World Resorts USA Spearfish

Spearfish Monthly Weather Averages

Please click on any column to get detailed information about Spearfish weather in that particular month. You will get daily weather information for that month for the last several years.

Day & Night air temperature, °F

The warmest month in Spearfish is july. The average daily temp is 84.8°F. The average nightly temp is 66.1°F.

Precipitation total, in.

November is the month with least precipitations during the year. The average precipitation totals for this month is 0.1 in. The month with most precipitation total is May.

Number of rainy days

This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.

Wind speed, mph
Sunny, partly cloudy and cloudy days
Average sunny hours

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.

* Charts above show average data for the last 3 years.

Best time for vacation in Spearfish

Sunniest months:
September 22 days
August 22 days
July 21 days
Warmest months:
July 84.8 °F
August 82.7 °F
September 75.7 °F
Coldest months:
January 32.4 °F
February 33.8 °F
December 36.7 °F
Rainiest months:
May 3 days
July 1 day
June 1 day
Windiest months:
April 10.4 mph
May 9.5 mph
December 9.3 mph

Spearfish on a weather map

Spearfish
+55°F
S 4 mph
Feels like: +54°F
Precip.: 1%
Places in USA:
Name
°F
+63°F
+66°F
+77°F
+66°F
+68°F
+84°F
+70°F
+64°F
+68°F
+59°F
+68°F
+82°F
+82°F
+81°F
+66°F
24 Hours Forecast
Spearfish
Local time: 10:42
October 29, thursday
1200
55°F
S
4 mph
1500
57°F
SW
6 mph
1800
43°F
NW
6 mph
2100
41°F
NW
4 mph
October 30, friday
0000
39°F
N
2 mph
0300
39°F
W
2 mph
0600
37°F
W
2 mph
0900
39°F
SW
2 mph
Units of measurement: °C / °F