May Weather in Sandy, United States

Last updated: June 24, 2025

In May, the average temperature in Sandy, United States hovers around 15°C (59°F), with extremes ranging from a chilly -3°C (27°F) to a warm 30°C (86°F). Expect 150 mm (5.9 in) of precipitation spread over about 17 days, while the air maintains a cozy average humidity of 80%.

May Temperature in Sandy

In May in Sandy, the average temperature is 15°C (59°F). Maximums can reach 30°C (86°F), while minimums can drop as low as -3°C (27°F). Pack accordingly to enjoy a varied climate during your travels!

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

The chart illustrates May temperature patterns in Sandy, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sandy, May typically has an average temperature of 15°C (59°F), with highs reaching up to 30°C (86°F) and lows dropping to around -3°C (27°F).

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

May Precipitation in Sandy

In Sandy in May, the precipitation amount is 150 mm (5.9 in) over a span of 17 days.

May Precipitation Trends in Sandy

The chart displays monthly precipitation patterns in Sandy, 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 Sandy, May typically receives around 150 mm (5.9 inches) of precipitation spread over approximately 17 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 Sandy

In Sandy in May, humidity is 80%. With an average temperature of 15°C (59°F), this humidity feels like a warm blanket enveloping you, making outdoor activities slightly uncomfortable and necessitating frequent breaks to stay hydrated.

May Average Humidity in Sandy

This chart illustrates the average monthly humidity levels in Sandy, 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 Sandy is approximately 80%, 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 Sandy

In Sandy in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Sandy.

Maximum UV Index Levels in Sandy for May

The chart shows the monthly maximum UV Index (UVI) for Sandy 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 Sandy typically reaches 10, which falls under the very high exposure category.

Data source: Sandy 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 Sandy Compares to Other Months

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

This table compares monthly weather conditions in Sandy, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (28°F)	93 mm (3.7 inches)	89%	moderate
February Weather	-1°C (31°F)	121 mm (4.8 inches)	90%	moderate
March Weather	3°C (38°F)	101 mm (4.0 inches)	89%	high
April Weather	9°C (48°F)	131 mm (5.1 inches)	88%	very high
May Weather	15°C (59°F)	150 mm (5.9 inches)	80%	very high
June Weather	19°C (67°F)	127 mm (5.0 inches)	79%	very high
July Weather	22°C (72°F)	121 mm (4.8 inches)	74%	very high
August Weather	21°C (71°F)	99 mm (3.9 inches)	64%	very high
September Weather	18°C (64°F)	121 mm (4.8 inches)	67%	very high
October Weather	12°C (54°F)	116 mm (4.6 inches)	81%	high
November Weather	4°C (39°F)	94 mm (3.7 inches)	89%	moderate
December Weather	1°C (33°F)	105 mm (4.1 inches)	88%	low