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May Weather in Harpswell Center, United States

Last updated: June 24, 2025

In May, the average temperature in Harpswell Center, United States hovers around 11°C (51°F). You'll experience a minimum of 2°C (37°F) and can enjoy a pleasant maximum of 22°C (73°F). During this month, expect about 95 mm (3.8 in) of precipitation over 11 days, contributing to an average humidity of 72%. Perfect weather for exploring and embracing the season!

May Temperature in Harpswell Center

In May in Harpswell Center, the average temperature is 11°C (51°F). The maximum can reach 22°C (73°F), while the minimum can drop to as low as 2°C (37°F). Be prepared for a mix of mild and cooler weather during your travels!

May Weather in Harpswell Center: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Harpswell Center, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harpswell Center, May typically has an average temperature of 11°C (51°F), with highs reaching up to 22°C (73°F) and lows dropping to around 2°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec293034435160676863544334
Data source: Temperature data for Harpswell Center 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 Harpswell Center

In Harpswell Center in May, the precipitation amount is 95 mm (3.8 in) spread over 11 days.

May Precipitation Trends in Harpswell Center

The chart displays monthly precipitation patterns in Harpswell Center, 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 Harpswell Center, May typically receives around 95 mm (3.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec1011059215495771127381170134149
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Harpswell Center

In Harpswell Center in May, humidity is 72%. With an average temperature of 11°C (51°F), this humidity feels like a chilly dampness that clings to your skin, making traveling a bit uncomfortable and urging you to dress in layers to stay warm and dry.

May Average Humidity in Harpswell Center

This chart illustrates the average monthly humidity levels in Harpswell Center, 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 Harpswell Center is approximately 72%, 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 May generated using information from the Copernicus Climate Change Service.

May UV Index in Harpswell Center

In Harpswell Center in May, 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 Harpswell Center.

Maximum UV Index Levels in Harpswell Center for May

The chart shows the monthly maximum UV Index (UVI) for Harpswell Center 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 Harpswell Center typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910987532
Data source: Harpswell Center 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 Harpswell Center Compares to Other Months

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

This table compares monthly weather conditions in Harpswell Center, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (30°F)101 mm (4.0 inches)86%low
February Weather-1°C (31°F)104 mm (4.1 inches)84%moderate
March Weather1°C (34°F)92 mm (3.6 inches)82%moderate
April Weather6°C (43°F)154 mm (6.1 inches)80%high
May Weather11°C (51°F)95 mm (3.8 inches)72%very high
June Weather16°C (60°F)77 mm (3.0 inches)72%very high
July Weather19°C (67°F)112 mm (4.4 inches)67%very high
August Weather20°C (68°F)73 mm (2.9 inches)66%very high
September Weather17°C (63°F)81 mm (3.2 inches)71%high
October Weather12°C (55°F)170 mm (6.7 inches)78%moderate
November Weather6°C (43°F)134 mm (5.3 inches)84%moderate
December Weather1°C (34°F)149 mm (5.9 inches)81%low

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