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August Weather in Chapman, United States

Last updated: June 24, 2025

In Chapman, United States, the average temperature in August is a pleasant 25°C (78°F). However, temperatures can fluctuate, with a minimum of 13°C (55°F) and soaring up to a maximum of 37°C (99°F). Visitors might want to be prepared for some rain, as the area experiences an average precipitation of 116 mm (4.6 in) over the course of 9 days. Coupled with an average humidity of 78%, it’s essential to stay hydrated and enjoy the climate!

August Temperature in Chapman

In August in Chapman, the average temperature is 25°C (78°F). Maximum temperatures can reach 37°C (99°F), while minimums can dip as low as 13°C (55°F). Travelers should be prepared for warm daytime heat and cooler evenings.

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

The chart illustrates August temperature patterns in Chapman, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chapman, August typically has an average temperature of 25°C (78°F), with highs reaching up to 37°C (99°F) and lows dropping to around 13°C (55°F).
JanFebMarAprMayJunJulAugSepOctNovDec323346556679817873574437
Data source: Temperature data for Chapman 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 Chapman

In Chapman in August, the precipitation amount is 116 mm (4.6 in) spread over 9 days.

August Precipitation Trends in Chapman

The chart displays monthly precipitation patterns in Chapman, 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 Chapman, August typically receives around 116 mm (4.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec30287769187758411664923226
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Chapman

In Chapman in August humidity is 78%. With an average temperature of 25°C (78°F), this humidity feels like walking through a warm, thick blanket, making every step feel heavier and the air noticeably sticky, which can be quite challenging for traveling.

August Average Humidity in Chapman

This chart illustrates the average monthly humidity levels in Chapman, 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 Chapman is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%78%70%73%82%82%81%78%71%71%81%84%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Chapman

In Chapman 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 Chapman.

Maximum UV Index Levels in Chapman for August

The chart shows the monthly maximum UV Index (UVI) for Chapman 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 Chapman typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109643
Data source: Chapman 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 Chapman Compares to Other Months

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

This table compares monthly weather conditions in Chapman, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)30 mm (1.2 inches)76%moderate
February Weather0°C (33°F)28 mm (1.1 inches)77%moderate
March Weather8°C (47°F)77 mm (3.0 inches)70%high
April Weather13°C (55°F)69 mm (2.7 inches)73%very high
May Weather19°C (66°F)187 mm (7.4 inches)82%very high
June Weather26°C (79°F)75 mm (2.9 inches)82%extreme
July Weather27°C (82°F)84 mm (3.3 inches)81%extreme
August Weather25°C (78°F)116 mm (4.6 inches)78%very high
September Weather23°C (73°F)64 mm (2.5 inches)71%very high
October Weather14°C (57°F)92 mm (3.6 inches)71%high
November Weather7°C (45°F)32 mm (1.2 inches)81%moderate
December Weather3°C (37°F)26 mm (1.0 inches)84%moderate

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