San Francisco weather in April 2025

Expect 63°F daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in San Francisco in April. Check more long-term weather averages for San Francisco in April before you book your next holiday to California in 2025/2026.

  • 63°F maximum daytime temperature in April in San Francisco63
    63°F max day temperature
  • 10 hours of sunshine per day
  • 6 days with some rainfall in April in San Francisco6
    6 days with some rainfall
  • 48°F minimum night-time temperature in April in San Francisco48
    48°F min night temperature
  • 13 hours of daylight per day in April in San Francisco13
    13 hours of daylight per day
  • No heat & humidity in April in San Francisco0
    No heat & humidity
  • 1.6 inches monthly rainfall in April in San Francisco1.6
    1.6 inches of monthly rainfall
  • UV (maximum) index 7 (High) in April in San Francisco7
    7 (High) UV index
  • 54°F sea temperature in April in San Francisco54
    54°F sea temperature

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The April 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.

Metric (°C)  |  Imperial (°F)

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More about San Francisco

How warm is it in San Francisco in April?

Daytime temperatures usually reach 63°F in San Francisco in April, falling to 48°F at night.

How sunny is it in San Francisco in April?

There are normally 10 hours of bright sunshine each day in San Francisco in April - that's 78% of daylight hours.

How warm is the sea around San Francisco in April?

The average sea temperature around San Francisco in April is 54°F.

Does it rain in San Francisco in April?

There are usually 6 days with some rain in San Francisco in April and the average monthly rainfall is 1.6 inches.

San Francisco April sunrise & sunset times

Browse the sunrise and sunset times for San Francisco in April 2025. Select a month to view San Francisco sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st April 2025 05:54 18:33
Tuesday, 15th April 2025 05:34 18:46
Wednesday, 30th April 2025 05:15 19:00

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