May Weather in West Sacramento, United States

Last updated: June 24, 2025

In May, the average temperature in West Sacramento, United States is a pleasant 20°C (69°F). However, temperatures can fluctuate dramatically, with a minimum of 6°C (44°F) and a scorching maximum of 40°C (104°F). This month brings about 20 mm (0.8 in) of precipitation, typically over 2 days, and the air maintains an average humidity of 74%.

May Temperature in West Sacramento

In May in West Sacramento, the average temperature is 20°C (69°F). Maximum temperatures can reach 40°C (104°F), and minimum temperatures can drop as low as 6°C (44°F). This makes it essential for travelers to pack for a range of weather conditions, from warm days to cool evenings.

May Weather in West Sacramento: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in West Sacramento, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In West Sacramento, May typically has an average temperature of 20°C (69°F), with highs reaching up to 40°C (104°F) and lows dropping to around 6°C (44°F).

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

May Precipitation in West Sacramento

In West Sacramento in May, the precipitation amount is 20 mm (0.8 in) over the course of 2 days.

May Precipitation Trends in West Sacramento

The chart displays monthly precipitation patterns in West Sacramento, 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 West Sacramento, May typically receives around 20 mm (0.8 inches) of precipitation spread over approximately 2 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 West Sacramento

In West Sacramento in May, humidity is 74%. With an average temperature of 20°C (69°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities a bit sticky and requiring frequent breaks for hydration, but with the right pacing, you can still enjoy the sights and sounds of your surroundings.

May Average Humidity in West Sacramento

This chart illustrates the average monthly humidity levels in West Sacramento, 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 West Sacramento 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 West Sacramento

In West Sacramento 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 West Sacramento.

Maximum UV Index Levels in West Sacramento for May

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

Data source: West Sacramento 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 West Sacramento Compares to Other Months

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

This table compares monthly weather conditions in West Sacramento, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	122 mm (4.8 inches)	84%	moderate
February Weather	11°C (53°F)	109 mm (4.3 inches)	84%	moderate
March Weather	13°C (56°F)	97 mm (3.8 inches)	83%	high
April Weather	17°C (63°F)	44 mm (1.7 inches)	81%	very high
May Weather	20°C (69°F)	20 mm (0.8 inches)	74%	very high
June Weather	24°C (76°F)	3 mm (0.1 inches)	64%	extreme
July Weather	25°C (77°F)	0 mm (0.0 inches)	44%	extreme
August Weather	25°C (76°F)	0 mm (0.0 inches)	36%	very high
September Weather	23°C (74°F)	2 mm (0.1 inches)	44%	very high
October Weather	19°C (66°F)	39 mm (1.5 inches)	65%	high
November Weather	13°C (56°F)	54 mm (2.1 inches)	84%	moderate
December Weather	9°C (49°F)	103 mm (4.1 inches)	83%	moderate