May Weather in Grants, United States

Last updated: June 24, 2025

In Grants, United States, the average temperature in May hovers around 15°C (59°F). However, temperatures can swing dramatically, with a minimum of -2°C (28°F) and a maximum reaching 29°C (84°F). Expect light rainfall, with 18 mm (0.7 in) of precipitation spread over 4 days, and enjoy a moderate average humidity level of 48%.

May Temperature in Grants

In May in Grants, the average temperature is 15°C (59°F). Maximum temperatures can reach 29°C (84°F), while minimums can drop as low as -2°C (28°F). Be prepared for a wide range of temperatures when traveling to Grants during this time.

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

The chart illustrates May temperature patterns in Grants, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grants, May typically has an average temperature of 15°C (59°F), with highs reaching up to 29°C (84°F) and lows dropping to around -2°C (28°F).

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

May Precipitation in Grants

In Grants in May, the total precipitation amount is 18 mm (0.7 in) spread over a duration of 4 days.

May Precipitation Trends in Grants

The chart displays monthly precipitation patterns in Grants, 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 Grants, May typically receives around 18 mm (0.7 inches) of precipitation spread over approximately 4 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 Grants

In Grants in May humidity is 48%. With an average temperature of 15°C (59°F), this humidity feels like a refreshing breeze, making it comfortable for traveling as you can enjoy outdoor activities without feeling overheated or sticky.

May Average Humidity in Grants

This chart illustrates the average monthly humidity levels in Grants, 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 Grants is approximately 48%, 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 Grants

In Grants in May, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Grants.

Maximum UV Index Levels in Grants for May

The chart shows the monthly maximum UV Index (UVI) for Grants 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 Grants typically reaches 12, which falls under the extreme exposure category.

Data source: Grants 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 Grants Compares to Other Months

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

This table compares monthly weather conditions in Grants, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (29°F)	23 mm (0.9 inches)	81%	moderate
February Weather	0°C (33°F)	22 mm (0.9 inches)	83%	high
March Weather	5°C (42°F)	29 mm (1.2 inches)	71%	very high
April Weather	10°C (50°F)	20 mm (0.8 inches)	61%	extreme
May Weather	15°C (59°F)	18 mm (0.7 inches)	48%	extreme
June Weather	21°C (70°F)	15 mm (0.6 inches)	36%	extreme
July Weather	21°C (71°F)	70 mm (2.8 inches)	37%	extreme
August Weather	20°C (69°F)	36 mm (1.4 inches)	46%	extreme
September Weather	17°C (64°F)	35 mm (1.4 inches)	62%	extreme
October Weather	10°C (51°F)	24 mm (0.9 inches)	74%	very high
November Weather	5°C (41°F)	14 mm (0.5 inches)	82%	high
December Weather	-1°C (31°F)	17 mm (0.7 inches)	82%	moderate