May Weather in West Decatur, United States

Last updated: June 24, 2025

In West Decatur, United States, the average temperature in May hovers around 15°C (59°F), providing a comfortable climate. However, be prepared for surprises, as temperatures can dip to a minimum of -3°C (27°F) or soar to a maximum of 30°C (86°F). Expect 145 mm (5.7 in) of precipitation over 15 days, contributing to an average humidity level of 80%—perfect for those who enjoy a lush, vibrant environment.

May Temperature in West Decatur

In May in West Decatur, the average temperature is 15°C (59°F). Maximums can reach 30°C (86°F), while minimums can drop as low as -3°C (27°F). Pack accordingly to enjoy a varied climate during your travels!

May Weather in West Decatur: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in West Decatur, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In West Decatur, May typically has an average temperature of 15°C (59°F), with highs reaching up to 30°C (86°F) and lows dropping to around -3°C (27°F).

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

May Precipitation in West Decatur

In West Decatur in May, the precipitation amount is 145 mm (5.7 in) spread over the course of 15 days.

May Precipitation Trends in West Decatur

The chart displays monthly precipitation patterns in West Decatur, 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 West Decatur, May typically receives around 145 mm (5.7 inches) of precipitation spread over approximately 15 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 West Decatur

In West Decatur in May, humidity is 80%. With an average temperature of 15°C (59°F), this humidity feels like a warm blanket enveloping you, making outdoor activities slightly uncomfortable and necessitating frequent breaks to stay hydrated.

May Average Humidity in West Decatur

This chart illustrates the average monthly humidity levels in West Decatur, 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 West Decatur 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 West Decatur

In West Decatur 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 West Decatur.

Maximum UV Index Levels in West Decatur for May

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

Data source: West Decatur 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 West Decatur Compares to Other Months

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

This table compares monthly weather conditions in West Decatur, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	79 mm (3.1 inches)	89%	moderate
February Weather	-1°C (31°F)	109 mm (4.3 inches)	90%	moderate
March Weather	3°C (38°F)	92 mm (3.6 inches)	89%	high
April Weather	9°C (48°F)	119 mm (4.7 inches)	88%	very high
May Weather	15°C (59°F)	145 mm (5.7 inches)	80%	very high
June Weather	19°C (67°F)	115 mm (4.5 inches)	79%	very high
July Weather	22°C (72°F)	121 mm (4.8 inches)	74%	very high
August Weather	21°C (71°F)	107 mm (4.2 inches)	64%	very high
September Weather	18°C (64°F)	122 mm (4.8 inches)	67%	very high
October Weather	12°C (54°F)	117 mm (4.6 inches)	81%	high
November Weather	4°C (39°F)	87 mm (3.4 inches)	89%	moderate
December Weather	0°C (33°F)	95 mm (3.8 inches)	88%	low