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7 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Sisseton, SD
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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
21°
22
31°
23
23°
24
12°
25
15°
26
14°
27
9°
28
11°
29
13°
30
12°
Forecast
Tuesday, April 21, 2026
Day
21°
Feels 21
Wind
17 km/h NW
Gust
25 km/h
Humidity
28%
P.O.P
0%
Night
8°
Feels 5
Wind
18 km/h S
Gust
27 km/h
Humidity
76%
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.
April
Average Temperature
High
12°
Feels 10
Low
1°
Feels -3
Average Precipitation
8 Days
Rain amount
28.7mm
Snow amount
8.2cm