Bolivar Threshold Days by Year (USC00300766)
15 fixed thresholds counted per year at Bolivar (USC00300766): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Bolivar Thresholds
- Bolivar: days with a maximum temperature at or below 0 C (32 F) in 53 years, most in 1978 with 78.
- Bolivar: nights with a minimum temperature at or below 0 C (32 F) in 53 years, most in 1924 with 198.
- Bolivar: nights with a minimum temperature at or below -10 C (14 F) in 53 years, most in 1989 with 74.
- Bolivar: nights with a minimum temperature at or below -20 C (-4 F) in 53 years, most in 1904 with 27.
- 15 fixed thresholds have at least one qualifying day at Bolivar.
Days at or above 30 C (86 F)
50 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1897 | 9 | 15.7 |
| 1898 | 11 | 15.7 |
| 1899 | 27 | 15.7 |
| 1900 | 43 | 22.3 |
| 1901 | 34 | 22.3 |
| 1902 | 5 | 22.3 |
| 1903 | 13 | 22.3 |
| 1904 | 11 | 22.3 |
| 1905 | 16 | 22.3 |
| 1906 | 29 | 22.3 |
| 1909 | 27 | 22.3 |
| 1910 | 23 | 22 |
| 1913 | 31 | 22 |
| 1914 | 28 | 22 |
| 1915 | 10 | 22 |
| 1916 | 31 | 22 |
| 1917 | 10 | 22 |
| 1918 | 21 | 22 |
| 1919 | 22 | 22 |
| 1920 | 6 | 13 |
| 1921 | 26 | 13 |
| 1922 | 11 | 13 |
| 1923 | 15 | 13 |
| 1924 | 7 | 13 |
| 1971 | 8 | 5.6 |
| 1972 | 5 | 5.6 |
| 1973 | 11 | 5.6 |
| 1974 | 5 | 5.6 |
| 1975 | 7 | 5.6 |
| 1976 | 1 | 5.6 |
| 1977 | 7 | 5.6 |
| 1978 | 3 | 5.6 |
| 1979 | 3 | 5.6 |
| 1980 | 2 | 10 |
| 1981 | 3 | 10 |
| 1982 | 5 | 10 |
| 1983 | 16 | 10 |
| 1984 | 2 | 10 |
| 1986 | 5 | 10 |
| 1987 | 20 | 10 |
| 1988 | 31 | 10 |
| 1989 | 6 | 10 |
| 1990 | 6 | 11.5 |
| 1991 | 21 | 11.5 |
| 1993 | 15 | 11.5 |
| 1994 | 9 | 11.5 |
| 1995 | 21 | 11.5 |
| 1996 | 6 | 11.5 |
| 1997 | 5 | 11.5 |
| 1998 | 9 | 11.5 |
| Year | First date | Last date |
|---|---|---|
| 1897 | 1897-07-03 | 1897-09-16 |
| 1898 | 1898-06-07 | 1898-09-03 |
| 1899 | 1899-04-30 | 1899-09-03 |
| 1900 | 1900-05-14 | 1900-10-06 |
| 1901 | 1901-06-05 | 1901-09-07 |
| 1902 | 1902-05-22 | 1902-08-31 |
| 1903 | 1903-05-17 | 1903-09-16 |
| 1904 | 1904-06-04 | 1904-09-02 |
| 1905 | 1905-05-04 | 1905-09-30 |
| 1906 | 1906-05-18 | 1906-09-19 |
| 1909 | 1909-06-21 | 1909-09-14 |
| 1910 | 1910-06-19 | 1910-08-16 |
| 1913 | 1913-04-25 | 1913-09-07 |
| 1914 | 1914-05-25 | 1914-09-22 |
| 1915 | 1915-04-25 | 1915-09-16 |
| 1916 | 1916-07-07 | 1916-09-07 |
| 1917 | 1917-06-13 | 1917-08-01 |
| 1918 | 1918-05-27 | 1918-08-24 |
| 1919 | 1919-05-29 | 1919-08-07 |
| 1920 | 1920-06-01 | 1920-08-30 |
| 1921 | 1921-04-26 | 1921-09-02 |
| 1922 | 1922-05-24 | 1922-09-09 |
| 1923 | 1923-06-01 | 1923-07-21 |
| 1924 | 1924-06-20 | 1924-08-31 |
| 1971 | 1971-05-20 | 1971-08-19 |
| 1972 | 1972-07-20 | 1972-08-25 |
| 1973 | 1973-06-12 | 1973-09-05 |
| 1974 | 1974-07-04 | 1974-07-15 |
| 1975 | 1975-05-23 | 1975-08-27 |
| 1976 | 1976-04-19 | 1976-04-19 |
| 1977 | 1977-05-22 | 1977-08-29 |
| 1978 | 1978-07-21 | 1978-07-23 |
| 1979 | 1979-05-09 | 1979-07-14 |
| 1980 | 1980-07-21 | 1980-07-22 |
| 1981 | 1981-07-01 | 1981-07-10 |
| 1982 | 1982-07-08 | 1982-07-18 |
| 1983 | 1983-06-15 | 1983-09-11 |
| 1984 | 1984-06-14 | 1984-07-15 |
| 1986 | 1986-07-06 | 1986-07-26 |
| 1987 | 1987-05-29 | 1987-08-18 |
| 1988 | 1988-05-31 | 1988-08-18 |
| 1989 | 1989-07-10 | 1989-08-06 |
| 1990 | 1990-04-28 | 1990-07-20 |
| 1991 | 1991-05-17 | 1991-09-17 |
| 1993 | 1993-06-19 | 1993-09-01 |
| 1994 | 1994-06-16 | 1994-07-22 |
| 1995 | 1995-06-20 | 1995-09-01 |
| 1996 | 1996-05-19 | 1996-08-08 |
| 1997 | 1997-06-22 | 1997-07-18 |
| 1998 | 1998-05-17 | 1998-09-15 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 50 | 43 | 1900 | 9 |
| 35 C (95 F): Days | 8 | 4 | 1900 | 2 |
| 90 F (32.2 C): Days | 33 | 19 | 1900 | 2 |
| 0 C (32 F): Ice days (max | 53 | 78 | 1978 | 20 |
| 0 C (32 F): Frost days (min | 53 | 198 | 1924 | 150 |
| -10 C (14 F): Days with min | 53 | 74 | 1989 | 33 |
| -20 C (-4 F): Days with min | 53 | 27 | 1904 | 1 |
| -30 C (-22 F): Days with min | 22 | 5 | 1979 | 2 |
| 20 C (68 F): Tropical nights (min | 11 | 2 | 1916 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 52 | 45 | 1917 | 24 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 52 | 12 | 1917 | 8 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 27 | 3 | 1919 | 2 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 1 | 1 | 1972 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 28 | 8 | 1977 | 3 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 8 | 3 | 1978 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1897.
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).