May Weather in Big Delta, United States

Last updated: June 24, 2025

In May, the average temperature in Big Delta, United States hovers around 10°C (49°F), with a notable range from a chilly -4°C (24°F) to a pleasant 25°C (76°F). Expect about 45 mm (1.8 in) of precipitation spread across 9 days, contributing to an average humidity level of 79%. Embrace the unique climate as you explore this captivating destination!

May Temperature in Big Delta

In May in Big Delta, the average temperature is 10°C (49°F). Maximum temperatures can reach 25°C (76°F), while minimums can drop as low as -4°C (24°F). It's advisable to pack a mix of clothing to accommodate both warm and chilly conditions during your travels.

May Weather in Big Delta: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Big Delta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Big Delta, May typically has an average temperature of 10°C (49°F), with highs reaching up to 25°C (76°F) and lows dropping to around -4°C (24°F).

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

May Precipitation in Big Delta

In Big Delta in May, the precipitation amount is 45 mm (1.8 in) spread over 9 days.

May Precipitation Trends in Big Delta

The chart displays monthly precipitation patterns in Big Delta, 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 Big Delta, May typically receives around 45 mm (1.8 inches) of precipitation spread over approximately 9 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 Big Delta

In Big Delta in May, humidity is 79%. With an average temperature of 10°C (49°F), this humidity feels like a chilly mist wrapping around you, making outdoor activities a bit uncomfortable and requiring layers to stay warm while navigating the damp air.

May Average Humidity in Big Delta

This chart illustrates the average monthly humidity levels in Big Delta, 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 Big Delta is approximately 79%, 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 Big Delta

In Big Delta in May, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Big Delta.

Maximum UV Index Levels in Big Delta for May

The chart shows the monthly maximum UV Index (UVI) for Big Delta 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 Big Delta typically reaches 5, which falls under the moderate exposure category.

Data source: Big Delta 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 Big Delta Compares to Other Months

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

This table compares monthly weather conditions in Big Delta, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-19°C (-1°F)	12 mm (0.5 inches)	96%	low
February Weather	-16°C (3°F)	21 mm (0.8 inches)	93%	low
March Weather	-10°C (14°F)	21 mm (0.8 inches)	89%	low
April Weather	0°C (33°F)	18 mm (0.7 inches)	86%	moderate
May Weather	10°C (49°F)	45 mm (1.8 inches)	79%	moderate
June Weather	15°C (59°F)	115 mm (4.5 inches)	80%	moderate
July Weather	16°C (62°F)	93 mm (3.7 inches)	85%	moderate
August Weather	13°C (55°F)	111 mm (4.4 inches)	88%	moderate
September Weather	8°C (46°F)	48 mm (1.9 inches)	90%	moderate
October Weather	-1°C (31°F)	41 mm (1.6 inches)	97%	low
November Weather	-13°C (10°F)	28 mm (1.1 inches)	100%	low
December Weather	-15°C (6°F)	33 mm (1.3 inches)	98%	low