February Weather in Santa Rosa, United States

Last updated: June 24, 2025

In February, the average temperature in Santa Rosa, United States is a comfortable 14°C (58°F), with a minimum of -1°C (30°F) and a maximum reaching up to 30°C (87°F). During this time, expect about 18 mm (0.7 in) of precipitation spread over 3 days, while the average humidity sits at a warm 79%.

February Temperature in Santa Rosa

In February in Santa Rosa, the average temperature is 14°C (58°F), with maximums reaching up to 30°C (87°F) and minimums plummeting as low as -1°C (30°F). This varied climate makes it essential for travelers to pack accordingly to enjoy both warm days and cooler nights.

February Weather in Santa Rosa: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in Santa Rosa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Rosa, February typically has an average temperature of 14°C (58°F), with highs reaching up to 30°C (87°F) and lows dropping to around -1°C (30°F).

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

February Precipitation in Santa Rosa

In Santa Rosa in February, the precipitation amount is 18 mm (0.7 in) over a span of 3 days.

February Precipitation Trends in Santa Rosa

The chart displays monthly precipitation patterns in Santa Rosa, with values for each month alongside February’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how February’s conditions compare to those of other months. In Santa Rosa, February typically receives around 18 mm (0.7 inches) of precipitation spread over approximately 3 days.

Data source: Precipitation data for February generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

February Humidity in Santa Rosa

In Santa Rosa in February, humidity is 79%. With an average temperature of 14°C (58°F), this humidity feels like an oppressive blanket wrapped around you, making even the mild temperatures feel heavier and more stifling for traveling.

February Average Humidity in Santa Rosa

This chart illustrates the average monthly humidity levels in Santa Rosa, with February’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In February, average humidity in Santa Rosa is approximately 79%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for February generated using information from the Copernicus Climate Change Service.

February UV Index in Santa Rosa

In Santa Rosa in February, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Santa Rosa.

Maximum UV Index Levels in Santa Rosa for February

The chart shows the monthly maximum UV Index (UVI) for Santa Rosa in February, 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 February, the maximum UV index in Santa Rosa typically reaches 7, which falls under the high exposure category.

Data source: Santa Rosa February 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 February Weather in Santa Rosa Compares to Other Months

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

This table compares monthly weather conditions in Santa Rosa, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	13°C (55°F)	18 mm (0.7 inches)	76%	moderate
February Weather	14°C (58°F)	18 mm (0.7 inches)	79%	high
March Weather	18°C (64°F)	13 mm (0.5 inches)	67%	very high
April Weather	23°C (73°F)	2 mm (0.1 inches)	55%	extreme
May Weather	26°C (79°F)	1 mm (0.0 inches)	40%	extreme
June Weather	32°C (89°F)	7 mm (0.3 inches)	33%	extreme
July Weather	33°C (91°F)	34 mm (1.3 inches)	34%	extreme
August Weather	33°C (91°F)	24 mm (0.9 inches)	48%	extreme
September Weather	30°C (86°F)	15 mm (0.6 inches)	64%	very high
October Weather	24°C (76°F)	7 mm (0.3 inches)	67%	very high
November Weather	19°C (66°F)	8 mm (0.3 inches)	77%	high
December Weather	13°C (56°F)	18 mm (0.7 inches)	82%	moderate