May Weather in Alma, United States

Last updated: June 24, 2025

In Alma, United States, the average temperature in May is a mild 15°C (58°F), with temperatures swinging from a chilly -3°C (26°F) to a warm 34°C (93°F). Be prepared for some rain, as 116 mm (4.6 in) of precipitation can be expected over 12 days throughout the month. Additionally, the air tends to be quite humid, with an average humidity of 80%.

May Temperature in Alma

In May in Alma, the average temperature is 15°C (58°F). Maximums can reach 34°C (93°F) and minimums can be as low as -3°C (26°F). Expect a wide range of temperatures, so pack accordingly for your travels.

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

The chart illustrates May temperature patterns in Alma, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alma, May typically has an average temperature of 15°C (58°F), with highs reaching up to 34°C (93°F) and lows dropping to around -3°C (26°F).

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

May Precipitation in Alma

In Alma in May, the precipitation amount is 116 mm (4.6 in) over a span of 12 days.

May Precipitation Trends in Alma

The chart displays monthly precipitation patterns in Alma, 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 Alma, May typically receives around 116 mm (4.6 inches) of precipitation spread over approximately 12 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 Alma

In Alma in May, humidity is 80%. With an average temperature of 15°C (58°F), this humidity feels like a heavy blanket wrapping around you, making travel uncomfortable as you struggle to stay cool and refreshed while exploring the sights.

May Average Humidity in Alma

This chart illustrates the average monthly humidity levels in Alma, 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 Alma is approximately 80%, 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 Alma

In Alma 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 Alma.

Maximum UV Index Levels in Alma for May

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

Data source: Alma 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 Alma Compares to Other Months

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

This table compares monthly weather conditions in Alma, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (24°F)	55 mm (2.2 inches)	88%	low
February Weather	-4°C (25°F)	58 mm (2.3 inches)	87%	moderate
March Weather	2°C (35°F)	58 mm (2.3 inches)	85%	moderate
April Weather	7°C (45°F)	89 mm (3.5 inches)	86%	very high
May Weather	15°C (58°F)	116 mm (4.6 inches)	80%	very high
June Weather	20°C (69°F)	112 mm (4.4 inches)	80%	very high
July Weather	23°C (74°F)	65 mm (2.5 inches)	80%	very high
August Weather	22°C (71°F)	80 mm (3.1 inches)	80%	very high
September Weather	18°C (64°F)	104 mm (4.1 inches)	80%	high
October Weather	11°C (52°F)	122 mm (4.8 inches)	84%	moderate
November Weather	3°C (38°F)	56 mm (2.2 inches)	89%	moderate
December Weather	-1°C (31°F)	65 mm (2.6 inches)	86%	low