Chambers Threshold Days by Year (USC00251590)

19 fixed thresholds counted per year at Chambers (USC00251590): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Chambers Thresholds

Chambers: days with 10 mm (0.39 in) or more of precipitation in 85 years, most in 1993 with 33.
Chambers: days with 25 mm (0.98 in) or more of precipitation in 85 years, most in 2007 with 14.
Chambers: days with a maximum temperature at or above 30 C (86 F) in 79 years, most in 1934 with 91.
Chambers: days with a maximum temperature at or above 90 F (32.2 C) in 79 years, most in 1934 with 70.
19 fixed thresholds have at least one qualifying day at Chambers.

Days at or above 30 C (86 F)

79 years with a qualifying day

Days per year at Chambers with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 91 in 1934.

Days at or above 30 C (86 F) per year at Chambers
Year	Days	Decade average
1913	66	59.5
1914	49	59.5
1918	63	59.5
1919	60	59.5
1920	46	54
1921	58	54
1922	69	54
1923	44	54
1924	37	54
1925	66	54
1926	68	54
1927	59	54
1928	48	54
1929	45	54
1930	36	68.9
1931	78	68.9
1932	59	68.9
1933	61	68.9
1934	91	68.9
1935	51	68.9
1937	70	68.9
1938	84	68.9
1939	90	68.9
1940	78	58.1
1941	70	58.1
1942	55	58.1
1943	61	58.1
1944	54	58.1
1945	45	58.1
1946	52	58.1
1947	61	58.1
1948	59	58.1
1949	46	58.1
1950	20	54.1
1951	23	54.1
1952	58	54.1
1953	57	54.1
1954	64	54.1
1955	85	54.1
1956	79	54.1
1957	49	54.1
1958	44	54.1
1959	62	54.1
1960	50	55
1961	61	55
1963	72	55
1964	52	55
1965	42	55
1966	55	55
1969	53	55
1977	44	55
1978	67	55
1979	54	55
1980	78	53
1981	52	53
1982	46	53
1983	74	53
1984	52	53
1985	43	53
1986	26	53
1991	56	27.7
1992	10	27.7
1993	11	27.7
1994	16	27.7
1995	40	27.7
1996	15	27.7
1997	31	27.7
1998	36	27.7
1999	34	27.7
2000	47	54.4
2001	54	54.4
2002	67	54.4
2006	54	54.4
2007	50	54.4
2011	55	55.8
2012	86	55.8
2013	58	55.8
2014	35	55.8
2015	45	55.8

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

First to last qualifying date each year at Chambers
Year	First date	Last date
1913	1913-04-16	1913-10-04
1914	1914-04-20	1914-08-31
1918	1918-05-03	1918-10-15
1919	1919-06-18	1919-09-24
1920	1920-06-07	1920-10-10
1921	1921-05-22	1921-10-21
1922	1922-05-05	1922-10-27
1923	1923-06-02	1923-09-05
1924	1924-04-14	1924-10-01
1925	1925-04-20	1925-09-29
1926	1926-04-29	1926-10-17
1927	1927-04-26	1927-10-26
1928	1928-03-23	1928-10-10
1929	1929-04-04	1929-09-22
1930	1930-06-24	1930-09-23
1931	1931-05-15	1931-09-13
1932	1932-05-12	1932-10-02
1933	1933-05-18	1933-09-20
1934	1934-04-08	1934-10-08
1935	1935-06-12	1935-09-29
1937	1937-05-28	1937-10-29
1938	1938-06-05	1938-10-16
1939	1939-04-22	1939-10-06
1940	1940-04-14	1940-10-25
1941	1941-05-14	1941-09-20
1942	1942-05-26	1942-10-07
1943	1943-05-28	1943-09-18
1944	1944-05-14	1944-09-20
1945	1945-06-13	1945-10-16
1946	1946-03-31	1946-09-26
1947	1947-06-26	1947-10-21
1948	1948-04-18	1948-09-19
1949	1949-04-25	1949-09-20
1950	1950-04-22	1950-10-13
1951	1951-06-16	1951-10-01
1952	1952-05-04	1952-09-30
1953	1953-05-09	1953-10-02
1954	1954-04-14	1954-09-27
1955	1955-04-19	1955-10-19
1956	1956-05-10	1956-10-12
1957	1957-06-04	1957-09-25
1958	1958-05-11	1958-10-19
1959	1959-05-01	1959-09-08
1960	1960-04-21	1960-10-11
1961	1961-05-31	1961-10-16
1963	1963-04-01	1963-10-06
1964	1964-04-16	1964-09-09
1965	1965-04-29	1965-08-25
1966	1966-05-04	1966-10-08
1969	1969-05-26	1969-09-15
1977	1977-04-10	1977-10-27
1978	1978-05-24	1978-10-21
1979	1979-05-07	1979-10-01
1980	1980-04-21	1980-10-10
1981	1981-04-26	1981-09-20
1982	1982-06-24	1982-09-29
1983	1983-05-28	1983-10-28
1984	1984-06-01	1984-09-21
1985	1985-04-13	1985-09-19
1986	1986-06-13	1986-08-26
1991	1991-04-06	1991-10-17
1992	1992-05-01	1992-10-03
1993	1993-06-17	1993-09-13
1994	1994-04-19	1994-09-14
1995	1995-06-07	1995-09-05
1996	1996-05-18	1996-08-07
1997	1997-05-17	1997-10-03
1998	1998-06-18	1998-09-29
1999	1999-06-05	1999-10-27
2000	2000-06-08	2000-10-01
2001	2001-05-14	2001-10-29
2002	2002-04-16	2002-09-09
2006	2006-04-14	2006-10-04
2007	2007-04-30	2007-10-07
2011	2011-05-09	2011-10-05
2012	2012-03-27	2012-09-12
2013	2013-04-29	2013-10-01
2014	2014-05-28	2014-09-27
2015	2015-06-07	2015-10-12

Every Fixed Threshold

Fixed thresholds at Chambers
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	79	91	1934	45
35 C (95 F): Days	75	51	1934	7
40 C (104 F): Days	23	14	1934	5
45 C (113 F): Days	1	1	1940	1
90 F (32.2 C): Days	79	70	1934	26
100 F (37.8 C): Days	57	24	1934	1
110 F (43.3 C): Days	3	1	1930	1
0 C (32 F): Ice days (max	79	80	1978	41
0 C (32 F): Frost days (min	78	179	1926	134
-10 C (14 F): Days with min	78	89	1978	50
-20 C (-4 F): Days with min	78	39	1978	10
-30 C (-22 F): Days with min	29	6	1918	1
20 C (68 F): Tropical nights (min	76	35	1955	11
25 C (77 F): Days with min	9	2	1934	2
10 mm (0.39 in): Days with 10 mm or more rain	85	33	1993	20
25 mm (0.98 in): Days with 25 mm or more rain	85	14	2007	5
50 mm (1.97 in): Days with 50 mm or more rain	50	3	1929	1
10 cm (3.9 in): Days with 10 cm or more snowfall	68	7	1969	1
25 cm (9.8 in): Days with 25 cm or more snowfall	14	3	1984	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1913.

Download the Data

Data for Chambers 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).

Chambers Threshold Days by Year (USC00251590)

Key Facts for Chambers Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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