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Hourly
7 Days
14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Watertown, SD
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April
Average Temperature
High
12°
Feels 10
Low
1°
Feels -3
Average Precipitation
9 Days
Rain amount
40.3mm
Snow amount
12.1cm
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Daily Historical Averages
April 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
23°
22
31°
23
21°
24
12°
25
15°
26
14°
27
7°
28
10°
29
12°
30
11°
Forecast
Tuesday, April 21, 2026
Day
23°
Feels 23
Wind
19 km/h N
Gust
29 km/h
Humidity
19%
P.O.P
10%
Night
12°
Feels 10
Wind
21 km/h E
Gust
32 km/h
Humidity
62%
P.O.P
10%
Historical Averages
Apr 21
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.