Geneva Threshold Days by Year (USC00253175)

20 fixed thresholds counted per year at Geneva (USC00253175): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Geneva Thresholds

Geneva: days with a maximum temperature at or above 30 C (86 F) in 123 years, most in 1894 with 109.
Geneva: days with a maximum temperature at or above 90 F (32.2 C) in 123 years, most in 1936 with 84.
Geneva: days with a maximum temperature at or below 0 C (32 F) in 123 years, most in 1948 with 65.
Geneva: nights with a minimum temperature at or below 0 C (32 F) in 123 years, most in 1907 with 162.
20 fixed thresholds have at least one qualifying day at Geneva.

Days at or above 30 C (86 F)

123 years with a qualifying day

Days per year at Geneva with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 109 in 1894.

Days at or above 30 C (86 F) per year at Geneva
Year	Days	Decade average
1894	109	87.4
1895	76	87.4
1896	76	87.4
1897	94	87.4
1898	82	87.4
1900	97	69.9
1901	91	69.9
1902	57	69.9
1903	61	69.9
1904	59	69.9
1905	64	69.9
1906	65	69.9
1907	83	69.9
1908	50	69.9
1909	72	69.9
1910	70	80.1
1911	85	80.1
1912	71	80.1
1913	91	80.1
1914	88	80.1
1915	35	80.1
1916	85	80.1
1917	90	80.1
1918	106	80.1
1920	67	70.6
1921	92	70.6
1922	87	70.6
1923	52	70.6
1924	47	70.6
1925	81	70.6
1926	80	70.6
1927	61	70.6
1928	67	70.6
1929	72	70.6
1930	69	86.9
1931	100	86.9
1932	68	86.9
1933	86	86.9
1934	99	86.9
1935	67	86.9
1936	98	86.9
1937	92	86.9
1938	86	86.9
1939	104	86.9
1940	85	65.2
1941	75	65.2
1942	71	65.2
1943	84	65.2
1944	63	65.2
1945	44	65.2
1946	52	65.2
1947	66	65.2
1948	64	65.2
1949	48	65.2
1950	37	69.8
1951	36	69.8
1952	79	69.8
1953	89	69.8
1954	91	69.8
1955	91	69.8
1956	104	69.8
1957	54	69.8
1958	45	69.8
1959	72	69.8
1960	53	56.3
1961	63	56.3
1962	56	56.3
1963	71	56.3
1964	69	56.3
1965	44	56.3
1966	61	56.3
1967	43	56.3
1968	55	56.3
1969	48	56.3
1970	80	67.6
1971	62	67.6
1972	63	67.6
1973	68	67.6
1974	60	67.6
1975	71	67.6
1976	74	67.6
1979	63	67.6
1981	61	58.1
1982	42	58.1
1983	80	58.1
1984	69	58.1
1985	59	58.1
1986	43	58.1
1987	56	58.1
1988	74	58.1
1989	39	58.1
1990	59	50.4
1991	69	50.4
1992	21	50.4
1993	32	50.4
1994	54	50.4
1995	63	50.4
1996	40	50.4
1997	51	50.4
1998	69	50.4
1999	46	50.4
2000	76	62.9
2001	73	62.9
2002	81	62.9
2003	53	62.9
2004	50	62.9
2005	76	62.9
2006	68	62.9
2007	63	62.9
2008	44	62.9
2009	45	62.9
2010	73	65.8
2011	65	65.8
2012	93	65.8
2013	64	65.8
2014	56	65.8
2015	51	65.8
2016	62	65.8
2017	65	65.8
2018	74	65.8
2019	55	65.8
2020	66	71
2021	76	71

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

First to last qualifying date each year at Geneva
Year	First date	Last date
1894	1894-04-26	1894-10-23
1895	1895-03-28	1895-09-21
1896	1896-04-10	1896-10-01
1897	1897-05-07	1897-10-15
1898	1898-04-16	1898-09-29
1900	1900-05-11	1900-10-05
1901	1901-04-26	1901-09-27
1902	1902-04-20	1902-09-06
1903	1903-04-01	1903-10-19
1904	1904-05-24	1904-10-17
1905	1905-04-08	1905-10-05
1906	1906-04-23	1906-10-12
1907	1907-03-21	1907-10-17
1908	1908-04-14	1908-09-23
1909	1909-04-17	1909-10-06
1910	1910-03-21	1910-10-16
1911	1911-04-12	1911-09-27
1912	1912-05-02	1912-10-05
1913	1913-05-27	1913-09-10
1914	1914-04-21	1914-09-29
1915	1915-04-28	1915-09-19
1916	1916-03-12	1916-10-07
1917	1917-04-17	1917-10-06
1918	1918-05-03	1918-10-15
1920	1920-06-07	1920-10-10
1921	1921-04-02	1921-10-24
1922	1922-05-05	1922-10-27
1923	1923-06-16	1923-09-08
1924	1924-04-15	1924-10-17
1925	1925-04-21	1925-09-29
1926	1926-04-29	1926-09-21
1927	1927-04-26	1927-10-26
1928	1928-03-22	1928-10-10
1929	1929-04-04	1929-09-24
1930	1930-04-09	1930-10-10
1931	1931-05-15	1931-10-10
1932	1932-05-13	1932-10-02
1933	1933-05-16	1933-09-25
1934	1934-04-10	1934-10-09
1935	1935-06-14	1935-09-24
1936	1936-04-13	1936-09-22
1937	1937-04-22	1937-10-29
1938	1938-06-05	1938-10-16
1939	1939-04-23	1939-10-06
1940	1940-04-01	1940-10-25
1941	1941-05-14	1941-09-20
1942	1942-04-04	1942-10-02
1943	1943-05-04	1943-10-11
1944	1944-05-15	1944-09-17
1945	1945-06-27	1945-09-22
1946	1946-03-31	1946-09-26
1947	1947-05-03	1947-10-21
1948	1948-04-18	1948-09-19
1949	1949-05-03	1949-10-07
1950	1950-04-22	1950-09-19
1951	1951-04-28	1951-10-02
1952	1952-05-04	1952-09-30
1953	1953-04-22	1953-10-02
1954	1954-04-06	1954-10-03
1955	1955-04-18	1955-09-21
1956	1956-04-01	1956-10-12
1957	1957-06-03	1957-09-30
1958	1958-05-11	1958-10-15
1959	1959-04-30	1959-09-15
1960	1960-04-22	1960-09-20
1961	1961-05-28	1961-09-10
1962	1962-04-21	1962-10-11
1963	1963-05-08	1963-10-10
1964	1964-04-16	1964-09-09
1965	1965-04-22	1965-08-29
1966	1966-05-04	1966-09-24
1967	1967-04-05	1967-08-29
1968	1968-05-01	1968-09-03
1969	1969-05-27	1969-10-03
1970	1970-04-27	1970-09-20
1971	1971-06-05	1971-09-29
1972	1972-03-11	1972-09-19
1973	1973-05-18	1973-09-02
1974	1974-05-27	1974-09-27
1975	1975-05-18	1975-10-13
1976	1976-05-19	1976-10-11
1979	1979-05-28	1979-09-30
1981	1981-04-25	1981-09-29
1982	1982-06-06	1982-10-05
1983	1983-05-24	1983-09-27
1984	1984-06-05	1984-09-23
1985	1985-04-17	1985-09-18
1986	1986-03-28	1986-09-28
1987	1987-04-19	1987-10-01
1988	1988-05-12	1988-09-22
1989	1989-04-21	1989-10-13
1990	1990-04-22	1990-10-05
1991	1991-04-05	1991-10-08
1992	1992-04-14	1992-10-03
1993	1993-05-27	1993-10-06
1994	1994-04-17	1994-09-30
1995	1995-06-06	1995-10-12
1996	1996-04-11	1996-09-10
1997	1997-05-15	1997-10-06
1998	1998-05-12	1998-09-27
1999	1999-06-04	1999-09-25
2000	2000-04-05	2000-10-01
2001	2001-04-26	2001-09-13
2002	2002-04-14	2002-10-01
2003	2003-03-31	2003-10-22
2004	2004-04-16	2004-09-19
2005	2005-05-10	2005-10-05
2006	2006-04-13	2006-10-06
2007	2007-04-22	2007-10-05
2008	2008-05-25	2008-09-28
2009	2009-04-23	2009-08-25
2010	2010-05-22	2010-10-09
2011	2011-04-09	2011-10-05
2012	2012-03-31	2012-09-19
2013	2013-05-14	2013-09-28
2014	2014-05-06	2014-09-20
2015	2015-03-16	2015-10-11
2016	2016-06-08	2016-09-23
2017	2017-05-08	2017-09-24
2018	2018-05-05	2018-10-03
2019	2019-05-15	2019-10-01
2020	2020-05-01	2020-10-09
2021	2021-04-04	2021-10-09

Every Fixed Threshold

Fixed thresholds at Geneva
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	123	109	1894	76
35 C (95 F): Days	121	66	1936	10
40 C (104 F): Days	41	24	1913	2
45 C (113 F): Days	3	6	1934	1
90 F (32.2 C): Days	123	84	1936	40
100 F (37.8 C): Days	81	42	1934	2
110 F (43.3 C): Days	9	11	1934	3
0 C (32 F): Ice days (max	123	65	1948	27
0 C (32 F): Frost days (min	123	162	1907	118
-10 C (14 F): Days with min	123	63	1937	23
-20 C (-4 F): Days with min	119	28	1936	8
-30 C (-22 F): Days with min	10	5	1905	1
20 C (68 F): Tropical nights (min	123	53	1936	25
25 C (77 F): Days with min	39	11	1936	2
10 mm (0.39 in): Days with 10 mm or more rain	116	41	1915	15
25 mm (0.98 in): Days with 25 mm or more rain	116	14	2019	8
50 mm (1.97 in): Days with 50 mm or more rain	82	6	1949	1
100 mm (3.94 in): Days with 100 mm or more rain	18	2	1900	1
10 cm (3.9 in): Days with 10 cm or more snowfall	69	10	1948	2
25 cm (9.8 in): Days with 25 cm or more snowfall	11	2	1971	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1894.

Download the Data

Data for Geneva 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 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Geneva Threshold Days by Year (USC00253175)

Key Facts for Geneva Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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