Pocatello December 20 Weather Records

Daily averages and all-time records for weather in Pocatello, Idaho for the date of December 20.

December 20 All-Time Records 1939–2024
Highest temperature	56 °F	1941
Lowest temperature	-13 °F	1990
Lowest daily high	-3 °F	1990
Highest daily low	39 °F	1981
Most precipitation	0.53 inches	1952
Most snow	2.5 inches	1996

December 20 All-Time Records
1939–2024

Highest temperature

56 °F

-13 °F

-3 °F

Highest daily low

39 °F

0.53 inches

2.5 inches

December 20 Average Weather 1991–2020 ¹
Average high	33.5 °F
Average low	16.6 °F
Chance precipitation	37.1%
Chance snow	29.1%

December 20 Average Weather
1991–2020 ¹

Average high

33.5 °F

Average low

16.6 °F

Chance precipitation

37.1%

Chance snow

29.1%

Pocatello December 20 Weather by Year

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2023	45	28	0.00	0.0
2022	33	4	0.00	0.0
2021	46	19	0.00	0.0
2020	43	29	0.00	0.0
2019	41	20	0.00	0.0
2018	44	22	0.00	0.0
2017	47	25	0.08	1.8
2016	38	16	0.08	1.0
2015	34	29	0.01	0.0
2014	41	34	0.02	0.0
2013	27	20	0.07	1.1
2012	34	12	0.00	0.0
2011	30	10	0.00	0.0
2010	37	23	0.00	0.0
2009	45	27	0.00	0.0
2008	21	7	0.00	0.0
2007	38	25	0.37	0.7
2006	30	5	0.00	0.0
2005	34	22	0.02	0.0
2004	40	27	0.00	0.0
2003	48	20	0.00	0.0
2002	30	20	0.00	0.0
2001	35	21	0.00	0.0
2000	29	7	0.00	0.0
1999	38	29	0.00	0.0
1998	4	-12	0.00	0.0
1997	27	7	0.00	0.0
1996	32	17	0.21	2.5
1995	28	16	0.00	0.0
1994	26	8	0.00	0.0
1993	29	14	0.00	0.0
1992	29	10	0.02	0.6
1991	28	17	0.00	0.0
1990	-3	-13	0.05	1.0
1989	42	23	0.00	0.0
1988	38	27	0.00	0.0
1987	32	6	0.00	0.0
1986	38	13	0.00	0.0
1985	21	-4	0.00	0.0
1984	26	12	0.00	0.0
1983	14	-12	0.06	1.2
1982	43	18	0.03	0.0
1981	46	39	0.26	0.0
1980	36	21	0.00	0.0
1979	46	26	0.00	0.0
1978	27	18	0.00	0.0
1977	21	8	0.01	0.1
1976	39	5	0.00	0.0
1975	42	13	0.00	0.0
1974	39	31	0.13	0.8
1973	34	11	0.00	0.0
1972	40	36	0.00	0.0
1971	33	21	0.00	0.0
1970	26	-8	0.00	0.0
1969	44	38	0.09	0.0
1968	22	5	0.04	0.8
1967	17	12	0.00	0.4
1966	33	10	0.00	0.0
1965	33	5	0.00	0.0
1964	43	38	0.01	0.1
1963	38	20	0.09	1.4
1962	37	31	0.00	0.0
1961	49	38	0.00	0.0
1960	38	20	0.00	0.0
1959	36	11	0.00	0.0
1958	46	25	0.00	0.0
1957	45	35	0.00	0.0
1956	35	21	0.00	0.0
1955	49	38	0.00	0.0
1954	27	0	0.00	0.0
1953	48	30	0.00	0.0
1952	41	31	0.53	0.6
1951	23	13	0.00	0.0
1950	45	27	0.00	0.0
1949	18	11	0.03	0.7
1948	39	20	0.00	0.0
1947	42	16	0.00	0.0
1946	39	21	0.00	0.0
1945	17	-7	0.00	0.0
1944	40	25	0.06	0.0
1943	40	33	0.06	0.0
1942	43	17	0.00	0.0
1941	56	33	0.00	0.0
1940	48	29	0.00	0.0
1939	41	24	0.05	0.5

What's the all-time high for Pocatello on 12/20?

For the date of Dec 20, the highest temperature ever reached in Pocatello history is 56 °F which happened in 1941.

Highest Temperatures in Pocatello on December 20

Rank	Temperature	Year
1	56 °F	1941
2	49 °F	1955
2	49 °F	1961
4	48 °F	1940
4	48 °F	2003
4	48 °F	1953
7	47 °F	2017
8	46 °F	1958
8	46 °F	1979
8	46 °F	2021
8	46 °F	1981

What's the all-time low for Pocatello on 12/20?

For the date of Dec 20, the lowest temperature ever reached in Pocatello history is -13 °F which happened in 1990.

Lowest Temperatures in Pocatello on December 20

Rank	Temperature	Year
1	-13 °F	1990
2	-12 °F	1983
2	-12 °F	1998
4	-8 °F	1970
5	-7 °F	1945
6	-4 °F	1985
7	0 °F	1954
8	4 °F	2022
9	5 °F	2006
9	5 °F	1968
9	5 °F	1965
9	5 °F	1976

Lowest High Temperatures in Pocatello on December 20

Rank	Temperature	Year
1	-3 °F	1990
2	4 °F	1998
3	14 °F	1983
4	17 °F	1967
4	17 °F	1945
6	18 °F	1949
7	21 °F	1977
7	21 °F	1985
7	21 °F	2008
10	22 °F	1968

What's the most it has ever rained in Pocatello on 12/20?

For the date of Dec 20, the most precipitation ever recorded in Pocatello history is 0.53 inches which happened in 1952.

All-Time Most Precipitation in Pocatello on December 20

Rank	Precipitation	Year
1	0.53 inches	1952
2	0.37 inches	2007
3	0.26 inches	1981
4	0.21 inches	1996
5	0.13 inches	1974
6	0.09 inches	1963
6	0.09 inches	1969
8	0.08 inches	2016
8	0.08 inches	2017
10	0.07 inches	2013

All-Time Most Snow in Pocatello on December 20

Rank	Precipitation	Year
1	2.5 inches	1996
2	1.8 inches	2017
3	1.4 inches	1963
4	1.2 inches	1983
5	1.1 inches	2013
6	1.0 inches	1990
6	1.0 inches	2016
8	0.8 inches	1974
8	0.8 inches	1968
10	0.7 inches	1949
10	0.7 inches	2007

Weather Station Details

Years	Station	Coordinates
1939–2024	Pocatello Regional Airport	location