South Dakota (Sioux Falls)
April
Weather in South Dakota for April 2026
Your guide to South Dakota weather in April - trends and predictions
With an average of 2 snowy days, South Dakota usually enjoys a light touch of snow in April.
According to South Dakota snow forecast for April 2026, 2 snowy days are expected at the beginning of April. The first snowfall for April is expected in Thursday, April 2.The forecast for the first days of April 2026 in South Dakota predicts a temperature of 12.4 °F , which is warmer than usual.
In general, the average temperature in South Dakota at the beginning of April is 7.6 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 15.7 °F by the end of April.
The climate of South Dakota in April is notably wet, with an average of 14 rainy days, and a total of 152.4 mm of precipitation.
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Snow Forecast ❄️
Temperatures
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14
Dry days
14
Rainy days
2
Snow days
14°/4°
Temperatures
28 km/h
Avg max wind
67 %
Avg humidity
South Dakota Weather April
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What’s the Weather Like in South Dakota This April?
Discover the average temperatures and weather trends across South Dakota’s cities this April.
Temperatures trend during April in South Dakota
See the weather trend as well as the moving average line
April weather in South Dakota day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Apr. 1 |  Sunny | 9° /-3° | 0 mm | 0 cm | |
| Apr. 2 |  Patchy rain possible | 2° /1° | 4.7 mm | 0.4 cm | |
| Apr. 3 | Patchy rain possible | 4° /1° | 0.9 mm | 0.1 cm | |
| Apr. 4 | Patchy rain possible | 5° /1° | 0.1 mm | 0 cm | |
| Apr. 5 | Sunny | 10° /-2° | 0 mm | 0 cm | |
| Apr. 6 | Patchy rain possible | 15° /3° | 0.9 mm | 0 cm | |
| Apr. 7 | Patchy rain possible | 8° /4° | 0.2 mm | 0 cm | |
| Apr. 8 |  Partly cloudy | 12° /2° | 0 mm | 0 cm | |
| Apr. 9 | Partly cloudy | 9° /0° | 0 mm | 0 cm | |
| Apr. 10 | Sunny | 10° /-2° | 0 mm | 0 cm | |
| Apr. 11 | Partly cloudy | 14° /3° | 0 mm | 0 cm | |
| Apr. 12 | Partly cloudy | 19° /4° | 0 mm | 0 cm | |
| Apr. 13 | Partly cloudy | 22° /8° | 0 mm | 0 cm | |
| Apr. 14 | Sunny | 17° /8° | 0 mm | 0 cm | |
| Apr. 15 | Partly cloudy | 20° /5° | 2.2 mm | 0 cm | |
| Apr. 16 |  Moderate or heavy rain shower | 19° /5° | 12.1 mm | 0 cm | |
| Apr. 17 |  Light drizzle | 15° /8° | 7.7 mm | 0 cm | |
| Apr. 18 |  Overcast | 9° /3° | 5.2 mm | 0 cm | |
| Apr. 19 | Overcast | 11° /0° | 0 mm | 0 cm | |
| Apr. 20 | Partly cloudy | 10° /0° | 10.5 mm | 0 cm | |
| Apr. 21 | Sunny | 17° /0° | 2.8 mm | 0 cm | |
| Apr. 22 | Patchy rain possible | 21° /7° | 0 mm | 0 cm | |
| Apr. 23 | Patchy rain possible | 14° /8° | 0 mm | 0 cm | |
| Apr. 24 |  Cloudy | 13° /4° | 24 mm | 0 cm | |
| Apr. 25 | Light rain shower | 18° /8° | 0.8 mm | 0 cm | |
| Apr. 26 | Moderate or heavy rain shower | 14° /7° | 18.4 mm | 0 cm | |
| Apr. 27 | Patchy rain possible | 15° /9° | 0.2 mm | 0 cm | |
| Apr. 28 | Light rain shower | 19° /9° | 14.3 mm | 0 cm | |
| Apr. 29 | Light drizzle | 13° /3° | 4.2 mm | 0 cm | |
| Apr. 30 |  Moderate or heavy rain with thunder | 18° /4° | 8.2 mm | 0 cm | |
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Important Notice
Our weather forecast for South Dakota in April is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the South Dakota forecast closer to your planned date for the most up-to-date weather information.
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South Dakota in April - FAQ
What are the expected maximum and minimum temperatures in South Dakota during April?
Prepare for cooler days with highs just around 14° and colder nights, dipping below 4°.
How much rainfall should be expected in South Dakota during April?
Significant rainfall exceeding 152.4 mm is expected in South Dakota during April, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
Will it snow in South Dakota in April 2026?
South Dakota experiences an average snowfall of 12.09 cm during April, occurring over 2 days.
What are the typical wind conditions in South Dakota during April?
The average wind speed in South Dakota during April is 28 km/h, suggesting breezy to windy conditions, depending on your activities.
South Dakota snow forecast April 2026
Track daily snowfall levels and discover South Dakota’s snowy potential this April ❄️
On average, South Dakota sees 2 snowy days during April, with approximately 12.1 cm of total snowfall.
April rainfall patterns in South Dakota
Explore the daily rainfall trends and prepare for South Dakotas April weather 💧
Typically, South Dakota has 14 rainy days in April with a total of 152.4 mm of rainfall.
UV exposure in South Dakota during April
Stay informed about UV levels for safe outdoor activities throughout the month of April ☀️
Counties in South Dakota
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Where is South Dakota?Get accurate weather forecasts for South Dakota, located at latitude 43.55 and longitude -96.7. Stay updated with localized weather information tailored for South Dakota.
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