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April Weather in Brunswick, United States

Last updated: June 24, 2025

The average temperature in Brunswick, United States during April is a refreshing 12°C (54°F). Expect temperatures to range from a chilly -7°C (20°F) to a warm 30°C (86°F). This month also brings about 92 mm (3.6 in) of precipitation over approximately 10 days, contributing to an average humidity level of 77%. Stay prepared for varied weather!

April Temperature in Brunswick

In April in Brunswick, the average temperature is 12°C (54°F). Maximum temperatures can reach 30°C (86°F), while minimum temperatures can drop to as low as -7°C (20°F). Travelers should be prepared for a wide range of temperatures, making it essential to pack accordingly for both warm and cold conditions.

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

The chart illustrates April temperature patterns in Brunswick, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Brunswick, April typically has an average temperature of 12°C (54°F), with highs reaching up to 30°C (86°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec303245546676797671574337
Data source: Temperature data for Brunswick 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 Brunswick

In Brunswick in April, the total precipitation amount is 92 mm (3.6 in), which falls over the course of 10 days.

April Precipitation Trends in Brunswick

The chart displays monthly precipitation patterns in Brunswick, 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 Brunswick, April typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec62511159222014311499781214937
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Brunswick

In Brunswick in April, humidity is 77%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill that wraps around you, making your travels a little more uncomfortable and requiring you to dress in layers to stay warm and dry.

April Average Humidity in Brunswick

This chart illustrates the average monthly humidity levels in Brunswick, 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 Brunswick is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%78%75%77%82%83%81%78%72%72%84%86%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Brunswick

In Brunswick in April, 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 Brunswick.

Maximum UV Index Levels in Brunswick for April

The chart shows the monthly maximum UV Index (UVI) for Brunswick 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 Brunswick typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109643
Data source: Brunswick 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 Brunswick Compares to Other Months

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

This table compares monthly weather conditions in Brunswick, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)62 mm (2.4 inches)80%moderate
February Weather0°C (32°F)51 mm (2.0 inches)78%moderate
March Weather7°C (46°F)115 mm (4.5 inches)75%high
April Weather12°C (54°F)92 mm (3.6 inches)77%very high
May Weather19°C (66°F)220 mm (8.6 inches)82%very high
June Weather25°C (76°F)143 mm (5.6 inches)83%extreme
July Weather26°C (80°F)114 mm (4.5 inches)81%extreme
August Weather24°C (76°F)99 mm (3.9 inches)78%very high
September Weather22°C (72°F)78 mm (3.1 inches)72%very high
October Weather14°C (57°F)121 mm (4.7 inches)72%high
November Weather6°C (44°F)49 mm (1.9 inches)84%moderate
December Weather3°C (37°F)37 mm (1.4 inches)86%moderate

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