Butka Threshold Days by Year (RSM00028455)
3 fixed thresholds counted per year at Butka (RSM00028455): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Butka Thresholds
- Butka: days with 10 mm (0.39 in) or more of precipitation in 55 years, most in 1970 with 19.
- Butka: days with 25 mm (0.98 in) or more of precipitation in 43 years, most in 1970 with 4.
- Butka: days with 50 mm (1.97 in) or more of precipitation in 3 years, most in 1939 with 1.
- 3 fixed thresholds have at least one qualifying day at Butka.
Days with 10 mm (0.39 in) or more of precipitation
55 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1938 | 9 | 7.5 |
| 1939 | 6 | 7.5 |
| 1940 | 7 | 8.2 |
| 1941 | 8 | 8.2 |
| 1942 | 13 | 8.2 |
| 1943 | 8 | 8.2 |
| 1944 | 9 | 8.2 |
| 1945 | 9 | 8.2 |
| 1946 | 4 | 8.2 |
| 1947 | 17 | 8.2 |
| 1948 | 4 | 8.2 |
| 1949 | 3 | 8.2 |
| 1950 | 10 | 7.7 |
| 1951 | 8 | 7.7 |
| 1952 | 3 | 7.7 |
| 1953 | 8 | 7.7 |
| 1954 | 9 | 7.7 |
| 1955 | 10 | 7.7 |
| 1956 | 7 | 7.7 |
| 1957 | 6 | 7.7 |
| 1958 | 4 | 7.7 |
| 1959 | 12 | 7.7 |
| 1960 | 11 | 9.8 |
| 1961 | 9 | 9.8 |
| 1962 | 9 | 9.8 |
| 1963 | 6 | 9.8 |
| 1964 | 8 | 9.8 |
| 1965 | 9 | 9.8 |
| 1966 | 11 | 9.8 |
| 1967 | 10 | 9.8 |
| 1968 | 12 | 9.8 |
| 1969 | 13 | 9.8 |
| 1970 | 19 | 10.7 |
| 1971 | 13 | 10.7 |
| 1972 | 6 | 10.7 |
| 1973 | 10 | 10.7 |
| 1974 | 10 | 10.7 |
| 1975 | 7 | 10.7 |
| 1976 | 9 | 10.7 |
| 1978 | 12 | 10.7 |
| 1979 | 10 | 10.7 |
| 1980 | 13 | 9.7 |
| 1981 | 9 | 9.7 |
| 1982 | 8 | 9.7 |
| 1983 | 11 | 9.7 |
| 1984 | 11 | 9.7 |
| 1985 | 8 | 9.7 |
| 1986 | 12 | 9.7 |
| 1988 | 9 | 9.7 |
| 1989 | 6 | 9.7 |
| 1990 | 15 | 10.2 |
| 1991 | 11 | 10.2 |
| 1992 | 11 | 10.2 |
| 1994 | 10 | 10.2 |
| 1995 | 4 | 10.2 |
| Year | First date | Last date |
|---|---|---|
| 1938 | 1938-04-13 | 1938-09-30 |
| 1939 | 1939-06-08 | 1939-09-04 |
| 1940 | 1940-05-01 | 1940-10-04 |
| 1941 | 1941-04-12 | 1941-08-29 |
| 1942 | 1942-05-04 | 1942-09-28 |
| 1943 | 1943-05-01 | 1943-12-17 |
| 1944 | 1944-05-02 | 1944-10-09 |
| 1945 | 1945-05-09 | 1945-12-15 |
| 1946 | 1946-07-12 | 1946-10-01 |
| 1947 | 1947-03-30 | 1947-10-09 |
| 1948 | 1948-06-15 | 1948-07-29 |
| 1949 | 1949-05-31 | 1949-09-30 |
| 1950 | 1950-06-15 | 1950-09-17 |
| 1951 | 1951-05-19 | 1951-10-29 |
| 1952 | 1952-09-01 | 1952-10-29 |
| 1953 | 1953-05-31 | 1953-11-19 |
| 1954 | 1954-04-26 | 1954-09-05 |
| 1955 | 1955-06-05 | 1955-11-08 |
| 1956 | 1956-04-12 | 1956-10-28 |
| 1957 | 1957-06-09 | 1957-10-09 |
| 1958 | 1958-05-31 | 1958-12-08 |
| 1959 | 1959-04-23 | 1959-10-10 |
| 1960 | 1960-05-18 | 1960-10-24 |
| 1961 | 1961-01-18 | 1961-11-24 |
| 1962 | 1962-06-06 | 1962-10-22 |
| 1963 | 1963-05-18 | 1963-12-12 |
| 1964 | 1964-06-18 | 1964-09-03 |
| 1965 | 1965-04-09 | 1965-11-19 |
| 1966 | 1966-04-30 | 1966-10-30 |
| 1967 | 1967-05-14 | 1967-09-13 |
| 1968 | 1968-01-08 | 1968-11-14 |
| 1969 | 1969-03-12 | 1969-12-31 |
| 1970 | 1970-01-01 | 1970-11-13 |
| 1971 | 1971-01-11 | 1971-12-14 |
| 1972 | 1972-07-11 | 1972-09-21 |
| 1973 | 1973-06-25 | 1973-09-06 |
| 1974 | 1974-04-22 | 1974-09-05 |
| 1975 | 1975-02-12 | 1975-12-24 |
| 1976 | 1976-05-19 | 1976-09-10 |
| 1978 | 1978-01-03 | 1978-12-15 |
| 1979 | 1979-02-09 | 1979-10-28 |
| 1980 | 1980-04-05 | 1980-12-01 |
| 1981 | 1981-03-12 | 1981-09-25 |
| 1982 | 1982-06-04 | 1982-10-02 |
| 1983 | 1983-05-05 | 1983-09-11 |
| 1984 | 1984-05-02 | 1984-10-11 |
| 1985 | 1985-04-05 | 1985-08-19 |
| 1986 | 1986-06-17 | 1986-10-19 |
| 1988 | 1988-04-29 | 1988-11-16 |
| 1989 | 1989-05-21 | 1989-10-26 |
| 1990 | 1990-03-31 | 1990-11-07 |
| 1991 | 1991-05-13 | 1991-10-22 |
| 1992 | 1992-04-13 | 1992-09-01 |
| 1994 | 1994-06-22 | 1994-09-20 |
| 1995 | 1995-06-04 | 1995-09-22 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 10 mm (0.39 in): Days with 10 mm or more rain | 55 | 19 | 1970 | 4 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 43 | 4 | 1970 | 1 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 3 | 1 | 1939 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1938.
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).