Angwin Pacific Union College Threshold Days by Year (USC00040212)

17 fixed thresholds counted per year at Angwin Pacific Union College (USC00040212): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Angwin Pacific Union College Thresholds

Angwin Pacific Union College: days with 10 mm (0.39 in) or more of precipitation in 74 years, most in 1983 with 61.
Angwin Pacific Union College: days with 25 mm (0.98 in) or more of precipitation in 74 years, most in 1983 with 37.
Angwin Pacific Union College: nights with a minimum temperature at or below 0 C (32 F) in 71 years, most in 1955 with 91.
Angwin Pacific Union College: days with a maximum temperature at or above 30 C (86 F) in 68 years, most in 1984 with 96.
17 fixed thresholds have at least one qualifying day at Angwin Pacific Union College.

Days at or above 30 C (86 F)

68 years with a qualifying day

Days per year at Angwin Pacific Union College with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 96 in 1984.

Days at or above 30 C (86 F) per year at Angwin Pacific Union College
Year	Days	Decade average
1953	61	62.6
1954	54	62.6
1955	60	62.6
1956	55	62.6
1957	60	62.6
1958	76	62.6
1959	72	62.6
1960	67	61
1961	73	61
1962	60	61
1963	53	61
1964	65	61
1965	43	61
1966	61	61
1967	75	61
1968	46	61
1969	67	61
1970	75	66.6
1971	66	66.6
1972	59	66.6
1973	67	66.6
1974	66	66.6
1976	66	66.6
1977	70	66.6
1978	68	66.6
1979	62	66.6
1980	46	59.2
1981	73	59.2
1982	50	59.2
1983	50	59.2
1984	96	59.2
1989	40	59.2
1990	42	49
1991	49	49
1992	59	49
1993	40	49
1994	50	49
1995	43	49
1996	71	49
1997	48	49
1999	39	49
2000	58	53.6
2001	62	53.6
2002	52	53.6
2003	63	53.6
2004	53	53.6
2005	54	53.6
2006	38	53.6
2007	45	53.6
2008	62	53.6
2009	49	53.6
2010	33	47.8
2011	34	47.8
2012	47	47.8
2013	36	47.8
2014	50	47.8
2015	59	47.8
2016	51	47.8
2017	60	47.8
2018	60	47.8
2019	48	47.8
2020	63	50
2021	55	50
2022	56	50
2023	36	50
2024	67	50
2025	36	50
2026	37	50

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

First to last qualifying date each year at Angwin Pacific Union College
Year	First date	Last date
1953	1953-06-17	1953-10-08
1954	1954-04-17	1954-10-15
1955	1955-05-19	1955-10-13
1956	1956-05-16	1956-10-06
1957	1957-06-03	1957-09-23
1958	1958-05-15	1958-10-10
1959	1959-05-10	1959-10-24
1960	1960-05-30	1960-09-26
1961	1961-06-13	1961-10-17
1962	1962-06-01	1962-09-24
1963	1963-06-15	1963-10-01
1964	1964-06-13	1964-10-20
1965	1965-05-30	1965-10-25
1966	1966-05-03	1966-11-01
1967	1967-05-17	1967-11-02
1968	1968-05-28	1968-09-28
1969	1969-05-30	1969-09-26
1970	1970-05-04	1970-10-03
1971	1971-06-15	1971-10-14
1972	1972-05-13	1972-09-22
1973	1973-05-12	1973-09-29
1974	1974-05-26	1974-10-20
1976	1976-05-11	1976-10-16
1977	1977-05-30	1977-09-09
1978	1978-05-28	1978-10-14
1979	1979-05-18	1979-10-01
1980	1980-05-20	1980-10-10
1981	1981-04-29	1981-09-12
1982	1982-05-23	1982-09-13
1983	1983-05-20	1983-09-20
1984	1984-05-07	1984-09-28
1989	1989-04-06	1989-09-22
1990	1990-05-03	1990-10-03
1991	1991-06-01	1991-10-19
1992	1992-05-03	1992-10-11
1993	1993-06-14	1993-10-01
1994	1994-06-09	1994-09-26
1995	1995-06-22	1995-10-14
1996	1996-04-29	1996-10-09
1997	1997-05-16	1997-09-29
1999	1999-05-22	1999-10-12
2000	2000-05-19	2000-10-02
2001	2001-05-07	2001-10-14
2002	2002-05-29	2002-10-08
2003	2003-05-21	2003-10-28
2004	2004-05-02	2004-10-13
2005	2005-05-25	2005-09-30
2006	2006-04-27	2006-09-25
2007	2007-05-07	2007-09-06
2008	2008-05-14	2008-09-28
2009	2009-04-20	2009-09-27
2010	2010-06-12	2010-10-15
2011	2011-06-14	2011-09-28
2012	2012-05-08	2012-10-17
2013	2013-05-03	2013-09-10
2014	2014-05-13	2014-10-13
2015	2015-06-07	2015-10-14
2016	2016-05-18	2016-09-28
2017	2017-05-01	2017-10-26
2018	2018-05-28	2018-09-27
2019	2019-04-23	2019-09-26
2020	2020-05-07	2020-10-18
2021	2021-05-30	2021-10-02
2022	2022-05-18	2022-10-19
2023	2023-05-13	2023-10-19
2024	2024-05-30	2024-10-08
2025	2025-05-30	2025-09-23
2026	2026-03-17	2026-09-30

Every Fixed Threshold

Fixed thresholds at Angwin Pacific Union College
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	68	96	1984	37
35 C (95 F): Days	68	30	1984	1
40 C (104 F): Days	14	5	1961	2
90 F (32.2 C): Days	68	63	1984	13
100 F (37.8 C): Days	44	11	1961	4
110 F (43.3 C): Days	1	1	1972	1
0 C (32 F): Ice days (max	4	2	1972	1
0 C (32 F): Frost days (min	71	91	1955	21
-10 C (14 F): Days with min	1	1	1972	1
20 C (68 F): Tropical nights (min	60	13	1961	8
25 C (77 F): Days with min	4	2	1960	1
10 mm (0.39 in): Days with 10 mm or more rain	74	61	1983	16
25 mm (0.98 in): Days with 25 mm or more rain	74	37	1983	5
50 mm (1.97 in): Days with 50 mm or more rain	65	11	1983	1
100 mm (3.94 in): Days with 100 mm or more rain	33	4	1995	1
10 cm (3.9 in): Days with 10 cm or more snowfall	6	1	1949	1
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1972	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1953.

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Data for Angwin Pacific Union College 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).

Angwin Pacific Union College Threshold Days by Year (USC00040212)

Key Facts for Angwin Pacific Union College Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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