May Weather in Alamo, United States

Last updated: June 24, 2025

In Alamo, United States, the average temperature in May is a comfortable 16°C (61°F), with fluctuations that can bring the minimum down to 5°C (40°F) and the maximum soaring up to 35°C (94°F). Expect a modest precipitation amount of 17 mm (0.7 in) over the course of 2 days. The average humidity sits at a pleasant 71%, making it an ideal time to explore the locale!

May Temperature in Alamo

In May in Alamo, the average temperature is 16°C (61°F). Maximum temperatures can reach 35°C (94°F), while minimums can drop as low as 5°C (40°F). Pack accordingly to enjoy a range of weather during your travels!

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

The chart illustrates May temperature patterns in Alamo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alamo, May typically has an average temperature of 16°C (61°F), with highs reaching up to 35°C (94°F) and lows dropping to around 5°C (40°F).

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

May Precipitation in Alamo

In Alamo in May, the precipitation amount is 17 mm (0.7 in) over a span of 2 days.

May Precipitation Trends in Alamo

The chart displays monthly precipitation patterns in Alamo, 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 Alamo, May typically receives around 17 mm (0.7 inches) of precipitation spread over approximately 2 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 Alamo

In Alamo in May humidity is 71%. With an average temperature of 16°C (61°F), this humidity feels like walking through a warm, damp blanket, making travel slightly uncomfortable but still enjoyable for those who appreciate mild weather.

May Average Humidity in Alamo

This chart illustrates the average monthly humidity levels in Alamo, 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 Alamo is approximately 71%, 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 Alamo

In Alamo 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 Alamo.

Maximum UV Index Levels in Alamo for May

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

Data source: Alamo 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 Alamo Compares to Other Months

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

This table compares monthly weather conditions in Alamo, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	94 mm (3.7 inches)	82%	moderate
February Weather	11°C (52°F)	89 mm (3.5 inches)	84%	moderate
March Weather	12°C (54°F)	77 mm (3.0 inches)	82%	very high
April Weather	14°C (58°F)	30 mm (1.2 inches)	78%	very high
May Weather	16°C (61°F)	17 mm (0.7 inches)	71%	very high
June Weather	19°C (66°F)	2 mm (0.1 inches)	64%	extreme
July Weather	20°C (68°F)	0 mm (0.0 inches)	58%	extreme
August Weather	20°C (69°F)	0 mm (0.0 inches)	54%	very high
September Weather	20°C (68°F)	2 mm (0.1 inches)	55%	very high
October Weather	17°C (63°F)	22 mm (0.9 inches)	62%	high
November Weather	13°C (55°F)	38 mm (1.5 inches)	78%	moderate
December Weather	10°C (50°F)	76 mm (3.0 inches)	80%	moderate