May Weather in Shell Valley, United States

Last updated: June 24, 2025

In May, the average temperature in Shell Valley, United States hovers around 11°C (53°F), with fluctuations that can dip as low as -6°C (21°F) and soar up to 32°C (89°F). Expect a precipitation amount of approximately 40 mm (1.6 in) spread over about 7 days, contributing to an average humidity of 74%.

May Temperature in Shell Valley

In May in Shell Valley, the average temperature is 11°C (53°F). Maximum temperatures can reach 32°C (89°F), while minimums can drop as low as -6°C (21°F). This varied climate suggests that travelers should be prepared for both warm days and chilly nights.

May Weather in Shell Valley: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Shell Valley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shell Valley, May typically has an average temperature of 11°C (53°F), with highs reaching up to 32°C (89°F) and lows dropping to around -6°C (21°F).

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

May Precipitation in Shell Valley

In Shell Valley in May, the precipitation amount is 40 mm (1.6 in) over a span of 7 days.

May Precipitation Trends in Shell Valley

The chart displays monthly precipitation patterns in Shell Valley, 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 Shell Valley, May typically receives around 40 mm (1.6 inches) of precipitation spread over approximately 7 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 Shell Valley

In Shell Valley in May humidity is 74%. With an average temperature of 11°C (53°F), this humidity feels like a damp chill that seeps into your bones, making outdoor adventures less inviting and suggesting that travelers should dress in layers to stay warm and comfortable.

May Average Humidity in Shell Valley

This chart illustrates the average monthly humidity levels in Shell Valley, 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 Shell Valley 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 Shell Valley

In Shell Valley 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 Shell Valley.

Maximum UV Index Levels in Shell Valley for May

The chart shows the monthly maximum UV Index (UVI) for Shell Valley 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 Shell Valley typically reaches 8, which falls under the very high exposure category.

Data source: Shell Valley 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 Shell Valley Compares to Other Months

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

This table compares monthly weather conditions in Shell Valley, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-13°C (8°F)	14 mm (0.6 inches)	92%	low
February Weather	-15°C (5°F)	16 mm (0.6 inches)	90%	moderate
March Weather	-5°C (24°F)	24 mm (1.0 inches)	88%	moderate
April Weather	2°C (36°F)	23 mm (0.9 inches)	81%	very high
May Weather	11°C (53°F)	40 mm (1.6 inches)	74%	very high
June Weather	18°C (65°F)	81 mm (3.2 inches)	72%	very high
July Weather	20°C (69°F)	63 mm (2.5 inches)	74%	very high
August Weather	18°C (65°F)	70 mm (2.8 inches)	76%	very high
September Weather	13°C (56°F)	73 mm (2.9 inches)	73%	high
October Weather	4°C (40°F)	47 mm (1.9 inches)	76%	moderate
November Weather	-4°C (24°F)	26 mm (1.0 inches)	86%	low
December Weather	-10°C (15°F)	22 mm (0.9 inches)	91%	low