Ostaskov Threshold Days by Year (RSM00026389)
6 fixed thresholds counted per year at Ostaskov (RSM00026389): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Ostaskov Thresholds
- Ostaskov: days with 10 mm (0.39 in) or more of precipitation in 42 years, most in 1952 with 20.
- Ostaskov: days with 25 mm (0.98 in) or more of precipitation in 30 years, most in 1953 with 5.
- Ostaskov: days with 50 mm (1.97 in) or more of precipitation in 4 years, most in 1983 with 1.
- 6 fixed thresholds have at least one qualifying day at Ostaskov.
Days with 10 mm (0.39 in) or more of precipitation
42 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1950 | 11 | 13.3 |
| 1951 | 12 | 13.3 |
| 1952 | 20 | 13.3 |
| 1953 | 19 | 13.3 |
| 1955 | 10 | 13.3 |
| 1956 | 10 | 13.3 |
| 1957 | 13 | 13.3 |
| 1958 | 11 | 13.3 |
| 1961 | 10 | 10.3 |
| 1962 | 15 | 10.3 |
| 1963 | 7 | 10.3 |
| 1964 | 7 | 10.3 |
| 1965 | 9 | 10.3 |
| 1967 | 14 | 10.3 |
| 1968 | 11 | 10.3 |
| 1969 | 9 | 10.3 |
| 1970 | 7 | 12.7 |
| 1971 | 11 | 12.7 |
| 1972 | 7 | 12.7 |
| 1973 | 13 | 12.7 |
| 1974 | 12 | 12.7 |
| 1975 | 17 | 12.7 |
| 1976 | 17 | 12.7 |
| 1977 | 18 | 12.7 |
| 1978 | 14 | 12.7 |
| 1979 | 11 | 12.7 |
| 1980 | 17 | 14.4 |
| 1981 | 14 | 14.4 |
| 1982 | 10 | 14.4 |
| 1983 | 14 | 14.4 |
| 1984 | 18 | 14.4 |
| 1985 | 19 | 14.4 |
| 1986 | 17 | 14.4 |
| 1988 | 10 | 14.4 |
| 1989 | 11 | 14.4 |
| 1990 | 14 | 15.8 |
| 1991 | 14 | 15.8 |
| 1992 | 17 | 15.8 |
| 1993 | 20 | 15.8 |
| 1994 | 13 | 15.8 |
| 1995 | 17 | 15.8 |
| 2025 | 3 | 3 |
| Year | First date | Last date |
|---|---|---|
| 1950 | 1950-04-23 | 1950-11-07 |
| 1951 | 1951-04-16 | 1951-09-17 |
| 1952 | 1952-05-03 | 1952-11-29 |
| 1953 | 1953-04-20 | 1953-11-10 |
| 1955 | 1955-02-19 | 1955-12-04 |
| 1956 | 1956-05-09 | 1956-10-04 |
| 1957 | 1957-05-23 | 1957-12-14 |
| 1958 | 1958-01-14 | 1958-12-16 |
| 1961 | 1961-03-27 | 1961-12-09 |
| 1962 | 1962-03-18 | 1962-10-19 |
| 1963 | 1963-06-03 | 1963-10-29 |
| 1964 | 1964-07-03 | 1964-12-02 |
| 1965 | 1965-05-20 | 1965-12-20 |
| 1967 | 1967-04-18 | 1967-11-10 |
| 1968 | 1968-01-31 | 1968-12-30 |
| 1969 | 1969-06-01 | 1969-11-28 |
| 1970 | 1970-01-09 | 1970-10-10 |
| 1971 | 1971-02-18 | 1971-12-22 |
| 1972 | 1972-05-13 | 1972-11-19 |
| 1973 | 1973-02-22 | 1973-11-25 |
| 1974 | 1974-02-20 | 1974-11-30 |
| 1975 | 1975-01-10 | 1975-12-29 |
| 1976 | 1976-01-09 | 1976-12-06 |
| 1977 | 1977-02-27 | 1977-09-17 |
| 1978 | 1978-04-24 | 1978-11-20 |
| 1979 | 1979-01-31 | 1979-11-30 |
| 1980 | 1980-05-04 | 1980-10-30 |
| 1981 | 1981-03-27 | 1981-10-25 |
| 1982 | 1982-05-11 | 1982-09-07 |
| 1983 | 1983-04-14 | 1983-12-31 |
| 1984 | 1984-01-03 | 1984-10-24 |
| 1985 | 1985-01-08 | 1985-11-07 |
| 1986 | 1986-04-04 | 1986-10-11 |
| 1988 | 1988-04-14 | 1988-10-11 |
| 1989 | 1989-06-02 | 1989-08-22 |
| 1990 | 1990-02-22 | 1990-12-11 |
| 1991 | 1991-05-16 | 1991-10-01 |
| 1992 | 1992-01-12 | 1992-12-08 |
| 1993 | 1993-01-15 | 1993-09-28 |
| 1994 | 1994-01-06 | 1994-12-28 |
| 1995 | 1995-02-07 | 1995-12-24 |
| 2025 | 2025-01-02 | 2025-03-14 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 0 C (32 F): Ice days (max | 1 | 0 | n/a | 22 |
| 0 C (32 F): Frost days (min | 1 | 0 | n/a | 57 |
| -10 C (14 F): Days with min | 1 | 0 | n/a | 14 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 42 | 20 | 1952 | 3 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 30 | 5 | 1953 | 2 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 4 | 1 | 1983 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2025.
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).