Idaho Falls May 20 Weather Records

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2023	84	42	0.00	n/a
2022	58	33	0.00	n/a
2021	61	39	0.02	n/a
2020	57	40	0.18	n/a
2019	52	39	0.38	n/a
2018	75	40	0.20	n/a
2017	67	32	0.00	n/a
2016	65	44	0.14	n/a
2015	59	47	0.32	n/a
2014	72	36	0.00	n/a
2013	69	47	0.02	n/a
2012	77	39	0.00	n/a
2011	62	46	0.02	n/a
2010	58	36	0.07	n/a
2009	68	48	0.00	n/a
2008	87	40	0.00	n/a
2007	75	47	0.00	n/a
2006	77	50	0.00	n/a
2005	74	46	0.05	n/a
2004	70	36	0.01	n/a
2003	66	24	0.00	n/a
2002	81	49	0.00	n/a
2001	60	33	0.00	n/a
2000	69	35	0.00	n/a
1999	74	38	0.00	n/a
1998	78	43	0.00	n/a
1993	82	47	0.02	0.0
1992	69	51	0.00	0.0
1991	70	42	0.00	0.0
1990	60	41	0.03	0.0
1989	70	31	0.00	0.0
1988	70	32	0.00	0.0
1987	58	42	0.01	0.0
1986	81	49	0.00	0.0
1985	69	49	0.06	0.0
1984	71	53	0.00	0.0
1983	65	35	0.00	0.0
1982	62	34	0.00	0.0
1981	56	45	0.57	0.0
1980	77	45	0.00	0.0
1979	78	40	0.00	0.0
1978	71	37	0.00	0.0
1977	56	32	0.02	0.0
1976	66	43	0.00	0.0
1975	48	32	0.00	0.0
1974	45	34	0.68	0.0
1973	71	46	0.00	0.0
1972	73	45	0.03	0.0
1971	53	35	0.00	0.0
1970	74	44	0.00	0.0
1969	65	43	0.00	0.0
1968	66	47	0.11	0.0
1967	74	35	0.00	0.0
1966	79	38	0.00	0.0
1965	64	50	0.00	0.0
1964	83	45	0.00	0.0
1963	72	40	0.00	0.0
1962	55	40	0.04	0.0
1961	70	40	0.03	0.0
1960	69	33	0.00	0.0
1959	53	31	0.07	0.0
1958	87	48	0.00	0.0
1957	50	38	0.16	0.0
1956	82	46	0.00	0.0
1955	80	40	0.00	0.0
1954	86	60	0.00	0.0
1953	55	39	0.00	0.0
1952	66	43	0.09	0.0
1951	70	47	0.00	0.0
1950	68	25	0.00	0.0
1949	58	42	0.05	0.0

What's the all-time high for Idaho Falls on 5/20?

For the date of May 20, the highest temperature ever reached in Idaho Falls history is 87 °F which has happened 2 times, most recently in 2008.

Highest Temperatures in Idaho Falls on May 20

What's the all-time low for Idaho Falls on 5/20?

For the date of May 20, the lowest temperature ever reached in Idaho Falls history is 24 °F which happened in 2003.

Lowest Temperatures in Idaho Falls on May 20

Lowest High Temperatures in Idaho Falls on May 20

What's the most it has ever rained in Idaho Falls on 5/20?

For the date of May 20, the most precipitation ever recorded in Idaho Falls history is 0.68 inches which happened in 1974.

All-Time Most Precipitation in Idaho Falls on May 20

Weather Station Details

Years	Station	Coordinates
1948–2023	Idaho Falls Fanning Field	location