 1948 | 1948-07-22 | 1948-08-03 |
| 1949 | 1949-06-01 | 1949-08-10 |
| 1950 | 1950-04-22 | 1950-08-29 |
| 1951 | 1951-06-19 | 1951-09-07 |
| 1952 | 1952-07-04 | 1952-08-16 |
| 1953 | 1953-07-03 | 1953-07-27 |
| 1954 | 1954-06-21 | 1954-09-06 |
| 1956 | 1956-06-07 | 1956-06-07 |
| 1957 | 1957-06-11 | 1957-08-12 |
| 1958 | 1958-05-26 | 1958-07-17 |
| 1959 | 1959-07-10 | 1959-08-24 |
| 1960 | 1960-07-20 | 1960-07-20 |
| 1961 | 1961-06-26 | 1961-09-03 |
| 1962 | 1962-08-13 | 1962-08-13 |
| 1963 | 1963-06-28 | 1963-08-28 |
| 1964 | 1964-06-02 | 1964-08-29 |
| 1967 | 1967-06-26 | 1967-08-17 |
| 1968 | 1968-06-16 | 1968-07-07 |
| 1969 | 1969-07-25 | 1969-08-02 |
| 1970 | 1970-06-21 | 1970-06-21 |
| 1971 | 1971-07-26 | 1971-08-22 |
| 1972 | 1972-06-13 | 1972-07-30 |
| 1973 | 1973-08-07 | 1973-08-07 |
| 1974 | 1974-08-16 | 1974-08-17 |
| 1975 | 1975-07-15 | 1975-07-15 |
| 1976 | 1976-06-28 | 1976-07-23 |
| 1979 | 1979-05-31 | 1979-06-25 |
| 1981 | 1981-06-04 | 1981-08-08 |
| 1982 | 1982-08-05 | 1982-08-09 |
| 1983 | 1983-05-16 | 1983-05-17 |
| 1984 | 1984-07-12 | 1984-07-12 |
| 1985 | 1985-08-14 | 1985-08-26 |
| 1986 | 1986-06-19 | 1986-08-08 |
| 1987 | 1987-07-01 | 1987-07-08 |
| 1988 | 1988-07-06 | 1988-07-23 |
| 1989 | 1989-07-06 | 1989-08-22 |
| 1990 | 1990-06-21 | 1990-08-06 |
| 1991 | 1991-06-18 | 1991-08-09 |
| 1992 | 1992-06-20 | 1992-09-01 |
| 1993 | 1993-08-05 | 1993-08-16 |
| 1994 | 1994-06-27 | 1994-08-07 |
| 1995 | 1995-07-10 | 1995-08-24 |
| 1996 | 1996-06-08 | 1996-06-10 |
| 1997 | 1997-05-15 | 1997-07-01 |
| 1998 | 1998-06-07 | 1998-08-03 |
| 1999 | 1999-06-08 | 1999-08-09 |
| 2000 | 2000-05-28 | 2000-08-21 |
| 2001 | 2001-07-07 | 2001-08-21 |
| 2002 | 2002-06-20 | 2002-08-22 |
| 2003 | 2003-05-26 | 2003-08-13 |
| 2004 | 2004-07-09 | 2004-08-20 |
| 2005 | 2005-05-29 | 2005-07-31 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 55 | 22 | 1994 | 7 |
| 35 C (95 F): Days | 5 | 4 | 1992 | 4 |
| 90 F (32.2 C): Days | 31 | 11 | 1994 | 2 |
| 0 C (32 F): Ice days (max | 61 | 93 | 1963 | 40 |
| 0 C (32 F): Frost days (min | 60 | 140 | 1956 | 122 |
| -10 C (14 F): Days with min | 60 | 67 | 1963 | 13 |
| -20 C (-4 F): Days with min | 36 | 21 | 1963 | 4 |
| -30 C (-22 F): Days with min | 1 | 2 | 1950 | 2 |
| 20 C (68 F): Tropical nights (min | 14 | 5 | 1992 | 2 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 64 | 20 | 1956 | 19 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 56 | 7 | 1972 | 2 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 16 | 1 | 1946 | 2 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1945.
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).