May Weather in Logan, United States

Last updated: June 24, 2025

In Logan, United States, the average temperature in May hovers around 17°C (62°F), with a range that can dip to a chilly 2°C (36°F) and spike up to a warm 36°C (97°F). Expect about 159 mm (6.2 in) of precipitation spread over 14 days, making it a relatively wet month. With an average humidity of 78%, it’s advisable to prepare for a rather damp atmosphere.

May Temperature in Logan

In May in Logan, the average temperature is 17°C (62°F). Maximum can reach 36°C (97°F) and minimum can be as low as 2°C (36°F). Travelers should be prepared for a wide range of temperatures during this month, so packing layers is advisable.

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

The chart illustrates May temperature patterns in Logan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Logan, May typically has an average temperature of 17°C (62°F), with highs reaching up to 36°C (97°F) and lows dropping to around 2°C (36°F).

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

May Precipitation in Logan

In Logan in May, the precipitation amount is 159 mm (6.2 in) during 14 days, indicating a fairly wet period.

May Precipitation Trends in Logan

The chart displays monthly precipitation patterns in Logan, 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 Logan, May typically receives around 159 mm (6.2 inches) of precipitation spread over approximately 14 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 Logan

In Logan in May, humidity is 78%. With an average temperature of 17°C (62°F), this humidity feels like a warm, enveloping blanket, making travel feel a bit sticky and heavy but also refreshing, as long as you're prepared with light clothing and plenty of water.

May Average Humidity in Logan

This chart illustrates the average monthly humidity levels in Logan, 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 Logan is approximately 78%, 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 Logan

In Logan 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 Logan.

Maximum UV Index Levels in Logan for May

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

Data source: Logan 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 Logan Compares to Other Months

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

This table compares monthly weather conditions in Logan, 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)	29 mm (1.1 inches)	76%	moderate
February Weather	-5°C (24°F)	35 mm (1.4 inches)	80%	moderate
March Weather	4°C (40°F)	86 mm (3.4 inches)	73%	high
April Weather	9°C (49°F)	63 mm (2.5 inches)	74%	very high
May Weather	17°C (62°F)	159 mm (6.2 inches)	78%	very high
June Weather	24°C (75°F)	115 mm (4.5 inches)	82%	very high
July Weather	25°C (77°F)	65 mm (2.5 inches)	83%	very high
August Weather	23°C (74°F)	117 mm (4.6 inches)	80%	very high
September Weather	20°C (69°F)	89 mm (3.5 inches)	75%	very high
October Weather	11°C (52°F)	112 mm (4.4 inches)	75%	high
November Weather	4°C (39°F)	31 mm (1.2 inches)	82%	moderate
December Weather	-1°C (30°F)	39 mm (1.5 inches)	83%	low