Black Hawk County (Waterloo)
October
Weather in Black Hawk County, Iowa for October 2026
Your guide to Black Hawk County weather in October - trends and predictions
Until now, October 2026 in Black Hawk County 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 Black Hawk County 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.
Black Hawk County 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 Black Hawk County? check out the best time to travel to Black Hawk County page.
✨ Is October a good time to visit Black Hawk County? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
24
Dry days
7
Rainy days
0
Snow days
19°/8°
Temperatures
24 km/h
Avg max wind
66 %
Avg humidity
Black Hawk County Weather October
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Temperatures trend during October in Black Hawk County
See the weather trend as well as the moving average line
October weather in Black Hawk County day by day
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| 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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Important Notice
Our weather forecast for Black Hawk County 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 Black Hawk County forecast closer to your planned date for the most up-to-date weather information.
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Black Hawk County in October - FAQ
What are the expected maximum and minimum temperatures in Black Hawk County 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 Black Hawk County during October?
Significant rainfall exceeding 186.5 mm is expected in Black Hawk County during October, occurring over more than 7 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Black Hawk County during October?
The average wind speed in Black Hawk County during October is 24 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Black Hawk County
Explore the daily rainfall trends and prepare for Black Hawk Countys October weather 💧
Typically, Black Hawk County has 7 rainy days in October with a total of 186.5 mm of rainfall.
UV exposure in Black Hawk County during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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