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August Weather in Gridley, United States

Last updated: June 24, 2025

In August, the average temperature in Gridley, United States hovers around 23°C (74°F). Be prepared for a range, as temperatures can dip to a minimum of 11°C (53°F) and soar to a maximum of 35°C (96°F). Expect about 87 mm (3.4 in) of precipitation over 11 days, contributing to an average humidity of 81%. Whether you’re adventuring or relaxing, pack accordingly!

August Temperature in Gridley

In August in Gridley, the average temperature is 23°C (74°F). Maximum temperatures can reach 35°C (96°F), while minimums can drop as low as 11°C (53°F). This pleasant weather makes Gridley an ideal destination for travelers looking to enjoy mild and comfortable conditions.

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

The chart illustrates August temperature patterns in Gridley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gridley, August typically has an average temperature of 23°C (74°F), with highs reaching up to 35°C (96°F) and lows dropping to around 11°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec272941516474777469564034
Data source: Temperature data for Gridley 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 Gridley

In Gridley in August, the precipitation amount is 87 mm (3.4 in) over the course of 11 days.

August Precipitation Trends in Gridley

The chart displays monthly precipitation patterns in Gridley, 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 Gridley, August typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec616810511616112610687671275755
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Gridley

In Gridley in August, humidity is 81%. With an average temperature of 23°C (74°F), this humidity feels like a warm, heavy blanket draped over your skin, making travel feel a bit more sluggish and requiring plenty of water breaks to stay comfortable.

August Average Humidity in Gridley

This chart illustrates the average monthly humidity levels in Gridley, 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 Gridley is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%84%85%79%82%80%81%80%82%88%84%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Gridley

In Gridley 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 Gridley.

Maximum UV Index Levels in Gridley for August

The chart shows the monthly maximum UV Index (UVI) for Gridley 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 Gridley typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357810111098642
Data source: Gridley 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 Gridley Compares to Other Months

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

This table compares monthly weather conditions in Gridley, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)61 mm (2.4 inches)82%moderate
February Weather-2°C (29°F)68 mm (2.7 inches)83%moderate
March Weather5°C (42°F)105 mm (4.1 inches)84%high
April Weather10°C (51°F)116 mm (4.6 inches)85%very high
May Weather18°C (64°F)161 mm (6.3 inches)79%very high
June Weather23°C (74°F)126 mm (5.0 inches)82%extreme
July Weather25°C (77°F)106 mm (4.2 inches)80%very high
August Weather23°C (74°F)87 mm (3.4 inches)81%very high
September Weather21°C (70°F)67 mm (2.7 inches)80%very high
October Weather13°C (56°F)127 mm (5.0 inches)82%high
November Weather5°C (40°F)57 mm (2.2 inches)88%moderate
December Weather1°C (34°F)55 mm (2.1 inches)84%low

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