Berne Wwtp Threshold Days by Year (USC00120676)

18 fixed thresholds counted per year at Berne Wwtp (USC00120676): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Berne Wwtp Thresholds

Berne Wwtp: days with 10 mm (0.39 in) or more of precipitation in 115 years, most in 1990 with 48.
Berne Wwtp: days with 25 mm (0.98 in) or more of precipitation in 115 years, most in 1972 with 16.
Berne Wwtp: days with a maximum temperature at or above 30 C (86 F) in 114 years, most in 1921 with 77.
Berne Wwtp: days with a maximum temperature at or above 90 F (32.2 C) in 114 years, most in 1921 with 54.
18 fixed thresholds have at least one qualifying day at Berne Wwtp.

Days at or above 30 C (86 F)

114 years with a qualifying day

Days per year at Berne Wwtp with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 77 in 1921.

Days at or above 30 C (86 F) per year at Berne Wwtp
Year	Days	Decade average
1910	58	53.1
1911	58	53.1
1912	39	53.1
1913	63	53.1
1914	61	53.1
1915	20	53.1
1916	67	53.1
1917	39	53.1
1918	56	53.1
1919	70	53.1
1920	44	51.4
1921	77	51.4
1922	69	51.4
1923	55	51.4
1924	34	51.4
1925	70	51.4
1926	51	51.4
1927	35	51.4
1928	46	51.4
1929	33	51.4
1930	50	54.8
1931	67	54.8
1932	44	54.8
1933	56	54.8
1934	75	54.8
1935	38	54.8
1936	71	54.8
1937	38	54.8
1938	52	54.8
1939	57	54.8
1940	55	48.5
1941	67	48.5
1942	45	48.5
1943	46	48.5
1944	67	48.5
1945	38	48.5
1946	43	48.5
1947	38	48.5
1948	43	48.5
1949	43	48.5
1950	27	48.9
1951	35	48.9
1952	58	48.9
1953	67	48.9
1954	55	48.9
1955	68	48.9
1956	46	48.9
1957	39	48.9
1958	25	48.9
1959	69	48.9
1960	46	49
1961	50	49
1962	50	49
1963	46	49
1964	65	49
1965	44	49
1966	56	49
1967	36	49
1968	48	49
1969	49	49
1970	48	43.4
1971	43	43.4
1972	39	43.4
1973	46	43.4
1974	37	43.4
1975	53	43.4
1976	39	43.4
1977	59	43.4
1978	39	43.4
1979	31	43.4
1980	54	42.2
1981	26	42.2
1982	31	42.2
1983	69	42.2
1984	40	42.2
1985	37	42.2
1986	31	42.2
1987	47	42.2
1988	61	42.2
1989	26	42.2
1990	24	38.6
1991	63	38.6
1992	13	38.6
1993	34	38.6
1994	36	38.6
1995	46	38.6
1996	29	38.6
1997	27	38.6
1998	49	38.6
1999	65	38.6
2000	18	37.6
2001	42	37.6
2002	68	37.6
2005	49	37.6
2006	29	37.6
2007	49	37.6
2008	29	37.6
2009	17	37.6
2010	47	38.8
2011	52	38.8
2012	60	38.8
2013	25	38.8
2014	16	38.8
2015	29	38.8
2016	50	38.8
2017	27	38.8
2019	43	38.8
2020	46	38.4
2021	45	38.4
2022	39	38.4
2023	26	38.4
2024	36	38.4
2025	48	38.4
2026	29	38.4

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

First to last qualifying date each year at Berne Wwtp
Year	First date	Last date
1910	1910-06-13	1910-09-05
1911	1911-05-10	1911-09-02
1912	1912-05-23	1912-09-14
1913	1913-05-02	1913-10-10
1914	1914-05-20	1914-10-05
1915	1915-04-24	1915-09-16
1916	1916-05-10	1916-10-08
1917	1917-05-17	1917-09-15
1918	1918-05-17	1918-08-25
1919	1919-05-29	1919-10-03
1920	1920-05-27	1920-09-26
1921	1921-05-19	1921-09-29
1922	1922-05-09	1922-10-06
1923	1923-05-29	1923-09-27
1924	1924-06-13	1924-09-21
1925	1925-04-22	1925-09-20
1926	1926-05-01	1926-10-03
1927	1927-05-21	1927-09-26
1928	1928-07-01	1928-10-11
1929	1929-05-29	1929-09-28
1930	1930-04-11	1930-09-23
1931	1931-05-28	1931-09-23
1932	1932-06-04	1932-09-01
1933	1933-06-04	1933-09-24
1934	1934-05-09	1934-09-26
1935	1935-06-13	1935-09-24
1936	1936-05-09	1936-09-22
1937	1937-05-30	1937-09-23
1938	1938-05-03	1938-10-16
1939	1939-05-23	1939-10-08
1940	1940-06-03	1940-09-21
1941	1941-05-20	1941-09-24
1942	1942-04-30	1942-09-18
1943	1943-06-02	1943-09-03
1944	1944-05-17	1944-09-27
1945	1945-06-14	1945-09-23
1946	1946-06-07	1946-10-05
1947	1947-06-10	1947-09-20
1948	1948-06-03	1948-09-19
1949	1949-05-04	1949-10-09
1950	1950-05-25	1950-08-28
1951	1951-05-01	1951-10-05
1952	1952-05-04	1952-09-29
1953	1953-05-25	1953-10-20
1954	1954-05-31	1954-09-27
1955	1955-05-03	1955-09-22
1956	1956-05-06	1956-09-22
1957	1957-06-15	1957-09-02
1958	1958-06-30	1958-09-05
1959	1959-05-02	1959-10-03
1960	1960-04-24	1960-09-24
1961	1961-06-01	1961-09-24
1962	1962-04-30	1962-10-15
1963	1963-05-09	1963-10-23
1964	1964-05-18	1964-09-21
1965	1965-05-08	1965-09-20
1966	1966-05-27	1966-09-03
1967	1967-05-27	1967-10-04
1968	1968-06-06	1968-09-23
1969	1969-05-06	1969-09-06
1970	1970-04-29	1970-09-21
1971	1971-06-04	1971-10-03
1972	1972-05-21	1972-09-17
1973	1973-06-03	1973-09-27
1974	1974-05-21	1974-08-27
1975	1975-05-18	1975-09-03
1976	1976-06-07	1976-09-14
1977	1977-04-18	1977-09-05
1978	1978-05-27	1978-09-20
1979	1979-05-08	1979-09-12
1980	1980-05-28	1980-09-22
1981	1981-06-08	1981-09-13
1982	1982-05-12	1982-10-06
1983	1983-06-10	1983-09-19
1984	1984-05-19	1984-09-22
1985	1985-04-21	1985-09-08
1986	1986-04-26	1986-09-29
1987	1987-05-14	1987-09-10
1988	1988-05-15	1988-08-25
1989	1989-05-30	1989-09-09
1990	1990-04-25	1990-09-06
1991	1991-05-11	1991-09-16
1992	1992-05-22	1992-08-26
1993	1993-05-09	1993-08-30
1994	1994-05-22	1994-09-16
1995	1995-06-06	1995-09-06
1996	1996-05-18	1996-08-22
1997	1997-06-19	1997-10-05
1998	1998-05-14	1998-09-29
1999	1999-05-17	1999-09-28
2000	2000-05-08	2000-08-31
2001	2001-05-04	2001-09-08
2002	2002-04-18	2002-09-19
2005	2005-06-06	2005-10-04
2006	2006-05-29	2006-08-27
2007	2007-05-09	2007-10-10
2008	2008-06-05	2008-09-13
2009	2009-05-27	2009-08-17
2010	2010-05-26	2010-10-11
2011	2011-05-12	2011-09-04
2012	2012-03-22	2012-09-07
2013	2013-05-21	2013-09-12
2014	2014-05-09	2014-09-06
2015	2015-05-08	2015-09-09
2016	2016-05-26	2016-09-24
2017	2017-05-19	2017-09-27
2019	2019-05-19	2019-10-03
2020	2020-05-25	2020-09-09
2021	2021-05-21	2021-09-28
2022	2022-05-12	2022-09-22
2023	2023-05-31	2023-10-04
2024	2024-05-20	2024-09-22
2025	2025-06-04	2025-10-05
2026	2026-05-19	2026-08-17

Every Fixed Threshold

Fixed thresholds at Berne Wwtp
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	114	77	1921	29
35 C (95 F): Days	79	23	1934	2
40 C (104 F): Days	5	6	1934	1
90 F (32.2 C): Days	114	54	1921	10
100 F (37.8 C): Days	26	12	1934	3
0 C (32 F): Ice days (max	114	69	2010	31
0 C (32 F): Frost days (min	114	146	1917	73
-10 C (14 F): Days with min	114	56	2014	24
-20 C (-4 F): Days with min	79	17	1936	3
-30 C (-22 F): Days with min	3	1	1915	1
20 C (68 F): Tropical nights (min	114	48	2002	22
25 C (77 F): Days with min	23	3	1918	1
10 mm (0.39 in): Days with 10 mm or more rain	115	48	1990	26
25 mm (0.98 in): Days with 25 mm or more rain	115	16	1972	9
50 mm (1.97 in): Days with 50 mm or more rain	71	4	1913	1
100 mm (3.94 in): Days with 100 mm or more rain	3	2	2017	2
10 cm (3.9 in): Days with 10 cm or more snowfall	82	6	1996	1
25 cm (9.8 in): Days with 25 cm or more snowfall	2	2	1982	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1910.

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Data for Berne Wwtp 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).

Berne Wwtp Threshold Days by Year (USC00120676)

Key Facts for Berne Wwtp Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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