Average December Temperature in Rexburg by Year

This page contains a list of the average monthly high and low temperatures in Rexburg, Idaho for the month of December each year between 1977 and 2022. It is based on NOAA data.

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What Was the Hottest December Ever in Rexburg?

1980 was the warmest December in the history of Rexburg, Idaho. The average daily high temperature was 38.3 °F, and the average low was 20.2 °F.

What Was the Coldest December Ever in Rexburg?

1990 was the coolest December in the history of Rexburg, Idaho. The average daily high temperature was 22.7 °F, and the average low was 2.0 °F.

* click column headers to sort

Year	Rank	High (°F)	Low (°F)
2022	24	28.1	13.2
2021	4	34.5	20.7
2020	22	29.5	12.8
2017	18	29.2	15.3
2016	32	24.4	7.0
2015	25	27.4	13.1
2014	3	35.2	20.8
2013	33	23.3	7.7
2012	9	31.8	19.5
2011	17	32.5	12.8
2010	12	31.6	18.3
2009	31	24.7	9.3
2007	20	27.5	15.3
2006	14	32.3	14.2
2005	21	28.3	14.0
2004	8	34.5	18.6
2003	2	35.3	21.7
2002	6	33.6	19.6
2000	30	29.4	4.8
1998	29	28.5	7.4
1995	7	35.4	17.7
1994	13	33.2	14.2
1993	19	31.3	13.0
1992	28	27.5	9.5
1991	26	31.6	8.6
1990	39	22.7	2.0
1989	27	30.1	9.6
1988	35	27.4	1.2
1987	15	33.3	13.3
1986	16	33.6	11.9
1985	37	23.4	3.2
1984	34	25.9	4.9
1983	36	23.1	4.8
1982	23	29.5	12.3
1981	11	32.8	17.5
1980	1	38.3	20.2
1979	10	35.9	14.7
1978	38	23.5	2.1
1977	5	34.5	20.2

Weather Station Details

Years	Station	Coordinates
1977–2024	Rexburg BYU	location
1946–1976	Rexburg	location