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May Weather in Storrs, United States

Last updated: June 24, 2025

In May, the average temperature in Storrs, United States hovers around 15°C (59°F). Expect a minimum chill of 1°C (33°F) and a warm maximum of 34°C (93°F). During this month, you can anticipate 113 mm (4.5 in) of precipitation spread over 12 days, with humidity levels averaging around 75%. Prepare for both the refreshing coolness and the occasional downpour!

May Temperature in Storrs

In May in Storrs, the average temperature is 15°C (59°F). The maximum can reach 34°C (93°F), and the minimum can be as low as 1°C (33°F). Be prepared for a wide range of temperatures if you plan to travel during this month.

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

The chart illustrates May temperature patterns in Storrs, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Storrs, May typically has an average temperature of 15°C (59°F), with highs reaching up to 34°C (93°F) and lows dropping to around 1°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec303338485968747366564234
Data source: Temperature data for Storrs 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 Storrs

In Storrs in May, the precipitation amount is 113 mm (4.5 in) over the course of 12 days.

May Precipitation Trends in Storrs

The chart displays monthly precipitation patterns in Storrs, 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 Storrs, May typically receives around 113 mm (4.5 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec688792127113921511029713394127
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Storrs

In Storrs in May, humidity is 75%. With an average temperature of 15°C (59°F), this humidity feels like a warm blanket enveloping you, making it feel more oppressive than refreshing, which can be a challenge for travelers seeking comfort while exploring the area.

May Average Humidity in Storrs

This chart illustrates the average monthly humidity levels in Storrs, 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 Storrs is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%82%79%75%78%76%76%76%75%80%80%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Storrs

In Storrs 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 Storrs.

Maximum UV Index Levels in Storrs for May

The chart shows the monthly maximum UV Index (UVI) for Storrs 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 Storrs typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3568910998642
Data source: Storrs 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 Storrs Compares to Other Months

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

This table compares monthly weather conditions in Storrs, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)68 mm (2.7 inches)84%moderate
February Weather0°C (33°F)87 mm (3.4 inches)84%moderate
March Weather3°C (39°F)92 mm (3.6 inches)82%high
April Weather9°C (49°F)127 mm (5.0 inches)79%very high
May Weather15°C (59°F)113 mm (4.5 inches)75%very high
June Weather20°C (69°F)92 mm (3.6 inches)78%very high
July Weather23°C (74°F)151 mm (6.0 inches)76%very high
August Weather23°C (73°F)102 mm (4.0 inches)76%very high
September Weather19°C (66°F)97 mm (3.8 inches)75%very high
October Weather13°C (56°F)133 mm (5.2 inches)75%high
November Weather6°C (43°F)94 mm (3.7 inches)80%moderate
December Weather1°C (34°F)127 mm (5.0 inches)80%low

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