Rorvik_D Threshold Days by Year (SWE00138018)

3 fixed thresholds counted per year at Rorvik_D (SWE00138018): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Rorvik_D Thresholds

Rorvik_D: days with 10 mm (0.39 in) or more of precipitation in 75 years, most in 1988 with 32.
Rorvik_D: days with 25 mm (0.98 in) or more of precipitation in 56 years, most in 2010 with 4.
Rorvik_D: days with 50 mm (1.97 in) or more of precipitation in 9 years, most in 1957 with 1.
3 fixed thresholds have at least one qualifying day at Rorvik_D.

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

75 years with a qualifying day

Days per year at Rorvik_D with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 32 in 1988.

Days with 10 mm (0.39 in) or more of precipitation per year at Rorvik_D
Year	Days	Decade average
1948	17	16.5
1949	16	16.5
1950	17	16
1951	19	16
1952	16	16
1953	13	16
1954	19	16
1956	14	16
1957	19	16
1958	14	16
1959	13	16
1960	13	17.1
1961	18	17.1
1962	14	17.1
1963	13	17.1
1964	15	17.1
1965	21	17.1
1966	24	17.1
1967	18	17.1
1968	19	17.1
1969	16	17.1
1970	13	14.3
1971	12	14.3
1972	13	14.3
1973	11	14.3
1974	18	14.3
1975	15	14.3
1976	8	14.3
1977	23	14.3
1978	18	14.3
1979	12	14.3
1980	19	17.2
1981	17	17.2
1982	13	17.2
1983	9	17.2
1984	21	17.2
1985	21	17.2
1986	8	17.2
1987	21	17.2
1988	32	17.2
1989	11	17.2
1990	20	18.5
1991	10	18.5
1992	15	18.5
1993	17	18.5
1994	19	18.5
1995	19	18.5
1996	17	18.5
1997	20	18.5
1998	25	18.5
1999	23	18.5
2000	25	19
2001	15	19
2002	16	19
2003	17	19
2004	23	19
2005	16	19
2006	21	19
2007	17	19
2008	26	19
2009	14	19
2010	27	17.9
2011	20	17.9
2012	24	17.9
2013	13	17.9
2014	21	17.9
2015	15	17.9
2016	5	17.9
2017	21	17.9
2018	12	17.9
2019	21	17.9
2020	24	19.8
2021	24	19.8
2022	10	19.8
2023	21	19.8

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

First to last qualifying date each year at Rorvik_D
Year	First date	Last date
1948	1948-01-04	1948-12-14
1949	1949-04-07	1949-12-19
1950	1950-01-12	1950-12-30
1951	1951-01-07	1951-12-09
1952	1952-05-05	1952-12-02
1953	1953-05-22	1953-11-12
1954	1954-01-14	1954-12-11
1956	1956-04-28	1956-12-16
1957	1957-03-17	1957-11-10
1958	1958-01-09	1958-12-31
1959	1959-01-19	1959-10-29
1960	1960-01-18	1960-12-22
1961	1961-01-29	1961-12-31
1962	1962-01-11	1962-09-12
1963	1963-06-26	1963-11-22
1964	1964-06-03	1964-12-13
1965	1965-06-12	1965-12-30
1966	1966-01-01	1966-12-30
1967	1967-01-21	1967-12-23
1968	1968-01-15	1968-11-27
1969	1969-01-13	1969-11-04
1970	1970-05-30	1970-11-22
1971	1971-03-10	1971-11-07
1972	1972-05-21	1972-12-06
1973	1973-02-12	1973-10-09
1974	1974-01-15	1974-12-16
1975	1975-05-11	1975-11-29
1976	1976-01-19	1976-12-27
1977	1977-01-02	1977-12-27
1978	1978-01-11	1978-11-19
1979	1979-02-18	1979-12-17
1980	1980-01-30	1980-12-18
1981	1981-01-14	1981-12-06
1982	1982-01-28	1982-12-15
1983	1983-01-29	1983-10-10
1984	1984-01-13	1984-10-25
1985	1985-03-10	1985-12-31
1986	1986-01-21	1986-12-14
1987	1987-01-05	1987-12-18
1988	1988-01-06	1988-12-23
1989	1989-02-04	1989-12-21
1990	1990-01-25	1990-11-03
1991	1991-01-06	1991-11-07
1992	1992-01-03	1992-11-19
1993	1993-01-10	1993-12-19
1994	1994-02-27	1994-12-30
1995	1995-01-22	1995-11-16
1996	1996-02-16	1996-12-14
1997	1997-02-13	1997-12-25
1998	1998-01-23	1998-12-13
1999	1999-01-05	1999-12-11
2000	2000-01-30	2000-12-28
2001	2001-04-23	2001-12-24
2002	2002-01-26	2002-10-27
2003	2003-04-10	2003-12-28
2004	2004-01-31	2004-11-26
2005	2005-01-08	2005-12-05
2006	2006-02-06	2006-12-31
2007	2007-01-17	2007-12-02
2008	2008-01-25	2008-11-11
2009	2009-02-05	2009-12-25
2010	2010-01-05	2010-11-22
2011	2011-02-07	2011-12-09
2012	2012-01-01	2012-12-23
2013	2013-02-18	2013-12-08
2014	2014-01-09	2014-12-12
2015	2015-01-10	2015-12-21
2016	2016-05-15	2016-11-05
2017	2017-01-11	2017-12-14
2018	2018-01-01	2018-12-08
2019	2019-01-27	2019-12-17
2020	2020-01-15	2020-12-29
2021	2021-01-11	2021-12-01
2022	2022-02-16	2022-09-27
2023	2023-01-04	2023-10-31

Every Fixed Threshold

Fixed thresholds at Rorvik_D
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	75	32	1988	21
25 mm (0.98 in): Days with 25 mm or more rain	56	4	2010	3
50 mm (1.97 in): Days with 50 mm or more rain	9	1	1957	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 Rorvik_D 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).

Rorvik_D Threshold Days by Year (SWE00138018)

Key Facts for Rorvik_D Thresholds

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

Every Fixed Threshold

Download the Data

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