Mission 14 S Threshold Days by Year (USC00395638)

21 fixed thresholds counted per year at Mission 14 S (USC00395638): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mission 14 S Thresholds

Mission 14 S: days with 10 mm (0.39 in) or more of precipitation in 71 years, most in 1953 with 27.
Mission 14 S: days with a maximum temperature at or above 30 C (86 F) in 70 years, most in 2012 with 85.
Mission 14 S: days with a maximum temperature at or above 35 C (95 F) in 70 years, most in 2012 with 41.
Mission 14 S: days with a maximum temperature at or above 90 F (32.2 C) in 70 years, most in 2012 with 67.
21 fixed thresholds have at least one qualifying day at Mission 14 S.

Days at or above 30 C (86 F)

70 years with a qualifying day

Days per year at Mission 14 S with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 85 in 2012.

Days at or above 30 C (86 F) per year at Mission 14 S
Year	Days	Decade average
1952	65	62.4
1953	60	62.4
1954	54	62.4
1956	73	62.4
1957	49	62.4
1958	56	62.4
1959	80	62.4
1961	68	54.6
1962	37	54.6
1963	68	54.6
1964	62	54.6
1965	46	54.6
1966	51	54.6
1967	54	54.6
1968	49	54.6
1969	56	54.6
1970	75	54.1
1971	57	54.1
1972	43	54.1
1973	51	54.1
1974	54	54.1
1975	58	54.1
1976	58	54.1
1977	38	54.1
1978	57	54.1
1979	50	54.1
1980	70	62.6
1981	56	62.6
1985	59	62.6
1986	40	62.6
1987	66	62.6
1988	79	62.6
1989	68	62.6
1990	61	48.1
1991	54	48.1
1992	23	48.1
1993	22	48.1
1994	45	48.1
1995	58	48.1
1996	56	48.1
1997	56	48.1
1998	55	48.1
1999	51	48.1
2000	70	59.8
2001	66	59.8
2002	70	59.8
2003	75	59.8
2004	44	59.8
2005	66	59.8
2006	69	59.8
2007	69	59.8
2008	44	59.8
2009	25	59.8
2010	58	52.1
2011	52	52.1
2012	85	52.1
2013	51	52.1
2014	34	52.1
2015	45	52.1
2016	49	52.1
2017	60	52.1
2018	50	52.1
2019	37	52.1
2020	63	66.1
2021	74	66.1
2022	71	66.1
2023	47	66.1
2024	68	66.1
2025	66	66.1
2026	74	66.1

For each year, a bar from the first to the last day at Mission 14 S meeting 30 C (86 F).

First to last qualifying date each year at Mission 14 S
Year	First date	Last date
1952	1952-04-27	1952-09-29
1953	1953-05-29	1953-10-14
1954	1954-05-21	1954-10-08
1956	1956-05-21	1956-10-16
1957	1957-05-07	1957-10-01
1958	1958-04-16	1958-10-19
1959	1959-04-30	1959-09-14
1961	1961-04-19	1961-10-06
1962	1962-04-24	1962-10-14
1963	1963-05-07	1963-10-05
1964	1964-04-16	1964-10-15
1965	1965-04-30	1965-10-06
1966	1966-05-04	1966-09-11
1967	1967-05-09	1967-10-04
1968	1968-06-02	1968-10-30
1969	1969-05-14	1969-09-29
1970	1970-05-17	1970-10-05
1971	1971-04-15	1971-09-13
1972	1972-05-16	1972-09-19
1973	1973-05-20	1973-09-10
1974	1974-06-03	1974-09-27
1975	1975-06-03	1975-10-06
1976	1976-06-08	1976-09-18
1977	1977-06-03	1977-09-08
1978	1978-05-24	1978-09-26
1979	1979-05-28	1979-10-01
1980	1980-04-20	1980-10-09
1981	1981-04-26	1981-09-28
1985	1985-04-16	1985-09-19
1986	1986-05-05	1986-09-10
1987	1987-04-18	1987-10-04
1988	1988-04-08	1988-09-25
1989	1989-04-22	1989-10-01
1990	1990-04-23	1990-10-06
1991	1991-04-07	1991-10-17
1992	1992-05-01	1992-10-22
1993	1993-06-22	1993-10-07
1994	1994-04-18	1994-09-15
1995	1995-06-07	1995-10-13
1996	1996-04-11	1996-10-01
1997	1997-05-18	1997-10-05
1998	1998-05-18	1998-09-19
1999	1999-06-05	1999-09-26
2000	2000-05-05	2000-09-30
2001	2001-04-29	2001-09-12
2002	2002-05-30	2002-09-17
2003	2003-04-14	2003-10-20
2004	2004-05-06	2004-09-20
2005	2005-06-07	2005-10-03
2006	2006-04-06	2006-10-08
2007	2007-05-12	2007-10-07
2008	2008-06-25	2008-09-26
2009	2009-04-24	2009-09-09
2010	2010-05-23	2010-10-09
2011	2011-05-09	2011-10-05
2012	2012-04-02	2012-10-03
2013	2013-05-14	2013-10-01
2014	2014-05-29	2014-09-28
2015	2015-06-03	2015-10-12
2016	2016-06-09	2016-10-15
2017	2017-05-07	2017-09-22
2018	2018-05-26	2018-09-24
2019	2019-04-21	2019-10-18
2020	2020-06-02	2020-10-10
2021	2021-06-04	2021-10-09
2022	2022-04-23	2022-10-02
2023	2023-04-12	2023-10-03
2024	2024-04-14	2024-10-11
2025	2025-05-11	2025-10-04
2026	2026-03-26	2026-10-11

Every Fixed Threshold

Fixed thresholds at Mission 14 S
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	70	85	2012	74
35 C (95 F): Days	70	41	2012	19
40 C (104 F): Days	30	9	2012	2
45 C (113 F): Days	1	1	2007	1
90 F (32.2 C): Days	70	67	2012	47
100 F (37.8 C): Days	59	18	2012	5
110 F (43.3 C): Days	5	1	1989	1
0 C (32 F): Ice days (max	70	82	2019	19
0 C (32 F): Frost days (min	70	195	2013	106
-10 C (14 F): Days with min	70	90	1978	24
-20 C (-4 F): Days with min	70	36	1979	12
-30 C (-22 F): Days with min	22	7	1989	1
20 C (68 F): Tropical nights (min	59	16	1988	4
25 C (77 F): Days with min	2	1	1976	1
10 mm (0.39 in): Days with 10 mm or more rain	71	27	1953	16
25 mm (0.98 in): Days with 25 mm or more rain	69	11	1977	5
50 mm (1.97 in): Days with 50 mm or more rain	34	3	1977	2
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1959	1
10 cm (3.9 in): Days with 10 cm or more snowfall	65	8	1953	2
25 cm (9.8 in): Days with 25 cm or more snowfall	14	3	1977	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1995	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1952.

Download the Data

Data for Mission 14 S 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).

Mission 14 S Threshold Days by Year (USC00395638)

Key Facts for Mission 14 S Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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