Tossasen Threshold Days by Year (SWE00139876)

3 fixed thresholds counted per year at Tossasen (SWE00139876): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tossasen Thresholds

Tossasen: days with 10 mm (0.39 in) or more of precipitation in 52 years, most in 1987 with 27.
Tossasen: days with 25 mm (0.98 in) or more of precipitation in 41 years, most in 1945 with 3.
Tossasen: days with 50 mm (1.97 in) or more of precipitation in 5 years, most in 1960 with 2.
3 fixed thresholds have at least one qualifying day at Tossasen.

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

52 years with a qualifying day

Days per year at Tossasen with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 27 in 1987.

Days with 10 mm (0.39 in) or more of precipitation per year at Tossasen
Year	Days	Decade average
1945	22	16
1946	16	16
1947	16	16
1948	14	16
1949	12	16
1950	17	15.3
1951	11	15.3
1952	11	15.3
1953	17	15.3
1954	19	15.3
1955	15	15.3
1956	17	15.3
1957	13	15.3
1958	12	15.3
1959	21	15.3
1960	24	14.8
1961	12	14.8
1962	12	14.8
1963	9	14.8
1964	19	14.8
1965	14	14.8
1966	19	14.8
1967	17	14.8
1968	9	14.8
1969	13	14.8
1970	16	12.3
1971	11	12.3
1972	14	12.3
1973	13	12.3
1974	11	12.3
1975	6	12.3
1976	14	12.3
1977	14	12.3
1978	14	12.3
1979	10	12.3
1980	11	15.6
1981	21	15.6
1982	10	15.6
1983	16	15.6
1984	19	15.6
1985	19	15.6
1986	17	15.6
1987	27	15.6
1988	5	15.6
1989	11	15.6
1990	14	15
1991	13	15
1992	16	15
1993	17	15
1994	14	15
1995	16	15
1996	15	15

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

First to last qualifying date each year at Tossasen
Year	First date	Last date
1945	1945-01-04	1945-12-17
1946	1946-04-28	1946-12-03
1947	1947-01-01	1947-12-14
1948	1948-01-26	1948-08-22
1949	1949-05-23	1949-12-26
1950	1950-01-01	1950-12-15
1951	1951-06-15	1951-11-26
1952	1952-06-07	1952-11-25
1953	1953-04-04	1953-12-03
1954	1954-01-20	1954-12-23
1955	1955-01-29	1955-11-28
1956	1956-01-12	1956-09-28
1957	1957-04-09	1957-09-13
1958	1958-05-15	1958-12-17
1959	1959-01-02	1959-12-28
1960	1960-04-23	1960-11-16
1961	1961-06-12	1961-12-05
1962	1962-01-22	1962-12-12
1963	1963-05-27	1963-09-01
1964	1964-05-01	1964-10-15
1965	1965-04-27	1965-12-26
1966	1966-01-29	1966-12-17
1967	1967-01-01	1967-12-22
1968	1968-05-11	1968-12-28
1969	1969-03-30	1969-11-10
1970	1970-04-05	1970-11-19
1971	1971-06-13	1971-10-22
1972	1972-04-03	1972-11-14
1973	1973-04-16	1973-12-17
1974	1974-06-27	1974-11-26
1975	1975-04-30	1975-07-24
1976	1976-01-05	1976-12-03
1977	1977-01-01	1977-11-12
1978	1978-01-30	1978-11-15
1979	1979-05-28	1979-11-16
1980	1980-06-23	1980-10-29
1981	1981-03-07	1981-11-27
1982	1982-02-06	1982-11-13
1983	1983-03-21	1983-09-17
1984	1984-01-13	1984-11-27
1985	1985-01-31	1985-12-03
1986	1986-04-01	1986-12-05
1987	1987-02-13	1987-12-09
1988	1988-02-28	1988-09-24
1989	1989-02-26	1989-11-07
1990	1990-01-28	1990-11-14
1991	1991-03-22	1991-10-01
1992	1992-02-13	1992-11-12
1993	1993-02-18	1993-10-12
1994	1994-01-05	1994-11-07
1995	1995-01-01	1995-08-23
1996	1996-04-24	1996-11-19

Every Fixed Threshold

Fixed thresholds at Tossasen
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	52	27	1987	15
25 mm (0.98 in): Days with 25 mm or more rain	41	3	1945	3
50 mm (1.97 in): Days with 50 mm or more rain	5	2	1960	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.

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Data for Tossasen 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).

Tossasen Threshold Days by Year (SWE00139876)

Key Facts for Tossasen Thresholds

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

Every Fixed Threshold

Download the Data

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