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May Weather in West Kennebunk, United States

Last updated: June 24, 2025

In West Kennebunk, United States, the average temperature in May hovers around 13°C (56°F). Expect a range where the minimum can drop to 2°C (35°F) and the maximum soars to 33°C (92°F). During this time, precipitation averages 71 mm (2.8 in) spread across 9 days, with an average humidity level of 72%.

May Temperature in West Kennebunk

In May in West Kennebunk, the average temperature is 13°C (56°F). Maximum temperatures can reach 33°C (92°F), while minimums can drop to as low as 2°C (35°F). It's advisable to pack layers to accommodate the wide temperature range while exploring.

May Weather in West Kennebunk: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in West Kennebunk, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In West Kennebunk, May typically has an average temperature of 13°C (56°F), with highs reaching up to 33°C (92°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec282935455566727164544132
Data source: Temperature data for West Kennebunk 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 West Kennebunk

In West Kennebunk in May, the precipitation amount is 71 mm (2.8 in) spread over 9 days.

May Precipitation Trends in West Kennebunk

The chart displays monthly precipitation patterns in West Kennebunk, 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 West Kennebunk, May typically receives around 71 mm (2.8 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec81908112271701206570128107125
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in West Kennebunk

In West Kennebunk in May, humidity is 72%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket enveloping you, making outdoor activities somewhat uncomfortable and reminding travelers to stay hydrated and seek shade whenever possible.

May Average Humidity in West Kennebunk

This chart illustrates the average monthly humidity levels in West Kennebunk, 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 West Kennebunk 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 West Kennebunk

In West Kennebunk 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 West Kennebunk.

Maximum UV Index Levels in West Kennebunk for May

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

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

This table compares monthly weather conditions in West Kennebunk, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)80 mm (3.2 inches)86%low
February Weather-2°C (29°F)90 mm (3.6 inches)84%moderate
March Weather2°C (35°F)81 mm (3.2 inches)82%moderate
April Weather7°C (46°F)122 mm (4.8 inches)80%high
May Weather13°C (56°F)71 mm (2.8 inches)72%very high
June Weather19°C (66°F)70 mm (2.8 inches)72%very high
July Weather22°C (72°F)120 mm (4.7 inches)67%very high
August Weather22°C (72°F)65 mm (2.5 inches)66%very high
September Weather18°C (65°F)70 mm (2.8 inches)71%high
October Weather12°C (54°F)128 mm (5.0 inches)78%moderate
November Weather5°C (42°F)107 mm (4.2 inches)84%moderate
December Weather0°C (33°F)125 mm (4.9 inches)81%low

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