May Weather in Garland, United States

Last updated: June 24, 2025

In Garland, United States, the average temperature in May hovers around 12°C (54°F), but be prepared for extremes! Temperatures can dip to a chilly -2°C (30°F) or soar to a sweltering 33°C (92°F). With an average precipitation of 97 mm (3.8 in) spread over about 10 days, you might want to carry an umbrella. The air is fairly moist too, with an average humidity of 76%.

May Temperature in Garland

In May in Garland, the average temperature is 12°C (54°F). Maximum temperatures can reach 33°C (92°F), while minimums can drop as low as -2°C (30°F). Pack a variety of clothing to prepare for both warm days and chilly nights.

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

The chart illustrates May temperature patterns in Garland, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Garland, May typically has an average temperature of 12°C (54°F), with highs reaching up to 33°C (92°F) and lows dropping to around -2°C (30°F).

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

May Precipitation in Garland

In Garland in May, the total precipitation amount is 97 mm (3.8 in) over a span of 10 days.

May Precipitation Trends in Garland

The chart displays monthly precipitation patterns in Garland, 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 Garland, May typically receives around 97 mm (3.8 inches) of precipitation spread over approximately 10 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 Garland

In Garland in May, humidity is 76%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket enveloping you, making outdoor activities a bit uncomfortable and requiring frequent hydration while exploring.

May Average Humidity in Garland

This chart illustrates the average monthly humidity levels in Garland, 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 Garland is approximately 76%, 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 Garland

In Garland 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 Garland.

Maximum UV Index Levels in Garland for May

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

Data source: Garland 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 Garland Compares to Other Months

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

This table compares monthly weather conditions in Garland, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	89 mm (3.5 inches)	88%	low
February Weather	-6°C (22°F)	82 mm (3.2 inches)	88%	moderate
March Weather	-1°C (30°F)	74 mm (2.9 inches)	85%	moderate
April Weather	6°C (43°F)	127 mm (5.0 inches)	81%	high
May Weather	12°C (54°F)	97 mm (3.8 inches)	76%	very high
June Weather	18°C (64°F)	84 mm (3.3 inches)	74%	very high
July Weather	21°C (69°F)	104 mm (4.1 inches)	74%	very high
August Weather	20°C (69°F)	81 mm (3.2 inches)	74%	very high
September Weather	16°C (61°F)	76 mm (3.0 inches)	77%	high
October Weather	10°C (49°F)	127 mm (5.0 inches)	82%	moderate
November Weather	2°C (35°F)	117 mm (4.6 inches)	85%	moderate
December Weather	-4°C (24°F)	117 mm (4.6 inches)	84%	low