Tomorrow in San Jose looks
cloudy, with a high of 79°
and an overnight low of 65°.
There is a 79% chance of rain - plan accordingly.
Winds top out near 4 mph,
and the UV index reaches 9 (very high).
Rain is a major part of San Jose's weather pattern
The annual climate averages about 241 wet days and 3055 mm (120.3 inches) of precipitation. October is wettest, while March offers the clearest contrast.
Start with the rain pattern
Rain and sunshineAbout 3055 mm (120.3 inches) falls across 241 wet days, with 9.3 hours of sunshine on an average day.
Seasonal changeApril highs reach 80°F (27°C), while October lows fall to 62°F (16°C).
Typical day and nightSan Jose averages 77°F (25°C) by day and 62°F (17°C) at night across the year.
April, averaging 80°F (27°C) by day and 63°F (17°C) overnight. The hottest single day in our 2015-2024 record for this location reached 88°F (31°C).
Is San Jose hot in summer?
April averages 80°F (27°C). Summers here stay temperate rather than hot.
Which month is wettest in San Jose?
October, at 21.1 inches (535 mm) over about 29 days. March is the driest month, at 1.3 inches (34 mm).
Is there snow in San Jose?
Effectively no. The 2015-2024 record for San Jose shows no regular measurable snowfall.
What is the best time to visit San Jose?
Aim for December to March if you get the choice: warm days, manageable rainfall and plenty of daylight line up, and highs average 78°F (26°C) against roughly 9 wet days a month. For the same question asked the other way round, see where else is warm in December.
When is San Jose at its coldest?
October, with highs of 75°F (24°C) and lows near 62°F (16°C). The coldest day in the 2015-2024 record fell to 53°F (12°C).