Julatten Threshold Days by Year

5 fixed thresholds counted per year at Julatten (ASN00031033): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Julatten Thresholds

Julatten: days with 10 mm (0.39 in) or more of precipitation in 74 years, most in 2000 with 61.
Julatten: days with 25 mm (0.98 in) or more of precipitation in 74 years, most in 2000 with 31.
Julatten: days with 50 mm (1.97 in) or more of precipitation in 74 years, most in 1979 with 16.
Julatten: days with 100 mm (3.94 in) or more of precipitation in 60 years, most in 1939 with 8.
5 fixed thresholds have at least one qualifying day at Julatten.

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

74 years with a qualifying day

Days per year at Julatten with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 61 in 2000.

Days with 10 mm (0.39 in) or more of precipitation per year at Julatten
Year	Days	Decade average
1927	34	31.3
1928	27	31.3
1929	33	31.3
1930	41	33.8
1931	30	33.8
1932	29	33.8
1933	47	33.8
1935	23	33.8
1936	36	33.8
1937	31	33.8
1938	21	33.8
1939	46	33.8
1940	42	33
1941	31	33
1945	39	33
1946	25	33
1947	27	33
1948	30	33
1949	37	33
1950	55	37.9
1951	21	37.9
1952	34	37.9
1953	44	37.9
1954	36	37.9
1955	36	37.9
1956	40	37.9
1957	35	37.9
1958	34	37.9
1959	44	37.9
1960	29	34.9
1961	17	34.9
1962	32	34.9
1963	51	34.9
1964	45	34.9
1965	36	34.9
1966	26	34.9
1967	39	34.9
1968	38	34.9
1969	36	34.9
1970	33	41.9
1972	45	41.9
1973	46	41.9
1974	55	41.9
1975	48	41.9
1976	42	41.9
1977	36	41.9
1978	30	41.9
1979	42	41.9
1980	24	32.2
1981	49	32.2
1982	29	32.2
1984	24	32.2
1985	35	32.2
1995	29	38.3
1996	41	38.3
1998	45	38.3
2000	61	37.4
2001	38	37.4
2002	18	37.4
2003	24	37.4
2004	46	37.4
2005	22	37.4
2006	52	37.4
2007	41	37.4
2008	37	37.4
2009	35	37.4
2010	58	37.6
2011	49	37.6
2012	32	37.6
2013	34	37.6
2014	32	37.6
2015	38	37.6
2016	27	37.6
2017	31	37.6

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

First to last qualifying date each year at Julatten
Year	First date	Last date
1927	1927-01-12	1927-12-22
1928	1928-01-21	1928-12-29
1929	1929-01-03	1929-12-30
1930	1930-01-05	1930-12-28
1931	1931-01-23	1931-12-26
1932	1932-01-18	1932-12-29
1933	1933-01-02	1933-12-31
1935	1935-01-20	1935-11-16
1936	1936-01-06	1936-12-15
1937	1937-01-01	1937-12-29
1938	1938-01-21	1938-11-30
1939	1939-01-07	1939-12-24
1940	1940-01-04	1940-11-10
1941	1941-01-03	1941-12-31
1945	1945-01-17	1945-12-23
1946	1946-01-09	1946-12-31
1947	1947-01-01	1947-12-04
1948	1948-01-03	1948-12-26
1949	1949-01-02	1949-12-27
1950	1950-01-07	1950-12-21
1951	1951-01-06	1951-11-20
1952	1952-01-01	1952-12-30
1953	1953-01-11	1953-12-30
1954	1954-01-19	1954-10-22
1955	1955-02-01	1955-12-18
1956	1956-01-12	1956-12-31
1957	1957-01-01	1957-12-23
1958	1958-01-02	1958-06-02
1959	1959-01-07	1959-12-30
1960	1960-01-16	1960-12-30
1961	1961-01-02	1961-12-27
1962	1962-01-02	1962-12-28
1963	1963-01-01	1963-12-04
1964	1964-01-02	1964-12-16
1965	1965-01-06	1965-12-17
1966	1966-01-06	1966-12-27
1967	1967-01-03	1967-12-25
1968	1968-01-06	1968-12-28
1969	1969-01-03	1969-12-29
1970	1970-01-01	1970-12-31
1972	1972-01-04	1972-12-18
1973	1973-01-19	1973-12-27
1974	1974-01-03	1974-12-31
1975	1975-01-01	1975-12-31
1976	1976-01-01	1976-12-21
1977	1977-01-08	1977-12-23
1978	1978-01-06	1978-12-27
1979	1979-01-01	1979-06-21
1980	1980-01-04	1980-12-20
1981	1981-01-01	1981-12-26
1982	1982-01-19	1982-12-25
1984	1984-01-10	1984-12-29
1985	1985-01-15	1985-12-28
1995	1995-02-08	1995-12-25
1996	1996-01-01	1996-12-26
1998	1998-01-05	1998-12-31
2000	2000-01-03	2000-12-30
2001	2001-01-02	2001-12-19
2002	2002-01-13	2002-12-08
2003	2003-01-02	2003-12-30
2004	2004-01-14	2004-12-29
2005	2005-01-10	2005-12-24
2006	2006-01-11	2006-12-11
2007	2007-01-21	2007-12-30
2008	2008-01-05	2008-12-31
2009	2009-01-01	2009-12-31
2010	2010-01-01	2010-12-28
2011	2011-01-01	2011-12-30
2012	2012-01-16	2012-07-10
2013	2013-01-01	2013-12-20
2014	2014-01-08	2014-12-07
2015	2015-01-04	2015-12-30
2016	2016-01-20	2016-12-18
2017	2017-01-03	2017-11-22

Every Fixed Threshold

Fixed thresholds at Julatten
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	74	61	2000	31
25 mm (0.98 in): Days with 25 mm or more rain	74	31	2000	13
50 mm (1.97 in): Days with 50 mm or more rain	74	16	1979	4
100 mm (3.94 in): Days with 100 mm or more rain	60	8	1939	1
200 mm (7.87 in): Days with 200 mm or more rain	18	5	1979	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1927.

Download the Data

Data for Julatten 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Julatten Threshold Days by Year

Key Facts for Julatten Thresholds

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

Every Fixed Threshold

Download the Data

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