Yuma Threshold Days by Year (USC00059295)

18 fixed thresholds counted per year at Yuma (USC00059295): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Yuma Thresholds

Yuma: days with 10 mm (0.39 in) or more of precipitation in 103 years, most in 1915 with 25.
Yuma: days with 25 mm (0.98 in) or more of precipitation in 98 years, most in 1923 with 11.
Yuma: nights with a minimum temperature at or below 0 C (32 F) in 67 years, most in 1946 with 187.
Yuma: nights with a minimum temperature at or below -10 C (14 F) in 67 years, most in 1949 with 68.
18 fixed thresholds have at least one qualifying day at Yuma.

Days at or above 30 C (86 F)

61 years with a qualifying day

Days per year at Yuma with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 128 in 1963.

Days at or above 30 C (86 F) per year at Yuma
Year	Days	Decade average
1940	83	67.1
1941	67	67.1
1942	57	67.1
1943	67	67.1
1944	67	67.1
1945	64	67.1
1946	65	67.1
1949	67	67.1
1950	62	83.4
1951	52	83.4
1952	93	83.4
1953	89	83.4
1954	103	83.4
1955	90	83.4
1956	102	83.4
1957	75	83.4
1958	75	83.4
1959	93	83.4
1960	64	89.4
1961	86	89.4
1962	104	89.4
1963	128	89.4
1964	108	89.4
1965	97	89.4
1966	77	89.4
1968	73	89.4
1969	68	89.4
1970	86	77.8
1971	76	77.8
1977	81	77.8
1978	80	77.8
1979	66	77.8
1980	88	74
1981	74	74
1982	60	74
1988	80	74
1989	68	74
1990	80	73.7
1991	57	73.7
1992	47	73.7
1994	85	73.7
1995	71	73.7
1996	76	73.7
1997	81	73.7
1998	86	73.7
1999	80	73.7
2000	93	84
2001	90	84
2002	86	84
2004	65	84
2005	95	84
2007	94	84
2009	65	84
2010	83	86.1
2011	86	86.1
2012	92	86.1
2013	81	86.1
2014	83	86.1
2018	89	86.1
2019	89	86.1
2023	72	72

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

First to last qualifying date each year at Yuma
Year	First date	Last date
1940	1940-04-02	1940-10-25
1941	1941-05-12	1941-09-20
1942	1942-05-25	1942-10-10
1943	1943-05-01	1943-09-18
1944	1944-05-12	1944-10-25
1945	1945-05-19	1945-09-21
1946	1946-06-04	1946-09-26
1949	1949-04-25	1949-09-25
1950	1950-04-22	1950-10-13
1951	1951-05-28	1951-09-20
1952	1952-05-04	1952-09-28
1953	1953-04-27	1953-10-09
1954	1954-04-18	1954-10-08
1955	1955-04-26	1955-09-17
1956	1956-05-08	1956-10-12
1957	1957-06-04	1957-10-03
1958	1958-05-20	1958-10-12
1959	1959-04-06	1959-09-15
1960	1960-06-04	1960-09-15
1961	1961-05-10	1961-10-16
1962	1962-04-19	1962-10-15
1963	1963-03-28	1963-10-19
1964	1964-05-14	1964-10-16
1965	1965-04-20	1965-10-15
1966	1966-05-04	1966-09-11
1968	1968-05-01	1968-10-29
1969	1969-05-25	1969-09-28
1970	1970-05-07	1970-10-04
1971	1971-05-16	1971-09-13
1977	1977-04-10	1977-09-29
1978	1978-05-14	1978-09-18
1979	1979-06-04	1979-10-07
1980	1980-04-21	1980-10-01
1981	1981-04-26	1981-09-29
1982	1982-05-03	1982-09-27
1988	1988-05-13	1988-09-25
1989	1989-04-21	1989-10-12
1990	1990-05-07	1990-10-05
1991	1991-05-09	1991-10-16
1992	1992-04-30	1992-10-21
1994	1994-04-23	1994-09-29
1995	1995-06-06	1995-10-11
1996	1996-04-10	1996-10-14
1997	1997-05-04	1997-10-02
1998	1998-04-11	1998-09-29
1999	1999-05-09	1999-10-14
2000	2000-04-18	2000-10-01
2001	2001-04-18	2001-10-02
2002	2002-04-14	2002-09-24
2004	2004-05-05	2004-09-19
2005	2005-05-07	2005-10-04
2007	2007-04-30	2007-10-07
2009	2009-04-24	2009-10-01
2010	2010-03-30	2010-10-01
2011	2011-04-03	2011-10-16
2012	2012-04-02	2012-10-04
2013	2013-04-30	2013-10-02
2014	2014-04-23	2014-09-28
2018	2018-04-30	2018-10-04
2019	2019-04-21	2019-10-18
2023	2023-04-12	2023-10-03

Every Fixed Threshold

Fixed thresholds at Yuma
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	61	128	1963	72
35 C (95 F): Days	61	55	2012	26
40 C (104 F): Days	24	9	2012	2
90 F (32.2 C): Days	61	83	2000	48
100 F (37.8 C): Days	56	26	2012	16
110 F (43.3 C): Days	2	1	1994	1
0 C (32 F): Ice days (max	61	49	2007	26
0 C (32 F): Frost days (min	67	187	1946	158
-10 C (14 F): Days with min	67	68	1949	33
-20 C (-4 F): Days with min	63	18	1949	4
-30 C (-22 F): Days with min	11	2	1942	1
20 C (68 F): Tropical nights (min	39	12	2012	7
10 mm (0.39 in): Days with 10 mm or more rain	103	25	1915	14
25 mm (0.98 in): Days with 25 mm or more rain	98	11	1923	1
50 mm (1.97 in): Days with 50 mm or more rain	32	3	1923	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1908	1
10 cm (3.9 in): Days with 10 cm or more snowfall	57	7	1960	3
25 cm (9.8 in): Days with 25 cm or more snowfall	10	2	1971	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1940.

Download the Data

Data for Yuma 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).

Yuma Threshold Days by Year (USC00059295)

Key Facts for Yuma Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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