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Get the monthly weather forecast for San Francisco, CA, including daily high/low, historical averages, to help you plan ahead.
- San Francisco Weather in January
- What to Pack
- January Events in San Francisco
- Things to Do in January
- January Travel Tips
How cold is San Francisco in January? It's one of the city's chilliest months, on average. But that may not seem cold by your standards. High temperatures will be in the upper 50s most of the time. January is also the wettest month in SF. But rainfall is far less constant than temperature, year to year, varying from a little to a lot. When it does ...
Some visitors from colder climates think San Francisco feels like summer in January, and they run around in short-sleeved shirts just because they can. To avoid being instantly identified as an out-of-towner, resist that urge. If rain is predicted, you should be prepared, Umbrellas are hard to carry on crowded sidewalks and don't protect from wind-...
These popular annual events are favorites of locals and tourists alike. 1. The Edwardian Ball:This fancy dress ball is hard to describe, but irresistible once you've been to it. It's a surreal mix of dance, fantasy, steampunk style, and Edward Gorey. Over two days, they offer a variety of experiences from afternoon tea to a formal ball. 2. Chinese ...
Watch a Basketball Game: The NBA's Golden State Warriors(who once played basketball in Oakland) now have a home in San Francisco's Chase Center.Watch a Football Game: The San Francisco 49ers might be playing at home while you're there, but they play at Levi Stadium miles south in Santa Clara. Check their home game schedule on their website.Go Whale Watching: January is gray whale watching season around San Francisco. Find out how, when, and where to see them in the San Francisco whale watching guide.See the Sea Lions at Pier 39: The crowd of barking pinnipeds that hang out near Pier 39 takes time off from the pier every year, but they come back in January.January is a great time to get the best prices for hotels in San Francisco. With demand for hotels low this time of year, room rates become low as well. Making it an even better reason to visit.Before you choose travel dates, avoid the hotel sellouts and high prices conventions can cause. Check the convention calendarand try to avoid dates of events with more than 10,000 attendees.Any time of year, you can use these tips and become a smart San Francisco visitorwho has more fun and puts up with fewer annoyances.- Betsy Malloy
January Weather in San Francisco California, United States. Daily high temperatures increase by 3°F, from 56°F to 59°F, rarely falling below 51°F or exceeding 65°F. The lowest daily average high temperature is 56°F on January 2. Daily low temperatures are around 46°F, rarely falling below 39°F or exceeding 54°F.
A typical day of San Francisco weather in January is in the mid to upper 50s during the day. It cools off to around the mid-40s at night. These mild temperatures make it a great place to visit while it is cold and snowy in other parts of the US. On the days that it rains, it will be slightly cooler during the day.
San Francisco's weather in January, with an average high-temperature of a still refreshing 56.3°F (13.5°C), subtly shifts from December's 55.8°F (13.2°C). Throughout January, San Francisco witnesses a consistent average low-temperature of 45.9°F (7.7°C).
- What are January temperatures in San Francisco?In San Francisco, 56.3°F is the average high-temperature and 45.9°F is the average low-temperature during January.
- What is the average humidity in January in San Francisco?In January, the average relative humidity in San Francisco is 73% .
- How many days does it rain in January in San Francisco?In San Francisco, California, in January, it is raining for 8.2 days , with typically 1.02" of accumulated precipitation .
- What is the ocean temperature in January in San Francisco?In San Francisco, California, the average seawater temperature in January is 53.2°F . Swimming in 53.2°F is considered dangerous. Unprotected im...
- How many hours of daylight does San Francisco have in January?In January, the average day length in San Francisco, California, is 9h and 55min .
- When is the sunrise / sunset in January in San Francisco?On the first day of January, sunrise is at 7:25 am and sunset at 5:01 pm . On the last day of the month, sunrise is at 7:14 am and suns...
- How long on average sun shines in January in San Francisco?In January, the average sunshine duration in San Francisco is 6.1h .
- When is the lowest UV index in San Francisco?January , February , November and December , with an average maximum UV index of 3 , are months with the lowest UV index in San Francisco,...
- How high is the UV index in January in San Francisco?In San Francisco, California, the average daily maximum UV index in January is 3 . A UV Index value of 3 to 5 symbolizes a moderate health threa...
Check accurate weather in January in San Francisco (CA). Expect San Francisco January temperature around 14°C (58°F). Read clothing tips & recommended activities.
January has the coldest weather of the year for San Francisco, California. Yet the temperatures remain mild and well above freezing. This page gives detailed information on the typical January temperature, precipitation, sun, humidity, wind and storms for San Francisco.
