Lander, WY: May

31 May 2026: May 2026 averaged 55.2°F in Lander, WY, the warmest May since 2023, tied 30th warmest of 135 (with 2009).

May 2026

Mean temperature: 55.2°F; Warmest since 2023; 30th warmest of 135
Precipitation: 1.89 in; Driest since 2025; 61st driest of 135

A normal May in Lander, WY (1991 to 2020): a mean temperature of 53.9°F, between 48.6°F and 56.4°F in eight years of ten and 1.96 in of precipitation, between 0.46 in and 5.55 in in eight years of ten.

The mean temperature of every May in Lander, WY since 1892: 55.2°F in 2026; the highest is 61.3°F, in 1934.

Normal range, 48.6 to 56.4°F

Every year, ranked, as a table

Every May in Lander, WY from 1892 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
2026	55.2	30	69.1	28	41.4	31	1.89	74
2025	54.6	36	68.2	38	41	38	1.88	76
2024	51.2	89	64	84	38.5	92	1.38	97
2023	56.9	11	69.5	24	44.2	5	0.86	114
2022	50.3	99	62.3	105	38.3	94	4.13	26
2021	52	76	64.6	77	39.4	74	2.43	55
2020	55.6	21	70.3	17	40.9	40	0.06	134
2019	47.1	128	57.9	133	36.3	117	5.49	10
2018	55.3	27	67.8	44	42.8	10	4.07	27
2017	52.4	68	65.1	74	39.7	68	2.20	61
2016	51.3	88	62.9	95	39.7	68	5.03	16
2015	50.1	101	60.2	123	40	60	6.10	3
2014	54.6	36	67.7	47	41.5	27	1.51	92
2013	54.9	32	67.4	50	42.4	16	1.98	68
2012	54.7	34	68.8	31	40.6	47	1.84	78
2011	47.8	125	59.2	125	36.5	115	6.79	1
2010	46.8	130	58.3	131	35.3	126	4.70	18
2009	55.2	30	68.3	37	42.2	18	0.64	121
2008	50.7	95	62.5	100	38.9	81	6.13	2
2007	54.7	34	69.1	28	40.2	53	1.93	71
2006	56.5	13	72.2	6	40.8	41	0.06	134
2005	52.2	72	65.4	72	39	79	4.34	24
2004	53.2	60	66.5	58	39.9	64	0.67	120
2003	54.4	42	68	42	40.8	41	1.28	99
2002	52.2	72	65.8	70	38.6	89	1.68	89
2001	56.4	14	71.1	11	41.7	23	0.50	126
2000	55.8	18	69.9	19	41.8	20	1.71	86
1999	50.7	95	63.2	89	38.1	97	0.97	110
1998	53.7	54	66.9	52	40.5	48	0.81	117
1997	54	46	67.8	44	40.3	51	2.22	59
1996	51.7	83	64.3	82	39	79	2.51	54
1995	48.7	118	59.2	125	38.2	95	5.47	11
1994	60.4	2	75.4	2	45.5	2	0.07	133
1993	55.8	18	68.5	34	43	9	1.79	82
1992	57.3	8	70.6	15	44	7	3.27	39
1991	52.2	72	62.8	96	41.5	27	4.50	19
1990	52.4	68	66.1	63	38.8	84	0.42	128
1989	53.8	51	67.6	48	40	60	5.30	12
1988	55.5	23	69.6	22	41.5	27	1.95	70
1987	57.5	7	69.6	22	45.4	3	2.37	56
1986	52.5	66	66.1	63	38.9	81	1.79	82
1985	59.1	3	72.8	4	45.4	3	0.83	115
1984	55.9	17	70.7	12	41	38	0.27	132
1983	48.5	120	60.4	122	36.7	111	3.02	46
1982	51.9	78	65.2	73	38.6	89	1.65	90
1981	52.4	68	63.2	89	41.6	24	3.20	40
1980	52.2	72	63.6	88	40.8	41	3.32	38
1979	51.4	85	64	84	38.7	86	3.00	47
1978	49	111	60.5	120	37.4	105	5.16	15
1977	53.1	63	67.2	51	39.1	76	1.11	106
1976	54.6	36	67.9	43	41.2	36	2.09	65
1975	48	123	60.5	120	35.6	123	4.44	21
1974	51.4	85	65.5	71	37.3	106	0.31	130
1973	52.5	66	66.1	63	38.9	81	0.91	113
1972	51.9	78	64	84	39.7	68	2.06	66
1971	50.9	93	62.5	100	39.2	75	4.95	17
1970	54.3	44	68.6	32	40	60	0.49	127
1969	57	10	71.7	8	42.3	17	1.02	107
1968	49.5	108	62.1	107	36.9	110	2.16	63
1967	49.9	103	61.2	116	38.7	86	3.97	28
1966	56.7	12	71.9	7	41.4	31	0.80	118
1965	49.6	107	61	118	38.2	95	3.15	41
1964	53.5	57	66.8	54	40.2	53	3.42	36
1963	55.5	23	69.5	24	41.4	31	0.59	124
1962	54	46	66.6	55	41.4	31	3.54	33
1961	53.7	54	66.6	55	40.7	46	2.21	60
1960	54.5	39	69.2	27	39.8	66	0.78	119
1959	49	111	61.5	112	36.5	115	2.85	48
1958	57.7	5	71.3	9	44.2	5	5.22	14
1957	51.4	85	61.3	114	41.5	27	6.03	5
1956	55.3	27	68.1	39	42.5	13	3.64	32
1955	54.5	39	68.9	30	40.1	57	1.18	105
1954	53.2	60	66.6	55	39.8	66	0.64	121
1953	47.3	127	59	128	35.6	123	2.82	49
1952	53.2	60	66	68	40.5	48	4.43	22
1951	52	76	64.5	80	39.6	72	4.37	23
1950	45.8	135	58.4	130	33.3	134	3.41	37
1949	53.7	54	66.1	63	41.3	35	2.80	50
1948	54.4	42	68.6	32	40.3	51	0.60	123
1947	54	46	67.8	44	40.1	57	3.75	30
1946	48.9	116	61.8	109	35.9	120	3.11	45
1945	53	64	66.3	62	39.7	68	1.82	80
1944	53.8	51	66.9	52	40.8	41	1.89	74
1943	49.9	103	62.4	103	37.3	106	1.82	80
1942	49.7	106	61.6	110	37.8	101	4.24	25
1941	55.8	18	69.8	20	41.8	20	0.98	109
1940	56.3	16	70.7	12	42	19	1.23	101
1939	56.4	14	71.2	10	41.6	24	2.80	50
1938	50.9	93	63.1	91	38.8	84	1.79	82
1937	55.3	27	69.5	24	41.1	37	2.23	58
1936	58.3	4	74.1	3	42.5	13	0.83	115
1935	46.3	132	55.9	135	36.7	111	5.92	7
1934	61.3	1	76.6	1	45.9	1	0.92	112
1933	49.8	105	61.9	108	37.6	103	3.78	29
1932	53.3	58	66.5	58	40	60	1.40	96
1931	51.8	81	64.6	77	39.1	76	2.20	61
1930	50.7	95	62.7	97	38.7	86	5.70	8
1929	50.6	98	64.5	80	36.6	113	1.84	78
1928	55.6	21	68.5	34	42.6	12	2.04	67
1927	50	102	61.5	112	38.4	93	1.50	94
1926	54.5	39	66.4	61	42.7	11	2.25	57
1925	54.9	32	68.1	39	41.6	24	1.01	108
1924	50.3	99	62.7	97	37.9	99	6.06	4
1923	52.6	65	64.7	76	40.5	48	1.90	73
1922	51.8	81	63.9	87	39.6	72	1.70	87
1921	53.9	50	66.1	63	41.8	20	5.56	9
1920	51.6	84	63	94	40.2	53	1.70	87
1919	55.4	26	70.7	12	40.1	57	0.30	131
1918	49.5	108	63.1	91	35.8	121	1.98	68
1917	45.9	134	56.9	134	34.8	130	5.26	13
1916	47.7	126	61.6	110	33.8	133	1.51	92
1915	49	111	61.3	114	36.6	113	3.14	42
1914	54	46	68.1	39	39.9	64	0.38	129
1913	53.3	58	66.5	58	40.2	53	1.20	104
1912	49.2	110	62.2	106	36.3	117	2.62	53
1911	51.9	78	66	68	37.8	101	0.93	111
1910	52.3	71	67.5	49	37.1	109	1.91	72
1909	46.9	129	61.1	117	32.7	135	1.44	95
1908	48.3	121	61	118	35.7	122	3.66	31
1907	46.3	132	58.6	129	34	132	2.67	52
1906	51.1	90	65	75	37.2	108	3.49	34
1905	48	123	59.8	124	36.3	117	3.13	43
1904	51	92	64.2	83	37.9	99	4.49	20
1903	49	111	62.5	100	35.5	125	1.86	77
1902	53.8	51	68.5	34	39.1	76	1.23	101
1901	57.1	9	70.5	16	43.8	8	3.13	43
1900	55.5	23	70.2	18	40.8	41	0.51	125
1899	48.7	118	62.4	103	34.9	128	2.15	64
1898	48.1	122	58.2	132	38.1	97	6.02	6
1897	57.6	6	72.6	5	42.5	13	1.25	100
1896	48.9	116	62.7	97	35.1	127	1.75	85
1895	51.1	90	64.6	77	37.6	103	1.32	98
1894	54.2	45	69.7	21	38.6	89	1.22	103
1893	49	111	63.1	91	34.9	128	1.57	91
1892	46.7	131	59.1	127	34.4	131	3.44	35

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1934	61.3
1994	60.4
1985	59.1
1936	58.3
1958	57.7
1897	57.6
1987	57.5
1992	57.3
1901	57.1
1969	57

Coldest
Year	Mean, °F
1950	45.8
1917	45.9
1935	46.3
1907	46.3
1892	46.7
2010	46.8
1909	46.9
2019	47.1
1953	47.3
1916	47.7

Wettest
Year	Precipitation, in
2011	6.79
2008	6.13
2015	6.10
1924	6.06
1957	6.03
1898	6.02
1935	5.92
1930	5.70
1921	5.56
2019	5.49

Driest
Year	Precipitation, in
2020	0.06
2006	0.06
1994	0.07
1984	0.27
1919	0.30
1974	0.31
1914	0.38
1990	0.42
1970	0.49
2001	0.50

The hottest, coldest and wettest days

Hottest day: 89°F; 13 May 2026
Coldest night: 22°F; 6 May 2026
Wettest day: 0.58 in; 18 May 2026

Every month, season and year

Months

Seasons

Years

Lander, WY the day's answers

All-time records

Every answer in words

May 2026 brought 1.89 in of precipitation in Lander, WY, the driest May since 2025, tied 61st driest of 135 (with 1944).
The hottest day of May 2026 in Lander, WY: 89°F on Wednesday 13 May 2026.
The coldest night of May 2026 in Lander, WY: a low of 22°F on Wednesday 6 May 2026.
The wettest day of May 2026 in Lander, WY: 0.58 in on Monday 18 May 2026.