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April Weather in Millbury, United States

Last updated: June 24, 2025

In Millbury, United States, the average temperature in April hovers around 9°C (48°F). Expect a minimum plunge to -4°C (25°F) and a maximum rise to 29°C (84°F). During this month, precipitation totals approximately 130 mm (5.1 in) spread over 13 days, contributing to an average humidity of 80%.

April Temperature in Millbury

In April in Millbury, the average temperature is 9°C (48°F), with maximums reaching 29°C (84°F) and minimums dropping as low as -4°C (25°F). Be prepared for a wide range of temperatures and pack accordingly for your trip!

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

The chart illustrates April temperature patterns in Millbury, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Millbury, April typically has an average temperature of 9°C (48°F), with highs reaching up to 29°C (84°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec293237475868737265554133
Data source: Temperature data for Millbury 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 Millbury

In Millbury in April, the precipitation amount is 130 mm (5.1 in) spread over 13 days.

April Precipitation Trends in Millbury

The chart displays monthly precipitation patterns in Millbury, 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 Millbury, April typically receives around 130 mm (5.1 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec728890130949515010193141101124
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Millbury

In Millbury in April humidity is 80%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and travel quite uncomfortable.

April Average Humidity in Millbury

This chart illustrates the average monthly humidity levels in Millbury, 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 Millbury is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%82%80%72%72%67%66%71%79%84%81%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Millbury

In Millbury 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 Millbury.

Maximum UV Index Levels in Millbury for April

The chart shows the monthly maximum UV Index (UVI) for Millbury 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 Millbury typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3568910997642
Data source: Millbury 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 Millbury Compares to Other Months

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

This table compares monthly weather conditions in Millbury, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)72 mm (2.8 inches)86%moderate
February Weather0°C (32°F)88 mm (3.5 inches)84%moderate
March Weather3°C (37°F)90 mm (3.5 inches)82%high
April Weather9°C (48°F)130 mm (5.1 inches)80%very high
May Weather14°C (58°F)94 mm (3.7 inches)72%very high
June Weather20°C (68°F)95 mm (3.7 inches)72%very high
July Weather23°C (74°F)150 mm (5.9 inches)67%very high
August Weather22°C (73°F)101 mm (4.0 inches)66%very high
September Weather19°C (66°F)93 mm (3.7 inches)71%high
October Weather13°C (55°F)141 mm (5.5 inches)78%high
November Weather5°C (42°F)101 mm (4.0 inches)84%moderate
December Weather0°C (33°F)123 mm (4.9 inches)81%low

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