Karlskrona Threshold Days by Year (SWE00137682)

3 fixed thresholds counted per year at Karlskrona (SWE00137682): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Karlskrona Thresholds

Karlskrona: days with 10 mm (0.39 in) or more of precipitation in 34 years, most in 1958 with 23.
Karlskrona: days with 25 mm (0.98 in) or more of precipitation in 14 years, most in 1957 with 3.
Karlskrona: days with 50 mm (1.97 in) or more of precipitation in 1 years, most in 1977 with 1.
3 fixed thresholds have at least one qualifying day at Karlskrona.

Days with 10 mm (0.39 in) or more of precipitation

34 years with a qualifying day

Days per year at Karlskrona with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 23 in 1958.

Days with 10 mm (0.39 in) or more of precipitation per year at Karlskrona
Year	Days	Decade average
1952	14	12.9
1953	6	12.9
1954	18	12.9
1955	10	12.9
1956	10	12.9
1957	14	12.9
1958	23	12.9
1959	8	12.9
1960	14	15.4
1961	19	15.4
1962	16	15.4
1963	15	15.4
1964	12	15.4
1965	17	15.4
1966	14	15.4
1967	17	15.4
1968	19	15.4
1969	11	15.4
1970	15	11.4
1971	5	11.4
1972	12	11.4
1973	12	11.4
1974	13	11.4
1975	8	11.4
1976	11	11.4
1977	16	11.4
1978	7	11.4
1979	15	11.4
1980	13	14.2
1984	12	14.2
1985	18	14.2
1986	11	14.2
1987	15	14.2
1988	16	14.2

For each year, a bar from the first to the last day at Karlskrona meeting 10 mm (0.39 in).

First to last qualifying date each year at Karlskrona
Year	First date	Last date
1952	1952-05-13	1952-12-13
1953	1953-01-31	1953-12-19
1954	1954-01-15	1954-12-11
1955	1955-01-16	1955-12-15
1956	1956-01-12	1956-12-11
1957	1957-02-12	1957-12-08
1958	1958-01-05	1958-12-23
1959	1959-04-10	1959-12-05
1960	1960-01-14	1960-12-10
1961	1961-03-20	1961-12-04
1962	1962-01-22	1962-12-11
1963	1963-04-23	1963-11-21
1964	1964-01-30	1964-12-20
1965	1965-03-24	1965-12-30
1966	1966-01-01	1966-12-29
1967	1967-01-22	1967-12-29
1968	1968-01-10	1968-11-10
1969	1969-01-18	1969-11-28
1970	1970-03-22	1970-12-02
1971	1971-03-24	1971-12-28
1972	1972-01-29	1972-12-07
1973	1973-01-26	1973-12-14
1974	1974-01-15	1974-10-22
1975	1975-04-05	1975-11-19
1976	1976-05-26	1976-12-16
1977	1977-03-03	1977-12-27
1978	1978-01-25	1978-12-13
1979	1979-02-18	1979-12-10
1980	1980-01-30	1980-12-11
1984	1984-01-11	1984-11-22
1985	1985-07-01	1985-12-16
1986	1986-01-19	1986-12-18
1987	1987-03-18	1987-12-18
1988	1988-01-10	1988-10-09

Every Fixed Threshold

Fixed thresholds at Karlskrona
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	34	23	1958	16
25 mm (0.98 in): Days with 25 mm or more rain	14	3	1957	2
50 mm (1.97 in): Days with 50 mm or more rain	1	1	1977	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1952.

Download the Data

Data for Karlskrona threshold days by year: CSV or JSON. Field meanings are on the data page.

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 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Karlskrona Threshold Days by Year (SWE00137682)

Key Facts for Karlskrona Thresholds

Days with 10 mm (0.39 in) or more of precipitation

Every Fixed Threshold

Download the Data

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