Rapid City September 27 Weather Records

Daily averages and all-time records for weather in Rapid City, South Dakota for the date of September 27.

September 27 All-Time Records 1948–2024
Highest temperature	94 °F	1952
Lowest temperature	26 °F	1951
Lowest daily high	38 °F	1984
Highest daily low	59 °F	1983
Most precipitation	0.78 inches	1982
Most snow	1.1 inches	1984

September 27 All-Time Records
1948–2024

Highest temperature

94 °F

26 °F

38 °F

Highest daily low

59 °F

0.78 inches

1.1 inches

September 27 Average Weather 1991–2020 ¹
Average high	70.3 °F
Average low	41.6 °F
Chance precipitation	23.0%
Chance snow	2.3%

September 27 Average Weather
1991–2020 ¹

Average high

70.3 °F

Average low

41.6 °F

Chance precipitation

23.0%

Chance snow

2.3%

Rapid City September 27 Weather by Year

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2023	79	48	0.00	n/a
2022	75	42	0.00	n/a
2021	93	48	0.00	n/a
2020	62	45	0.00	n/a
2019	57	45	0.00	n/a
2018	53	39	0.09	0.0
2017	71	37	0.00	0.0
2016	84	39	0.00	0.0
2015	82	54	0.11	0.0
2014	82	53	0.00	0.0
2013	49	40	0.09	0.0
2012	80	44	0.00	0.0
2011	85	54	0.00	0.0
2010	78	48	0.00	0.0
2009	64	43	0.00	0.0
2008	77	41	0.00	0.0
2007	71	43	0.00	0.0
2006	56	38	0.02	0.0
2005	83	43	0.08	n/a
2004	67	50	0.00	n/a
2003	66	39	0.00	n/a
2002	62	36	0.00	n/a
2001	82	52	0.00	n/a
2000	80	40	0.00	0.0
1999	52	32	0.02	0.0
1998	75	39	0.00	0.0
1997	65	43	0.06	0.0
1996	59	39	0.00	0.0
1995	84	38	0.00	0.0
1994	83	49	0.00	0.0
1993	76	38	0.00	0.0
1992	64	30	0.00	0.0
1991	75	44	0.00	0.0
1990	64	47	0.00	0.0
1989	90	50	0.00	0.0
1988	67	46	0.00	0.0
1987	73	44	0.00	0.0
1986	66	37	0.03	0.0
1985	n/a	29	0.07	0.6
1984	38	32	0.12	1.1
1983	91	59	0.00	0.0
1982	75	49	0.78	0.0
1981	65	38	0.00	0.0
1980	78	39	0.00	0.0
1979	78	47	0.00	0.0
1978	89	42	0.00	0.0
1977	70	42	0.00	0.0
1976	58	36	0.00	0.0
1975	61	38	0.01	0.0
1974	57	36	0.00	0.0
1973	70	38	0.00	0.0
1972	84	43	0.00	0.0
1971	69	47	0.71	0.0
1970	73	40	0.00	0.0
1969	80	41	0.00	0.0
1968	76	42	0.00	0.0
1967	66	30	0.00	0.0
1966	69	39	0.00	0.0
1965	43	34	0.00	0.0
1964	68	27	0.00	0.0
1963	91	59	0.00	0.0
1962	83	45	0.00	0.0
1961	56	33	0.00	0.0
1960	74	43	0.00	0.0
1959	60	41	0.00	0.0
1958	72	36	0.00	0.0
1957	81	41	0.00	0.0
1956	90	55	0.00	0.0
1955	72	45	0.00	0.0
1954	79	50	0.00	0.0
1953	78	41	0.00	0.0
1952	94	57	0.00	0.0
1951	45	26	0.00	0.0
1950	61	38	0.00	0.0
1949	75	41	0.00	0.0
1948	78	52	0.00	0.0

What's the all-time high for Rapid City on 9/27?

For the date of Sep 27, the highest temperature ever reached in Rapid City history is 94 °F which happened in 1952.

Highest Temperatures in Rapid City on September 27

Rank	Temperature	Year
1	94 °F	1952
2	93 °F	2021
3	91 °F	1963
3	91 °F	1983
5	90 °F	1989
5	90 °F	1956
7	89 °F	1978
8	85 °F	2011
9	84 °F	1972
9	84 °F	2016
9	84 °F	1995

What's the all-time low for Rapid City on 9/27?

For the date of Sep 27, the lowest temperature ever reached in Rapid City history is 26 °F which happened in 1951.

Lowest Temperatures in Rapid City on September 27

Rank	Temperature	Year
1	26 °F	1951
2	27 °F	1964
3	29 °F	1985
4	30 °F	1967
4	30 °F	1992
6	32 °F	1999
6	32 °F	1984
8	33 °F	1961
9	34 °F	1965
10	36 °F	1976
10	36 °F	1974
10	36 °F	1958
10	36 °F	2002

Lowest High Temperatures in Rapid City on September 27

Rank	Temperature	Year
1	38 °F	1984
2	43 °F	1965
3	45 °F	1951
4	49 °F	2013
5	52 °F	1999
6	53 °F	2018
7	56 °F	1961
7	56 °F	2006
9	57 °F	2019
9	57 °F	1974

What's the most it has ever rained in Rapid City on 9/27?

For the date of Sep 27, the most precipitation ever recorded in Rapid City history is 0.78 inches which happened in 1982.

All-Time Most Precipitation in Rapid City on September 27

Rank	Precipitation	Year
1	0.78 inches	1982
2	0.71 inches	1971
3	0.12 inches	1984
4	0.11 inches	2015
5	0.09 inches	2018
5	0.09 inches	2013
7	0.08 inches	2005
8	0.07 inches	1985
9	0.06 inches	1997
10	0.03 inches	1986

All-Time Most Snow in Rapid City on September 27

Rank	Precipitation	Year
1	1.1 inches	1984
2	0.6 inches	1985

Weather Station Details

Years	Station	Coordinates
1948–2024	Rapid City Regional Airport	location