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Monthly
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Current
Hourly
7 Days
14 Days
Weekend
Monthly
°C
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Spearfish, SD
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March
Average Temperature
High
9°
Feels 8
Low
-2°
Feels -6
Average Precipitation
11 Days
Rain amount
49.5mm
Snow amount
97.5cm
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Daily Historical Averages
March 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
26°
22
13°
23
15°
24
17°
25
21°
26
13°
27
9°
28
13°
29
14°
30
17°
31
14°
Forecast
Saturday, March 21, 2026
Day
26°
Feels 26
Wind
22 km/h SW
Gust
33 km/h
Humidity
16%
P.O.P
20%
Night
4°
Feels 1
Wind
27 km/h N
Gust
41 km/h
Humidity
87%
P.O.P
70%
Rain
~1 mm
Historical Averages
Mar 21
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.