Nez Perce County (Lewiston)
August
Weather in Nez Perce County, Idaho for August 2026
Your guide to Nez Perce County weather in August - trends and predictions
Meteorological - Air Quality Alert - See hour by hour.
So far, August 2026 in Nez Perce County shows a warmer trend than usual by 2.6 °F.
The forecast for the upcoming days in Nez Perce County predicts a temperature of 33.8 °F, which is slightly above the historical average.
In general, the average temperature in Nez Perce County at the beginning of August is 30.6 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 34.7 °F by the end of August.
Precipitation in Nez Perce County during August is a rare event, with an average of fewer than 2 rainy days.
New! Chat with our AI weatherman - it’s amazing and free.
Official Weather Alert ⚠️
Temperatures
Rain 🌧️
More
30
Dry days
1
Rainy days
0
Snow days
32°/15°
Temperatures
15 km/h
Avg max wind
41 %
Avg humidity
Nez Perce County Weather August
Move between months or click on a day
Temperatures trend during August in Nez Perce County
See the weather trend as well as the moving average line
August weather in Nez Perce County day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Thundery outbreaks possible | 28° /18° | 0 mm | 8 | |
| Aug. 2 |  Sunny | 31° /14° | 0 mm | 9 | |
| Aug. 3 |  Partly cloudy | 31° /13° | 0 mm | 9 | |
| Aug. 4 |  Heavy rain at times | 29° /13° | 8.4 mm | 8 | |
| Aug. 5 |  Overcast | 32° /12° | 0 mm | 8 | |
| Aug. 6 | Overcast | 32° /14° | 0 mm | 8 | |
| Aug. 7 | Thundery outbreaks possible | 31° /15° | 0 mm | 8 | |
| Aug. 8 | Partly cloudy | 27° /8° | 0 mm | 7 | |
| Aug. 9 | Sunny | 34° /20° | 0 mm | 5.9 | |
| Aug. 10 |  Smoky haze | 33° /14° | 0 mm | 6.1 | |
| Aug. 11 | Sunny | 34° /14° | 0 mm | 6.3 | |
| Aug. 12 | Smoky haze | 33° /15° | 0 mm | 6.2 | |
| Aug. 13 | Smoky haze | 31° /14° | 0 mm | 8 | |
| Aug. 14 | Sunny | 33° /14° | 0 mm | 8 | |
| Aug. 15 | Sunny | 35° /16° | 0 mm | 8 | |
| Aug. 16 | Sunny | 38° /17° | 0 mm | 9 | |
| Aug. 17 | Sunny | 37° /19° | 0 mm | 9 | |
| Aug. 18 |  Patchy rain possible | 35° /21° | 2.8 mm | 9 | |
| Aug. 19 | Sunny | 33° /16° | 0 mm | 8 | |
| Aug. 20 | Sunny | 31° /18° | 0 mm | 8 | |
| Aug. 21 | Sunny | 32° /15° | 0 mm | 8 | |
| Aug. 22 | Sunny | 35° /14° | 0 mm | 9 | |
| Aug. 23 | Sunny | 38° /15° | 0 mm | 9 | |
| Aug. 24 | Partly cloudy | 39° /18° | 0 mm | 9 | |
| Aug. 25 | Sunny | 37° /19° | 0 mm | 9 | |
| Aug. 26 | Overcast | 33° /17° | 0 mm | 7 | |
| Aug. 27 | Overcast | 31° /20° | 0 mm | 7 | |
| Aug. 28 | Overcast | 33° /19° | 0 mm | 7 | |
| Aug. 29 | Sunny | 34° /13° | 0 mm | 8 | |
| Aug. 30 | Sunny | 36° /14° | 0 mm | 9 | |
| Aug. 31 | Partly cloudy | 39° /18° | 0 mm | 9 | |
| Next | |||||
Important Notice
Our weather forecast for Nez Perce 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 Nez Perce County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Nez Perce County in August - FAQ
What are the expected maximum and minimum temperatures in Nez Perce County during August?
Expect warm days with temperatures around 32°, cooling to mild conditions of 15° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Nez Perce County during August?
Expect minimal rainfall in Nez Perce County during August, with a total of 16.8 mm over approximately 1 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Nez Perce County during August?
The average wind speed in Nez Perce County during August is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Nez Perce County
Explore the daily rainfall trends and prepare for Nez Perce Countys August weather 💧
Typically, Nez Perce County has 1 rainy days in August with a total of 16.8 mm of rainfall.
UV exposure in Nez Perce County during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
Top locations in Nez Perce County
Select a location for an accurate weather forecast
More Locations Quick links
More Nez Perce County weather pages
You are here
Where is Nez Perce County?Get accurate weather forecasts for Nez Perce County, located at latitude 46.417 and longitude -117.018. Stay updated with localized weather information tailored for Nez Perce County.
Found a mistake?
We appreciate your attention to details. Tell us here.