World Resorts USA Spearfish Weather

Autumn weather in Spearfish

Weather in Spearfish in Autumn

September October November
Average day temperature: 76.2°F 56.3°F 45.0°F
Average night temperature: 59.2°F 44.1°F 34.3°F
Number of sunny days: 23 days 19 days 17 days
Day length: 11.8 - 13.2 h. 10.2 - 11.7 h. 9.1 - 10.2 h.
Number of rainy days: 0 days 1 day 0 days
Precipitation totals: 0.3 in. 0.8 in. 0.1 in.

Day & Night air temperature, °F

September
October
November
0
13
26
39
52
65
78
91
45.0
56.3
76.2
34.3
44.1
59.2
Day temperature   
Night temperature

Precipitation total, in.

September
October
November
0.0
0.1
0.3
0.4
0.6
0.7
0.9
1.0
0.1
0.8
0.3
Sunny, partly cloudy and cloudy days
September
October
November
0
5
10
15
20
25
30
35
4
5
9
7
5
17
19
23
Cloudy days   
Partly cloudy days   
Sunny days
Wind speed, mph
September
October
November
0.0
1.6
3.1
4.7
6.2
7.8
9.3
10.9
9.1
8.8
8.2
Average sunny hours
September
October
November
0
1
2
3
4
5
6
7
8
9
10
11
12
6.6
8.1
10.4

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

Best time for vacation in Spearfish

Sunniest months:
September 23 days
August 22 days
July 21 days
Warmest months:
July 84.4 °F
August 83.0 °F
September 76.2 °F
Coldest months:
February 31.5 °F
January 31.5 °F
December 35.3 °F
Rainiest months:
May 3 days
July 2 days
August 1 day
Windiest months:
April 10.6 mph
March 9.4 mph
May 9.1 mph

Spearfish on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
+45°F
+63°F
+73°F
+73°F
+52°F
+57°F
+77°F
+52°F
+72°F
+54°F
+50°F
+72°F
+75°F
+73°F
+41°F
24 Hours Forecast
Spearfish
Local time: 02:31
April 05, saturday
0300
28°F
E
2 mph
0600
28°F
NE
4 mph
0900
36°F
E
10 mph
1200
45°F
SE
14 mph
1500
48°F
SE
12 mph
1800
50°F
SE
9 mph
2100
41°F
NE
2 mph
April 06, sunday
0000
32°F
NE
7 mph
Units of measurement: °C / °F