Weather in Waterloo, Iowa for October 2026
Until now, October 2026 in Waterloo has been nearly identical to the historical average, with a temperature of 20 °C (showing only a slight deviation of 0.4 °C).
In general, the average temperature in Waterloo at the beginning of October is 22.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 15 °C by the end of October.
Waterloo experiences moderate rainfall in October, with an average of 7 rainy days and a total precipitation of 186.5 mm.
Is October a good time to visit Waterloo? check out the best time to travel to Waterloo page.
✨ Is October a good time to visit Waterloo? – Ask the AI Weatherman
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Waterloo Weather October
Temperatures trend during October in Waterloo
October weather in Waterloo day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Oct. 1 |  Moderate rain | 22° /12° | 15.9 mm | 4 | |
| Oct. 2 |  Sunny | 23° /9° | 0 mm | 4.9 | |
| Oct. 3 |  Partly cloudy | 24° /11° | 0.8 mm | 4.8 | |
| Oct. 4 | Sunny | 23° /12° | 0 mm | 4.8 | |
| Oct. 5 | Sunny | 26° /12° | 0 mm | 4.7 | |
| Oct. 6 |  Light rain | 21° /11° | 4 mm | 4 | |
| Oct. 7 | Sunny | 21° /8° | 0 mm | 4.5 | |
| Oct. 8 | Sunny | 21° /6° | 0 mm | 4 | |
| Oct. 9 | Light rain | 22° /8° | 4.9 mm | 4.3 | |
| Oct. 10 |  Overcast | 25° /12° | 0 mm | 4.2 | |
| Oct. 11 | Overcast | 25° /10° | 0 mm | 4.2 | |
| Oct. 12 |  Patchy rain possible | 22° /13° | 0.1 mm | 4 | |
| Oct. 13 | Moderate rain | 19° /12° | 13 mm | 4 | |
| Oct. 14 | Patchy rain possible | 13° /8° | 2.2 mm | 2 | |
| Oct. 15 | Moderate rain | 13° /7° | 21.6 mm | 2 | |
| Oct. 16 | Sunny | 15° /5° | 0.3 mm | 3.8 | |
| Oct. 17 | Moderate rain | 18° /6° | 10.5 mm | 3.7 | |
| Oct. 18 | Light rain | 20° /7° | 5.9 mm | 3.6 | |
| Oct. 19 |  Cloudy | 19° /7° | 0 mm | 3.5 | |
| Oct. 20 | Sunny | 22° /7° | 0 mm | 3.5 | |
| Oct. 21 | Sunny | 19° /8° | 0 mm | 3.4 | |
| Oct. 22 | Sunny | 20° /8° | 0 mm | 3.3 | |
| Oct. 23 | Sunny | 17° /6° | 0.1 mm | 3 | |
| Oct. 24 | Light rain | 17° /5° | 4.1 mm | 3 | |
| Oct. 25 | Moderate rain | 16° /9° | 11.8 mm | 2 | |
| Oct. 26 | Overcast | 15° /7° | 0 mm | 2 | |
| Oct. 27 | Partly cloudy | 16° /7° | 0.4 mm | 3 | |
| Oct. 28 | Moderate rain | 17° /9° | 15.1 mm | 2 | |
| Oct. 29 | Light rain | 17° /11° | 9.6 mm | 2.9 | |
| Oct. 30 | Moderate rain | 14° /9° | 11.4 mm | 2.8 | |
| Oct. 31 | Light rain | 15° /10° | 6.7 mm | 1.1 | |
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Waterloo in October - FAQ
What are the expected maximum and minimum temperatures in Waterloo during October?
How much rainfall should be expected in Waterloo during October?
What are the typical wind conditions in Waterloo during October?
October rainfall patterns in Waterloo
UV exposure in Waterloo during October
Where is Waterloo?Get accurate weather forecasts for Waterloo, located at latitude 42.493 and longitude -92.343. Stay updated with localized weather information tailored for Waterloo.