May Weather in Byron, United States

Last updated: June 24, 2025

In May, the average temperature in Byron, United States is a cool 12°C (53°F), with extremes ranging from a chilly -2°C (28°F) to a warm 30°C (85°F). During this period, you can expect 53 mm (2.1 in) of precipitation spread over approximately 10 days, contributing to an average humidity level of 76%.

May Temperature in Byron

In May, in Byron, the average temperature is 12°C (53°F), with maximums reaching 30°C (85°F) and minimums dropping as low as -2°C (28°F). This wide range of temperatures makes it essential for travelers to pack both warm and cool clothing options for their trip.

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

The chart illustrates May temperature patterns in Byron, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Byron, May typically has an average temperature of 12°C (53°F), with highs reaching up to 30°C (85°F) and lows dropping to around -2°C (28°F).

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

May Precipitation in Byron

In Byron in May, the precipitation amount is 53 mm (2.1 in) spread over a duration of 10 days.

May Precipitation Trends in Byron

The chart displays monthly precipitation patterns in Byron, 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 Byron, May typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 10 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 Byron

In Byron in May humidity is 76%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill that settles into your bones, making outdoor activities a bit uncomfortable and necessitating layers to stay warm while exploring.

May Average Humidity in Byron

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

In Byron 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 Byron.

Maximum UV Index Levels in Byron for May

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

Data source: Byron 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 Byron Compares to Other Months

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

This table compares monthly weather conditions in Byron, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (24°F)	11 mm (0.4 inches)	85%	moderate
February Weather	-7°C (20°F)	26 mm (1.0 inches)	85%	moderate
March Weather	3°C (37°F)	17 mm (0.7 inches)	79%	high
April Weather	6°C (43°F)	40 mm (1.6 inches)	74%	very high
May Weather	12°C (53°F)	53 mm (2.1 inches)	76%	very high
June Weather	18°C (65°F)	36 mm (1.4 inches)	79%	extreme
July Weather	23°C (74°F)	16 mm (0.6 inches)	81%	extreme
August Weather	21°C (70°F)	16 mm (0.6 inches)	80%	very high
September Weather	16°C (60°F)	34 mm (1.4 inches)	76%	very high
October Weather	6°C (43°F)	33 mm (1.3 inches)	74%	high
November Weather	1°C (34°F)	17 mm (0.7 inches)	81%	moderate
December Weather	-4°C (26°F)	16 mm (0.6 inches)	87%	low