May Weather in McGraw, United States

Last updated: June 24, 2025

In McGraw, United States, the average temperature in May hovers around 14°C (57°F). Visitors can experience a broad range, with temperatures dipping as low as -3°C (26°F) and soaring up to 31°C (87°F). Expect 137 mm (5.4 in) of precipitation over approximately 16 days, complementing an average humidity of 82%. Prepare accordingly for a blend of cool breezes and potential showers!

May Temperature in McGraw

In May, in McGraw, the average temperature is 14°C (57°F). The maximum can reach 31°C (87°F), while the minimum can drop as low as -3°C (26°F). Be prepared for a wide range of temperatures if you're traveling during this time.

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

The chart illustrates May temperature patterns in McGraw, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In McGraw, May typically has an average temperature of 14°C (57°F), with highs reaching up to 31°C (87°F) and lows dropping to around -3°C (26°F).

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

May Precipitation in McGraw

In McGraw in May, the precipitation amount is 137 mm (5.4 in) over the course of 16 days.

May Precipitation Trends in McGraw

The chart displays monthly precipitation patterns in McGraw, 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 McGraw, May typically receives around 137 mm (5.4 inches) of precipitation spread over approximately 16 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 McGraw

In McGraw in May, humidity is 82%. With an average temperature of 14°C (57°F), this humidity feels like a thick blanket enveloping you, making outdoor activities uncomfortable and travel more challenging due to the heavy, damp air.

May Average Humidity in McGraw

This chart illustrates the average monthly humidity levels in McGraw, 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 McGraw is approximately 82%, 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 McGraw

In McGraw in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in McGraw.

Maximum UV Index Levels in McGraw for May

The chart shows the monthly maximum UV Index (UVI) for McGraw 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 McGraw typically reaches 10, which falls under the very high exposure category.

Data source: McGraw 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 McGraw Compares to Other Months

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

This table compares monthly weather conditions in McGraw, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (24°F)	89 mm (3.5 inches)	90%	moderate
February Weather	-3°C (27°F)	97 mm (3.8 inches)	90%	moderate
March Weather	1°C (33°F)	91 mm (3.6 inches)	87%	high
April Weather	7°C (45°F)	123 mm (4.9 inches)	88%	very high
May Weather	14°C (57°F)	137 mm (5.4 inches)	82%	very high
June Weather	18°C (66°F)	107 mm (4.2 inches)	79%	very high
July Weather	21°C (71°F)	159 mm (6.3 inches)	78%	very high
August Weather	20°C (69°F)	120 mm (4.7 inches)	76%	very high
September Weather	17°C (62°F)	100 mm (3.9 inches)	78%	very high
October Weather	11°C (52°F)	154 mm (6.1 inches)	84%	high
November Weather	3°C (37°F)	103 mm (4.0 inches)	89%	moderate
December Weather	-1°C (30°F)	102 mm (4.0 inches)	86%	low