Basel Binningen Threshold Days by Year (SZ000001940)

12 fixed thresholds counted per year at Basel Binningen (SZ000001940): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Basel Binningen Thresholds

Basel Binningen: nights with a minimum temperature at or below 0 C (32 F) in 126 years, most in 1929 with 106.
Basel Binningen: days with 10 mm (0.39 in) or more of precipitation in 126 years, most in 1999 with 44.
Basel Binningen: days with a maximum temperature at or above 30 C (86 F) in 123 years, most in 1947 with 49.
Basel Binningen: days with a maximum temperature at or below 0 C (32 F) in 123 years, most in 1963 with 46.
12 fixed thresholds have at least one qualifying day at Basel Binningen.

Days at or above 30 C (86 F)

123 years with a qualifying day

Days per year at Basel Binningen with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 49 in 1947.

Days at or above 30 C (86 F) per year at Basel Binningen
Year	Days	Decade average
1901	6	8.9
1902	9	8.9
1903	2	8.9
1904	22	8.9
1905	16	8.9
1906	15	8.9
1907	3	8.9
1908	4	8.9
1909	3	8.9
1910	1	8
1911	32	8
1912	2	8
1916	1	8
1917	4	8
1918	5	8
1919	11	8
1920	2	10.2
1921	22	10.2
1922	6	10.2
1923	17	10.2
1924	4	10.2
1925	5	10.2
1926	3	10.2
1927	3	10.2
1928	14	10.2
1929	26	10.2
1930	10	14.7
1931	14	14.7
1932	14	14.7
1933	16	14.7
1934	18	14.7
1935	25	14.7
1936	12	14.7
1937	21	14.7
1938	11	14.7
1939	6	14.7
1940	3	21.4
1941	14	21.4
1942	20	21.4
1943	14	21.4
1944	22	21.4
1945	31	21.4
1946	16	21.4
1947	49	21.4
1948	15	21.4
1949	30	21.4
1950	20	13.4
1951	10	13.4
1952	29	13.4
1953	16	13.4
1954	10	13.4
1955	4	13.4
1956	4	13.4
1957	12	13.4
1958	14	13.4
1959	15	13.4
1960	6	11.5
1961	18	11.5
1962	20	11.5
1963	9	11.5
1964	24	11.5
1965	6	11.5
1966	7	11.5
1967	12	11.5
1968	6	11.5
1969	7	11.5
1970	4	7.7
1971	14	7.7
1972	4	7.7
1973	10	7.7
1974	7	7.7
1975	11	7.7
1976	23	7.7
1977	1	7.7
1978	2	7.7
1979	1	7.7
1980	3	6.5
1981	2	6.5
1982	7	6.5
1983	15	6.5
1984	7	6.5
1985	5	6.5
1986	9	6.5
1987	5	6.5
1988	3	6.5
1989	9	6.5
1990	13	10.5
1991	10	10.5
1992	16	10.5
1993	6	10.5
1994	20	10.5
1995	10	10.5
1996	4	10.5
1997	7	10.5
1998	15	10.5
1999	4	10.5
2000	9	14.2
2001	9	14.2
2002	8	14.2
2003	41	14.2
2004	13	14.2
2005	18	14.2
2006	22	14.2
2007	4	14.2
2008	6	14.2
2009	12	14.2
2010	16	17.3
2011	12	17.3
2012	12	17.3
2013	13	17.3
2014	8	17.3
2015	26	17.3
2016	12	17.3
2017	26	17.3
2018	25	17.3
2019	23	17.3
2020	19	24.1
2021	6	24.1
2022	33	24.1
2023	26	24.1
2024	21	24.1
2025	23	24.1
2026	41	24.1

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

First to last qualifying date each year at Basel Binningen
Year	First date	Last date
1901	1901-05-31	1901-07-21
1902	1902-06-01	1902-08-19
1903	1903-06-29	1903-09-05
1904	1904-05-17	1904-08-17
1905	1905-06-29	1905-08-10
1906	1906-05-31	1906-09-08
1907	1907-05-26	1907-08-05
1908	1908-06-16	1908-07-12
1909	1909-05-25	1909-08-08
1910	1910-07-22	1910-07-22
1911	1911-07-08	1911-09-09
1912	1912-05-12	1912-07-12
1916	1916-08-02	1916-08-02
1917	1917-05-13	1917-07-29
1918	1918-07-16	1918-08-23
1919	1919-06-12	1919-08-28
1920	1920-05-29	1920-07-17
1921	1921-06-26	1921-08-10
1922	1922-05-22	1922-07-22
1923	1923-05-07	1923-08-15
1924	1924-05-31	1924-07-16
1925	1925-06-12	1925-08-10
1926	1926-07-18	1926-07-24
1927	1927-07-05	1927-08-01
1928	1928-07-03	1928-08-12
1929	1929-05-26	1929-09-13
1930	1930-06-22	1930-09-19
1931	1931-05-16	1931-08-05
1932	1932-07-05	1932-08-27
1933	1933-07-20	1933-08-31
1934	1934-04-17	1934-09-08
1935	1935-06-10	1935-08-23
1936	1936-06-18	1936-09-03
1937	1937-05-26	1937-09-08
1938	1938-06-01	1938-08-19
1939	1939-06-06	1939-09-03
1940	1940-06-10	1940-09-06
1941	1941-06-19	1941-08-15
1942	1942-05-18	1942-09-14
1943	1943-07-16	1943-09-13
1944	1944-05-28	1944-08-27
1945	1945-05-10	1945-08-29
1946	1946-06-08	1946-08-12
1947	1947-05-26	1947-09-20
1948	1948-06-08	1948-08-01
1949	1949-06-07	1949-09-23
1950	1950-06-07	1950-08-23
1951	1951-05-24	1951-09-11
1952	1952-06-28	1952-08-30
1953	1953-05-16	1953-09-02
1954	1954-06-19	1954-09-01
1955	1955-06-25	1955-07-19
1956	1956-05-28	1956-08-10
1957	1957-06-29	1957-08-08
1958	1958-05-08	1958-09-15
1959	1959-06-19	1959-09-12
1960	1960-06-19	1960-08-25
1961	1961-06-24	1961-09-18
1962	1962-06-22	1962-09-12
1963	1963-06-21	1963-08-02
1964	1964-06-11	1964-09-15
1965	1965-06-25	1965-08-07
1966	1966-06-10	1966-09-12
1967	1967-05-28	1967-08-16
1968	1968-06-28	1968-07-10
1969	1969-05-13	1969-08-05
1970	1970-07-07	1970-08-06
1971	1971-07-08	1971-08-19
1972	1972-07-09	1972-08-13
1973	1973-06-27	1973-09-04
1974	1974-07-30	1974-08-17
1975	1975-07-07	1975-08-08
1976	1976-06-15	1976-07-18
1977	1977-06-13	1977-06-13
1978	1978-07-29	1978-07-30
1979	1979-07-29	1979-07-29
1980	1980-07-25	1980-08-03
1981	1981-08-05	1981-08-06
1982	1982-07-02	1982-08-12
1983	1983-07-10	1983-08-19
1984	1984-07-08	1984-08-03
1985	1985-07-14	1985-08-14
1986	1986-06-22	1986-08-03
1987	1987-06-29	1987-09-17
1988	1988-07-23	1988-08-14
1989	1989-06-21	1989-08-21
1990	1990-06-26	1990-08-24
1991	1991-07-05	1991-08-22
1992	1992-07-20	1992-08-28
1993	1993-06-09	1993-08-22
1994	1994-06-24	1994-08-22
1995	1995-06-20	1995-08-05
1996	1996-06-06	1996-06-12
1997	1997-06-10	1997-08-25
1998	1998-06-05	1998-08-17
1999	1999-05-29	1999-08-25
2000	2000-06-02	2000-08-20
2001	2001-06-26	2001-08-27
2002	2002-06-14	2002-08-19
2003	2003-06-04	2003-08-27
2004	2004-06-08	2004-08-18
2005	2005-05-27	2005-07-28
2006	2006-06-14	2006-07-30
2007	2007-07-14	2007-08-15
2008	2008-06-22	2008-07-31
2009	2009-05-24	2009-09-01
2010	2010-06-10	2010-07-21
2011	2011-05-30	2011-09-10
2012	2012-05-11	2012-08-21
2013	2013-06-17	2013-08-05
2014	2014-06-07	2014-07-19
2015	2015-06-05	2015-08-31
2016	2016-06-23	2016-09-13
2017	2017-05-27	2017-08-30
2018	2018-06-30	2018-09-12
2019	2019-06-04	2019-08-31
2020	2020-07-09	2020-09-16
2021	2021-06-16	2021-08-14
2022	2022-05-19	2022-08-25
2023	2023-06-18	2023-09-12
2024	2024-06-28	2024-09-01
2025	2025-05-31	2025-08-26
2026	2026-05-24	2026-09-08

Every Fixed Threshold

Fixed thresholds at Basel Binningen
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	123	49	1947	41
35 C (95 F): Days	39	21	1947	15
90 F (32.2 C): Days	101	37	1947	28
100 F (37.8 C): Days	9	4	1947	5
0 C (32 F): Ice days (max	123	46	1963	3
0 C (32 F): Frost days (min	126	106	1929	27
-10 C (14 F): Days with min	85	32	1963	2
-20 C (-4 F): Days with min	10	3	1929	2
20 C (68 F): Tropical nights (min	29	9	2015	9
10 mm (0.39 in): Days with 10 mm or more rain	126	44	1999	23
25 mm (0.98 in): Days with 25 mm or more rain	121	9	1938	3
50 mm (1.97 in): Days with 50 mm or more rain	16	2	1935	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1901.

Download the Data

Data for Basel Binningen 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Basel Binningen Threshold Days by Year (SZ000001940)

Key Facts for Basel Binningen Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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