San Francisco is in for a relatively calm weather week, with mostly sunny skies, mild daytime temperatures, and crisp evenings. While the city is known for its unpredictable microclimates, this week looks to be relatively stable—with one possible surprise shower midweek.
Today’s Weather – Monday, February 17
The week kicks off with a mix of sun and clouds, keeping things comfortable but slightly cool. Temperatures will hover around 58°F (15°C) during the day, with a noticeable drop to 42°F (6°C) at night. It’s a good idea to layer up if you plan on being out in the evening.
A Day-by-Day Breakdown of What to Expect
Tuesday, February 18:
The day will be partly cloudy with highs around 57°F (14°C) and lows near 46°F (8°C). The chill in the air will be noticeable in the evening, so a light jacket will come in handy.
Wednesday, February 19:
This is the one day where you might need your umbrella—a quick morning shower is possible. The rest of the day will be breezy with a mix of clouds and sunshine. Expect temperatures to reach 58°F (14°C) during the day and drop to 46°F (8°C) at night.
Thursday, February 20:
Expect a blend of clouds and sun with slightly warmer temperatures. The high will be around 61°F (16°C), while nighttime temperatures dip to 49°F (10°C).
Friday, February 21:
The warmest day of the week! Expect highs around 66°F (19°C), making it a great day for outdoor activities. The evening will be cooler, around 49°F (9°C).
Saturday, February 22:
Similar to Friday, partly sunny skies and mild conditions will persist. The temperature will range from 52°F (11°C) in the morning to 65°F (19°C) at its peak.
What This Means for San Franciscans
This week’s forecast offers plenty of opportunities to enjoy the outdoors, with minimal chances of rain except for a brief shower on Wednesday morning. However, the cooler evenings mean you’ll want to bring a sweater or light jacket if you plan to be outside after sunset.
For those who love hiking, biking, or exploring the city, the best days to be out are Thursday through Saturday, when the temperatures are warmest. If you commute early in the morning or late at night, be prepared for cooler temperatures and possible wind chills in some areas, especially near the coast.
Final Thoughts & Weather Precautions
Layer Up! San Francisco’s weather can change fast, especially in different neighborhoods. Keep a light jacket handy, especially if you’re heading out in the evening.
A Quick Rain Shower Could Hit on Wednesday – Not a full storm, but a passing shower could be enough to catch you off guard.
Friday & Saturday Will Be Beautiful – If you’ve been waiting for a good day to hit Golden Gate Park, the Embarcadero, or Ocean Beach, these will be the days to do it!
Overall, San Francisco is in for a calm, pleasant week, with just a hint of unpredictability on Wednesday. Enjoy the sunshine, stay warm in the evenings, and don’t forget to check for last-minute weather changes before heading out
