May Weather in Wallingford, United States

Last updated: June 24, 2025

In May, the average temperature in Wallingford, United States hovers around 13°C (56°F). However, be prepared for a temperature range that can swing from a chilly -2°C (30°F) to a warm 33°C (91°F). During this time, you might encounter 93 mm (3.7 in) of precipitation over approximately 14 days, coupled with an average humidity of 76%. Stay comfortable and embrace the seasonal changes!

May Temperature in Wallingford

In May in Wallingford, the average temperature is 13°C (56°F). Maximum temperatures can reach 33°C (91°F), while the minimum can dip as low as -2°C (30°F). Travelers should pack accordingly to enjoy a wide range of weather conditions.

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

The chart illustrates May temperature patterns in Wallingford, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wallingford, May typically has an average temperature of 13°C (56°F), with highs reaching up to 33°C (91°F) and lows dropping to around -2°C (30°F).

Data source: Temperature data for Wallingford generated using information from the Copernicus Climate Change Service.

May Precipitation in Wallingford

In Wallingford, in May, the precipitation amount is 93 mm (3.7 in) over the course of 14 days.

May Precipitation Trends in Wallingford

The chart displays monthly precipitation patterns in Wallingford, 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 Wallingford, May typically receives around 93 mm (3.7 inches) of precipitation spread over approximately 14 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

May Humidity in Wallingford

In Wallingford in May humidity is 76%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket enveloping you, making travel a bit uncomfortable as you navigate through the heavy, moisture-laden air.

May Average Humidity in Wallingford

This chart illustrates the average monthly humidity levels in Wallingford, 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 Wallingford is approximately 76%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Wallingford

In Wallingford 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 Wallingford.

Maximum UV Index Levels in Wallingford for May

The chart shows the monthly maximum UV Index (UVI) for Wallingford 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 Wallingford typically reaches 9, which falls under the very high exposure category.

Data source: Wallingford 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 Wallingford Compares to Other Months

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

This table compares monthly weather conditions in Wallingford, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-6°C (22°F)	79 mm (3.1 inches)	89%	moderate
February Weather	-4°C (24°F)	87 mm (3.4 inches)	88%	moderate
March Weather	-1°C (31°F)	78 mm (3.1 inches)	86%	moderate
April Weather	6°C (44°F)	121 mm (4.8 inches)	84%	very high
May Weather	13°C (56°F)	93 mm (3.7 inches)	76%	very high
June Weather	18°C (65°F)	92 mm (3.6 inches)	72%	very high
July Weather	21°C (71°F)	130 mm (5.1 inches)	66%	very high
August Weather	20°C (69°F)	89 mm (3.5 inches)	64%	very high
September Weather	16°C (62°F)	75 mm (2.9 inches)	72%	high
October Weather	10°C (50°F)	145 mm (5.7 inches)	81%	moderate
November Weather	2°C (35°F)	105 mm (4.1 inches)	87%	moderate
December Weather	-3°C (27°F)	93 mm (3.7 inches)	84%	low