May Weather in Downieville, United States

Last updated: June 24, 2025

In May, the average temperature in Downieville, United States is a mild 11°C (53°F), with temperatures ranging from a chilly -7°C (20°F) to a warm 29°C (84°F). Expect 85 mm (3.4 in) of precipitation spread over about 10 days, and prepare for an average humidity level of 74%.

May Temperature in Downieville

In May in Downieville, the average temperature is 11°C (53°F). Maximum temperatures can reach 29°C (84°F), while minimum temperatures can drop as low as -7°C (20°F). Travelers should be prepared for a wide range of weather conditions during this time.

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

The chart illustrates May temperature patterns in Downieville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Downieville, May typically has an average temperature of 11°C (53°F), with highs reaching up to 29°C (84°F) and lows dropping to around -7°C (20°F).

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

May Precipitation in Downieville

In Downieville in May, the precipitation amount is 85 mm (3.4 in) over the course of 10 days.

May Precipitation Trends in Downieville

The chart displays monthly precipitation patterns in Downieville, 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 Downieville, May typically receives around 85 mm (3.4 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 Downieville

In Downieville 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 Downieville

This chart illustrates the average monthly humidity levels in Downieville, 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 Downieville 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 Downieville

In Downieville in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Downieville.

Maximum UV Index Levels in Downieville for May

The chart shows the monthly maximum UV Index (UVI) for Downieville 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 Downieville typically reaches 11, which falls under the extreme exposure category.

Data source: Downieville 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 Downieville Compares to Other Months

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

This table compares monthly weather conditions in Downieville, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (35°F)	269 mm (10.6 inches)	84%	moderate
February Weather	2°C (36°F)	279 mm (11.0 inches)	84%	moderate
March Weather	3°C (38°F)	261 mm (10.3 inches)	83%	very high
April Weather	7°C (45°F)	130 mm (5.1 inches)	81%	very high
May Weather	11°C (53°F)	85 mm (3.4 inches)	74%	extreme
June Weather	17°C (63°F)	19 mm (0.8 inches)	64%	extreme
July Weather	22°C (71°F)	8 mm (0.3 inches)	44%	extreme
August Weather	21°C (70°F)	11 mm (0.4 inches)	36%	extreme
September Weather	17°C (62°F)	28 mm (1.1 inches)	44%	very high
October Weather	10°C (51°F)	72 mm (2.8 inches)	65%	high
November Weather	6°C (42°F)	148 mm (5.8 inches)	84%	moderate
December Weather	2°C (35°F)	215 mm (8.5 inches)	83%	moderate