Last 7 days
Today
26° / 13° High / Low (°C)
98% Humidity
0% Rain probability
Partly cloudy Condition
What this means
In San Jose on 21 Jun 2026, no rain is expected: 0% chance, 0.0 mm forecast (source: Open-Meteo).
Today should stay dry — just 0% chance of rain. Safe to leave the umbrella at home.
Rain season
San Jose is drier than San Francisco despite being 80km south, averaging 375mm annually. May through October is reliably dry and warm; Pacific fronts arrive November through April in waves, with December–January the wettest months. Drought conditions in recent years have made dry-season water restrictions increasingly common.
Elsewhere in United States