Alturas, CA: May

31 May 2026: May 2026 averaged 54.9°F in Alturas, CA, the warmest May since 2018, tied 13th warmest of 89 (with 1987).

May 2026

Mean temperature: 54.9°F; Warmest since 2018; 13th warmest of 89
Precipitation: 1.75 in; Wettest since 2023; 23rd wettest of 91

A normal May in Alturas, CA (1991 to 2020): a mean temperature of 52.5°F, between 47.1°F and 55.9°F in eight years of ten and 1.36 in of precipitation, between 0.24 in and 2.57 in in eight years of ten.

The mean temperature of every May in Alturas, CA since 1935: 54.9°F in 2026; the highest is 57.5°F, in 1992.

Normal range, 47.1 to 55.9°F

Every year, ranked, as a table

Every May in Alturas, CA from 1935 to 2026, ranked: the mean temperature, the mean high and the mean low from the warmest, the precipitation from the wettest; a year missing more than a tenth of its days is not ranked.

Year	Mean, °F	Rank	High, °F	Rank	Low, °F	Rank	Precipitation, in	Rank	Days missing
2026	54.9	13	73	11	36.9	22	1.75	23	0
2025	54.2	18	71.6	21	36.8	23	0.85	54	0
2024	51.1	57	68.6	42	33.6	64	0.32	76	1
2023	54.2	18	70	31	38.4	8	2.11	16	0
2022	48.2	81	64.8	77	31.6	85	0.72	60	0
2021	53.4	27	71.6	21	35.2	44	0.20	85	0
2020	53.1	30	69.7	36	36.5	30	1.26	39	0
2019	52.2	41	67	59	37.4	16	1.42	35	0
2018	55.9	9	71.2	25	40.6	1	2.05	17	1
2017	54.5	16	71.8	19	36.8	23	0.19	86	3
2016	52.9	32	68.1	50	37.8	10	1.17	43	2
2015	53.4	27	68.3	48	38.5	5	2.60	7	0
2014	53.8	24	72	17	35.5	39	0.61	67	0
2013	52.5	35	68.4	46	36.7	26	1.58	32	0
2012	51.8	45	69.8	33	33.8	59	0.89	50	0
2011	46.6	85	60	86	33.3	72	1.63	26	0
2010	45.8	88	60	86	31.5	86	1.25	40	0
2009	55.3	12	72.9	12	37.6	14	0.29	77	0
2008	52	42	67.5	56	36.5	30	2.86	6	0
2007	53.4	27	72.9	12	34	57	0.25	83	0
2006	53.9	22	71.1	26	36.6	28	0.29	77	0
2005	51.7	48	64.2	79	39.1	4	2.54	10	0
2004	51.4	53	67.9	52	34.8	50	1.61	28	0
2003	51.7	48	66.7	62	36.6	28	2.25	14	1
2002	51.2	56	68.6	42	33.7	61	0.18	87	0
2001	56.3	7	77.4	3	35.2	44	0.01	91	0
2000	51.8	45	66.8	61	36.7	26	1.61	28	0
1999	49.7	69	66.4	67	33.1	75	0.52	70	0
1998	47.2	84	59	89	35.5	39	4.30	2	0
1997	56.1	8	76.7	5	35.4	41	0.88	51	3
1996			68.4	46			2.57	9	4
1995	51.4	53	64.7	78	38	9	1.30	37	3
1994	54.3	17	70.1	30	38.5	5	1.72	24	0
1993	52.6	34	69.3	38	36	37	1.89	21	1
1992	57.5	1	78.9	2	36.2	35	0.29	77	2
1991	46.6	85	59.4	88	33.4	71	2.45	12	2
1990	48.8	75	63.9	80	33.7	61	1.61	28	0
1989	49.5	71	66.1	69	32.8	78	1.22	41	0
1988	49.3	72	65.6	72	32.8	78	1.07	45	1
1987	54.9	13	72	17	37.8	10	0.79	58	0
1986	50.5	61	67.5	56	33.5	66	1.47	33	0
1985	50.1	63	69.5	37	30.8	88	0.96	48	0
1984	50.7	59	67.3	58	34.1	55	0.68	63	0
1983	49.8	67	66.2	68	33.5	66	1.95	19	0
1982	50.1	63	67.7	55	32.5	80	0.82	56	0
1981							1.90	20	5
1980	49.8	67	65	75	34.7	52	0.85	54	0
1979	51	58	67.9	52	34	57	0.53	68	0
1978	47.3	83	62.5	83	32	82	0.47	72	0
1977	43.3	89	55.2	91	31.5	86	2.59	8	0
1976	52.3	39	72.7	15	31.8	83	0.21	84	0
1975	48.5	79	66.6	63	30.3	89	0.15	88	0
1974	48.6	77	67	59	30.2	90	0.03	90	0
1973	53.9	22	72.6	16	35.1	47	0.68	63	0
1972	51.7	48	69.9	32	33.6	64	0.64	65	0
1971	48.2	81	61.8	85	34.7	52	2.99	5	1
1970	52.5	35	70.2	29	35.1	47	0.64	65	1
1969	56.5	6	75.7	8	37.2	21	0.29	77	0
1968	51.8	45	69.8	33	33.7	61	1.46	34	0
1967	52.4	38	71.7	20	33.1	75	1.05	46	0
1966	57.3	2	79.3	1	35.3	43	0.79	58	0
1965	50	66	66.5	65	33.5	66	1.63	26	0
1964	48.7	76	65.6	72	31.8	83	2.39	13	0
1963	55.5	11	71.4	24	39.6	2	1.42	35	0
1962	50.1	63	65.3	74	35	49	2.51	11	0
1961	50.6	60	68.9	39	32.2	81	0.86	53	1
1960	49.1	73	64.9	76	33.2	74	1.16	44	0
1959	49.6	70	65.9	71	33.3	72	1.76	22	0
1958	57.1	4	76.6	6	37.6	14	1.05	46	0
1957	51.9	43	66.5	65	37.3	18	1.96	18	0
1956	53.5	26	69.8	33	37.3	18	1.27	38	0
1955	51.3	55	68.7	41	33.8	59	0.45	73	0
1954	55.7	10	75.4	9	36	37	0.35	75	1
1953	46.1	87	58.8	90	33.5	66	3.25	4	3
1952	54.1	20	70.3	28	37.8	10	0.48	71	2
1951	51.5	52	66.6	63	36.4	33			0
1950	51.6	51	68.6	42	34.1	55	0.92	49	1
1949	53.6	25	68	51	39.3	3	4.48	1	0
1948	48.9	74	62.5	83	35.2	44	2.12	15	0
1947	57.1	4	76.9	4	37.4	16	1.20	42	0
1946	52.9	32	70.4	27	35.4	41	0.72	60	0
1945	51.9	43	66	70	37.7	13	3.82	3	0
1944	50.5	61	67.9	52	33.1	75	0.06	89	0
1943	48.6	77	63.7	81	33.5	66	0.70	62	0
1942	48.5	79	62.6	82	34.5	54	1.71	25	0
1941	53.1	30	68.8	40	37.3	18	1.59	31	1
1940	57.2	3	75.8	7	38.5	5	0.27	81	0
1939	54	21	71.5	23	36.5	30	0.38	74	0
1938	52.5	35	68.2	49	36.8	23	0.53	68	0
1937	54.8	15	74.8	10	34.8	50	0.27	81	0
1936			72.8	14	36.3	34	0.87	52	5
1935	52.3	39	68.5	45	36.2	35	0.81	57	1

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1992	57.5
1966	57.3
1940	57.2
1958	57.1
1947	57.1
1969	56.5
2001	56.3
1997	56.1
2018	55.9
1954	55.7

Coldest
Year	Mean, °F
1977	43.3
2010	45.8
1953	46.1
2011	46.6
1991	46.6
1998	47.2
1978	47.3
2022	48.2
1971	48.2
1975	48.5
More years share the last value

Wettest
Year	Precipitation, in
1949	4.48
1998	4.30
1945	3.82
1953	3.25
1971	2.99
2008	2.86
2015	2.60
1977	2.59
1996	2.57
2005	2.54

Driest
Year	Precipitation, in
2001	0.01
1974	0.03
1944	0.06
1975	0.15
2002	0.18
2017	0.19
2021	0.20
1976	0.21
2007	0.25
1940	0.27
More years share the last value

The hottest, coldest and wettest days

Hottest day: 88°F; 12 May 2026
Coldest night: 27°F; 19 May 2026
Wettest day: 0.67 in; 28 May 2026

Every month, season and year

Months

Seasons

Years

Alturas, CA the day's answers

All-time records

Every answer in words

May 2026 brought 1.75 in of precipitation in Alturas, CA, the wettest May since 2023, 23rd wettest of 91.
The hottest day of May 2026 in Alturas, CA: 88°F on Tuesday 12 May 2026.
The coldest night of May 2026 in Alturas, CA: a low of 27°F on Tuesday 19 May 2026.
The wettest day of May 2026 in Alturas, CA: 0.67 in on Thursday 28 May 2026.