May Weather in Arnold, United States

Last updated: June 24, 2025

In Arnold, United States, the average temperature in May hovers around 13°C (55°F). Visitors can expect a range, with minimums dipping to -7°C (19°F) and maximums soaring to 30°C (87°F). The region experiences 82 mm (3.2 in) of precipitation, spread over about 8 days, contributing to an average humidity level of 74%.

May Temperature in Arnold

In May in Arnold, the average temperature is 13°C (55°F), with maximums reaching up to 30°C (87°F) and minimums dropping as low as -7°C (19°F). Travelers should be prepared for a wide range of temperatures, so it's advisable to pack layers for comfort during their stay.

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

The chart illustrates May temperature patterns in Arnold, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arnold, May typically has an average temperature of 13°C (55°F), with highs reaching up to 30°C (87°F) and lows dropping to around -7°C (19°F).

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

May Precipitation in Arnold

In Arnold in May, the total precipitation amount reached 82 mm (3.2 in) over the course of 8 days.

May Precipitation Trends in Arnold

The chart displays monthly precipitation patterns in Arnold, 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 Arnold, May typically receives around 82 mm (3.2 inches) of precipitation spread over approximately 8 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 Arnold

In Arnold in May, humidity is 74%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities somewhat uncomfortable and demanding frequent breaks in shaded areas.

May Average Humidity in Arnold

This chart illustrates the average monthly humidity levels in Arnold, 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 Arnold is approximately 74%, 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 Arnold

In Arnold 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 Arnold.

Maximum UV Index Levels in Arnold for May

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

Data source: Arnold 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 Arnold Compares to Other Months

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

This table compares monthly weather conditions in Arnold, 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 (39°F)	258 mm (10.2 inches)	84%	moderate
February Weather	4°C (39°F)	260 mm (10.2 inches)	84%	moderate
March Weather	5°C (41°F)	277 mm (10.9 inches)	83%	very high
April Weather	9°C (48°F)	121 mm (4.8 inches)	81%	very high
May Weather	13°C (55°F)	82 mm (3.2 inches)	74%	extreme
June Weather	19°C (66°F)	16 mm (0.6 inches)	64%	extreme
July Weather	23°C (73°F)	2 mm (0.1 inches)	44%	extreme
August Weather	22°C (72°F)	6 mm (0.2 inches)	36%	extreme
September Weather	18°C (65°F)	12 mm (0.5 inches)	44%	very high
October Weather	13°C (55°F)	59 mm (2.3 inches)	65%	high
November Weather	8°C (46°F)	127 mm (5.0 inches)	84%	moderate
December Weather	4°C (39°F)	197 mm (7.8 inches)	83%	moderate