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Weather in Sioux Falls for October 2025

Your guide to Sioux Falls weather in October - trends and predictions

    Snow Forecast ❄️

  • Snowfall in Sioux Falls during October is quite rare, with fewer than 2 snowy days on average.

  • Temperatures

  • In general, the average temperature in Sioux Falls at the beginning of October is 21.7 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 11.1 °F by the end of October.

  • Rain 🌧️

  • Sioux Falls experiences moderate rainfall in October, with an average of 9 rainy days and a total precipitation of 84 mm.

  • More

  • Halloween weather in Sioux Falls 🎃 - See the complete forecast for Thursday, October 31.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
21
Dry days
Average rainy days
9
Rainy days
Average snowy days
1
Snow days
Average temperatures
18°/5°
Temperatures
Average wind speed
26 km/h
Avg max wind
Average humidity
60 %
Avg humidity

Sioux Falls in October average weather

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Temperatures trend during October in Sioux Falls

See the weather trend as well as the moving average line

October weather day by day

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Date Weather Temperatures Rain Snow More
Oct. 1 Thundery outbreaks possible
Thundery outbreaks possible
26° /11° 1.3 mm 0 cm
Oct. 2 Patchy rain possible
Patchy rain possible
30° /12° 0 mm 0 cm
Oct. 3 Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
21° /10° 25.2 mm 0 cm
Oct. 4 Thundery outbreaks possible
Thundery outbreaks possible
21° /8° 2.8 mm 0 cm
Oct. 5 Overcast
Overcast
22° /10° 0 mm 0 cm
Oct. 6 Patchy rain possible
Patchy rain possible
15° /5° 0.5 mm 0 cm
Oct. 7 Partly cloudy
Partly cloudy
17° /1° 0 mm 0 cm
Oct. 8 Overcast
Overcast
24° /5° 0 mm 0 cm
Oct. 9 Partly cloudy
Partly cloudy
22° /4° 0 mm 0 cm
Oct. 10 Sunny
Sunny
23° /6° 0 mm 0 cm
Oct. 11 Overcast
Overcast
21° /8° 0 mm 0 cm
Oct. 12 Light rain shower
Light rain shower
17° /6° 21.4 mm 0 cm
Oct. 13 Torrential rain shower
Torrential rain shower
13° /5° 24 mm 0 cm
Oct. 14 Light drizzle
Light drizzle
10° /3° 0.4 mm 0 cm
Oct. 15 Overcast
Overcast
12° /1° 0 mm 0 cm
Oct. 16 Mist
Mist
18° /-2° 0 mm 0 cm
Oct. 17 Sunny
Sunny
23° /3° 0 mm 0 cm
Oct. 18 Light drizzle
Light drizzle
18° /9° 0.7 mm 0 cm
Oct. 19 Patchy rain possible
Patchy rain possible
20° /9° 0 mm 0 cm
Oct. 20 Sunny
Sunny
26° /5° 0 mm 0 cm
Oct. 21 Sunny
Sunny
22° /10° 0 mm 0 cm
Oct. 22 Mist
Mist
21° /5° 0 mm 0 cm
Oct. 23 Mist
Mist
19° /3° 0 mm 0 cm
Oct. 24 Light rain shower
Light rain shower
18° /7° 1.4 mm 0 cm
Oct. 25 Light rain shower
Light rain shower
16° /4° 1.5 mm 0 cm
Oct. 26 Fog
Fog
15° /4° 1 mm 0 cm
Oct. 27 Light snow
Light snow
12° /2° 0 mm 0 cm
Oct. 28 Heavy snow
Heavy snow
7° /3° 1.7 mm 1.4 cm
Oct. 29 Overcast
Overcast
13° /4° 0 mm 0 cm
Oct. 30 Overcast
Overcast
9° /0° 0 mm 0 cm
Oct. 31 Partly cloudy
Partly cloudy
6° /-3° 2.1 mm 0 cm
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Important Notice
Our weather forecast for Sioux Falls in October 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 Sioux Falls forecast closer to your planned date for the most up-to-date weather information.

Sioux Falls in October - FAQ

What are the expected maximum and minimum temperatures in Sioux Falls during October?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 5°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Sioux Falls during October?
Moderate rainfall is anticipated in Sioux Falls during October, with a total of 84 mm spread over approximately 9 days. Considering plans for rainy days is advisable.
Will it snow in Sioux Falls in October 2025?
Sioux Falls typically sees 1.4 cm of snowfall during October.
What are the typical wind conditions in Sioux Falls during October?
The average wind speed in Sioux Falls during October is 26 km/h, suggesting breezy to windy conditions, depending on your activities.

Sioux Falls snow forecast October 2025

Track daily snowfall levels and discover Sioux Falls’s snowy potential this October ❄️

October rainfall patterns in Sioux Falls

Explore the daily rainfall trends and prepare for Sioux Fallss October weather 💧

UV exposure in Sioux Falls during October

Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️

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Location coordinates Where is Sioux Falls?

Get accurate weather forecasts for Sioux Falls, located at latitude 43.55 and longitude -96.7. Stay updated with localized weather information tailored for Sioux Falls.

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