San Francisco weather in April
“Mild and bright — an underrated time to visit.”
Roughly 5 rainy days across the month, on average.
In april, San Francisco settles into its quieter, cooler pace. The city keeps a different pulse than in summer or midwinter, and travellers who arrive with the right expectations are rewarded.
Days average around 17°C (62°F), cooling to 10°C after sunset. Rainfall is moderate — around 5 rainy days spread through the month. Long days of sunshine reward early starts.
These figures are climatological averages, drawn from a decade of daily records via the Open-Meteo Archive — not a forecast. But they are honest, and they are the sort of thing a good travel guide ought to tell you before you book the flight.
What to pack for San Francisco in April
- •A light layer for cool mornings and evenings
- •Comfortable, broken-in walking shoes
- •A small daypack that won't look like a tourist beacon
What to pack for San Francisco in April
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- →Reef-safe sunscreen SPF 50Amazon · shop this
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Where to stay in San Francisco
We don't review individual hotels — plenty of people do that well. What we do is send you to compare rooms in San Francisco across trusted platforms.
Compare hotels on Booking.com→April vs. the rest of the year
How this month compares in San Francisco. Tap any month to read more.
highlighted months are among the best time to visit.
Best time to visit San Francisco
While April has its own character in San Francisco, the data-backed best months to visit San Francisco are May, June, July, August. These months combine the most favourable temperatures, rainfall, and sunshine across a ten-year climate record.
See the full best-time-to-visit guide for San FranciscoOther places with a similar climate right now
San Francisco in April — FAQ
Q01Is April a good time to visit San Francisco?
Is April a good time to visit San Francisco?
Yes — it is a good time to visit, with pleasant, comfortable weather. In April, San Francisco averages a high of 17°C (62°F) and a low of 10°C (50°F), with 39mm of rainfall across roughly 5 rainy days.
Q02What is the average temperature in San Francisco in April?
What is the average temperature in San Francisco in April?
The average high temperature in San Francisco during April is 17°C (62°F), with an average low of 10°C (50°F). These figures are averaged from ten years of daily records (2015–2024, Open-Meteo Archive).
Q03How many rainy days does San Francisco have in April?
How many rainy days does San Francisco have in April?
San Francisco averages approximately 5 rainy days in April, with a total monthly rainfall of about 39mm. This is based on daily precipitation records where days with 1mm or more of rain are counted as rainy days.
Q04What should I pack for San Francisco in April?
What should I pack for San Francisco in April?
For San Francisco in April, pack layered clothing for changing temperatures, comfortable walking shoes. These recommendations are based on the ten-year weather averages for this specific month.
Q05How crowded is San Francisco in April?
How crowded is San Francisco in April?
Tourist crowds in San Francisco during April are typically moderate. Consider this when planning accommodation — prices track crowd levels closely.