Sioux Falls
October
Weather in Sioux Falls for October 2025
Your guide to Sioux Falls weather in October - trends and predictions
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.
The climate of Sioux Falls in October is notably wet, with an average of 11 rainy days.
Snowfall in Sioux Falls during October is quite rare, with fewer than 2 snowy days on average.
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19
Dry days
11
Rainy days
1
Snow days
16°/5°
Temperatures
25 km/h
Avg max wind
67 %
Avg humidity
Sioux Falls in October average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  26° | 2  30° | 3  21° | 4 21° | 5  22° | ||
| 6 15° | 7  17° | 8 24° | 9 22° | 10  23° | 11 21° | 12 17° |
| 13  13° | 14  10° | 15 12° | 16  18° | 17 23° | 18 18° | 19 20° |
| 20 26° | 21 22° | 22 21° | 23 19° | 24 18° | 25 16° | 26 15° |
| 27  12° | 28  7° | 29 13° | 30 9° | 31 6° |
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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 | 26° /11° | 1.3 mm | 0 cm | |
| Oct. 2 | Patchy rain possible | 30° /12° | 0 mm | 0 cm | |
| Oct. 3 | Moderate or heavy rain with thunder | 21° /10° | 25.2 mm | 0 cm | |
| Oct. 4 | Thundery outbreaks possible | 21° /8° | 2.8 mm | 0 cm | |
| Oct. 5 | Overcast | 22° /10° | 0 mm | 0 cm | |
| Oct. 6 | Patchy rain possible | 15° /5° | 0.5 mm | 0 cm | |
| Oct. 7 | Partly cloudy | 17° /1° | 0 mm | 0 cm | |
| Oct. 8 | Overcast | 24° /5° | 0 mm | 0 cm | |
| Oct. 9 | Partly cloudy | 22° /4° | 0 mm | 0 cm | |
| Oct. 10 | Sunny | 23° /6° | 0 mm | 0 cm | |
| Oct. 11 | Overcast | 21° /8° | 0 mm | 0 cm | |
| Oct. 12 | Light rain shower | 17° /6° | 21.4 mm | 0 cm | |
| Oct. 13 | Torrential rain shower | 13° /5° | 24 mm | 0 cm | |
| Oct. 14 | Light drizzle | 10° /3° | 0.4 mm | 0 cm | |
| Oct. 15 | Overcast | 12° /1° | 0 mm | 0 cm | |
| Oct. 16 | Mist | 18° /-2° | 0 mm | 0 cm | |
| Oct. 17 | Sunny | 23° /3° | 0 mm | 0 cm | |
| Oct. 18 | Light drizzle | 18° /9° | 0.7 mm | 0 cm | |
| Oct. 19 | Patchy rain possible | 20° /9° | 0 mm | 0 cm | |
| Oct. 20 | Sunny | 26° /5° | 0 mm | 0 cm | |
| Oct. 21 | Sunny | 22° /10° | 0 mm | 0 cm | |
| Oct. 22 | Mist | 21° /5° | 0 mm | 0 cm | |
| Oct. 23 | Mist | 19° /3° | 0 mm | 0 cm | |
| Oct. 24 | Light rain shower | 18° /7° | 1.4 mm | 0 cm | |
| Oct. 25 | Light rain shower | 16° /4° | 1.5 mm | 0 cm | |
| Oct. 26 | Fog | 15° /4° | 1 mm | 0 cm | |
| Oct. 27 | Light snow | 12° /2° | 0 mm | 0 cm | |
| Oct. 28 | Heavy snow | 7° /3° | 1.7 mm | 1.4 cm | |
| Oct. 29 | Overcast | 13° /4° | 0 mm | 0 cm | |
| Oct. 30 | Overcast | 9° /0° | 0 mm | 0 cm | |
| Oct. 31 | 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 16° 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?
Significant rainfall exceeding 163.8 mm is expected in Sioux Falls during October, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
Is snowfall common in Sioux Falls during October?
Sioux Falls experiences an average snowfall of 2.8 cm during October, occurring over 1 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in Sioux Falls during October?
The average wind speed in Sioux Falls during October is 25 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Sioux Falls
Explore the daily rainfall trends and prepare for Sioux Fallss October weather 💧
October snowfall in Sioux Falls
Track daily snowfall levels and discover Sioux Falls’s snowy potential this October ❄️
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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