May Weather in Bethel, United States

Last updated: June 24, 2025

In Bethel, United States, the average temperature in May hovers around 21°C (71°F), offering a pleasant climate for outdoor activities. However, be prepared for a range of temperatures, with minimums dipping to 4°C (40°F) and maximums soaring up to 36°C (97°F). Visitors should also anticipate 108 mm (4.2 in) of precipitation spread over 11 days, contributing to the area's average humidity of 81%.

May Temperature in Bethel

In May in Bethel, the average temperature is 21°C (71°F), with maximum temperatures potentially reaching 36°C (97°F) and minimum temperatures dipping as low as 4°C (40°F). This diverse climate makes Bethel an ideal travel destination, offering pleasant warm days and cool evenings.

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

The chart illustrates May temperature patterns in Bethel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bethel, May typically has an average temperature of 21°C (71°F), with highs reaching up to 36°C (97°F) and lows dropping to around 4°C (40°F).

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

May Precipitation in Bethel

In Bethel in May, the precipitation amount is 108 mm (4.2 in), distributed over 11 days.

May Precipitation Trends in Bethel

The chart displays monthly precipitation patterns in Bethel, 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 Bethel, May typically receives around 108 mm (4.2 inches) of precipitation spread over approximately 11 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 Bethel

In Bethel in May, humidity is 81%. With an average temperature of 21°C (71°F), this humidity feels like a warm, enveloping blanket that makes traveling feel both refreshing and slightly heavy, often leading to a sticky sensation that can quickly deplete your energy.

May Average Humidity in Bethel

This chart illustrates the average monthly humidity levels in Bethel, 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 Bethel is approximately 81%, 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 Bethel

In Bethel in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Bethel.

Maximum UV Index Levels in Bethel for May

The chart shows the monthly maximum UV Index (UVI) for Bethel 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 Bethel typically reaches 11, which falls under the extreme exposure category.

Data source: Bethel 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 Bethel Compares to Other Months

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

This table compares monthly weather conditions in Bethel, 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 (44°F)	91 mm (3.6 inches)	85%	moderate
February Weather	10°C (50°F)	90 mm (3.5 inches)	82%	high
March Weather	12°C (53°F)	69 mm (2.7 inches)	81%	very high
April Weather	17°C (63°F)	100 mm (4.0 inches)	80%	very high
May Weather	21°C (71°F)	108 mm (4.2 inches)	81%	extreme
June Weather	25°C (77°F)	129 mm (5.1 inches)	81%	very high
July Weather	27°C (81°F)	122 mm (4.8 inches)	81%	extreme
August Weather	26°C (79°F)	153 mm (6.0 inches)	80%	very high
September Weather	24°C (75°F)	121 mm (4.8 inches)	79%	very high
October Weather	19°C (67°F)	76 mm (3.0 inches)	80%	very high
November Weather	11°C (53°F)	92 mm (3.6 inches)	85%	moderate
December Weather	9°C (48°F)	99 mm (3.9 inches)	86%	moderate