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August Weather in Valley, United States

Last updated: June 24, 2025

In August, the average temperature in Valley, United States hovers around 26°C (80°F). Expect minimums of 18°C (65°F) and maximums reaching 37°C (99°F). Don’t forget your umbrella, as the region experiences an average precipitation of 134 mm (5.3 in) spread over 17 days. With an average humidity of 72%, be prepared for a warm and slightly sticky atmosphere!

August Temperature in Valley

In August in Valley, the average temperature is 26°C (80°F). Maximums can reach 37°C (99°F) and minimums can be as low as 18°C (65°F). This makes it an ideal time for travelers seeking warm weather and outdoor activities.

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

The chart illustrates August temperature patterns in Valley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Valley, August typically has an average temperature of 26°C (80°F), with highs reaching up to 37°C (99°F) and lows dropping to around 18°C (65°F).
JanFebMarAprMayJunJulAugSepOctNovDec485459647278807977685551
Data source: Temperature data for Valley 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 Valley

In Valley in August, the total precipitation amount is 134 mm (5.3 in) over 17 days.

August Precipitation Trends in Valley

The chart displays monthly precipitation patterns in Valley, 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 Valley, August typically receives around 134 mm (5.3 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec11713010411612312711313410611082144
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Valley

In Valley in August, humidity is 72%. With an average temperature of 26°C (80°F), this humidity feels like a warm embrace, making traveling feel a bit heavier, yet invigorating as you navigate the vibrant atmosphere, surrounded by the rich scents and lively sounds of the locale.

August Average Humidity in Valley

This chart illustrates the average monthly humidity levels in Valley, 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 Valley 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 Valley

In Valley 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 Valley.

Maximum UV Index Levels in Valley for August

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

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

This table compares monthly weather conditions in Valley, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (48°F)117 mm (4.6 inches)85%moderate
February Weather12°C (54°F)130 mm (5.1 inches)84%high
March Weather15°C (59°F)104 mm (4.1 inches)82%very high
April Weather18°C (64°F)116 mm (4.6 inches)82%very high
May Weather22°C (73°F)123 mm (4.8 inches)81%extreme
June Weather25°C (78°F)127 mm (5.0 inches)77%extreme
July Weather27°C (80°F)113 mm (4.4 inches)77%extreme
August Weather26°C (80°F)134 mm (5.3 inches)72%extreme
September Weather25°C (77°F)106 mm (4.2 inches)73%very high
October Weather20°C (69°F)110 mm (4.3 inches)73%very high
November Weather13°C (55°F)82 mm (3.2 inches)85%high
December Weather10°C (51°F)144 mm (5.7 inches)88%moderate

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