San Francisco weather in May 2022

  • 18°C maximum daytime temperature in May in San Francisco18
    18°C max day temperature
  • 11 hours of sunshine per day
  • 3 days with some rainfall in May in San Francisco3
    3 days with some rainfall
  • 10°C minimum night-time temperature in May in San Francisco10
    10°C min night temperature
  • 14 hours of daylight per day in May in San Francisco14
    14 hours of daylight per day
  • No heat & humidity in May in San Francisco0
    No heat & humidity
  • 7 mm monthly rainfall in May in San Francisco7
    7 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in San Francisco8
    8 (Very High) UV index
  • 11°C sea temperature in May in San Francisco11
    11°C sea temperature
  • Save EXTRA £40 on holiday (flight+hotel) bookings
  • Minimum spend of £500 based on 2 adults sharing
  • Book holidays to the UK, Europe & destinations worldwide
Show discount codeShow discount code ******854

Expires at 23:59 on Thursday 30th Jun 2022 · View all lastminute.com offers

lastminute.comHoliday deal finder

Recommended for California

The May weather guide for California (San Francisco) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

  • Top deals & discounts
  • San Francisco weather overview
  • San Francisco climate averages by month
  • More destinations
  • Best time to go to San Francisco
  • San Francisco 5-day weather forecast

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

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

Back to top

More about San Francisco

How hot is it in San Francisco in May?

Daytime temperatures usually reach 18°C in San Francisco in May, falling to 10°C at night.

How sunny is it in San Francisco in May?

There are normally 11 hours of bright sunshine each day in San Francisco in May - that's 75% of daylight hours.

Is the sea cold around San Francisco in May?

The average sea temperature around San Francisco in May is 11°C.

Does it ever rain in San Francisco in May?

There are usually 3 days with some rain in San Francisco in May and the average monthly rainfall is 7mm.

San Francisco May sunrise & sunset times

Browse the sunrise and sunset times for San Francisco in May 2022. Select a month to view San Francisco sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st May 2022 06:14 20:00
Monday, 16th May 2022 05:59 20:14
Tuesday, 31st May 2022 05:50 20:25

Related posts

Popular travel offers

Top ^

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