Leknas Threshold Days by Year (SWE00139258)
4 fixed thresholds counted per year at Leknas (SWE00139258): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Leknas Thresholds
- Leknas: days with 10 mm (0.39 in) or more of precipitation in 32 years, most in 1957 with 22.
- Leknas: days with 25 mm (0.98 in) or more of precipitation in 23 years, most in 1945 with 4.
- Leknas: days with 50 mm (1.97 in) or more of precipitation in 6 years, most in 1949 with 1.
- Leknas: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1981 with 1.
- 4 fixed thresholds have at least one qualifying day at Leknas.
Days with 10 mm (0.39 in) or more of precipitation
32 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1945 | 16 | 14 |
| 1947 | 6 | 14 |
| 1948 | 14 | 14 |
| 1949 | 20 | 14 |
| 1950 | 15 | 15.8 |
| 1954 | 20 | 15.8 |
| 1956 | 14 | 15.8 |
| 1957 | 22 | 15.8 |
| 1958 | 13 | 15.8 |
| 1959 | 11 | 15.8 |
| 1960 | 22 | 14.3 |
| 1961 | 13 | 14.3 |
| 1962 | 12 | 14.3 |
| 1963 | 15 | 14.3 |
| 1964 | 10 | 14.3 |
| 1965 | 15 | 14.3 |
| 1966 | 12 | 14.3 |
| 1967 | 17 | 14.3 |
| 1968 | 12 | 14.3 |
| 1969 | 15 | 14.3 |
| 1970 | 13 | 13.3 |
| 1971 | 10 | 13.3 |
| 1972 | 13 | 13.3 |
| 1973 | 15 | 13.3 |
| 1974 | 10 | 13.3 |
| 1975 | 10 | 13.3 |
| 1976 | 12 | 13.3 |
| 1977 | 20 | 13.3 |
| 1978 | 10 | 13.3 |
| 1979 | 20 | 13.3 |
| 1980 | 13 | 15 |
| 1981 | 17 | 15 |
| Year | First date | Last date |
|---|---|---|
| 1945 | 1945-03-20 | 1945-12-15 |
| 1947 | 1947-03-21 | 1947-11-30 |
| 1948 | 1948-01-28 | 1948-09-01 |
| 1949 | 1949-01-07 | 1949-12-26 |
| 1950 | 1950-01-14 | 1950-12-24 |
| 1954 | 1954-01-19 | 1954-12-12 |
| 1956 | 1956-06-12 | 1956-11-25 |
| 1957 | 1957-01-06 | 1957-11-26 |
| 1958 | 1958-05-07 | 1958-12-26 |
| 1959 | 1959-01-03 | 1959-10-31 |
| 1960 | 1960-01-05 | 1960-12-08 |
| 1961 | 1961-05-05 | 1961-10-18 |
| 1962 | 1962-01-21 | 1962-10-26 |
| 1963 | 1963-04-12 | 1963-11-18 |
| 1964 | 1964-06-03 | 1964-12-13 |
| 1965 | 1965-01-21 | 1965-12-25 |
| 1966 | 1966-01-29 | 1966-12-11 |
| 1967 | 1967-01-31 | 1967-12-04 |
| 1968 | 1968-01-25 | 1968-11-02 |
| 1969 | 1969-01-13 | 1969-11-10 |
| 1970 | 1970-01-01 | 1970-11-20 |
| 1971 | 1971-01-22 | 1971-12-07 |
| 1972 | 1972-03-28 | 1972-10-21 |
| 1973 | 1973-01-27 | 1973-11-22 |
| 1974 | 1974-01-13 | 1974-11-16 |
| 1975 | 1975-01-16 | 1975-12-02 |
| 1976 | 1976-01-05 | 1976-12-03 |
| 1977 | 1977-01-10 | 1977-12-24 |
| 1978 | 1978-03-05 | 1978-12-01 |
| 1979 | 1979-01-12 | 1979-11-26 |
| 1980 | 1980-06-01 | 1980-12-20 |
| 1981 | 1981-03-07 | 1981-11-27 |
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 | 32 | 22 | 1957 | 17 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 23 | 4 | 1945 | 2 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 6 | 1 | 1949 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 1 | 1 | 1981 | 1 |
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 (2025-12-31).