Victorville Threshold Days by Year (USC00049325)

18 fixed thresholds counted per year at Victorville (USC00049325): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Victorville Thresholds

Victorville: days with a maximum temperature at or above 30 C (86 F) in 80 years, most in 2001 with 170.
Victorville: days with a maximum temperature at or above 35 C (95 F) in 80 years, most in 2003 with 117.
Victorville: days with a maximum temperature at or above 90 F (32.2 C) in 80 years, most in 2001 with 143.
Victorville: days with a maximum temperature at or above 100 F (37.8 C) in 80 years, most in 2003 with 77.
18 fixed thresholds have at least one qualifying day at Victorville.

Days at or above 30 C (86 F)

80 years with a qualifying day

Days per year at Victorville with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 170 in 2001.

Days at or above 30 C (86 F) per year at Victorville
Year	Days	Decade average
1917	130	138.5
1918	147	138.5
1939	135	135
1940	153	128.6
1941	116	128.6
1942	125	128.6
1943	150	128.6
1944	111	128.6
1945	118	128.6
1946	136	128.6
1947	124	128.6
1948	121	128.6
1949	132	128.6
1950	136	129
1951	131	129
1952	137	129
1953	115	129
1954	146	129
1955	120	129
1956	122	129
1957	115	129
1958	143	129
1959	125	129
1960	144	130.2
1961	130	130.2
1962	135	130.2
1963	115	130.2
1964	140	130.2
1965	127	130.2
1966	136	130.2
1967	129	130.2
1968	113	130.2
1969	133	130.2
1970	123	125
1971	116	125
1972	121	125
1973	139	125
1974	133	125
1975	130	125
1976	107	125
1977	120	125
1978	128	125
1979	133	125
1980	125	128
1981	131	128
1982	99	128
1983	110	128
1984	136	128
1985	129	128
1986	114	128
1987	142	128
1988	147	128
1989	147	128
1990	133	139.9
1991	134	139.9
1992	149	139.9
1994	141	139.9
1995	136	139.9
1996	155	139.9
1997	157	139.9
1998	108	139.9
1999	146	139.9
2001	170	145.7
2002	156	145.7
2003	158	145.7
2004	150	145.7
2005	111	145.7
2006	144	145.7
2009	131	145.7
2010	116	133.7
2011	123	133.7
2012	161	133.7
2013	148	133.7
2014	151	133.7
2015	129	133.7
2016	118	133.7
2017	133	133.7
2018	137	133.7
2019	121	133.7
2020	154	154

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

First to last qualifying date each year at Victorville
Year	First date	Last date
1917	1917-04-24	1917-12-30
1918	1918-03-30	1918-11-01
1939	1939-04-09	1939-10-23
1940	1940-03-25	1940-10-23
1941	1941-05-06	1941-10-12
1942	1942-05-07	1942-10-07
1943	1943-04-03	1943-10-17
1944	1944-05-01	1944-10-06
1945	1945-04-17	1945-10-03
1946	1946-04-16	1946-09-29
1947	1947-04-14	1947-10-05
1948	1948-04-16	1948-10-11
1949	1949-04-21	1949-10-29
1950	1950-04-17	1950-10-30
1951	1951-04-10	1951-10-20
1952	1952-05-02	1952-10-26
1953	1953-04-24	1953-10-11
1954	1954-04-16	1954-10-23
1955	1955-05-12	1955-11-11
1956	1956-05-03	1956-10-11
1957	1957-05-05	1957-09-30
1958	1958-04-21	1958-10-19
1959	1959-04-02	1959-10-27
1960	1960-04-05	1960-10-26
1961	1961-04-03	1961-10-19
1962	1962-04-08	1962-11-04
1963	1963-05-04	1963-10-11
1964	1964-04-15	1964-10-23
1965	1965-04-20	1965-10-30
1966	1966-04-01	1966-11-01
1967	1967-05-09	1967-11-02
1968	1968-05-02	1968-10-29
1969	1969-03-31	1969-10-09
1970	1970-04-11	1970-10-14
1971	1971-05-13	1971-10-15
1972	1972-03-07	1972-10-01
1973	1973-04-26	1973-10-20
1974	1974-05-08	1974-10-22
1975	1975-05-10	1975-10-22
1976	1976-04-25	1976-10-11
1977	1977-02-21	1977-10-19
1978	1978-05-13	1978-10-16
1979	1979-05-13	1979-10-13
1980	1980-04-17	1980-11-07
1981	1981-04-16	1981-09-29
1982	1982-05-17	1982-09-25
1983	1983-05-20	1983-09-26
1984	1984-04-14	1984-10-14
1985	1985-04-03	1985-10-06
1986	1986-04-22	1986-10-28
1987	1987-04-15	1987-10-20
1988	1988-03-27	1988-10-27
1989	1989-04-06	1989-10-19
1990	1990-03-22	1990-10-30
1991	1991-04-06	1991-10-22
1992	1992-04-25	1992-10-21
1994	1994-04-16	1994-10-28
1995	1995-04-26	1995-11-17
1996	1996-03-21	1996-10-16
1997	1997-03-19	1997-10-19
1998	1998-04-21	1998-10-14
1999	1999-04-18	1999-11-15
2001	2001-03-21	2001-10-27
2002	2002-03-22	2002-10-16
2003	2003-05-13	2003-10-29
2004	2004-03-19	2004-10-16
2005	2005-04-17	2005-10-15
2006	2006-04-14	2006-11-08
2009	2009-04-20	2009-10-24
2010	2010-05-15	2010-10-17
2011	2011-04-02	2011-10-23
2012	2012-04-19	2012-11-06
2013	2013-03-15	2013-10-28
2014	2014-02-16	2014-10-25
2015	2015-03-28	2015-10-15
2016	2016-04-20	2016-10-10
2017	2017-03-14	2017-10-30
2018	2018-04-11	2018-10-29
2019	2019-04-09	2019-10-23
2020	2020-04-25	2020-10-23

Every Fixed Threshold

Fixed thresholds at Victorville
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	80	170	2001	154
35 C (95 F): Days	80	117	2003	97
40 C (104 F): Days	79	34	1996	20
45 C (113 F): Days	6	2	2002	1
90 F (32.2 C): Days	80	143	2001	134
100 F (37.8 C): Days	80	77	2003	48
110 F (43.3 C): Days	25	10	2002	2
0 C (32 F): Ice days (max	3	1	1957	1
0 C (32 F): Frost days (min	79	127	1917	37
-10 C (14 F): Days with min	33	17	1949	1
20 C (68 F): Tropical nights (min	78	40	2018	22
25 C (77 F): Days with min	6	2	2006	1
10 mm (0.39 in): Days with 10 mm or more rain	80	13	1941	3
25 mm (0.98 in): Days with 25 mm or more rain	42	4	1943	1
50 mm (1.97 in): Days with 50 mm or more rain	8	3	2010	1
10 cm (3.9 in): Days with 10 cm or more snowfall	4	2	1949	1
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1949	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1949	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1917.

Download the Data

Data for Victorville 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).

Victorville Threshold Days by Year (USC00049325)

Key Facts for Victorville Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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