May Weather in Randolph, United States

Last updated: June 24, 2025

In May, the average temperature in Randolph, United States hovers around 12°C (54°F). However, be prepared for a temperature range that can dip as low as -2°C (28°F) and soar to a balmy 33°C (91°F). During this time, expect 110 mm (4.3 in) of precipitation spread over 14 days, with average humidity levels at a notable 76%.

May Temperature in Randolph

In May in Randolph, the average temperature is 12°C (54°F), with maximums reaching 33°C (91°F) and minimums plunging as low as -2°C (28°F). It's advisable to pack layers to stay comfortable during your travels.

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

The chart illustrates May temperature patterns in Randolph, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Randolph, May typically has an average temperature of 12°C (54°F), with highs reaching up to 33°C (91°F) and lows dropping to around -2°C (28°F).

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

May Precipitation in Randolph

In Randolph in May, the total precipitation amount is 110 mm (4.3 in) spread over 14 days.

May Precipitation Trends in Randolph

The chart displays monthly precipitation patterns in Randolph, 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 Randolph, May typically receives around 110 mm (4.3 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 Randolph

In Randolph in May, humidity is 76%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket enveloping you, making outdoor activities a bit uncomfortable and requiring frequent hydration while exploring.

May Average Humidity in Randolph

This chart illustrates the average monthly humidity levels in Randolph, 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 Randolph 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 Randolph

In Randolph 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 Randolph.

Maximum UV Index Levels in Randolph for May

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

Data source: Randolph 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 Randolph Compares to Other Months

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

This table compares monthly weather conditions in Randolph, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-8°C (18°F)	84 mm (3.3 inches)	89%	low
February Weather	-6°C (21°F)	87 mm (3.4 inches)	88%	moderate
March Weather	-2°C (28°F)	81 mm (3.2 inches)	86%	moderate
April Weather	5°C (42°F)	128 mm (5.0 inches)	84%	very high
May Weather	12°C (54°F)	110 mm (4.3 inches)	76%	very high
June Weather	17°C (63°F)	105 mm (4.1 inches)	72%	very high
July Weather	20°C (68°F)	150 mm (5.9 inches)	66%	very high
August Weather	19°C (66°F)	102 mm (4.0 inches)	64%	very high
September Weather	15°C (59°F)	79 mm (3.1 inches)	72%	high
October Weather	9°C (48°F)	153 mm (6.0 inches)	81%	moderate
November Weather	0°C (33°F)	112 mm (4.4 inches)	87%	moderate
December Weather	-5°C (23°F)	93 mm (3.7 inches)	84%	low