Yearly weather and climate in San Francisco, United States

The yearly weather in San Francisco runs from around 7°C in February to 23°C in October. June is the driest month at 0 rainy days; March the wettest at 15. Here is the annual climate data, so you know what you are packing for.

Best time to visit

The best weather is typically in Jun, Jul, Aug, Sep, Oct, with mild temperatures and lower rainfall.

Sunshine

Expect up to 13.2 hours of clear skies in Jun, but only 6.2 hours in Dec. Pack sunglasses and SPF accordingly.

Rainfall

It rains the most in Jan (208mm over 14 days). A reliable rain jacket is a must-have if visiting then.

Day-to-night swings

Temperatures typically drop by 7°C from day to night. Make sure to pack layers for the evenings.

Average temperatures and rainfall

Daily highs and lows in San Francisco, averaged over 10 years of recorded weather, with the number of days it typically rains.

  1. 1457°847°14Jan
  2. 1356°745°12Feb
  3. 1456°947°15Mar
  4. 1560°948°2Apr
  5. 1762°1152°3May
  6. 1965°1254°0Jun
  7. 2068°1356°0Jul
  8. 2170°1457°1Aug
  9. 2169°1457°1Sep
  10. 2373°1355°2Oct
  11. 1762°1050°8Nov
  12. 1559°948°12Dec

Bars span the average daily low to high. Numbers under the drop are rainy days per month (1mm or more) — hover a month for its total rainfall. Jun is typically driest at 0 days (1mm); Mar the wettest at 15 days (177mm).

Average monthly temperature and rainfall in San Francisco
MonthAverage highAverage lowRainy daysTotal rainfall
Jan14°C8°C14208mm
Feb13°C7°C12129mm
Mar14°C9°C15177mm
Apr15°C9°C216mm
May17°C11°C326mm
Jun19°C12°C01mm
Jul20°C13°C00mm
Aug21°C14°C11mm
Sep21°C14°C12mm
Oct23°C13°C29mm
Nov17°C10°C8113mm
Dec15°C9°C12158mm

Weather data by Open-Meteo.com

Going to San Francisco?

Pack smarter.

Averages get you close, but the week you travel is what matters. Get the live forecast, a smart packing list, and discover the best local spots and activities in San Francisco with Packola.

Get the app