nomadseason

August Weather in Prineville, United States

Last updated: June 24, 2025

In August, the average temperature in Prineville, United States hovers around 21°C (71°F). Expect a minimum of 5°C (41°F) and a maximum soaring to 39°C (102°F). During this month, anticipate about 8 mm (0.3 in) of precipitation spread over just 1 day, with the average humidity sitting comfortably at 62%.

August Temperature in Prineville

In August in Prineville, the average temperature is 21°C (71°F). Maximum temperatures can reach 39°C (102°F), while the minimum can drop as low as 5°C (41°F). Be prepared for a wide range of temperatures to make the most of your travel experience.

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

The chart illustrates August temperature patterns in Prineville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Prineville, August typically has an average temperature of 21°C (71°F), with highs reaching up to 39°C (102°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec333439455463727161483933
Data source: Temperature data for Prineville generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Prineville

In Prineville in August, the precipitation amount is 8 mm (0.3 in) over the course of 1 day.

August Precipitation Trends in Prineville

The chart displays monthly precipitation patterns in Prineville, 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 Prineville, August typically receives around 8 mm (0.3 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec6481545838203825425965
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

August Humidity in Prineville

In Prineville in August, humidity is 62%. With an average temperature of 21°C (71°F), this humidity feels like a warm embrace, making it ideal for leisurely strolls but potentially uncomfortable for those not acclimated, so staying hydrated and taking breaks in the shade is essential while exploring.

August Average Humidity in Prineville

This chart illustrates the average monthly humidity levels in Prineville, 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 Prineville is approximately 62%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%87%86%85%80%82%79%63%59%78%88%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Prineville

In Prineville 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 Prineville.

Maximum UV Index Levels in Prineville for August

The chart shows the monthly maximum UV Index (UVI) for Prineville 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 Prineville typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3468101010108632
Data source: Prineville 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 Prineville Compares to Other Months

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

This table compares monthly weather conditions in Prineville, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)64 mm (2.5 inches)86%moderate
February Weather1°C (34°F)81 mm (3.2 inches)87%moderate
March Weather4°C (39°F)54 mm (2.1 inches)86%high
April Weather7°C (46°F)58 mm (2.3 inches)85%very high
May Weather12°C (54°F)38 mm (1.5 inches)80%very high
June Weather17°C (63°F)19 mm (0.8 inches)82%very high
July Weather22°C (72°F)2 mm (0.1 inches)78%very high
August Weather21°C (71°F)8 mm (0.3 inches)62%very high
September Weather16°C (61°F)25 mm (1.0 inches)59%very high
October Weather9°C (48°F)42 mm (1.6 inches)78%high
November Weather4°C (40°F)59 mm (2.3 inches)88%moderate
December Weather1°C (33°F)65 mm (2.6 inches)88%low

Compare Prineville's Climate with Cities Worldwide