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August Weather in Thompson Falls, United States

Last updated: June 24, 2025

In Thompson Falls, United States, the average temperature in August hovers around 19°C (66°F). Be prepared for a range of temperatures, as the minimum can dip to 3°C (38°F), while the maximum may soar to 38°C (101°F). With an average precipitation of 26 mm (1.0 in) spread over 5 days, and humidity levels around 64%, it's wise to pack accordingly!

August Temperature in Thompson Falls

In August in Thompson Falls, the average temperature is 19°C (66°F). Maximum temperatures can reach 38°C (101°F) and minimums can be as low as 3°C (38°F). This diverse temperature range makes Thompson Falls an ideal destination for travelers seeking both warm days and cooler evenings.

August Weather in Thompson Falls: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Thompson Falls, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Thompson Falls, August typically has an average temperature of 19°C (66°F), with highs reaching up to 38°C (101°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec252232395058676655413327
Data source: Temperature data for Thompson Falls 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 Thompson Falls

In Thompson Falls in August, the precipitation amount is 26 mm (1.0 in) over the course of 5 days.

August Precipitation Trends in Thompson Falls

The chart displays monthly precipitation patterns in Thompson Falls, 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 Thompson Falls, August typically receives around 26 mm (1.0 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec851268089855918264292109107
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Thompson Falls

In Thompson Falls in August humidity is 64%. With an average temperature of 19°C (66°F), this humidity feels like a warm embrace, making travel both refreshing and slightly drizzly, ideal for leisurely exploration but a reminder to stay hydrated.

August Average Humidity in Thompson Falls

This chart illustrates the average monthly humidity levels in Thompson Falls, 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 Thompson Falls is approximately 64%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%89%87%84%78%78%77%64%62%79%87%90%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Thompson Falls

In Thompson Falls 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 Thompson Falls.

Maximum UV Index Levels in Thompson Falls for August

The chart shows the monthly maximum UV Index (UVI) for Thompson Falls 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 Thompson Falls typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2467991097532
Data source: Thompson Falls 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 Thompson Falls Compares to Other Months

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

This table compares monthly weather conditions in Thompson Falls, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)85 mm (3.4 inches)89%low
February Weather-6°C (22°F)126 mm (5.0 inches)89%moderate
March Weather0°C (32°F)80 mm (3.1 inches)87%high
April Weather4°C (39°F)89 mm (3.5 inches)84%high
May Weather10°C (50°F)85 mm (3.4 inches)77%very high
June Weather14°C (58°F)59 mm (2.3 inches)78%very high
July Weather20°C (67°F)18 mm (0.7 inches)77%very high
August Weather19°C (66°F)26 mm (1.0 inches)64%very high
September Weather13°C (55°F)42 mm (1.6 inches)62%high
October Weather5°C (41°F)92 mm (3.6 inches)79%moderate
November Weather0°C (33°F)109 mm (4.3 inches)87%moderate
December Weather-3°C (27°F)107 mm (4.2 inches)90%low

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