Last 7 days
Today
18° / 12° High / Low (°C)
95% Humidity
1% Rain probability
Partly cloudy Condition
What this means
In San Francisco on 21 Jun 2026, no rain is expected: 1% chance, 0.0 mm forecast (source: Open-Meteo).
Today should stay dry — just 1% chance of rain. Safe to leave the umbrella at home.
Rain season
San Francisco's rain falls almost exclusively November through April, in Pacific fronts that can be sharp and heavy. Summer (May–October) is reliably dry but often cold and foggy, particularly in the morning — July fog is as common as July sun. Annual totals average 550mm, but El Niño winters can nearly double that.
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