Average July Temperature in Idaho Falls by Year

This page contains a list of the average monthly high and low temperatures in Idaho Falls, Idaho for the month of July each year between 1949 and 2023. It is based on NOAA data.

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What Was the Hottest July Ever in Idaho Falls?

2007 was the warmest July in the history of Idaho Falls, Idaho. The average daily high temperature was 92.2 °F, and the average low was 52.6 °F.

What Was the Coldest July Ever in Idaho Falls?

1993 was the coolest July in the history of Idaho Falls, Idaho. The average daily high temperature was 74.5 °F, and the average low was 45.0 °F.

* click column headers to sort

Year	Rank	High (°F)	Low (°F)
2023	6	91.5	51.9
2022	3	92.9	51.4
2021	2	91.7	53.1
2020	62	85.6	47.3
2019	38	86.6	50.3
2018	21	89.3	50.7
2017	12	90.9	51.1
2016	49	87.0	48.0
2015	61	83.1	49.9
2014	14	90.1	51.6
2012	7	90.0	53.3
2011	33	87.4	50.2
2010	58	85.7	47.8
2009	50	85.8	49.1
2008	32	88.9	49.0
2007	1	92.2	52.6
2006	11	90.2	51.8
2005	45	87.8	48.2
2004	53	84.8	49.2
2003	13	92.0	49.9
2002	22	88.9	50.9
2001	40	85.9	50.7
2000	48	88.1	47.3
1999	67	85.0	45.4
1998	9	90.2	52.5
1993	69	74.5	45.0
1992	66	82.1	48.3
1991	25	88.1	50.9
1990	26	87.7	51.2
1989	10	90.2	52.3
1988	15	89.9	51.7
1987	64	81.9	49.6
1986	68	81.5	48.2
1985	5	88.9	54.5
1984	30	84.1	54.1
1983	56	83.7	49.9
1982	57	81.6	52.0
1981	51	85.5	49.1
1980	47	85.1	50.4
1979	54	85.4	48.4
1978	52	84.5	49.6
1977	43	84.7	51.7
1976	24	87.4	51.8
1975	16	87.4	54.1
1974	19	88.4	52.2
1973	39	84.8	52.0
1972	59	84.0	49.3
1971	44	84.9	51.3
1969	34	86.6	51.0
1968	35	86.6	50.9
1967	31	86.6	51.3
1966	4	91.2	53.1
1965	63	82.6	49.6
1964	36	87.1	50.3
1963	28	88.1	50.3
1962	46	84.9	50.9
1961	20	88.8	51.7
1960	8	90.4	52.4
1959	27	87.6	51.3
1958	60	83.5	49.7
1957	37	85.9	51.1
1956	23	87.2	52.3
1955	42	84.7	51.7
1954	18	88.7	52.4
1953	17	88.5	52.9
1952	55	83.8	50.0
1951	29	86.4	51.8
1950	65	82.5	48.8
1949	41	86.2	50.2

Weather Station Details

Years	Station	Coordinates
1948–2024	Idaho Falls Fanning Field	location