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August Weather in Riverton, United States

Last updated: June 24, 2025

In August, the average temperature in Riverton, United States is a pleasant 21°C (70°F). However, temperatures can vary widely, with lows dipping to 6°C (44°F) and highs soaring to 35°C (96°F). During this month, expect an average precipitation of 23 mm (0.9 in) over about 5 days, and experience an average humidity level of 59%. Embrace the diverse climate and plan accordingly!

August Temperature in Riverton

In August in Riverton, the average temperature is 21°C (70°F). Maximum temperatures can reach 35°C (96°F), while minimum temperatures can dip as low as 6°C (44°F). This weather makes it an ideal time for traveling, allowing for comfortable outdoor adventures and exploration.

August Weather in Riverton: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Riverton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Riverton, August typically has an average temperature of 21°C (70°F), with highs reaching up to 35°C (96°F) and lows dropping to around 6°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec212336415265737061433424
Data source: Temperature data for Riverton 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 Riverton

In Riverton in August, the precipitation amount is 23 mm (0.9 in) over the course of 5 days.

August Precipitation Trends in Riverton

The chart displays monthly precipitation patterns in Riverton, 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 Riverton, August typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec152338618031212327311716
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Riverton

In Riverton in August humidity is 59%. With an average temperature of 21°C (70°F), this humidity feels like a pleasantly warm embrace, making it ideal for leisurely strolls and outdoor activities.

August Average Humidity in Riverton

This chart illustrates the average monthly humidity levels in Riverton, 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 Riverton is approximately 59%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%82%72%69%67%65%59%59%69%83%89%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Riverton

In Riverton in August, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Riverton.

Maximum UV Index Levels in Riverton for August

The chart shows the monthly maximum UV Index (UVI) for Riverton 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 Riverton typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111109643
Data source: Riverton 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 Riverton Compares to Other Months

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

This table compares monthly weather conditions in Riverton, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)15 mm (0.6 inches)90%moderate
February Weather-5°C (23°F)23 mm (0.9 inches)89%moderate
March Weather2°C (36°F)38 mm (1.5 inches)82%high
April Weather5°C (42°F)61 mm (2.4 inches)72%very high
May Weather11°C (52°F)80 mm (3.2 inches)69%very high
June Weather18°C (65°F)30 mm (1.2 inches)67%extreme
July Weather23°C (73°F)21 mm (0.8 inches)65%extreme
August Weather21°C (70°F)23 mm (0.9 inches)59%very high
September Weather16°C (61°F)27 mm (1.1 inches)59%very high
October Weather6°C (43°F)31 mm (1.2 inches)69%high
November Weather1°C (35°F)17 mm (0.7 inches)83%moderate
December Weather-4°C (24°F)16 mm (0.6 inches)89%moderate

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