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United States weather

Weather in Black Hawk County, Iowa for August 2025

Your guide to Black Hawk County weather in August - trends and predictions

    Official Weather Alert ⚠️

  • Special Weather Statement - See hour by hour.

    • Temperatures

  • So far, August 2025 in Black Hawk County is slightly warmer than the historical average by 1.2 °F.

  • Expect cooler weather in the next days in Black Hawk County with the forecast suggesting a temperature of 24.8 °F, lower than the historical average.

  • In general, the average temperature in Black Hawk County at the beginning of August is 26.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 23.1 °F by the end of August.

    • Rain 🌧️

  • The climate of Black Hawk County in August is notably wet, with an average of 12 rainy days, and a total of 105.8 mm of precipitation.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
19
Dry days
Average rainy days
12
Rainy days
Average snowy days
0
Snow days
Average temperatures
26°/16°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
80 %
Avg humidity

Black Hawk County Weather August

Move between months or click on a day
July
September
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy rain possible
26°
2
Patchy rain possible
26°
3
Sunny
26°
4
Patchy rain possible
28°
5
Partly cloudy
28°
6
Overcast
26°
7
Partly cloudy
26°
8
Patchy rain possible
27°
9
Overcast
25°
10
Partly cloudy
22°
11
Partly cloudy
24°
12
Moderate or heavy rain shower
25°
13
Partly cloudy
26°
14
Moderate rain at times
27°
15
Moderate or heavy rain shower
28°
16
Moderate or heavy rain shower
31°
17
Moderate or heavy rain shower
29°
18
Weather Alert Moderate rain
33°
19
Fog
30°
20
Fog
28°
21
Partly cloudy
26°
22
Patchy rain possible
28°
23
Sunny
21°
24
Sunny
19°
25
Patchy rain possible
18°
26
Sunny
20°
27
Sunny
21°
28
Sunny
23°
29
Patchy rain possible
26°
30
Partly cloudy
22°
31
Partly cloudy
32°

Temperatures trend during August in Black Hawk County

See the weather trend as well as the moving average line

August weather in Black Hawk County day by day

Click on a date for more information
July September
Date Weather Temperatures Rain UV More
Aug. 1 Patchy rain possible
Patchy rain possible
 26° /15° 3.4 mm 7
Aug. 2 Patchy rain possible
Patchy rain possible
 26° /15° 0.1 mm 6
Aug. 3 Sunny
Sunny
 26° /15° 0 mm 6
Aug. 4 Patchy rain possible
Patchy rain possible
 28° /15° 5.4 mm 7
Aug. 5 Partly cloudy
Partly cloudy
 28° /17° 0.2 mm 7
Aug. 6 Overcast
Overcast
 26° /16° 0 mm 6
Aug. 7 Partly cloudy
Partly cloudy
 26° /15° 47.1 mm 6
Aug. 8 Patchy rain possible
Patchy rain possible
 27° /18° 0.1 mm 6
Aug. 9 Overcast
Overcast
 25° /16° 0 mm 6
Aug. 10 Partly cloudy
Partly cloudy
 22° /15° 6.6 mm 6
Aug. 11 Partly cloudy
Partly cloudy
 24° /16° 4.7 mm 6
Aug. 12 Moderate or heavy rain shower
Moderate or heavy rain shower
 25° /16° 8.9 mm 6
Aug. 13 Partly cloudy
Partly cloudy
 26° /13° 0 mm 6
Aug. 14 Moderate rain at times
Moderate rain at times
 27° /15° 8.7 mm 6
Aug. 15 Moderate or heavy rain shower
Moderate or heavy rain shower
 28° /18° 5.8 mm 6
Aug. 16 Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /20° 3.1 mm 7
Aug. 17 Moderate or heavy rain shower
Moderate or heavy rain shower
 29° /19° 1.8 mm 6
Aug. 18 Moderate rain
Moderate rain
 33° /21° 5.4 mm 2
Aug. 19 Fog
Fog
 30° /21° 0 mm 1.7
Aug. 20 Fog
Fog
 28° /18° 0 mm 2.1
Aug. 21 Partly cloudy
Partly cloudy
 26° /16° 0 mm 2.2
Aug. 22 Patchy rain possible
Patchy rain possible
 28° /15° 1.2 mm 0
Aug. 23 Sunny
Sunny
 21° /11° 0 mm 5
Aug. 24 Sunny
Sunny
 19° /11° 0 mm 4
Aug. 25 Patchy rain possible
Patchy rain possible
 18° /8° 0.1 mm 3
Aug. 26 Sunny
Sunny
 20° /9° 0 mm 4
Aug. 27 Sunny
Sunny
 21° /9° 0 mm 4
Aug. 28 Sunny
Sunny
 23° /11° 0 mm 5
Aug. 29 Patchy rain possible
Patchy rain possible
 26° /14° 0.1 mm 4
Aug. 30 Partly cloudy
Partly cloudy
 22° /11° 0 mm 5
Aug. 31 Partly cloudy
Partly cloudy
 32° /17° 0 mm 6
Next
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 105.8 mm is expected in Black Hawk County during August, occurring over more than 12 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 18 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 ☀️
Top locations in Black Hawk County
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Waterloo
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Location coordinates 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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