May Weather in Belmont, United States

Last updated: June 24, 2025

In Belmont, United States, the weather in May features an average temperature of 16°C (60°F). However, temperatures can range significantly, with lows plummeting to -2°C (29°F) and highs reaching up to 34°C (94°F). Expect 141 mm (5.6 in) of precipitation over approximately 15 days, accompanied by an average humidity of 75%.

May Temperature in Belmont

In May in Belmont, the average temperature is 16°C (60°F). Maximum temperatures can reach 34°C (94°F), while minimums can drop as low as -2°C (29°F). This varied climate encourages travelers to pack accordingly, ensuring comfort whether enjoying warm days or chilly nights.

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

The chart illustrates May temperature patterns in Belmont, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Belmont, May typically has an average temperature of 16°C (60°F), with highs reaching up to 34°C (94°F) and lows dropping to around -2°C (29°F).

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

May Precipitation in Belmont

In Belmont in May, the total precipitation amount is 141 mm (5.6 in) over a period of 15 days.

May Precipitation Trends in Belmont

The chart displays monthly precipitation patterns in Belmont, 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 Belmont, May typically receives around 141 mm (5.6 inches) of precipitation spread over approximately 15 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in Belmont

In Belmont in May humidity is 75%. With an average temperature of 16°C (60°F), this humidity feels like a warm, muggy blanket enveloping you, making outdoor activities a bit uncomfortable and requiring frequent hydration breaks while traveling.

May Average Humidity in Belmont

This chart illustrates the average monthly humidity levels in Belmont, 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 Belmont is approximately 75%, 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 Belmont

In Belmont 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 Belmont.

Maximum UV Index Levels in Belmont for May

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

Data source: Belmont 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 Belmont Compares to Other Months

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

This table compares monthly weather conditions in Belmont, 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 (21°F)	50 mm (2.0 inches)	84%	moderate
February Weather	-5°C (23°F)	59 mm (2.3 inches)	85%	moderate
March Weather	3°C (37°F)	61 mm (2.4 inches)	84%	high
April Weather	8°C (47°F)	91 mm (3.6 inches)	83%	very high
May Weather	16°C (60°F)	141 mm (5.6 inches)	75%	very high
June Weather	22°C (71°F)	131 mm (5.2 inches)	79%	very high
July Weather	24°C (75°F)	93 mm (3.7 inches)	75%	very high
August Weather	22°C (71°F)	103 mm (4.1 inches)	69%	very high
September Weather	18°C (66°F)	113 mm (4.4 inches)	74%	very high
October Weather	11°C (51°F)	120 mm (4.7 inches)	79%	moderate
November Weather	2°C (37°F)	45 mm (1.8 inches)	88%	moderate
December Weather	-1°C (30°F)	43 mm (1.7 inches)	82%	low