May Weather in Gallup, United States

Last updated: June 24, 2025

In May, the average temperature in Gallup, United States hovers around 16°C (61°F), with extremes ranging from a brisk 0°C (32°F) to a warm 31°C (87°F). Expect 15 mm (0.6 in) of precipitation spread over about 3 days, while the average humidity rests at a comfortable 48%. Prepare accordingly for a delightful mix of weather!

May Temperature in Gallup

In May in Gallup, the average temperature is 16°C (61°F). Maximum temperatures can reach 31°C (87°F), while minimums can drop as low as 0°C (32°F). Be prepared for a wide range of temperatures when planning your travel to Gallup during this month.

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

The chart illustrates May temperature patterns in Gallup, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gallup, May typically has an average temperature of 16°C (61°F), with highs reaching up to 31°C (87°F) and lows dropping to around 0°C (32°F).

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

May Precipitation in Gallup

In Gallup in May, the precipitation amount is 15 mm (0.6 in) over the course of 3 days.

May Precipitation Trends in Gallup

The chart displays monthly precipitation patterns in Gallup, 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 Gallup, May typically receives around 15 mm (0.6 inches) of precipitation spread over approximately 3 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 Gallup

In Gallup in May, humidity is 48%. With an average temperature of 16°C (61°F), this humidity feels like a comfortable blanket wrapping around you, making it a pleasant time for traveling and exploring new sights without the discomfort of excessive heat or stickiness.

May Average Humidity in Gallup

This chart illustrates the average monthly humidity levels in Gallup, 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 Gallup 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 Gallup

In Gallup 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 Gallup.

Maximum UV Index Levels in Gallup for May

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

Data source: Gallup 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 Gallup Compares to Other Months

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

This table compares monthly weather conditions in Gallup, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (31°F)	27 mm (1.1 inches)	81%	moderate
February Weather	2°C (35°F)	31 mm (1.2 inches)	83%	high
March Weather	6°C (43°F)	32 mm (1.3 inches)	71%	very high
April Weather	12°C (53°F)	15 mm (0.6 inches)	61%	extreme
May Weather	16°C (61°F)	15 mm (0.6 inches)	48%	extreme
June Weather	23°C (73°F)	5 mm (0.2 inches)	36%	extreme
July Weather	24°C (75°F)	38 mm (1.5 inches)	37%	extreme
August Weather	23°C (74°F)	12 mm (0.5 inches)	46%	extreme
September Weather	19°C (67°F)	25 mm (1.0 inches)	62%	extreme
October Weather	12°C (54°F)	21 mm (0.8 inches)	74%	very high
November Weather	6°C (44°F)	14 mm (0.5 inches)	82%	high
December Weather	1°C (33°F)	24 mm (1.0 inches)	82%	moderate