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August Weather in Prescott, United States

Last updated: June 24, 2025

In August, the average temperature in Prescott, United States is a pleasant 26°C (78°F). However, temperatures can vary significantly, ranging from a minimum of 15°C (59°F) to a sweltering maximum of 39°C (102°F). With 56 mm (2.2 in) of precipitation spread over 12 days, you might experience occasional showers, but the average humidity remains a comfortable 30%. Enjoy the warm, sunny days while staying prepared for the brief rain!

August Temperature in Prescott

In August in Prescott, the average temperature is 26°C (78°F). Maximums can reach 39°C (102°F), while minimums can dip as low as 15°C (59°F). Be prepared for warm days and cooler nights when traveling during this month.

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

The chart illustrates August temperature patterns in Prescott, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Prescott, August typically has an average temperature of 26°C (78°F), with highs reaching up to 39°C (102°F) and lows dropping to around 15°C (59°F).
JanFebMarAprMayJunJulAugSepOctNovDec424349596678797873615243
Data source: Temperature data for Prescott 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 Prescott

In Prescott in August, the precipitation amount is 56 mm (2.2 in) spread over 12 days.

August Precipitation Trends in Prescott

The chart displays monthly precipitation patterns in Prescott, 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 Prescott, August typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec45475191451105635262531
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Prescott

In Prescott in August humidity is 30%. With an average temperature of 26°C (78°F), this humidity feels like a comfortable embrace, making travel enjoyable as you explore the sights without feeling overly sticky or drained.

August Average Humidity in Prescott

This chart illustrates the average monthly humidity levels in Prescott, 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 Prescott is approximately 30%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%80%68%58%45%31%27%30%48%60%70%77%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Prescott

In Prescott 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 Prescott.

Maximum UV Index Levels in Prescott for August

The chart shows the monthly maximum UV Index (UVI) for Prescott 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 Prescott typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec479111212121110864
Data source: Prescott 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 Prescott Compares to Other Months

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

This table compares monthly weather conditions in Prescott, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)45 mm (1.8 inches)77%moderate
February Weather6°C (43°F)47 mm (1.8 inches)80%high
March Weather10°C (49°F)51 mm (2.0 inches)68%very high
April Weather15°C (59°F)9 mm (0.3 inches)58%extreme
May Weather19°C (66°F)14 mm (0.6 inches)45%extreme
June Weather25°C (78°F)5 mm (0.2 inches)31%extreme
July Weather26°C (80°F)110 mm (4.3 inches)27%extreme
August Weather26°C (78°F)56 mm (2.2 inches)30%extreme
September Weather23°C (73°F)35 mm (1.4 inches)48%very high
October Weather16°C (61°F)26 mm (1.0 inches)59%very high
November Weather11°C (52°F)25 mm (1.0 inches)70%high
December Weather6°C (43°F)31 mm (1.2 inches)77%moderate

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