Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Rapid City has a cool climate with an average annual temperature of 43°F (6°C). Winters average 18°F in January while summers reach 67°F in July. The area gets 270 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 33.7 inches. The area receives 132.1 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 38. The city sits at an elevation of 617 feet.
Temperature
18°F Jan (-8°C)67°F Jul (19°C)
Annual Average
43.0°F
20% below US avg
January Average
18°F (-8°C)
July Average
67°F (19°C)
Sunny Days
270 days/yr
Geography
Elevation
617 ft (188 m)
Area
5.5 sq mi (14.2 km²)
Population Density
243/sq mi
Coordinates
44.8384°N, 85.2898°W
Timezone
America/Detroit
County
Kalkaska County County
Nearest Airport
Gaylord Regional (GLR) 31 miles away
Precipitation & Snow
Annual Rainfall33.7"
11% below US avg
Snowfall132.1"
Wettest Month (Sep)4.13"
Driest Month (Feb)1.34"
Air Quality
AQI Median
38.0
Rating
Good
Natural Hazard Risk
Overall Risk
Very Low
Risk Score
21.3 / 100
Social Vulnerability
59.5 / 100
Community Resilience
44.9 / 100
Hazard Breakdown
Tornado
Relatively Low
Hurricane
Very Low
Earthquake
Very Low
Wildfire
Very Low
Flood
Very Low
Hail
Relatively Low
Strong Wind
Relatively Low
Heat Wave
Very Low
Winter Weather
Relatively High
Lightning
Relatively Low
Ice Storm
Very Low
Drought
No Rating
Cold Wave
Relatively Moderate
Landslide
Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990.
Strongest on record: M2.9.
Aug 2, 2024
38 km ESE of Sturgeon Bay, Wisconsin
M2.9
131 km
11 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
101 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF4. Total: 4 fatalities, 95 injuries.
Date
Rating
Distance
Path
Fatalities
Apr 3, 1956
EF4
92 km
50.3 mi
1
May 20, 2022
EF3
36 km
17.5 mi
2
Jul 3, 1974
EF3
31 km
11.9 mi
0
Jun 26, 1969
EF3
32 km
6.4 mi
0
Oct 18, 2007
EF2
81 km
11.6 mi
0
Oct 18, 2007
EF2
19 km
4.5 mi
1
May 28, 1995
EF2
96 km
1.0 mi
0
Mar 27, 1991
EF2
91 km
4.0 mi
0
Jun 8, 1985
EF2
98 km
24.0 mi
0
Jul 31, 1977
EF2
24 km
19.4 mi
0
Jul 23, 1976
EF2
30 km
3.3 mi
0
Apr 19, 1975
EF2
42 km
1.5 mi
0
Jun 10, 1974
EF2
60 km
0.3 mi
0
Jun 7, 1974
EF2
69 km
1.2 mi
0
May 25, 1973
EF2
68 km
0.1 mi
0
Sep 3, 1964
EF2
58 km
0.1 mi
0
May 8, 1964
EF2
20 km
16.6 mi
0
Jul 31, 1963
EF2
61 km
19.6 mi
0
Sep 13, 1961
EF2
18 km
14.4 mi
0
Sep 1, 2014
EF1
42 km
9.1 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km.
Largest: MERIDIAN BOUNDARY COMPLEX (MERIDIAN ROAD) (7,478 acres, 2010).
Year
Name
Acres Burned
Distance
2010
MERIDIAN BOUNDARY COMPLEX (MERIDIAN ROAD)
7,478
74 km
1990
CRAWFORD15
6,868
62 km
2006
HUGHES LAKE FIRE
5,285
88 km
1994
UNNAMED
4,059
56 km
2006
UNNAMED
4,020
57 km
2022
BLUE LAKES
2,554
84 km
2005
ROSCOMMON4
2,109
86 km
1987
OGEMAW22
1,952
95 km
2021
21-SLBE LASSO LOOP BURN
1,906
64 km
1995
UNNAMED
1,844
55 km
1988
OGEMAW13
1,547
92 km
2024
RANGE 30 24-03 RX
1,523
56 km
1985
CRAWFORD45
1,412
57 km
1998
OGEMAW16
1,391
87 km
2008
FOUR MILE
1,348
50 km
2006
UNNAMED
1,267
46 km
2010
MERIDIAN BOUNDARY COMPLEX (RANGE 9)
1,202
40 km
2012
LITTLE MACK LAKE
875
99 km
1995
OGEMAW10
856
87 km
2011
HOWES LAKE
839
41 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
18°F (-8°C)
1.9 in
Coldest
February
21°F (-6°C)
1.3 in
Driest
March
29°F (-2°C)
1.6 in
April
41°F (5°C)
2.3 in
May
53°F (12°C)
2.6 in
June
63°F (17°C)
3.0 in
July
67°F (19°C)
2.7 in
Warmest
August
67°F (19°C)
3.2 in
September
60°F (15°C)
4.1 in
Wettest
October
49°F (9°C)
3.2 in
November
37°F (3°C)
2.8 in
December
27°F (-3°C)
2.3 in
Rapid City has a seasonal temperature swing of 49°F / from 18°F in January to 67°F in July. Total annual precipitation is 30.9 inches, with September being the wettest month (4.1") and February the driest (1.3").