Rapelje Threshold Days by Year (USC00246862)

18 fixed thresholds counted per year at Rapelje (USC00246862): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Rapelje Thresholds

Rapelje: days with a maximum temperature at or above 30 C (86 F) in 111 years, most in 1988 with 78.
Rapelje: days with a maximum temperature at or above 90 F (32.2 C) in 111 years, most in 1988 with 63.
Rapelje: days with a maximum temperature at or below 0 C (32 F) in 111 years, most in 1978 with 71.
Rapelje: days with 10 mm (0.39 in) or more of precipitation in 111 years, most in 1975 with 24.
18 fixed thresholds have at least one qualifying day at Rapelje.

Days at or above 30 C (86 F)

111 years with a qualifying day

Days per year at Rapelje with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 78 in 1988.

Days at or above 30 C (86 F) per year at Rapelje
Year	Days	Decade average
1909	29	29
1910	37	29.2
1911	20	29.2
1912	18	29.2
1913	23	29.2
1914	30	29.2
1915	19	29.2
1916	27	29.2
1917	28	29.2
1918	20	29.2
1919	70	29.2
1920	28	36.8
1921	34	36.8
1922	27	36.8
1923	12	36.8
1924	8	36.8
1925	40	36.8
1926	48	36.8
1927	39	36.8
1928	56	36.8
1929	76	36.8
1930	70	62.1
1931	65	62.1
1932	55	62.1
1933	66	62.1
1934	68	62.1
1935	52	62.1
1936	71	62.1
1937	62	62.1
1938	58	62.1
1939	54	62.1
1940	69	41.7
1941	41	41.7
1942	38	41.7
1943	50	41.7
1944	21	41.7
1945	35	41.7
1946	45	41.7
1947	44	41.7
1948	35	41.7
1949	39	41.7
1950	30	40.8
1951	28	40.8
1952	39	40.8
1953	50	40.8
1954	45	40.8
1955	50	40.8
1956	41	40.8
1957	42	40.8
1958	35	40.8
1959	48	40.8
1960	49	44.4
1961	61	44.4
1962	28	44.4
1963	41	44.4
1964	44	44.4
1966	53	44.4
1967	40	44.4
1968	35	44.4
1969	49	44.4
1970	60	48.6
1971	58	48.6
1972	34	48.6
1973	53	48.6
1974	50	48.6
1975	33	48.6
1976	48	48.6
1977	52	48.6
1978	38	48.6
1979	60	48.6
1980	42	50.6
1981	53	50.6
1982	35	50.6
1983	55	50.6
1984	66	50.6
1985	45	50.6
1986	40	50.6
1987	48	50.6
1988	78	50.6
1989	44	50.6
1990	52	42.7
1991	51	42.7
1992	35	42.7
1993	13	42.7
1994	53	42.7
1995	37	42.7
1996	51	42.7
1997	33	42.7
1998	58	42.7
1999	44	42.7
2000	58	50.7
2001	67	50.7
2002	41	50.7
2003	64	50.7
2004	20	50.7
2005	51	50.7
2006	62	50.7
2007	57	50.7
2008	43	50.7
2009	44	50.7
2010	41	49.4
2011	61	49.4
2012	73	49.4
2013	60	49.4
2014	48	49.4
2015	54	49.4
2016	52	49.4
2017	53	49.4
2018	27	49.4
2019	25	49.4
2020	47	47

For each year, a bar from the first to the last day at Rapelje meeting 30 C (86 F).

First to last qualifying date each year at Rapelje
Year	First date	Last date
1909	1909-06-02	1909-08-30
1910	1910-04-26	1910-08-22
1911	1911-05-05	1911-09-01
1912	1912-05-29	1912-09-02
1913	1913-07-06	1913-10-22
1914	1914-06-18	1914-09-19
1915	1915-07-21	1915-10-28
1916	1916-06-17	1916-09-08
1917	1917-05-15	1917-09-04
1918	1918-05-04	1918-08-25
1919	1919-05-21	1919-09-09
1920	1920-07-03	1920-09-16
1921	1921-06-11	1921-08-31
1922	1922-05-24	1922-09-21
1923	1923-06-12	1923-09-08
1924	1924-07-15	1924-09-03
1925	1925-06-21	1925-09-24
1926	1926-04-29	1926-08-30
1927	1927-05-16	1927-10-19
1928	1928-04-27	1928-10-09
1929	1929-05-20	1929-09-20
1930	1930-05-02	1930-09-21
1931	1931-05-13	1931-09-18
1932	1932-05-12	1932-09-17
1933	1933-05-30	1933-09-20
1934	1934-05-05	1934-10-11
1935	1935-06-22	1935-09-22
1936	1936-05-04	1936-09-22
1937	1937-05-18	1937-09-21
1938	1938-07-08	1938-10-02
1939	1939-04-29	1939-09-21
1940	1940-05-31	1940-09-13
1941	1941-05-12	1941-08-23
1942	1942-07-02	1942-09-09
1943	1943-07-04	1943-10-06
1944	1944-05-14	1944-09-13
1945	1945-06-21	1945-09-05
1946	1946-06-09	1946-09-15
1947	1947-05-02	1947-09-04
1948	1948-04-29	1948-09-15
1949	1949-06-09	1949-09-24
1950	1950-06-30	1950-09-06
1951	1951-05-23	1951-09-07
1952	1952-06-05	1952-09-26
1953	1953-06-11	1953-09-16
1954	1954-05-19	1954-09-26
1955	1955-07-13	1955-10-10
1956	1956-05-23	1956-09-19
1957	1957-06-03	1957-09-08
1958	1958-05-20	1958-09-11
1959	1959-06-05	1959-09-14
1960	1960-05-12	1960-09-19
1961	1961-06-07	1961-08-31
1962	1962-06-26	1962-09-06
1963	1963-06-28	1963-10-04
1964	1964-05-20	1964-08-20
1966	1966-05-06	1966-09-23
1967	1967-07-16	1967-09-29
1968	1968-06-02	1968-09-11
1969	1969-05-24	1969-09-13
1970	1970-05-17	1970-09-04
1971	1971-06-20	1971-09-13
1972	1972-05-14	1972-08-30
1973	1973-05-16	1973-08-31
1974	1974-06-12	1974-09-26
1975	1975-06-24	1975-10-02
1976	1976-06-30	1976-09-17
1977	1977-04-26	1977-09-14
1978	1978-05-15	1978-09-25
1979	1979-06-03	1979-10-07
1980	1980-04-20	1980-10-08
1981	1981-05-01	1981-09-19
1982	1982-06-22	1982-09-09
1983	1983-05-25	1983-09-16
1984	1984-05-30	1984-09-20
1985	1985-05-02	1985-08-31
1986	1986-05-30	1986-08-30
1987	1987-04-28	1987-10-03
1988	1988-05-16	1988-09-07
1989	1989-06-19	1989-09-30
1990	1990-06-23	1990-09-25
1991	1991-06-11	1991-09-20
1992	1992-04-29	1992-10-03
1993	1993-05-13	1993-10-05
1994	1994-06-20	1994-09-10
1995	1995-06-13	1995-09-05
1996	1996-06-08	1996-09-13
1997	1997-05-16	1997-10-01
1998	1998-07-03	1998-09-18
1999	1999-05-28	1999-09-23
2000	2000-06-04	2000-09-17
2001	2001-05-12	2001-10-01
2002	2002-06-16	2002-09-16
2003	2003-05-25	2003-09-07
2004	2004-06-03	2004-09-11
2005	2005-06-20	2005-10-01
2006	2006-05-17	2006-09-13
2007	2007-06-20	2007-09-15
2008	2008-05-18	2008-09-16
2009	2009-05-19	2009-09-29
2010	2010-06-24	2010-10-04
2011	2011-06-23	2011-10-01
2012	2012-04-23	2012-09-18
2013	2013-05-12	2013-09-06
2014	2014-07-03	2014-09-26
2015	2015-06-08	2015-10-10
2016	2016-06-07	2016-09-02
2017	2017-06-02	2017-09-13
2018	2018-06-05	2018-09-09
2019	2019-07-12	2019-09-17
2020	2020-06-01	2020-09-25

Every Fixed Threshold

Fixed thresholds at Rapelje
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	111	78	1988	47
35 C (95 F): Days	102	37	1988	4
40 C (104 F): Days	17	5	1930	1
90 F (32.2 C): Days	111	63	1988	23
100 F (37.8 C): Days	67	13	1930	1
0 C (32 F): Ice days (max	111	71	1978	36
0 C (32 F): Frost days (min	110	206	1951	188
-10 C (14 F): Days with min	110	84	1922	50
-20 C (-4 F): Days with min	110	38	1936	5
-30 C (-22 F): Days with min	84	11	1922	4
-40 C (-40 F): Days with min	4	1	1917	1
20 C (68 F): Tropical nights (min	26	7	1936	1
10 mm (0.39 in): Days with 10 mm or more rain	111	24	1975	13
25 mm (0.98 in): Days with 25 mm or more rain	87	7	1944	2
50 mm (1.97 in): Days with 50 mm or more rain	19	2	2019	1
10 cm (3.9 in): Days with 10 cm or more snowfall	99	17	1989	7
25 cm (9.8 in): Days with 25 cm or more snowfall	37	5	2018	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1955	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1909.

Download the Data

Data for Rapelje 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).

Rapelje Threshold Days by Year (USC00246862)

Key Facts for Rapelje Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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