May Weather in Arnold, United States

Last updated: June 24, 2025

In Arnold, United States during May, the average temperature hovers around 10°C (50°F). Temperatures can swing from a chilly -3°C (27°F) to a warm 29°C (85°F). Expect about 83 mm (3.3 in) of precipitation over approximately 10 days, accompanied by a humidity level averaging 76%.

May Temperature in Arnold

In May in Arnold, the average temperature is 10°C (50°F). Maximums can reach 29°C (85°F), while minimums can drop as low as -3°C (27°F). Travelers should be prepared for a wide range of temperatures, so packing layers is advisable.

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 10°C (50°F), with highs reaching up to 29°C (85°F) and lows dropping to around -3°C (27°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 is 83 mm (3.3 in) over a span of 10 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 83 mm (3.3 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 Arnold

In Arnold in May, humidity is 76%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill that seeps through your clothes, making outdoor activities quite uncomfortable and necessitating a layer of warmth for traveling.

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 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 Arnold

In Arnold in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to 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 8, which falls under the very high 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	-11°C (12°F)	24 mm (1.0 inches)	93%	low
February Weather	-11°C (12°F)	32 mm (1.3 inches)	93%	moderate
March Weather	-3°C (27°F)	45 mm (1.8 inches)	89%	moderate
April Weather	2°C (36°F)	65 mm (2.6 inches)	85%	high
May Weather	10°C (50°F)	83 mm (3.3 inches)	76%	very high
June Weather	16°C (61°F)	83 mm (3.3 inches)	71%	very high
July Weather	19°C (67°F)	105 mm (4.1 inches)	70%	very high
August Weather	19°C (66°F)	106 mm (4.2 inches)	71%	very high
September Weather	15°C (59°F)	108 mm (4.2 inches)	73%	high
October Weather	7°C (45°F)	117 mm (4.6 inches)	81%	moderate
November Weather	-1°C (30°F)	49 mm (1.9 inches)	87%	moderate
December Weather	-7°C (20°F)	61 mm (2.4 inches)	91%	low