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May Weather in Somerset, United States

Last updated: June 24, 2025

In Somerset, United States, the average temperature for May is a pleasant 15°C (59°F). However, temperatures can vary significantly, with a minimum of -4°C (25°F) and a maximum reaching 28°C (83°F). Expect around 152 mm (6.0 in) of precipitation spread over 18 days, accompanied by an average humidity of 78%.

May Temperature in Somerset

In May in Somerset, the average temperature is 15°C (59°F), with maximums reaching up to 28°C (83°F) and minimums dropping as low as -4°C (25°F). Pack appropriately to enjoy the varied weather conditions while exploring the beauty of Somerset.

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

The chart illustrates May temperature patterns in Somerset, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Somerset, May typically has an average temperature of 15°C (59°F), with highs reaching up to 28°C (83°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec283238485966716964543933
Data source: Temperature data for Somerset 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 Somerset

In Somerset in May, the precipitation amount is 152 mm (6.0 in) distributed over 18 days.

May Precipitation Trends in Somerset

The chart displays monthly precipitation patterns in Somerset, 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 Somerset, May typically receives around 152 mm (6.0 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec8312911213015315711911212911583113
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Somerset

In Somerset in May, humidity is 78%. With an average temperature of 15°C (59°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities a bit more tiring and requiring frequent breaks for hydration as you explore the area.

May Average Humidity in Somerset

This chart illustrates the average monthly humidity levels in Somerset, 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 Somerset is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%84%78%79%70%59%68%80%87%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Somerset

In Somerset 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 Somerset.

Maximum UV Index Levels in Somerset for May

The chart shows the monthly maximum UV Index (UVI) for Somerset 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 Somerset typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101010108753
Data source: Somerset 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 Somerset Compares to Other Months

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

This table compares monthly weather conditions in Somerset, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)83 mm (3.3 inches)86%moderate
February Weather0°C (33°F)128 mm (5.1 inches)86%moderate
March Weather3°C (38°F)112 mm (4.4 inches)86%high
April Weather9°C (48°F)130 mm (5.1 inches)84%very high
May Weather15°C (59°F)152 mm (6.0 inches)78%very high
June Weather19°C (67°F)157 mm (6.2 inches)79%very high
July Weather22°C (71°F)119 mm (4.7 inches)70%very high
August Weather21°C (70°F)112 mm (4.4 inches)59%very high
September Weather18°C (64°F)129 mm (5.1 inches)68%very high
October Weather12°C (54°F)115 mm (4.5 inches)80%high
November Weather4°C (39°F)83 mm (3.3 inches)86%moderate
December Weather1°C (33°F)113 mm (4.4 inches)85%moderate

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