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August Weather in Priest River, United States

Last updated: June 24, 2025

In August, the average temperature in Priest River, United States is a pleasant 22°C (72°F). Visitors can expect a range that dips to a minimum of 8°C (47°F) and can soar to a maximum of 40°C (105°F). During this time, the area receives about 22 mm (0.9 in) of precipitation over approximately 3 days, with an average humidity of 71%.

August Temperature in Priest River

In August in Priest River, the average temperature is 22°C (72°F). The maximum can reach 40°C (105°F), while the minimum can be as low as 8°C (47°F). Be prepared for a wide range of temperatures, making it ideal for both warm days and cooler evenings during your travels.

August Weather in Priest River: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Priest River, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Priest River, August typically has an average temperature of 22°C (72°F), with highs reaching up to 40°C (105°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec292737445664737260463731
Data source: Temperature data for Priest River generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Priest River

In Priest River in August, the precipitation amount is 22 mm (0.9 in) over a span of 3 days.

August Precipitation Trends in Priest River

The chart displays monthly precipitation patterns in Priest River, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Priest River, August typically receives around 22 mm (0.9 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec1018676745532722447796109
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Priest River

In Priest River in August humidity is 71%. With an average temperature of 22°C (72°F), this humidity feels like the air is thick and slightly stifling, making outdoor activities require frequent breaks to stay hydrated and cool.

August Average Humidity in Priest River

This chart illustrates the average monthly humidity levels in Priest River, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Priest River is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec95%93%91%88%83%80%82%71%71%85%90%96%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Priest River

In Priest River in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Priest River.

Maximum UV Index Levels in Priest River for August

The chart shows the monthly maximum UV Index (UVI) for Priest River in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in Priest River typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689997432
Data source: Priest River August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How August Weather in Priest River Compares to Other Months

Weather in Priest River varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Priest River, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Priest River, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)101 mm (4.0 inches)95%low
February Weather-3°C (27°F)86 mm (3.4 inches)93%moderate
March Weather3°C (37°F)76 mm (3.0 inches)91%moderate
April Weather7°C (45°F)74 mm (2.9 inches)88%high
May Weather13°C (56°F)55 mm (2.2 inches)83%very high
June Weather18°C (64°F)32 mm (1.2 inches)80%very high
July Weather23°C (73°F)7 mm (0.3 inches)82%very high
August Weather22°C (72°F)22 mm (0.9 inches)71%very high
September Weather16°C (61°F)44 mm (1.7 inches)71%high
October Weather8°C (46°F)77 mm (3.0 inches)85%moderate
November Weather3°C (37°F)96 mm (3.8 inches)90%moderate
December Weather-1°C (31°F)109 mm (4.3 inches)96%low

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