Black Hawk County (Waterloo)
August
Weather in Black Hawk County, Iowa for August 2025
Your guide to Black Hawk County weather in August - trends and predictions
In general, the average temperature in Black Hawk County at the beginning of August is 26.7 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 29.9 °F by the end of August.
The climate of Black Hawk County in August is notably wet, with an average of 13 rainy days, and a total of 105.7 mm of precipitation.
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Temperatures
Rain 🌧️
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18
Dry days
13
Rainy days
0
Snow days
26°/16°
Temperatures
19 km/h
Avg max wind
81 %
Avg humidity
Black Hawk County Weather August
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Temperatures trend during August in Black Hawk County
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August weather in Black Hawk County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Patchy rain possible | 26° /20° | 6.8 mm | 6 | |
| Aug. 2 | Patchy rain possible | 28° /18° | 0.2 mm | 6 | |
| Aug. 3 |  Sunny | 27° /18° | 0 mm | 7 | |
| Aug. 4 | Patchy rain possible | 30° /18° | 10.9 mm | 7 | |
| Aug. 5 |  Partly cloudy | 30° /20° | 0.3 mm | 8 | |
| Aug. 6 |  Overcast | 23° /16° | 0 mm | 5 | |
| Aug. 7 | Partly cloudy | 23° /12° | 0 mm | 6 | |
| Aug. 8 | Patchy rain possible | 22° /14° | 0.1 mm | 5 | |
| Aug. 9 | Overcast | 19° /10° | 0 mm | 4 | |
| Aug. 10 | Partly cloudy | 20° /10° | 0 mm | 6 | |
| Aug. 11 | Partly cloudy | 23° /12° | 0 mm | 6 | |
| Aug. 12 |  Moderate or heavy rain shower | 20° /15° | 5 mm | 5 | |
| Aug. 13 | Partly cloudy | 24° /13° | 0 mm | 6 | |
| Aug. 14 | Moderate rain at times | 24° /15° | 17.4 mm | 5 | |
| Aug. 15 | Moderate or heavy rain shower | 27° /19° | 11.7 mm | 6 | |
| Aug. 16 | Moderate or heavy rain shower | 26° /17° | 6.2 mm | 6 | |
| Aug. 17 | Moderate or heavy rain shower | 24° /17° | 3.6 mm | 5 | |
| Aug. 18 | Patchy rain possible | 25° /15° | 0.2 mm | 6 | |
| Aug. 19 | Overcast | 25° /15° | 0 mm | 6 | |
| Aug. 20 | Patchy rain possible | 24° /15° | 0.2 mm | 5 | |
| Aug. 21 | Sunny | 22° /12° | 0.2 mm | 6 | |
| Aug. 22 | Partly cloudy | 23° /11° | 0 mm | 6 | |
| Aug. 23 | Partly cloudy | 25° /13° | 0 mm | 7 | |
| Aug. 24 | Patchy rain possible | 30° /18° | 0.2 mm | 7 | |
| Aug. 25 |  Cloudy | 30° /21° | 1.2 mm | 7 | |
| Aug. 26 | Cloudy | 34° /23° | 8.6 mm | 7 | |
| Aug. 27 | Partly cloudy | 32° /22° | 0 mm | 8 | |
| Aug. 28 | Sunny | 30° /21° | 3.8 mm | 8 | |
| Aug. 29 | Moderate or heavy rain shower | 31° /20° | 10.3 mm | 7 | |
| Aug. 30 | Overcast | 26° /16° | 18.9 mm | 6 | |
| Aug. 31 | Sunny | 26° /13° | 0 mm | 7 | |
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Important Notice
Our weather forecast for Black Hawk County in August 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 August - FAQ
What are the expected maximum and minimum temperatures in Black Hawk County during August?
During August, expect a variety of temperatures with highs around 26° and lows near 16°, suitable for diverse activities and preferences.
How much rainfall should be expected in Black Hawk County during August?
Significant rainfall exceeding 105.7 mm is expected in Black Hawk County during August, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Black Hawk County during August?
The average wind speed in Black Hawk County during August is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Black Hawk County
Explore the daily rainfall trends and prepare for Black Hawk Countys August weather 💧
UV exposure in Black Hawk County during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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Where is Black Hawk County?Get accurate weather forecasts for Black Hawk County, located at latitude 42.493 and longitude -92.343. Stay updated with localized weather information tailored for Black Hawk County.
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