May Weather in Redwood, United States

Last updated: June 24, 2025

In Redwood, United States, the average temperature in May hovers around 25°C (77°F), offering a delightful climate. However, temperatures can vary, with a minimum of 10°C (51°F) and a sweltering maximum of 37°C (98°F). Be prepared for some rain, as precipitation averages 136 mm (5.4 in) over approximately 13 days. The humidity adds an extra layer of warmth, averaging a notable 81%.

May Temperature in Redwood

In May in Redwood, the average temperature is 25°C (77°F). Maximum temperatures can reach 37°C (98°F), and the minimum can drop as low as 10°C (51°F). This makes for a pleasant time to explore and enjoy various outdoor activities.

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

The chart illustrates May temperature patterns in Redwood, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Redwood, May typically has an average temperature of 25°C (77°F), with highs reaching up to 37°C (98°F) and lows dropping to around 10°C (51°F).

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

May Precipitation in Redwood

In Redwood in May, the precipitation amount reaches 136 mm (5.4 in) over a span of 13 days.

May Precipitation Trends in Redwood

The chart displays monthly precipitation patterns in Redwood, 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 Redwood, May typically receives around 136 mm (5.4 inches) of precipitation spread over approximately 13 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 Redwood

In Redwood in May, humidity is 81%. With an average temperature of 25°C (77°F), this humidity feels like walking through a warm, thick blanket, making traveling quite challenging as you may feel sticky and sluggish, requiring frequent breaks to stay refreshed and hydrated.

May Average Humidity in Redwood

This chart illustrates the average monthly humidity levels in Redwood, 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 Redwood is approximately 81%, 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 Redwood

In Redwood 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 Redwood.

Maximum UV Index Levels in Redwood for May

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

Data source: Redwood 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 Redwood Compares to Other Months

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

This table compares monthly weather conditions in Redwood, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (53°F)	46 mm (1.8 inches)	79%	moderate
February Weather	12°C (54°F)	57 mm (2.2 inches)	79%	very high
March Weather	18°C (65°F)	61 mm (2.4 inches)	74%	very high
April Weather	21°C (69°F)	92 mm (3.6 inches)	76%	extreme
May Weather	25°C (77°F)	136 mm (5.4 inches)	81%	extreme
June Weather	28°C (82°F)	95 mm (3.7 inches)	76%	extreme
July Weather	29°C (85°F)	78 mm (3.1 inches)	66%	extreme
August Weather	30°C (86°F)	96 mm (3.8 inches)	58%	extreme
September Weather	27°C (80°F)	109 mm (4.3 inches)	65%	extreme
October Weather	22°C (71°F)	85 mm (3.4 inches)	74%	very high
November Weather	16°C (61°F)	51 mm (2.0 inches)	81%	high
December Weather	13°C (56°F)	67 mm (2.6 inches)	86%	moderate