San Francisco Weather in February 2026: what to expect (4.4/10)

The month in detail

What to expect in February

In February, San Francisco sees 14.0°F during the day with 7.4h of sunshine per day. Expect rain on 29.0% of days — a light raincoat in the bag is recommended.

February ranks 9 out of 12 months in San Francisco. Compared to January: 5 pts fewer rainy days, +1.4h of sun per day.

This month's conditions

What it's like in February

UV index

4 · moderate

protect during midday hours

Feels like

dry air

7°

Sea

11°C

cold, for the brave

Daylight

10.6h of daylight

Air quality

good

AQI 28

Compare

Is February the right month?

The best month in San Francisco is August (8.3/10), 3.9 pts higher than February.

See August →See all 12 months →

Context

Our verdict

San Francisco plays on the cool of its microclimate: California Current + Pacific = 54-72°F all year. June-September are my favorite months (8.3-8.4/10): 54-66°F, 0-4% rain.

Read Gilles' full review →

Book

Plan your trip

Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.

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Stay

Hotels & rentals · San Francisco

Expedia →

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Activities

Tours, tickets, experiences

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Flights

Multi-airline comparator

Kiwi →

🎟️ Activities & tours · San Francisco

GetYourGuide selection · free cancellation

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Affiliate link · GetYourGuide

Practical info

What you need to know before you go

Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a beach trip.

Country · USA

🗣️LanguageEnglish

💶CurrencyUS Dollar ($)

🚗DrivingRight-hand

🛡️Safety ⓘVery safe · 1/5

💰Cost of living ⓘExpensive · 4/5

🌡️ Climate

🌍Climate typeTemperate oceanic

📈Climate trend ⓘStable

🔥Hottest monthSeptember · 68°F

❄️Coolest monthDecember · 55°F

🌧️Rainiest month ⓘMarch · 36%

🏖️ Beach trip

📅Peak seasonJuin → Sept

🏖️Swell (Sept–Mar) ⓘModérée

Explore

Other destinations in February

If February doesn't convince you for this destination, compare with others.

Similar climate

MontereyUnited States

Nearby

Napa ValleyUnited States82 km

Lake TahoeUnited States255 km

Mammoth MountainUnited States304 km

Santa BarbaraUnited States445 km

Other top picks

🗺️ See all 754 destinations on the map

Location

Where is San Francisco ?

Global position + regional geographic context.

🌍 World

🔍 Geographic context

USA

Temperate oceanic climate with a 8.3 → 4.2 gap between best and worst month. 10 years of ERA5 data to choose by project.

37.77°N · 122.42°W

Questions

Frequently asked questions

What is the best time to visit San Francisco?

September is the best month with 68°F highs, 57°F lows, 9.0h of sunshine and 4.0% rainy days. The months of September & June offer comparable conditions.

How many hours of sunshine does San Francisco get in September?

San Francisco averages 9.0 sunshine hours per day in September. It is the sunniest month with a climate score of 7.8/10.

What is the rainiest month in San Francisco?

January is the most unfavourable month with January has the lowest climate score of the year and the lowest climate score of the year.

What are the temperatures at night in San Francisco in September?

In September, overnight lows reach 57°F, while afternoon highs average 68°F.

Is San Francisco good in winter?

In winter (December-February), San Francisco scores 4.1/10 on average — Difficult period — prefer the peak season.. The best month overall remains September with a score of 7.8/10.

When should you avoid San Francisco?

January is the most difficult month to visit San Francisco, with January has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.

Can you swim in San Francisco in February?

In February, the sea averages 52°F in San Francisco: cold, for the brave. Best left to hardened swimmers or those with a wetsuit.

Do you need sun protection in San Francisco in February?

The average UV index reaches 4 in February in San Francisco (moderate), with about 10.6h of daylight. Protect during midday hours.