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August Weather in Holtville, United States

Last updated: June 24, 2025

In Holtville, United States, the average temperature in August reaches a warm 27°C (81°F), making it a pleasant time to visit. Temperatures can vary, with a comfortable minimum of 18°C (65°F) and a peak of up to 37°C (100°F). Expect around 111 mm (4.4 in) of precipitation spread across 16 days, while the average humidity stays at a notable 72%. Perfect for those who enjoy a tropical climate!

August Temperature in Holtville

In August in Holtville, the average temperature is 27°C (81°F), with maximums reaching up to 37°C (100°F) and minimums dipping as low as 18°C (65°F). This warm climate makes it an ideal destination for travelers seeking sunny weather and outdoor activities.

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

The chart illustrates August temperature patterns in Holtville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Holtville, August typically has an average temperature of 27°C (81°F), with highs reaching up to 37°C (100°F) and lows dropping to around 18°C (65°F).
JanFebMarAprMayJunJulAugSepOctNovDec485459647378818077695551
Data source: Temperature data for Holtville 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 Holtville

In Holtville in August, the precipitation amount is 111 mm (4.4 in) occurring over the course of 16 days.

August Precipitation Trends in Holtville

The chart displays monthly precipitation patterns in Holtville, 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 Holtville, August typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec1221471291371281461161119311982148
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Holtville

In Holtville in August humidity is 72%. With an average temperature of 27°C (81°F), this humidity feels like walking through a warm, damp blanket, making travel a bit uncomfortable as you navigate through the thick, sticky air.

August Average Humidity in Holtville

This chart illustrates the average monthly humidity levels in Holtville, 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 Holtville is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%84%82%82%81%77%77%72%73%73%85%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Holtville

In Holtville 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 Holtville.

Maximum UV Index Levels in Holtville for August

The chart shows the monthly maximum UV Index (UVI) for Holtville 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 Holtville typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47810111111119864
Data source: Holtville 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 Holtville Compares to Other Months

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

This table compares monthly weather conditions in Holtville, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (48°F)122 mm (4.8 inches)85%moderate
February Weather12°C (54°F)147 mm (5.8 inches)84%high
March Weather15°C (60°F)129 mm (5.1 inches)82%very high
April Weather18°C (65°F)137 mm (5.4 inches)82%very high
May Weather23°C (73°F)128 mm (5.0 inches)81%extreme
June Weather26°C (78°F)146 mm (5.7 inches)77%extreme
July Weather27°C (81°F)116 mm (4.6 inches)77%extreme
August Weather27°C (81°F)111 mm (4.4 inches)72%extreme
September Weather25°C (78°F)93 mm (3.6 inches)73%very high
October Weather20°C (69°F)119 mm (4.7 inches)73%very high
November Weather13°C (55°F)82 mm (3.2 inches)85%high
December Weather11°C (51°F)148 mm (5.8 inches)88%moderate

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