Buffalo, NY: May

31 May 2026: May 2026 averaged 55.1°F in Buffalo, NY, the warmest May since 2025, tied 74th warmest of 151 (with 1989 and 1937).

May 2026

Mean temperature: 55.1°F; Warmest since 2025; 74th warmest of 151
Precipitation: 4.29 in; Wettest since 2017; 24th wettest of 156

A normal May in Buffalo, NY (1991 to 2020): a mean temperature of 57.6°F, between 53.5°F and 62.9°F in eight years of ten and 3.49 in of precipitation, between 1.18 in and 5.46 in in eight years of ten.

The mean temperature of every May in Buffalo, NY since 1874: 55.1°F in 2026; the highest is 65°F, in 2018.

Normal range, 53.5 to 62.9°F

Every year, ranked, as a table

Every May in Buffalo, NY from 1871 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	55.1	74	63.9	73	46.2	91	4.29	24	0
2025	56.1	64	63.4	87	48.7	40	3.06	71	0
2024	63.7	4	73.3	5	54.2	3	2.61	94	0
2023	56.6	56	67.4	39	45.8	95	1.15	145	0
2022	61.3	11	70.7	15	51.9	12	3.02	76	0
2021	57.2	47	66.8	46	47.6	58	1.63	128	0
2020	56	66	65.1	59	46.8	73	3.87	34	0
2019	55.4	72	64.5	65	46.3	88	3.53	49	0
2018	65	1	75.3	1	54.7	1	2.72	92	0
2017	56.1	64	63.9	73	48.3	51	6.35	7	0
2016	58.9	31	68.8	28	49	32	1.21	142	0
2015	62.6	7	73.1	6	52.2	10	3.50	52	0
2014	57.7	40	66.7	47	48.6	45	3.12	66	0
2013	61.4	10	71.6	10	51.2	15	3.57	47	0
2012	63.8	3	74	3	53.6	4	0.90	152	0
2011	58.7	34	67.1	44	50.3	20	8.09	1	0
2010	60.2	18	69.5	22	50.9	16	2.84	86	0
2009	57.2	47	67.3	42	47.1	67	1.89	118	0
2008	53.3	110	63.1	95	43.6	128	2.54	97	0
2007	59.2	28	69.7	21	48.7	40	0.87	153	0
2006	59.9	21	69.4	23	50.5	18	1.90	117	0
2005	53.5	105	63.2	92	43.8	126	0.60	154	0
2004	58.2	36	67.7	37	48.7	40	5.72	11	0
2003	55.4	72	64.2	70	46.6	77	5.43	12	0
2002	51.8	135	61	118	42.6	141	5.23	13	0
2001	58.8	32	68.7	30	48.9	35	4.28	25	0
2000	57.5	42	66.2	51	48.7	40	4.38	21	0
1999	59.6	22	70.3	18	49	32	2.82	88	0
1998	62.8	6	72	7	53.5	5	3.73	39	0
1997	50.6	142	59.3	139	41.8	149	3.61	45	0
1996	54.5	86	63.5	85	45.4	100	4.08	27	0
1995	56.8	53	66.6	48	47	70	2.40	102	0
1994	54.6	84	64.4	66	44.9	108	3.54	48	0
1993	57	51	67.4	39	46.6	77	1.79	121	0
1992	57.3	44	68.1	35	46.4	86	3.48	54	0
1991	64.2	2	74.1	2	54.4	2	3.10	69	0
1990	54.8	80	63.8	76	45.9	94	6.08	9	0
1989	55.1	74	63.5	85	46.6	77	7.22	3	0
1988	59.6	22	70	19	49.3	27	2.74	90	0
1987	60.5	14	70.7	15	50.2	21	1.35	136	0
1986	59.6	22	69.2	26	50.1	22	4.42	20	0
1985	59.5	26	69.4	23	49.5	25	3.46	55	0
1984	52.9	120	60.3	129	45.4	100	4.67	18	0
1983	53.9	96	63.8	76	43.9	125	3.28	62	0
1982	61	12	71.5	13	50.5	18	3.66	43	0
1981	56.4	59	66.3	50	46.5	83	2.56	96	0
1980	58	38	67.5	38	48.6	45	1.60	130	0
1979	56.9	52	66.6	48	47.1	67	1.63	128	0
1978	57.4	43	66.1	53	48.7	40	3.95	31	0
1977	60.3	17	71.6	10	48.9	35	1.39	133	0
1976	53.4	107	62	103	44.8	110	4.70	16	0
1975	62	9	71.6	10	52.5	7	3.31	60	0
1974	53.1	115	62.7	98	43.5	130	3.36	58	0
1973	54.5	86	61.7	107	47.2	66	2.99	80	0
1972	59.1	30	69.1	27	49.1	31	3.64	44	0
1971	54.5	86	64.6	64	44.4	118	1.56	131	0
1970	57.3	44	67	45	47.6	58	2.87	83	0
1969	54.3	90	64.9	60	43.8	126	3.75	37	0
1968	53.4	107	61.7	107	45.1	104	3.30	61	0
1967	50	144	59	143	41.1	150	3.69	41	0
1966	52.2	132	61.5	113	42.9	136	1.36	134	0
1965	59.6	22	70.6	17	48.6	45	1.21	142	0
1964	59.2	28	69.4	23	49	32	2.91	81	0
1963	52.8	122	63.3	90	42.4	144	2.22	105	0
1962	60.9	13	71.9	9	49.8	23	2.36	103	0
1961	53.1	115	63.4	87	42.7	140	3.01	78	0
1960	58.1	37	67.3	42	48.8	37	4.05	29	0
1959	60.2	18	71.1	14	49.3	27	2.10	110	0
1958	54	94	64.4	66	43.5	130	1.79	121	0
1957	54.7	82	64.3	68	45.1	104	4.03	30	0
1956	53	118	63.2	92	42.9	136	4.61	19	0
1955	59.4	27	69.9	20	48.8	37	1.65	127	0
1954	54.5	86	64.8	63	44.1	124	1.35	136	0
1953	56.3	61	65.3	58	47.4	65	6.39	6	0
1952	53.9	96	63.6	79	44.2	123	3.91	33	0
1951	57.3	44	68	36	46.6	77	2.01	114	0
1950	57.2	47	68.8	28	45.7	96	2.16	108	0
1949	57.7	40	68.7	30	46.6	77	2.09	111	0
1948	53.3	110	63.6	79	42.9	136	3.12	66	0
1947	52.9	120	63.3	90	42.5	142	4.81	14	0
1946	55	77	65.4	57	44.7	113	3.59	46	0
1945	50.7	141	58.9	144	42.5	142	2.84	86	0
1944	63.4	5	73.7	4	52.9	6	2.87	83	1
1943	51.8	135	59.2	141	44.4	118	3.52	50	0
1942	56.4	59	63.6	79	49.3	27	3.75	37	0
1941	54.6	84	61.7	107	47.5	61	1.11	147	0
1940	53.1	115	61.6	111	44.5	117	3.52	50	0
1939	55.6	69	63.6	79	47.6	58	1.97	116	0
1938	55.6	69	63.1	95	48.1	52	2.06	113	0
1937	55.1	74	62.2	101	48	54	3.02	76	0
1936	53.4	107	61.9	105	44.9	108	0.92	151	0
1935	49.5	146	55.5	151	43.4	133	2.08	112	0
1934	56.8	53	66.1	53	47.5	61	0.54	155	0
1933	56	66	63.4	87	48.6	45	3.00	79	0
1932	53.2	113	60.1	134	46.3	88	3.45	56	0
1931	55.6	69	63.7	78	47.5	61	2.74	90	0
1930	54.1	92	62.2	101	46	92	1.17	144	0
1929	52.7	125	60.4	128	45.1	104	3.05	73	0
1928	51.9	134	59.3	139	44.6	115	1.13	146	0
1927	53	118	60.2	132	45.7	96	3.77	36	0
1926	50	144	59.5	137	40.5	151	1.11	147	0
1925	49	147	55.8	149	42.1	147	1.24	140	0
1924	48.3	150	54.7	152	41.9	148	2.59	95	0
1923	52.6	127	62.4	100	42.9	136	3.06	71	0
1922	60.2	18	68.6	33	51.8	13	2.01	114	0
1921	56.8	53	64.1	71	49.5	25	2.11	109	0
1920	53.2	113	61.3	114	45.1	104	1.10	150	0
1919	54	94	61.3	114	46.7	75	4.32	23	0
1918	58	38	67.4	39	48.6	45	2.47	101	0
1917	47.5	151	54.7	152	40.3	153	2.88	82	0
1916	52.8	122	60.7	123	44.8	110	4.13	26	0
1915	51.1	139	58.5	146	43.6	128	1.86	119	0
1914	54.1	92	61.2	117	47.1	67	3.67	42	0
1913	53.7	101	60.8	121	46.6	77	2.48	100	0
1912	55.7	68	64	72	47.5	61	3.50	52	0
1911	60.5	14	68.5	34	52.4	8	1.30	139	0
1910	52.4	129	59.5	137	45.3	102	2.87	83	0
1909	53.7	101	61	118	46.4	86	4.33	22	0
1908	56.2	63	63.6	79	48.8	37	4.08	27	0
1907	48.4	149	56.4	148	40.4	152	3.73	39	0
1906	53.5	105	60.7	123	46.3	88	1.34	138	0
1905	53.8	99	62	103	45.7	96	3.23	64	0
1904	57.1	50	64.9	60	49.3	27	3.12	66	0
1903	60.4	16	68.7	30	52.1	11	1.69	124	0
1902	54.7	82	62.5	99	47	70	1.85	120	0
1901	54.3	90	60.7	123	47.8	55	3.28	62	0
1900	55	77	62.9	97	47	70	1.22	141	0
1899	56.3	61	63.9	73	48.6	45	3.22	65	0
1898	56.6	56	63.6	79	49.6	24	1.66	125	0
1897	53.9	96	61	118	46.7	75	2.62	93	0
1896	58.5	35	66.2	51	50.8	17	2.51	99	0
1895			65.9	56	47.8	55	2.19	106	4
1894			63.2	92	46.8	73	6.08	9	4
1893	52.7	125	61.3	114	44.4	118	4.76	15	2
1892	52.4	129	60.3	129	44.6	115	7.35	2	0
1891	51.3	138	59.2	141	43.5	130	1.36	134	0
1890	52.4	129	60.2	132	44.3	122	6.13	8	2
1889	54.9	79	61.8	106	47.8	55	2.77	89	2
1888	53.7	101	61.6	111	45.7	96	1.66	125	0
1887	62.2	8	72	7	52.3	9	3.08	70	0
1886	53.6	104	60.7	123	46.5	83	4.69	17	0
1885	53.8	99	61.7	107	46	92	3.80	35	0
1884	52.8	122	60.8	121	44.8	110	3.92	32	0
1883	50.3	143	58.3	147	42.4	144	6.45	5	0
1882	49	147	55.6	150	42.4	144	6.89	4	0
1881	56.5	58	64.9	60	48.1	52	2.18	107	0
1880	58.8	32	66.1	53	51.5	14	3.05	73	0
1879	54.8	80	64.3	68	45.3	102	1.11	147	0
1878	53.3	110	60.1	134	46.5	83	3.36	58	0
1877	52.5	128	60.3	129	44.7	113	0.53	156	0
1876	50.9	140	58.6	145	43.2	134	1.45	132	0
1875	51.8	135	60.5	127	43.2	134	3.37	57	0
1874	52	133	59.7	136	44.4	118	3.04	75	0
1873							2.53	98	31
1872							2.23	104	31
1871							1.76	123	31

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2018	65
1991	64.2
2012	63.8
2024	63.7
1944	63.4
1998	62.8
2015	62.6
1887	62.2
1975	62
2013	61.4

Coldest
Year	Mean, °F
1917	47.5
1924	48.3
1907	48.4
1925	49
1882	49
1935	49.5
1967	50
1926	50
1883	50.3
1997	50.6

Wettest
Year	Precipitation, in
2011	8.09
1892	7.35
1989	7.22
1882	6.89
1883	6.45
1953	6.39
2017	6.35
1890	6.13
1990	6.08
1894	6.08

Driest
Year	Precipitation, in
1877	0.53
1934	0.54
2005	0.60
2007	0.87
2012	0.90
1936	0.92
1920	1.10
1941	1.11
1926	1.11
1879	1.11

The hottest, coldest and wettest days

Hottest day: 86°F; 18 May 2026
Coldest night: 32°F; 3 May 2026, 2 May 2026
Wettest day: 1.35 in; 23 May 2026

Every month, season and year

Months

Seasons

Years

Buffalo, NY the day's answers

All-time records

Every answer in words

May 2026 brought 4.29 in of precipitation in Buffalo, NY, the wettest May since 2017, 24th wettest of 156.
The hottest day of May 2026 in Buffalo, NY: 86°F on Monday 18 May 2026.
The coldest night of May 2026 in Buffalo, NY: a low of 32°F on Sunday 3 May 2026 and Saturday 2 May 2026.
The wettest day of May 2026 in Buffalo, NY: 1.35 in on Saturday 23 May 2026.