Weather in Aberdeen, South Dakota for September 2026
Until now, September 2026 in Aberdeen has been nearly identical to the historical average, with a temperature of 24.6 °F (showing only a slight deviation of 0.3 °F).
Expect cooler weather in the next days in Aberdeen with the forecast suggesting a temperature of 17.5 °F, lower than the historical average.
In general, the average temperature in Aberdeen at the beginning of September is 25.4 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19.4 °F by the end of September.
With an average of 3 rainy days, Aberdeen experiences minimal rainfall in September.
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Aberdeen Weather September
Temperatures trend during September in Aberdeen
September weather in Aberdeen day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Fog | 25° /13° | 0.5 mm | 3 | |
| Sept. 2 |  Thundery outbreaks possible | 29° /16° | 0.2 mm | 6 | |
| Sept. 3 |  Overcast | 27° /14° | 0 mm | 6 | |
| Sept. 4 | Overcast | 24° /10° | 0.1 mm | 5 | |
| Sept. 5 | Overcast | 24° /14° | 2.8 mm | 5 | |
| Sept. 6 | Overcast | 25° /14° | 1.2 mm | 6 | |
| Sept. 7 |  Sunny | 24° /12° | 8.5 mm | 4 | |
| Sept. 8 | Thundery outbreaks possible | 28° /15° | 0 mm | 6 | |
| Sept. 9 | Fog | 27° /15° | 0 mm | 6 | |
| Sept. 10 | Fog | 30° /12° | 0 mm | 6 | |
| Sept. 11 | Overcast | 28° /17° | 0 mm | 4 | |
| Sept. 12 |  Patchy light rain with thunder | 24° /14° | 10.4 mm | 4 | |
| Sept. 13 | Fog | 24° /15° | 0 mm | 4 | |
| Sept. 14 | Fog | 26° /16° | 6.7 mm | 3 | |
| Sept. 15 | Fog | 26° /13° | 0 mm | 6 | |
| Sept. 16 | Fog | 26° /12° | 0.2 mm | 4 | |
| Sept. 17 |  Moderate or heavy rain shower | 21° /14° | 11.5 mm | 1 | |
| Sept. 18 | Fog | 20° /15° | 11 mm | 1 | |
| Sept. 19 | Mist | 17° /14° | 0.4 mm | 1 | |
| Sept. 20 | Fog | 19° /13° | 0.5 mm | 2 | |
| Sept. 21 | Fog | 20° /11° | 0.6 mm | 3 | |
| Sept. 22 | Thundery outbreaks possible | 21° /10° | 0.1 mm | 4 | |
| Sept. 23 |  Partly cloudy | 22° /12° | 0.4 mm | 3 | |
| Sept. 24 | Overcast | 18° /15° | 5.9 mm | 2.4 | |
| Sept. 25 | Fog | 18° /14° | 0.1 mm | 2.7 | |
| Sept. 26 |  Patchy rain possible | 18° /14° | 0.2 mm | 1.9 | |
| Sept. 27 | Overcast | 22° /16° | 0.3 mm | 1.4 | |
| Sept. 28 | Light rain shower | 24° /15° | 26.6 mm | 5 | |
| Sept. 29 | Overcast | 16° /9° | 2.8 mm | 5 | |
| Sept. 30 | Sunny | 20° /10° | 0 mm | 5 | |
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Aberdeen in September - FAQ
What are the expected maximum and minimum temperatures in Aberdeen during September?
How much rainfall should be expected in Aberdeen during September?
What are the typical wind conditions in Aberdeen during September?
September rainfall patterns in Aberdeen
UV exposure in Aberdeen during September
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Where is Aberdeen?Get accurate weather forecasts for Aberdeen, located at latitude 45.465 and longitude -98.486. Stay updated with localized weather information tailored for Aberdeen.