Hedemora Threshold Days by Year (SWE00139300)

3 fixed thresholds counted per year at Hedemora (SWE00139300): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hedemora Thresholds

Hedemora: days with 10 mm (0.39 in) or more of precipitation in 60 years, most in 1960 with 27.
Hedemora: days with 25 mm (0.98 in) or more of precipitation in 45 years, most in 2009 with 5.
Hedemora: days with 50 mm (1.97 in) or more of precipitation in 4 years, most in 1951 with 1.
3 fixed thresholds have at least one qualifying day at Hedemora.

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

60 years with a qualifying day

Days per year at Hedemora with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 27 in 1960.

Days with 10 mm (0.39 in) or more of precipitation per year at Hedemora
Year	Days	Decade average
1948	10	14
1949	18	14
1950	18	13.6
1951	12	13.6
1952	7	13.6
1953	15	13.6
1954	23	13.6
1955	6	13.6
1956	14	13.6
1960	27	16.5
1961	9	16.5
1962	9	16.5
1963	14	16.5
1964	9	16.5
1965	15	16.5
1966	24	16.5
1967	17	16.5
1968	22	16.5
1969	19	16.5
1970	15	12
1971	14	12
1973	7	12
1974	17	12
1975	9	12
1976	10	12
1977	14	12
1978	9	12
1979	13	12
1980	18	14.8
1981	15	14.8
1982	10	14.8
1983	18	14.8
1984	19	14.8
1985	18	14.8
1986	12	14.8
1987	13	14.8
1989	10	14.8
1990	15	14.6
1991	9	14.6
1992	16	14.6
1993	12	14.6
1994	13	14.6
1995	17	14.6
1996	16	14.6
1997	17	14.6
1998	15	14.6
1999	16	14.6
2000	22	15.6
2001	12	15.6
2002	21	15.6
2003	16	15.6
2004	13	15.6
2005	12	15.6
2006	17	15.6
2007	11	15.6
2008	10	15.6
2009	22	15.6
2010	20	20.3
2011	18	20.3
2012	23	20.3

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

First to last qualifying date each year at Hedemora
Year	First date	Last date
1948	1948-01-06	1948-09-01
1949	1949-01-06	1949-12-29
1950	1950-01-01	1950-12-24
1951	1951-02-21	1951-12-08
1952	1952-04-29	1952-12-02
1953	1953-01-31	1953-11-18
1954	1954-01-19	1954-12-11
1955	1955-01-30	1955-12-17
1956	1956-01-20	1956-12-20
1960	1960-01-05	1960-12-21
1961	1961-05-05	1961-11-03
1962	1962-01-22	1962-10-26
1963	1963-06-11	1963-11-18
1964	1964-02-28	1964-12-13
1965	1965-04-18	1965-12-26
1966	1966-01-29	1966-12-30
1967	1967-01-31	1967-10-28
1968	1968-01-25	1968-12-26
1969	1969-01-13	1969-11-10
1970	1970-01-01	1970-11-19
1971	1971-01-22	1971-12-19
1973	1973-04-18	1973-09-20
1974	1974-01-14	1974-11-16
1975	1975-04-01	1975-12-02
1976	1976-06-15	1976-12-03
1977	1977-01-02	1977-11-03
1978	1978-03-05	1978-09-24
1979	1979-01-12	1979-11-26
1980	1980-05-30	1980-11-18
1981	1981-05-01	1981-11-23
1982	1982-02-06	1982-11-24
1983	1983-01-04	1983-12-20
1984	1984-06-02	1984-11-23
1985	1985-03-10	1985-10-08
1986	1986-04-25	1986-12-05
1987	1987-05-17	1987-11-12
1989	1989-02-25	1989-10-29
1990	1990-01-28	1990-12-29
1991	1991-01-02	1991-09-30
1992	1992-04-01	1992-11-12
1993	1993-02-18	1993-12-23
1994	1994-01-07	1994-12-08
1995	1995-01-20	1995-10-17
1996	1996-05-05	1996-11-20
1997	1997-03-26	1997-12-31
1998	1998-01-19	1998-12-05
1999	1999-04-15	1999-12-25
2000	2000-02-24	2000-12-29
2001	2001-02-08	2001-10-31
2002	2002-01-22	2002-11-24
2003	2003-04-29	2003-12-28
2004	2004-02-06	2004-11-17
2005	2005-01-08	2005-12-29
2006	2006-02-06	2006-11-11
2007	2007-01-20	2007-12-07
2008	2008-01-12	2008-12-02
2009	2009-01-24	2009-11-30
2010	2010-01-27	2010-12-03
2011	2011-01-04	2011-12-18
2012	2012-02-22	2012-12-15

Every Fixed Threshold

Fixed thresholds at Hedemora
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	60	27	1960	23
25 mm (0.98 in): Days with 25 mm or more rain	45	5	2009	2
50 mm (1.97 in): Days with 50 mm or more rain	4	1	1951	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1948.

Download the Data

Data for Hedemora 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).

Hedemora Threshold Days by Year (SWE00139300)

Key Facts for Hedemora Thresholds

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

Every Fixed Threshold

Download the Data

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