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August Weather in Valley, United States

Last updated: June 24, 2025

In Valley, United States, the average temperature in August is a pleasant 24°C (75°F). During this time, temperatures can range from a cool 11°C (52°F) to a warm 35°C (96°F). Expect about 100 mm (4.0 in) of precipitation spread over 9 days, resulting in an average humidity of 80%. Be prepared for a mix of warmth and occasional rain!

August Temperature in Valley

In August in Valley, the average temperature is 24°C (75°F), with maximums reaching up to 35°C (96°F) and minimums dropping as low as 11°C (52°F). It's advisable to pack light clothing for warm days and a sweater for cooler evenings during your travels.

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 24°C (75°F), with highs reaching up to 35°C (96°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec252541506376787570534031
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 precipitation amount is 100 mm (4.0 in) over the course of 9 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 100 mm (4.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec3330975414612674101831153140
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 80%. With an average temperature of 24°C (75°F), this humidity feels like a warm, sticky blanket enveloping you, making travel slightly uncomfortable as sweat clings to your skin and the air feels thick, urging you to seek shade and hydration frequently.

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 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%80%73%75%78%82%83%81%75%75%82%83%
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 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 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 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356810101098642
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 Weather-4°C (25°F)32 mm (1.3 inches)76%moderate
February Weather-4°C (26°F)30 mm (1.2 inches)80%moderate
March Weather5°C (41°F)97 mm (3.8 inches)73%high
April Weather10°C (51°F)54 mm (2.1 inches)74%very high
May Weather17°C (63°F)146 mm (5.8 inches)78%very high
June Weather24°C (76°F)126 mm (5.0 inches)82%very high
July Weather26°C (78°F)74 mm (2.9 inches)83%very high
August Weather24°C (75°F)100 mm (4.0 inches)80%very high
September Weather21°C (70°F)83 mm (3.3 inches)75%very high
October Weather11°C (53°F)115 mm (4.5 inches)75%high
November Weather5°C (40°F)31 mm (1.2 inches)82%moderate
December Weather0°C (32°F)40 mm (1.6 inches)83%low

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