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Sioux Falls weather by month
Check out Sioux Falls weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.
Temperature in Sioux Falls (°C)
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Max temperature (daytime) | -4 |
-1 |
6 |
15 |
22 |
27 |
30 |
29 |
23 |
16 |
6 |
-2 |
Min temperature (night-time) | -16 |
-13 |
-5 |
1 |
8 |
13 |
17 |
15 |
9 |
2 |
-5 |
-13 |
Heat & Humidity | 0 |
0 |
0 |
0 |
0 |
L |
M |
M |
0 |
0 |
0 |
0 |
Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme
Sunshine & Daylight in Sioux Falls
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Daily hours of sunshine | ||||||||||||
Daily hours of daylight | 9 |
11 |
12 |
13 |
15 |
15 |
15 |
14 |
12 |
11 |
10 |
9 |
UV Index (Maximum) | 1 |
2 |
4 |
5 |
7 |
8 |
9 |
8 |
6 |
3 |
2 |
1 |
Rainfall in Sioux Falls
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Number of days with some rain | 7 |
7 |
9 |
10 |
11 |
11 |
10 |
9 |
8 |
6 |
7 |
6 |
Average monthly rainfall (mm) | 13 |
17 |
41 |
63 |
79 |
92 |
71 |
74 |
74 |
43 |
27 |
17 |
More about Sioux Falls
Sioux Falls by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for South Dakota
Expires at 23:59 on Wednesday 31st Dec 2025 · View all Avalon Waterways offers
The climate guide for South Dakota (Sioux Falls) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
What's the climate like in Sioux Falls?
Sioux Falls has a cold climate with hot summers and some rainfall in all months.
Metric (°C / mm) | Imperial (°F / inches)
More about the USA
Compare Sioux Falls with the UK
Below the Sioux Falls chart shows average maximum daytime temperature for Sioux Falls, South Dakota, USA and the UK (London).
Maximum daytime temperature (°C)
Metric (°C / mm) | Imperial (°F / inches)
Compare more Sioux Falls weather >>
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