Svarta Threshold Days by Year (SWE00138770)

2 fixed thresholds counted per year at Svarta (SWE00138770): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Svarta Thresholds

Svarta: days with 10 mm (0.39 in) or more of precipitation in 48 years, most in 1958 with 30.
Svarta: days with 25 mm (0.98 in) or more of precipitation in 37 years, most in 1985 with 5.
2 fixed thresholds have at least one qualifying day at Svarta.

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

48 years with a qualifying day

Days per year at Svarta with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 30 in 1958.

Days with 10 mm (0.39 in) or more of precipitation per year at Svarta
Year	Days	Decade average
1945	22	17.8
1946	15	17.8
1947	8	17.8
1948	16	17.8
1949	28	17.8
1950	18	17.7
1951	18	17.7
1952	13	17.7
1953	18	17.7
1954	19	17.7
1955	16	17.7
1956	15	17.7
1957	15	17.7
1958	30	17.7
1959	15	17.7
1960	24	19.3
1961	22	19.3
1962	19	19.3
1963	17	19.3
1964	10	19.3
1965	18	19.3
1966	23	19.3
1967	30	19.3
1968	18	19.3
1969	12	19.3
1970	20	15.4
1971	16	15.4
1972	19	15.4
1973	12	15.4
1974	14	15.4
1975	11	15.4
1976	13	15.4
1977	27	15.4
1978	10	15.4
1979	12	15.4
1980	17	22
1981	27	22
1982	19	22
1983	20	22
1984	24	22
1985	27	22
1987	29	22
1988	18	22
1989	17	22
1990	24	20.8
1991	18	20.8
1992	21	20.8
1993	20	20.8

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

First to last qualifying date each year at Svarta
Year	First date	Last date
1945	1945-01-03	1945-12-12
1946	1946-01-04	1946-09-19
1947	1947-06-15	1947-11-30
1948	1948-01-06	1948-12-14
1949	1949-01-07	1949-12-29
1950	1950-02-09	1950-11-28
1951	1951-01-03	1951-12-09
1952	1952-04-22	1952-12-12
1953	1953-02-01	1953-10-17
1954	1954-01-19	1954-12-26
1955	1955-01-15	1955-12-23
1956	1956-01-13	1956-12-16
1957	1957-02-01	1957-12-07
1958	1958-02-11	1958-12-17
1959	1959-01-10	1959-12-19
1960	1960-01-05	1960-12-22
1961	1961-01-29	1961-11-11
1962	1962-01-17	1962-12-15
1963	1963-04-11	1963-12-18
1964	1964-05-04	1964-12-13
1965	1965-01-11	1965-12-18
1966	1966-01-29	1966-12-29
1967	1967-01-28	1967-12-22
1968	1968-01-17	1968-11-23
1969	1969-01-16	1969-11-23
1970	1970-01-01	1970-12-06
1971	1971-06-08	1971-12-27
1972	1972-03-26	1972-12-08
1973	1973-01-31	1973-11-22
1974	1974-01-14	1974-12-31
1975	1975-01-17	1975-12-02
1976	1976-04-05	1976-12-27
1977	1977-01-01	1977-12-12
1978	1978-03-16	1978-09-09
1979	1979-04-24	1979-12-28
1980	1980-05-20	1980-11-27
1981	1981-01-14	1981-11-27
1982	1982-01-25	1982-12-15
1983	1983-01-04	1983-12-26
1984	1984-01-07	1984-12-06
1985	1985-01-19	1985-12-24
1987	1987-02-06	1987-12-29
1988	1988-01-02	1988-12-26
1989	1989-02-25	1989-12-21
1990	1990-02-07	1990-12-29
1991	1991-01-09	1991-09-30
1992	1992-01-07	1992-11-28
1993	1993-01-24	1993-12-23

Every Fixed Threshold

Fixed thresholds at Svarta
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	48	30	1958	20
25 mm (0.98 in): Days with 25 mm or more rain	37	5	1985	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

Data for Svarta 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).

Svarta Threshold Days by Year (SWE00138770)

Key Facts for Svarta Thresholds

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

Every Fixed Threshold

Download the Data

Related