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August Weather in Westfield, United States

Last updated: June 24, 2025

In August, the average temperature in Westfield, United States is a pleasant 21°C (70°F). Visitors can expect a minimum of 11°C (51°F) and a maximum of 31°C (88°F), making it an ideal time for outdoor activities. However, be prepared for some rain, as 111 mm (4.4 in) of precipitation might fall over approximately 15 days, and the average humidity sits at a comfortable 72%. Enjoy the blend of warmth and refreshing showers!

August Temperature in Westfield

In August in Westfield, the average temperature is 21°C (70°F). Maximum temperatures can reach 31°C (88°F), while the minimum can drop to as low as 11°C (51°F). This mild weather makes Westfield an ideal destination for travelers seeking pleasant outdoor activities during this time.

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 31°C (88°F) and lows dropping to around 11°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec272835445766727064544033
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 111 mm (4.4 in) spread over 15 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 111 mm (4.4 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec10310410012612212915511187152129124
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 72%. With an average temperature of 21°C (70°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities a bit sticky and sweaty, but still manageable for traveling if you stay hydrated and take regular breaks in the shade.

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 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%91%88%88%82%80%77%72%76%83%88%87%
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.
JanFebMarAprMayJunJulAugSepOctNovDec24689101098642
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-3°C (27°F)103 mm (4.1 inches)91%low
February Weather-2°C (29°F)104 mm (4.1 inches)91%moderate
March Weather1°C (35°F)100 mm (3.9 inches)88%high
April Weather7°C (45°F)126 mm (4.9 inches)88%very high
May Weather14°C (57°F)122 mm (4.8 inches)82%very high
June Weather19°C (67°F)129 mm (5.1 inches)79%very high
July Weather22°C (72°F)155 mm (6.1 inches)77%very high
August Weather21°C (70°F)111 mm (4.4 inches)72%very high
September Weather18°C (64°F)87 mm (3.4 inches)76%very high
October Weather12°C (54°F)152 mm (6.0 inches)83%high
November Weather4°C (40°F)129 mm (5.1 inches)88%moderate
December Weather1°C (33°F)124 mm (4.9 inches)87%low

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