nomadseason

August Weather in Chula Vista, United States

Last updated: June 24, 2025

In August, the average temperature in Chula Vista, United States is a pleasant 23°C (74°F). Expect the temperature to range from a comfortable 16°C (62°F) at its lowest to a warm 33°C (92°F) at its highest. The month sees minimal precipitation, with only 1 mm (0.1 in) over 0 days, and average humidity levels around 42%—ideal conditions for outdoor activities!

August Temperature in Chula Vista

In August in Chula Vista, the average temperature is 23°C (74°F). The maximum can reach 33°C (92°F), while the minimum can dip as low as 16°C (62°F). This pleasant climate makes Chula Vista an ideal destination for outdoor activities and sightseeing during this time of year.

August Weather in Chula Vista: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Chula Vista, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chula Vista, August typically has an average temperature of 23°C (74°F), with highs reaching up to 33°C (92°F) and lows dropping to around 16°C (62°F).
JanFebMarAprMayJunJulAugSepOctNovDec565557616367727372686256
Data source: Temperature data for Chula Vista 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 Chula Vista

In Chula Vista in August, the precipitation amount is 1 mm (0.1 in) during 0 days, indicating a very dry period.

August Precipitation Trends in Chula Vista

The chart displays monthly precipitation patterns in Chula Vista, 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 Chula Vista, August typically receives around 1 mm (0.1 inches) of precipitation spread over approximately 0 days.
JanFebMarAprMayJunJulAugSepOctNovDec56685124222314142965
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

August Humidity in Chula Vista

In Chula Vista in August, humidity is 42%. With an average temperature of 23°C (74°F), this humidity feels like a comfortable embrace, making it pleasant for traveling and exploring the sights without feeling too sticky or oppressive.

August Average Humidity in Chula Vista

This chart illustrates the average monthly humidity levels in Chula Vista, 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 Chula Vista is approximately 42%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%77%67%56%46%48%46%42%52%58%66%74%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Chula Vista

In Chula Vista 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 Chula Vista.

Maximum UV Index Levels in Chula Vista for August

The chart shows the monthly maximum UV Index (UVI) for Chula Vista 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 Chula Vista typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111010754
Data source: Chula Vista 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 Chula Vista Compares to Other Months

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

This table compares monthly weather conditions in Chula Vista, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather13°C (56°F)56 mm (2.2 inches)72%moderate
February Weather13°C (56°F)68 mm (2.7 inches)77%high
March Weather14°C (57°F)51 mm (2.0 inches)67%very high
April Weather16°C (61°F)24 mm (0.9 inches)56%very high
May Weather17°C (63°F)21 mm (0.8 inches)46%extreme
June Weather19°C (67°F)2 mm (0.1 inches)48%extreme
July Weather22°C (72°F)3 mm (0.1 inches)46%extreme
August Weather23°C (74°F)1 mm (0.1 inches)42%very high
September Weather22°C (72°F)4 mm (0.1 inches)52%very high
October Weather20°C (68°F)14 mm (0.6 inches)58%high
November Weather17°C (62°F)29 mm (1.1 inches)66%moderate
December Weather14°C (57°F)65 mm (2.5 inches)74%moderate

Compare Chula Vista's Climate with Cities Worldwide