February Weather in Petaluma, United States

Last updated: June 24, 2025

In Petaluma, United States, the average temperature in February is a cool 10°C (51°F), with fluctuations ranging from a chilly -2°C (29°F) to a warm 24°C (76°F). This month experiences an average precipitation of 147 mm (5.8 in) spread over 8 days, while the humidity levels are notably high at 84%.

February Temperature in Petaluma

In February in Petaluma, the average temperature is 10°C (51°F), with maximums reaching 24°C (76°F) and minimums dropping as low as -2°C (29°F). This makes it a great time for travelers seeking a mix of mild and cool weather, perfect for outdoor activities and exploring the scenic sights.

February Weather in Petaluma: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in Petaluma, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Petaluma, February typically has an average temperature of 10°C (51°F), with highs reaching up to 24°C (76°F) and lows dropping to around -2°C (29°F).

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

February Precipitation in Petaluma

In Petaluma in February, the precipitation amount is 147 mm (5.8 in) over the course of 8 days.

February Precipitation Trends in Petaluma

The chart displays monthly precipitation patterns in Petaluma, 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 Petaluma, February typically receives around 147 mm (5.8 inches) of precipitation spread over approximately 8 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 Petaluma

In Petaluma in February humidity is 84%. With an average temperature of 10°C (51°F), this humidity feels like a damp chill enveloping you, making even short distances feel burdensome and leaving you longing for a cozy indoor refuge while exploring the area.

February Average Humidity in Petaluma

This chart illustrates the average monthly humidity levels in Petaluma, 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 Petaluma is approximately 84%, 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 Petaluma

In Petaluma in February, 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 Petaluma.

Maximum UV Index Levels in Petaluma for February

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

Data source: Petaluma 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 Petaluma Compares to Other Months

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

This table compares monthly weather conditions in Petaluma, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	131 mm (5.2 inches)	86%	moderate
February Weather	10°C (51°F)	147 mm (5.8 inches)	84%	moderate
March Weather	11°C (52°F)	93 mm (3.7 inches)	83%	high
April Weather	13°C (56°F)	45 mm (1.8 inches)	80%	very high
May Weather	15°C (60°F)	27 mm (1.0 inches)	80%	very high
June Weather	18°C (65°F)	2 mm (0.1 inches)	76%	extreme
July Weather	18°C (65°F)	1 mm (0.0 inches)	70%	extreme
August Weather	18°C (65°F)	1 mm (0.0 inches)	66%	very high
September Weather	18°C (65°F)	2 mm (0.1 inches)	68%	very high
October Weather	16°C (61°F)	38 mm (1.5 inches)	72%	high
November Weather	12°C (54°F)	59 mm (2.3 inches)	84%	moderate
December Weather	9°C (49°F)	103 mm (4.1 inches)	84%	moderate