Ada County (Boise)
August
Weather in Ada County for August 2025
Your guide to Ada County weather in August - trends and predictions
In general, the average temperature in Ada County at the beginning of August is 36 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 26.7 °F by the end of August.
With an average of 3 rainy days, Ada County experiences minimal rainfall in August.
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28
Dry days
3
Rainy days
0
Snow days
31°/18°
Temperatures
19 km/h
Avg max wind
23 %
Avg humidity
Ada County in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  37° | 2 40° | 3  38° | ||||
| 4 33° | 5  37° | 6 34° | 7 33° | 8 34° | 9 34° | 10  33° |
| 11 32° | 12 32° | 13 28° | 14 28° | 15 29° | 16 28° | 17 35° |
| 18 31° | 19 31° | 20 29° | 21 26° | 22 32° | 23 26° | 24  18° |
| 25 20° | 26 25° | 27 32° | 28 21° | 29 27° | 30 30° | 31 32° |
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Temperatures trend during August in Ada County
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 | Sunny | 37° /22° | 0 mm | 9 | |
| Aug. 2 | Sunny | 40° /24° | 0 mm | 10 | |
| Aug. 3 | Partly cloudy | 38° /26° | 0.6 mm | 9 | |
| Aug. 4 | Sunny | 33° /22° | 0.6 mm | 8 | |
| Aug. 5 | Patchy rain possible | 37° /24° | 0.1 mm | 8 | |
| Aug. 6 | Sunny | 34° /22° | 0 mm | 8 | |
| Aug. 7 | Sunny | 33° /20° | 0 mm | 8 | |
| Aug. 8 | Partly cloudy | 34° /21° | 0 mm | 8 | |
| Aug. 9 | Patchy rain possible | 34° /20° | 0.8 mm | 7 | |
| Aug. 10 | Cloudy | 33° /21° | 0 mm | 7 | |
| Aug. 11 | Sunny | 32° /19° | 0 mm | 8 | |
| Aug. 12 | Sunny | 32° /20° | 0 mm | 8 | |
| Aug. 13 | Partly cloudy | 28° /22° | 0 mm | 7 | |
| Aug. 14 | Sunny | 28° /16° | 0 mm | 7 | |
| Aug. 15 | Sunny | 29° /18° | 0 mm | 7 | |
| Aug. 16 | Sunny | 28° /15° | 0 mm | 7 | |
| Aug. 17 | Sunny | 35° /19° | 0 mm | 9 | |
| Aug. 18 | Sunny | 31° /19° | 0 mm | 8 | |
| Aug. 19 | Patchy rain possible | 31° /19° | 0.1 mm | 7 | |
| Aug. 20 | Cloudy | 29° /17° | 0 mm | 6 | |
| Aug. 21 | Sunny | 26° /15° | 0 mm | 7 | |
| Aug. 22 | Sunny | 32° /18° | 0 mm | 8 | |
| Aug. 23 | Partly cloudy | 26° /17° | 0 mm | 7 | |
| Aug. 24 | Thundery outbreaks possible | 18° /13° | 0 mm | 4 | |
| Aug. 25 | Patchy rain possible | 20° /12° | 0.1 mm | 5 | |
| Aug. 26 | Sunny | 25° /13° | 0 mm | 7 | |
| Aug. 27 | Sunny | 32° /17° | 0 mm | 8 | |
| Aug. 28 | Sunny | 21° /8° | 0 mm | 6 | |
| Aug. 29 | Sunny | 27° /12° | 0 mm | 7 | |
| Aug. 30 | Sunny | 30° /15° | 0 mm | 8 | |
| Aug. 31 | Sunny | 32° /17° | 0 mm | 8 | |
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Important Notice
Our weather forecast for Ada 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 Ada County forecast closer to your planned date for the most up-to-date weather information.
Ada County in August - FAQ
What are the expected maximum and minimum temperatures in Ada County during August?
Expect warm days with temperatures around 31°, cooling to mild conditions of 18° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Ada County during August?
Rainfall in Ada County during August is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 3 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Ada County during August?
The average wind speed in Ada County during August is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Ada County
Explore the daily rainfall trends and prepare for Ada Countys August weather 💧
UV exposure in Ada County during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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Where is Ada County?Get accurate weather forecasts for Ada County, located at latitude 43.614 and longitude -116.203. Stay updated with localized weather information tailored for Ada County.
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