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May Weather in Brunswick, United States

Last updated: June 24, 2025

In Brunswick, United States, the average temperature in May is a pleasant 19°C (66°F). However, be prepared for a range of temperatures, where the minimum can drop to 3°C (38°F) and the maximum can soar up to 34°C (94°F). With an average humidity of 82%, you'll feel the warmth, especially during the 15 rainy days that bring about 220 mm (8.6 in) of precipitation.

May Temperature in Brunswick

In May in Brunswick, the average temperature is 19°C (66°F), with maximums reaching 34°C (94°F) and minimums dropping as low as 3°C (38°F). This diverse temperature range makes Brunswick an ideal destination for travelers seeking both warm days and cooler evenings.

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

The chart illustrates May 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, May typically has an average temperature of 19°C (66°F), with highs reaching up to 34°C (94°F) and lows dropping to around 3°C (38°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.

May Precipitation in Brunswick

In Brunswick in May, the total precipitation amount is 220 mm (8.6 in) over the course of 15 days.

May Precipitation Trends in Brunswick

The chart displays monthly precipitation patterns in Brunswick, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Brunswick, May typically receives around 220 mm (8.6 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec62511159222014311499781214937
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Brunswick

In Brunswick in May humidity is 82%. With an average temperature of 19°C (66°F), this humidity feels like a warm blanket wrapping around you, making it slightly uncomfortable for traveling as you might find yourself constantly seeking shade or a cool breeze.

May Average Humidity in Brunswick

This chart illustrates the average monthly humidity levels in Brunswick, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Brunswick is approximately 82%, 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 May generated using information from the Copernicus Climate Change Service.

May UV Index in Brunswick

In Brunswick in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Brunswick.

Maximum UV Index Levels in Brunswick for May

The chart shows the monthly maximum UV Index (UVI) for Brunswick in May, 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 May, the maximum UV index in Brunswick typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109643
Data source: Brunswick May 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 May 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 May’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 May’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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