Average May Temperature in Grand Forks by Year

This page contains a list of the average monthly high and low temperatures in Grand Forks, North Dakota for the month of May each year between 1893 and 2023. It is based on NOAA data.

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What Was the Hottest May Ever in Grand Forks?

1977 was the warmest May in the history of Grand Forks, North Dakota. The average daily high temperature was 80.8 °F, and the average low was 54.3 °F.

What Was the Coldest May Ever in Grand Forks?

1907 was the coolest May in the history of Grand Forks, North Dakota. The average daily high temperature was 57.6 °F, and the average low was 30.6 °F.

* click column headers to sort

Year	Rank	High (°F)	Low (°F)
2023	3	75.5	49.6
2022	61	64.9	45.5
2021	65	68.2	41.2
2020	79	64.8	42.0
2019	90	63.8	41.2
2018	6	75.9	48.4
2017	55	67.2	44.1
2016	18	71.1	47.5
2015	75	65.2	42.7
2014	68	64.7	44.3
2013	64	65.4	44.2
2012	27	70.0	46.0
2011	85	62.3	43.1
2010	45	66.0	46.6
2009	112	62.7	38.4
2008	106	64.7	38.0
2007	34	69.0	45.7
2006	40	67.5	46.4
2005	83	62.8	43.0
2004	117	60.5	38.4
2003	63	66.4	43.5
2002	121	61.4	36.1
2001	37	68.1	46.2
1999	49	65.5	46.4
1998	20	71.6	46.8
1997	107	62.7	39.8
1996	81	64.7	41.7
1995	86	64.3	41.1
1994	25	72.5	43.7
1993	44	70.4	42.3
1992	13	74.3	46.2
1991	8	71.5	51.6
1990	53	69.6	41.9
1989	16	73.2	46.1
1988	2	77.6	49.5
1987	4	75.6	49.4
1986	12	74.7	45.8
1983	92	66.0	38.4
1981	32	69.7	45.3
1980	5	77.7	47.2
1978	19	71.8	46.6
1977	1	80.8	54.3
1976	26	73.7	42.4
1975	36	70.3	44.0
1974	94	62.0	42.4
1973	41	70.4	43.2
1972	10	72.2	48.5
1971	72	67.8	40.3
1970	87	62.9	42.2
1968	84	64.7	40.8
1967	116	61.7	37.5
1966	98	63.8	39.8
1965	67	65.9	43.1
1964	14	73.4	46.4
1963	73	66.4	41.6
1962	71	63.6	45.0
1961	69	69.6	39.3
1960	48	69.4	42.7
1959	77	66.4	41.0
1958	35	72.7	41.9
1957	51	69.5	42.1
1956	82	65.4	40.7
1955	15	71.8	47.7
1954	111	62.2	39.3
1953	62	66.5	43.5
1952	52	71.7	39.9
1951	22	72.7	44.4
1950	115	59.1	40.3
1949	60	67.2	43.4
1948	58	68.8	42.1
1947	114	61.4	38.2
1946	97	63.5	40.3
1945	122	57.9	36.8
1944	17	70.4	48.7
1943	119	60.7	37.8
1942	89	64.5	40.5
1941	28	70.4	45.5
1940	74	67.2	40.7
1939	11	75.2	45.4
1938	102	62.0	41.3
1937	42	68.0	45.0
1936	9	75.3	46.0
1935	104	62.9	39.8
1934	7	77.6	46.4
1933	39	69.1	44.8
1932	43	69.6	43.2
1931	91	65.6	39.2
1930	93	63.5	40.9
1929	120	62.4	35.9
1928	33	71.8	42.9
1927	118	57.4	41.2
1926	21	72.2	45.7
1925	95	67.3	37.0
1924	123	57.5	33.8
1923	59	69.4	41.3
1922	24	67.7	48.5
1921	57	68.8	42.2
1920	66	68.7	40.6
1919	46	69.0	43.2
1918	99	63.9	39.7
1917	103	67.0	36.1
1916	109	63.1	39.1
1915	100	63.2	40.3
1914	50	69.0	42.7
1913	108	63.3	39.0
1912	47	67.6	44.7
1911	38	70.9	43.3
1910	113	64.9	35.2
1909	76	67.6	39.8
1908	101	65.2	38.3
1907	124	57.6	30.6
1906	96	64.7	39.2
1905	110	63.9	38.3
1904	70	66.1	42.7
1903	54	68.3	43.1
1902	31	69.1	46.5
1901	23	72.2	44.7
1900	29	73.7	42.2
1898	88	65.6	39.5
1897	78	65.7	41.3
1896	30	66.8	48.9
1895	56	68.1	43.0
1894	80	64.9	41.6
1893	105	63.2	39.5

Weather Station Details

Years	Station	Coordinates
1893–2024	Grand Forks	location