Sioux Falls (SD)
Tomorrow
Tomorrow weather in Sioux Falls
Tuesday, September 15th, 2026
21°
Sunny
Low 12°
The weather tomorrow in Sioux Falls will be colder than today, with max temperatures of 21°.
The rain will stop, and no rain is expected in Sioux Falls tomorrow.
The wind tomorrow will get lighter comparing to today but still be strong and reach over 24 km/h.
The humidity in Sioux Falls will be lower tomorrow and will reach more than 59%.
21° / 12°
Temp
5%
Rain
24 km/h
Wind
59%
Humidity
Sioux Falls Weather Pages
Sioux Falls hourly forecast for tomorrow
Scroll right to see more weather forecasts for Sioux Falls tomorrow
| 12:00 AM | 01:00 AM | 02:00 AM | 03:00 AM | 04:00 AM | 05:00 AM | 06:00 AM | 07:00 AM | 07:06 AM | 08:00 AM | 09:00 AM | 10:00 AM | 11:00 AM | 12:00 PM | 01:00 PM | 02:00 PM | 03:00 PM | 04:00 PM | 05:00 PM | 06:00 PM | 07:00 PM | 07:37 PM | 08:00 PM | 09:00 PM | 10:00 PM | 11:00 PM | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  |  | |  | | | | |  | | | | | | |  | | | | | |  | | | | | Next |
| temperatures | 18.7° | 19.3° | 17.3° | 16.3° | 15.1° | 15.6° | 14.6° | 13.5° | Sunrise | 12° | 11.5° | 13.1° | 14.8° | 16.3° | 17.7° | 18.9° | 19.6° | 20.2° | 20.2° | 19.8° | 21.1° | Sunset | 18.3° | 17.2° | 16.4° | 15.8° | |
| Feels like | 19.8° | 19.4° | 15.5° | 14.4° | 12.5° | 10.6° | 10.3° | 10.3° | 9.8° | 8.2° | 9° | 10.7° | 12.8° | 14.3° | 15.6° | 16.6° | 17.3° | 17.6° | 18.4° | 20.5° | 16.9° | 15.9° | 15.2° | 14.9° | |||
| wind speed | 7 km/h | 10 km/h | 15 km/h | 13 km/h | 16 km/h | 25 km/h | 20 km/h | 16 km/h | 12 km/h | 17 km/h | 18 km/h | 15 km/h | 12 km/h | 12 km/h | 11 km/h | 10 km/h | 9 km/h | 8 km/h | 5 km/h | 5 km/h | 7 km/h | 6 km/h | 5 km/h | 3 km/h | |||
| wind degree | 344° | 298° | 316° | 288° | 298° | 313° | 314° | 320° | 321° | 328° | 340° | 335° | 333° | 332° | 333° | 331° | 341° | 350° | 18° | 92° | 122° | 129° | 124° | 105° | |||
| wind direction | NNW | WNW | NW | WNW | WNW | NW | NW | NW | NW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | N | NNE | E | ESE | SE | SE | ESE | |||
| Precipitation | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | |||
| chance for rain | 30% | 20% | 22% | 9% | 22% | 16% | 16% | 12% | 6% | 4% | 3% | 2% | 2% | 1% | 4% | 1% | 1% | 1% | 1% | 2% | 3% | 3% | 4% | 4% | |||
| chance for snow | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| humidity | 90% | 83% | 76% | 76% | 77% | 64% | 65% | 70% | 71% | 62% | 56% | 51% | 47% | 43% | 40% | 38% | 37% | 37% | 46% | 53% | 56% | 59% | 61% | 63% | |||
| dew point | 17.1° | 16.4° | 13.2° | 12.2° | 11.2° | 9° | 8.1° | 8.1° | 7° | 4.5° | 4.5° | 4.8° | 4.9° | 5° | 5° | 4.9° | 5.2° | 5.2° | 7.9° | 11.2° | 9.4° | 9.1° | 8.9° | 8.7° | |||
| visibility | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | |||
| cloud cover | 100% | 74% | 100% | 20% | 100% | 100% | 100% | 65% | 0% | 5% | 3% | 0% | 5% | 5% | 56% | 6% | 5% | 3% | 0% | 0% | 0% | 0% | 0% | 1% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.2 | 0.7 | 1.8 | 3.1 | 4.2 | 4.8 | 4.2 | 3.3 | 2.4 | 1.4 | 0.5 | 0.1 | 0 | 0 | 0 | 0 |
Weather in Sioux Falls tomorrow
The weather in Sioux Falls tomorrow is expected to be much cooler than usual, with a forecast temperature of 21 °F, compared to an average of 30 °F for September 15th in recent years.
temperatures
21 °F
rain
0 mm
wind
24 km/h
UV
Moderate
Sioux Falls daylight overview ☀️
Tomorrow in Sioux Falls, The sun rises at 07:06 and sets at 19:37, giving a total daylight duration of 12 hours and 31 minutes.
Quick links
More Sioux Falls weather pages
What to wear tomorrow in Sioux Falls? clothing recommendations
Stay comfortably stylish - your tailored guide for tomorrow's Sioux Falls forecast.
Long-sleeve shirt
Long pant
Closed-toe shoes
Light jacket
The weather tomorrow in Sioux Falls - FAQ
What is the maximum temperature for tomorrow in Sioux Falls?
The maximum temperature for tomorrow in Sioux Falls is expected to be 21° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain tomorrow in Sioux Falls? 🌧️
Yes, there is a 5% chance of rain in Sioux Falls tomorrow. We recommend carrying an umbrella or rain gear to stay dry.
What will be the wind speed tomorrow in Sioux Falls? 🌀
The wind in Sioux Falls is expected to blow at 24 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in Sioux Falls tomorrow?
Given the forecast of 21 °F with a 5% chance of rain, we advise checking our "What to wear tomorrow" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in Sioux Falls tomorrow.
What is the sunrise and sunset time for Sioux Falls tomorrow?
The sun is expected to rise at 07:06 and set at 19:37 in Sioux Falls.
How accurate is the weather forecast Sioux Falls tomorrow? ✅
Sioux Falls weather forecast for tomorrow is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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