Missoula County (Missoula)
August
Weather in Missoula County, Montana for August 2025
Your guide to Missoula County weather in August - trends and predictions
Expect cooler weather in the next days in Missoula County with the forecast suggesting a temperature of 29.1 °F, lower than the historical average.
In general, the average temperature in Missoula County at the beginning of August is 28.4 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 25.1 °F by the end of August.
With an average of 5 rainy days, Missoula County experiences minimal rainfall in August.
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Temperatures
Rain 🌧️
More
26
Dry days
5
Rainy days
0
Snow days
28°/10°
Temperatures
13 km/h
Avg max wind
51 %
Avg humidity
Missoula County Weather August
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Temperatures trend during August in Missoula County
See the weather trend as well as the moving average line
August weather in Missoula County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Sunny | 33° /13° | 0 mm | 9 | |
| Aug. 2 | Sunny | 29° /15° | 0.6 mm | 7 | |
| Aug. 3 |  Overcast | 37° /16° | 0 mm | 8 | |
| Aug. 4 |  Patchy rain possible | 25° /13° | 2.5 mm | 1.6 | |
| Aug. 5 | Sunny | 26° /13° | 0 mm | 0 | |
| Aug. 6 |  Partly cloudy | 24° /14° | 0 mm | 6 | |
| Aug. 7 | Patchy rain possible | 25° /11° | 1 mm | 4 | |
| Aug. 8 | Sunny | 26° /6° | 0.1 mm | 5 | |
| Aug. 9 | Sunny | 30° /7° | 0 mm | 5 | |
| Aug. 10 | Sunny | 29° /10° | 0 mm | 5 | |
| Aug. 11 | Sunny | 28° /7° | 0 mm | 5 | |
| Aug. 12 | Sunny | 30° /7° | 0 mm | 5 | |
| Aug. 13 | Sunny | 32° /10° | 0 mm | 6 | |
| Aug. 14 | Sunny | 31° /11° | 0 mm | 6 | |
| Aug. 15 | Sunny | 33° /11° | 0 mm | 6 | |
| Aug. 16 | Sunny | 36° /12° | 0 mm | 6 | |
| Aug. 17 | Sunny | 32° /11° | 0 mm | 6 | |
| Aug. 18 | Overcast | 32° /11° | 0 mm | 7 | |
| Aug. 19 |  Moderate or heavy rain shower | 31° /12° | 3.8 mm | 7 | |
| Aug. 20 |  Cloudy | 28° /12° | 0 mm | 6 | |
| Aug. 21 | Overcast | 25° /10° | 0 mm | 6 | |
| Aug. 22 | Sunny | 30° /8° | 0 mm | 7 | |
| Aug. 23 | Cloudy | 31° /10° | 0 mm | 7 | |
| Aug. 24 | Patchy rain possible | 22° /9° | 0.2 mm | 5 | |
| Aug. 25 | Partly cloudy | 21° /8° | 0 mm | 6 | |
| Aug. 26 | Sunny | 25° /7° | 0 mm | 7 | |
| Aug. 27 | Patchy rain possible | 29° /8° | 4.6 mm | 6 | |
| Aug. 28 | Overcast | 16° /5° | 0.1 mm | 4 | |
| Aug. 29 | Sunny | 24° /4° | 0 mm | 6 | |
| Aug. 30 | Sunny | 30° /8° | 0 mm | 8 | |
| Aug. 31 | Sunny | 31° /8° | 0 mm | 8 | |
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Important Notice
Our weather forecast for Missoula 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 Missoula County forecast closer to your planned date for the most up-to-date weather information.
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Missoula County in August - FAQ
What are the expected maximum and minimum temperatures in Missoula County during August?
Enjoy moderate daytime temperatures of up to 28° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Missoula County during August?
In August, Missoula County can expect light to moderate rainfall, totaling 20.6 mm across approximately 5 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Missoula County during August?
The average wind speed in Missoula County during August is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Missoula County
Explore the daily rainfall trends and prepare for Missoula Countys August weather 💧
UV exposure in Missoula County during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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Where is Missoula County?Get accurate weather forecasts for Missoula County, located at latitude 46.872 and longitude -113.994. Stay updated with localized weather information tailored for Missoula County.
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