May Weather in Howland, United States

Last updated: June 24, 2025

In Howland, United States, the average temperature in May hovers around 12°C (54°F), with a minimum dipping as low as -2°C (29°F) and a maximum soaring to 34°C (93°F). Expect about 99 mm (3.9 in) of precipitation spread over 11 days, accompanied by an average humidity level of 76%. Stay prepared for diverse weather conditions as you enjoy your time in this charming locale!

May Temperature in Howland

In May in Howland, the average temperature is 12°C (54°F). The maximum can reach 34°C (93°F) and the minimum can be as low as -2°C (29°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates May temperature patterns in Howland, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Howland, May typically has an average temperature of 12°C (54°F), with highs reaching up to 34°C (93°F) and lows dropping to around -2°C (29°F).

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

May Precipitation in Howland

In Howland, in May, the precipitation amount is 99 mm (3.9 in) over the course of 11 days.

May Precipitation Trends in Howland

The chart displays monthly precipitation patterns in Howland, 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 Howland, May typically receives around 99 mm (3.9 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 Howland

In Howland in May, humidity is 76%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket enveloping you, making outdoor activities a bit uncomfortable and requiring frequent hydration while exploring.

May Average Humidity in Howland

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

In Howland in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Howland.

Maximum UV Index Levels in Howland for May

The chart shows the monthly maximum UV Index (UVI) for Howland 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 Howland typically reaches 9, which falls under the very high exposure category.

Data source: Howland 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 Howland Compares to Other Months

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

This table compares monthly weather conditions in Howland, 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 (20°F)	92 mm (3.6 inches)	88%	low
February Weather	-6°C (22°F)	83 mm (3.3 inches)	88%	moderate
March Weather	-2°C (30°F)	74 mm (2.9 inches)	85%	moderate
April Weather	6°C (43°F)	123 mm (4.9 inches)	81%	high
May Weather	12°C (54°F)	99 mm (3.9 inches)	76%	very high
June Weather	18°C (64°F)	87 mm (3.4 inches)	74%	very high
July Weather	21°C (70°F)	98 mm (3.9 inches)	74%	very high
August Weather	20°C (69°F)	85 mm (3.3 inches)	74%	very high
September Weather	16°C (61°F)	81 mm (3.2 inches)	77%	high
October Weather	10°C (50°F)	124 mm (4.9 inches)	82%	moderate
November Weather	2°C (36°F)	119 mm (4.7 inches)	85%	moderate
December Weather	-4°C (25°F)	114 mm (4.5 inches)	84%	low