Rapid City December 20 Weather Records

Daily averages and all-time records for weather in Rapid City, South Dakota for the date of December 20.

December 20 All-Time Records 1948–2024
Highest temperature	63 °F	1954
Lowest temperature	-20 °F	1983
Lowest daily high	-13 °F	1990
Highest daily low	34 °F	1954
Most precipitation	0.29 inches	1967
Most snow	3.5 inches	1967

December 20 All-Time Records
1948–2024

Highest temperature

63 °F

-20 °F

-13 °F

Highest daily low

34 °F

0.29 inches

3.5 inches

December 20 Average Weather 1991–2020 ¹
Average high	36.9 °F
Average low	13.2 °F
Chance precipitation	18.1%
Chance snow	18.1%

December 20 Average Weather
1991–2020 ¹

Average high

36.9 °F

Average low

13.2 °F

Chance precipitation

18.1%

Chance snow

18.1%

Rapid City December 20 Weather by Year

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2023	50	25	0.00	n/a
2022	-1	-6	0.00	n/a
2021	26	15	0.00	n/a
2020	60	23	0.00	n/a
2019	47	22	0.00	n/a
2018	49	22	0.00	0.0
2017	43	18	0.01	0.2
2016	40	16	0.00	0.0
2015	36	25	0.00	0.0
2014	51	22	0.00	0.0
2013	12	-8	0.00	0.0
2012	44	6	0.00	0.0
2011	50	14	0.00	0.0
2010	33	11	0.09	1.3
2009	39	28	0.00	0.0
2008	3	-9	0.00	0.0
2007	43	20	0.00	0.0
2006	35	28	0.00	0.0
2005	44	8	0.00	0.0
2004	57	21	0.00	n/a
2003	61	26	0.00	n/a
2002	40	19	0.00	n/a
2001	43	18	0.00	n/a
2000	31	3	0.00	0.0
1999	21	4	0.00	0.0
1998	0	-10	0.05	0.5
1997	39	6	0.00	n/a
1996	42	13	0.00	n/a
1995	25	18	0.00	0.0
1994	54	31	0.00	0.0
1993	34	14	0.00	0.0
1992	41	4	0.00	0.0
1991	44	23	0.00	0.0
1990	-13	-19	0.02	0.2
1989	2	-10	0.09	2.5
1988	35	19	0.00	0.0
1987	38	8	0.00	0.0
1986	45	12	0.00	0.0
1985	41	11	0.01	0.2
1984	47	11	0.00	0.0
1983	-2	-20	0.11	2.2
1982	43	21	0.00	0.0
1981	47	25	0.00	0.0
1980	22	7	0.00	0.0
1979	56	27	0.00	0.0
1978	33	13	0.00	0.0
1977	26	17	0.00	0.0
1976	28	5	0.00	0.0
1975	37	21	0.00	0.0
1974	33	11	0.01	0.3
1973	32	4	0.00	0.0
1972	45	29	0.00	0.0
1971	40	22	0.00	0.0
1970	3	-11	0.00	0.0
1969	45	17	0.00	0.0
1968	19	5	0.01	0.3
1967	13	7	0.29	3.5
1966	56	31	0.00	0.0
1965	55	29	0.00	0.0
1964	49	0	0.00	0.0
1963	12	2	0.00	0.0
1962	38	26	0.00	0.0
1961	52	2	0.00	0.0
1960	16	0	0.13	1.4
1959	43	19	0.00	0.0
1958	39	15	0.00	0.0
1957	60	20	0.00	0.0
1956	48	22	0.00	0.0
1955	34	6	0.00	0.0
1954	63	34	0.00	0.0
1953	50	32	0.00	0.0
1952	33	9	0.00	0.0
1951	-5	-17	0.01	0.1
1950	54	27	0.00	0.0
1949	7	-6	0.01	0.3
1948	41	25	0.00	0.0

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

For the date of Dec 20, the highest temperature ever reached in Rapid City history is 63 °F which happened in 1954.

Highest Temperatures in Rapid City on December 20

Rank	Temperature	Year
1	63 °F	1954
2	61 °F	2003
3	60 °F	1957
3	60 °F	2020
5	57 °F	2004
6	56 °F	1979
6	56 °F	1966
8	55 °F	1965
9	54 °F	1994
9	54 °F	1950

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

For the date of Dec 20, the lowest temperature ever reached in Rapid City history is -20 °F which happened in 1983.

Lowest Temperatures in Rapid City on December 20

Rank	Temperature	Year
1	-20 °F	1983
2	-19 °F	1990
3	-17 °F	1951
4	-11 °F	1970
5	-10 °F	1989
5	-10 °F	1998
7	-9 °F	2008
8	-8 °F	2013
9	-6 °F	1949
9	-6 °F	2022

Lowest High Temperatures in Rapid City on December 20

Rank	Temperature	Year
1	-13 °F	1990
2	-5 °F	1951
3	-2 °F	1983
4	-1 °F	2022
5	0 °F	1998
6	2 °F	1989
7	3 °F	2008
7	3 °F	1970
9	7 °F	1949
10	12 °F	2013
10	12 °F	1963

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

For the date of Dec 20, the most precipitation ever recorded in Rapid City history is 0.29 inches which happened in 1967.

All-Time Most Precipitation in Rapid City on December 20

Rank	Precipitation	Year
1	0.29 inches	1967
2	0.13 inches	1960
3	0.11 inches	1983
4	0.09 inches	1989
4	0.09 inches	2010
6	0.05 inches	1998
7	0.02 inches	1990
8	0.01 inches	1985
8	0.01 inches	1974
8	0.01 inches	1951
8	0.01 inches	2017
8	0.01 inches	1949
8	0.01 inches	1968

All-Time Most Snow in Rapid City on December 20

Rank	Precipitation	Year
1	3.5 inches	1967
2	2.5 inches	1989
3	2.2 inches	1983
4	1.4 inches	1960
5	1.3 inches	2010
6	0.5 inches	1998
7	0.3 inches	1949
7	0.3 inches	1974
7	0.3 inches	1968
10	0.2 inches	2017
10	0.2 inches	1985
10	0.2 inches	1990

Weather Station Details

Years	Station	Coordinates
1948–2024	Rapid City Regional Airport	location