February Weather in San Francisco, Peru

Last updated: August 27, 2025

In February, the average temperature in San Francisco, Peru is a pleasant 21°C (69°F), with expected minimums around 17°C (63°F) and highs reaching 25°C (78°F). Prepare for moderate rainfall, as you'll likely encounter 84 mm (3.3 in) of precipitation spread over 21 days. Don't forget, the air will feel quite humid, with an average humidity level of 89%!

February Temperature in San Francisco

In February in San Francisco, the average temperature is 21°C (69°F). The maximum can reach 25°C (78°F), while the minimum can be as low as 17°C (63°F). This mild and pleasant climate makes it an ideal time for traveling and exploring the local attractions.

February Weather in San Francisco: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in San Francisco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Francisco, February typically has an average temperature of 21°C (69°F), with highs reaching up to 25°C (78°F) and lows dropping to around 17°C (63°F).

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

February Precipitation in San Francisco

In San Francisco in February, the total precipitation amount is 84 mm (3.3 in) occurring over the course of 21 days.

February Precipitation Trends in San Francisco

The chart displays monthly precipitation patterns in San Francisco, 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 San Francisco, February typically receives around 84 mm (3.3 inches) of precipitation spread over approximately 21 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 San Francisco

In San Francisco in February, humidity is 89%. With an average temperature of 21°C (69°F), this humidity feels like a warm blanket enveloping you, making travel a bit sticky and requiring frequent breaks to cool off and stay hydrated.

February Average Humidity in San Francisco

This chart illustrates the average monthly humidity levels in San Francisco, 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 San Francisco is approximately 89%, 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 San Francisco

In San Francisco in February, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in San Francisco.

Maximum UV Index Levels in San Francisco for February

The chart shows the monthly maximum UV Index (UVI) for San Francisco 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 San Francisco typically reaches 16, which falls under the extreme exposure category.

Data source: San Francisco 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 San Francisco Compares to Other Months

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

This table compares monthly weather conditions in San Francisco, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	20°C (69°F)	73 mm (2.9 inches)	89%	extreme
February Weather	21°C (69°F)	84 mm (3.3 inches)	89%	extreme
March Weather	21°C (70°F)	58 mm (2.3 inches)	90%	extreme
April Weather	20°C (68°F)	20 mm (0.8 inches)	89%	extreme
May Weather	19°C (66°F)	4 mm (0.2 inches)	83%	extreme
June Weather	18°C (65°F)	1 mm (0.1 inches)	69%	very high
July Weather	18°C (64°F)	1 mm (0.0 inches)	56%	extreme
August Weather	18°C (64°F)	0 mm (0.0 inches)	50%	extreme
September Weather	18°C (64°F)	2 mm (0.1 inches)	53%	extreme
October Weather	18°C (65°F)	5 mm (0.2 inches)	68%	extreme
November Weather	19°C (66°F)	5 mm (0.2 inches)	81%	extreme
December Weather	19°C (67°F)	13 mm (0.5 inches)	87%	extreme