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April Weather in Westfield, United States

Last updated: June 24, 2025

In Westfield, United States, the average temperature in April hovers around 7°C (44°F). During this time, temperatures can dip as low as -13°C (9°F) and reach a peak of 26°C (80°F). Expect about 96 mm (3.8 in) of precipitation spread over 13 days, with an average humidity of 85%, creating a damp and chilly atmosphere.

April Temperature in Westfield

In April in Westfield, the average temperature is 7°C (44°F). Maximums can reach 26°C (80°F) while minimums can drop as low as -13°C (9°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates April 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, April typically has an average temperature of 7°C (44°F), with highs reaching up to 26°C (80°F) and lows dropping to around -13°C (9°F).
JanFebMarAprMayJunJulAugSepOctNovDec192034445870747063503527
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.

April Precipitation in Westfield

In Westfield in April, the precipitation amount is 96 mm (3.8 in) spread over 13 days, indicating a relatively rainy period.

April Precipitation Trends in Westfield

The chart displays monthly precipitation patterns in Westfield, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Westfield, April typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec42536396114111117116951024948
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Westfield

In Westfield in April, humidity is 85%. With an average temperature of 7°C (44°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable.

April Average Humidity in Westfield

This chart illustrates the average monthly humidity levels in Westfield, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Westfield is approximately 85%, 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 April generated using information from the Copernicus Climate Change Service.

April UV Index in Westfield

In Westfield in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Westfield.

Maximum UV Index Levels in Westfield for April

The chart shows the monthly maximum UV Index (UVI) for Westfield in April, 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 April, the maximum UV index in Westfield typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24589101097532
Data source: Westfield April 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 April 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 April’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 April’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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