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August Weather in Westfield, United States

Last updated: June 24, 2025

In August, the average temperature in Westfield, United States hovers around 21°C (70°F). Temperatures can vary widely, with a minimum of 7°C (44°F) and a maximum soaring to 33°C (91°F). Expect about 115 mm (4.5 in) of precipitation over approximately 12 days, and be prepared for an average humidity level of 76%.

August Temperature in Westfield

In August in Westfield, the average temperature is 21°C (70°F). Maximums can reach 33°C (91°F), while minimums can drop to as low as 7°C (44°F). This makes Westfield an ideal destination for travelers seeking pleasant weather with a variety of temperature experiences.

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

The chart illustrates August temperature patterns in Westfield, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Westfield, August typically has an average temperature of 21°C (70°F), with highs reaching up to 33°C (91°F) and lows dropping to around 7°C (44°F).
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Data source: Temperature data for Westfield 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 Westfield

In Westfield in August, the total precipitation amount is 115 mm (4.5 in) over a span of 12 days.

August Precipitation Trends in Westfield

The chart displays monthly precipitation patterns in Westfield, 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 Westfield, August typically receives around 115 mm (4.5 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec42536396114111117116951024948
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Westfield

In Westfield in August, humidity is 76%. With an average temperature of 21°C (70°F), this humidity feels like a warm, muggy embrace that can make outdoor activities feel more strenuous, prompting travelers to take frequent breaks and seek shade to stay comfortable during their adventures.

August Average Humidity in Westfield

This chart illustrates the average monthly humidity levels in Westfield, 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 Westfield is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%85%85%78%80%78%76%79%83%88%82%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Westfield

In Westfield 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 Westfield.

Maximum UV Index Levels in Westfield for August

The chart shows the monthly maximum UV Index (UVI) for Westfield 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 Westfield typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24589101097532
Data source: Westfield 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 Westfield Compares to Other Months

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

This table compares monthly weather conditions in Westfield, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (20°F)42 mm (1.6 inches)85%low
February Weather-7°C (20°F)53 mm (2.1 inches)85%moderate
March Weather1°C (34°F)63 mm (2.5 inches)85%moderate
April Weather7°C (44°F)96 mm (3.8 inches)85%very high
May Weather15°C (59°F)114 mm (4.5 inches)78%very high
June Weather21°C (70°F)111 mm (4.4 inches)80%very high
July Weather23°C (74°F)117 mm (4.6 inches)78%very high
August Weather21°C (70°F)115 mm (4.5 inches)76%very high
September Weather17°C (64°F)95 mm (3.7 inches)79%high
October Weather10°C (50°F)102 mm (4.0 inches)83%moderate
November Weather2°C (35°F)49 mm (1.9 inches)88%moderate
December Weather-3°C (27°F)48 mm (1.9 inches)81%low

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