Best time to go to San Francisco

  • Max Day Temperature: 22 - 30°C [remove]
  • Hours of Sunshine: 10 hours or more [remove]

The best time to go to San Francisco is September

Change criteria

Max Day Temperature (°C)

  • 13°C maximum daytime temperature in January in San Francisco13
    Jan
  • 16°C maximum daytime temperature in February in San Francisco16
    Feb
  • 16°C maximum daytime temperature in March in San Francisco16
    Mar
  • 17°C maximum daytime temperature in April in San Francisco17
    Apr
  • 18°C maximum daytime temperature in May in San Francisco18
    May
  • 19°C maximum daytime temperature in June in San Francisco19
    Jun
  • 20°C maximum daytime temperature in July in San Francisco20
    Jul
  • 20°C maximum daytime temperature in August in San Francisco20
    Aug
  • 22°C maximum daytime temperature in September in San Francisco22
    Sep
  • 21°C maximum daytime temperature in October in San Francisco21
    Oct
  • 17°C maximum daytime temperature in November in San Francisco17
    Nov
  • 14°C maximum daytime temperature in December in San Francisco14
    Dec

Hours of Sunshine (daily)

  • Top deals & discounts
  • San Francisco weather overview
  • San Francisco climate averages by month
  • More destinations
  • San Francisco 5-day weather forecast
  • San Francisco weather today - current conditions (last 24-hours)

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The best time to go guide for San Francisco, California shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia) & the Met Office. Find out more about our data sources.

  • Book low fares to San Francisco with Virgin Atlantic
  • Flights depart from London Heathrow & Manchester
  • Return flights to San Francisco from £288

Expires at 23:59 on Sunday 22nd Sep 2019 · View all Virgin Atlantic offers

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

Best time to go to San Francisco, California, USA

Discover more about San Francisco

What's the hottest it gets in California?

Below is the hottest it usually gets at popular destinations in California. Select a destination to see the best time to go based on your preferred weather.

More destinations & map >>

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.