Waterloo (IA)
October
Weather in Waterloo, Iowa for October 2026
Your guide to Waterloo weather in October - trends and predictions
In general, the average temperature in Waterloo at the beginning of October is 24.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14.1 °C by the end of October.
The climate of Waterloo in October is notably wet, with an average of 13 rainy days, and a total of 210.5 mm of precipitation.
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Temperatures
Rain 🌧️
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18
Dry days
13
Rainy days
0
Snow days
19°/8°
Temperatures
24 km/h
Avg max wind
64 %
Avg humidity
Waterloo Weather October
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Temperatures trend during October in Waterloo
See the weather trend as well as the moving average line
October weather in Waterloo day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Oct. 1 |  Overcast | 23° /12° | 0 mm | 6 | |
| Oct. 2 |  Sunny | 27° /10° | 0 mm | 7 | |
| Oct. 3 |  Partly cloudy | 27° /12° | 0.9 mm | 7 | |
| Oct. 4 | Sunny | 26° /13° | 0 mm | 6 | |
| Oct. 5 |  Cloudy | 29° /14° | 0 mm | 7 | |
| Oct. 6 | Sunny | 19° /11° | 6.1 mm | 5 | |
| Oct. 7 | Sunny | 20° /6° | 0 mm | 6 | |
| Oct. 8 | Sunny | 22° /5° | 0 mm | 5 | |
| Oct. 9 | Sunny | 21° /5° | 0 mm | 6 | |
| Oct. 10 | Overcast | 24° /10° | 0 mm | 6 | |
| Oct. 11 | Overcast | 24° /8° | 0 mm | 6 | |
| Oct. 12 |  Patchy rain possible | 19° /10° | 0.2 mm | 4 | |
| Oct. 13 | Cloudy | 18° /11° | 19.5 mm | 5 | |
| Oct. 14 | Overcast | 11° /6° | 3.3 mm | 3 | |
| Oct. 15 | Sunny | 13° /5° | 16.5 mm | 4 | |
| Oct. 16 | Sunny | 19° /5° | 0 mm | 5 | |
| Oct. 17 | Sunny | 21° /8° | 15.8 mm | 5 | |
| Oct. 18 | Sunny | 22° /8° | 8.9 mm | 6 | |
| Oct. 19 | Cloudy | 20° /7° | 0 mm | 5 | |
| Oct. 20 | Sunny | 24° /8° | 0 mm | 6 | |
| Oct. 21 | Sunny | 18° /8° | 0 mm | 5 | |
| Oct. 22 | Patchy rain possible | 18° /7° | 0.1 mm | 5 | |
| Oct. 23 | Sunny | 14° /3° | 0 mm | 4 | |
| Oct. 24 | Overcast | 15° /1° | 6.2 mm | 4 | |
| Oct. 25 | Overcast | 13° /7° | 17.7 mm | 4 | |
| Oct. 26 | Partly cloudy | 14° /5° | 0 mm | 4 | |
| Oct. 27 | Partly cloudy | 15° /4° | 0 mm | 4 | |
| Oct. 28 | Overcast | 14° /7° | 19.9 mm | 3 | |
| Oct. 29 | Overcast | 17° /11° | 14.1 mm | 4 | |
| Oct. 30 | Light rain shower | 14° /10° | 16.6 mm | 4 | |
| Oct. 31 | Overcast | 12° /5° | 64.8 mm | 3 | |
| Next | |||||
Important Notice
Our weather forecast for Waterloo 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 Waterloo forecast closer to your planned date for the most up-to-date weather information.
Change Month
Waterloo in October - FAQ
What are the expected maximum and minimum temperatures in Waterloo during October?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Waterloo during October?
Significant rainfall exceeding 210.5 mm is expected in Waterloo during October, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Waterloo during October?
The average wind speed in Waterloo during October is 24 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Waterloo
Explore the daily rainfall trends and prepare for Waterloos October weather 💧
Typically, Waterloo has 13 rainy days in October with a total of 210.5 mm of rainfall.
UV exposure in Waterloo during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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