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August Weather in Green River, United States

Last updated: June 24, 2025

In Green River, United States, the average temperature in August hovers around 22°C (72°F). Expect a range of temperatures with a minimum of 7°C (45°F) and a maximum reaching 35°C (96°F). During this month, you can anticipate 11 mm (0.4 in) of precipitation over 2 days, complemented by an average humidity of 41%. Enjoy the diverse weather as it unfolds!

August Temperature in Green River

In August in Green River, the average temperature is 22°C (72°F). The maximum can reach 35°C (96°F), and the minimum can be as low as 7°C (45°F). It's an ideal time for travelers to enjoy a variety of outdoor activities while being prepared for both warm and cooler temperatures.

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

The chart illustrates August temperature patterns in Green River, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Green River, August typically has an average temperature of 22°C (72°F), with highs reaching up to 35°C (96°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec192131425266747161443422
Data source: Temperature data for Green 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 Green River

In Green River in August, the precipitation amount is 11 mm (0.4 in) over the course of 2 days.

August Precipitation Trends in Green River

The chart displays monthly precipitation patterns in Green 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 Green River, August typically receives around 11 mm (0.4 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec24244138441571119212322
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Green River

In Green River in August humidity is 41%. With an average temperature of 22°C (72°F), this humidity feels like a pleasant warmth that enhances the overall travel experience, making it comfortable for exploring outdoor attractions without feeling too sticky or oppressive.

August Average Humidity in Green River

This chart illustrates the average monthly humidity levels in Green 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 Green River is approximately 41%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%93%85%73%64%57%45%41%50%70%84%90%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Green River

In Green River in August, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Green River.

Maximum UV Index Levels in Green River for August

The chart shows the monthly maximum UV Index (UVI) for Green 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 Green River typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46710111212119743
Data source: Green 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 Green River Compares to Other Months

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

This table compares monthly weather conditions in Green River, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (19°F)24 mm (0.9 inches)92%moderate
February Weather-6°C (22°F)24 mm (1.0 inches)93%high
March Weather0°C (32°F)41 mm (1.6 inches)85%high
April Weather5°C (42°F)38 mm (1.5 inches)73%very high
May Weather11°C (53°F)44 mm (1.7 inches)64%extreme
June Weather19°C (66°F)15 mm (0.6 inches)57%extreme
July Weather23°C (74°F)7 mm (0.3 inches)45%extreme
August Weather22°C (72°F)11 mm (0.4 inches)41%extreme
September Weather16°C (62°F)19 mm (0.7 inches)50%very high
October Weather7°C (44°F)21 mm (0.8 inches)70%high
November Weather1°C (34°F)23 mm (0.9 inches)84%moderate
December Weather-6°C (22°F)22 mm (0.9 inches)90%moderate

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