June weather forecast and climate
San Jose, CA

A sunset panorama of the lit city of San Jose, California
A sunset panorama of the lit city of San Jose, California
June is the beginning of the warm summer in San Jose, Californi, with the average temperatures in the range of 56°F (13.3°C) to 79°F (26.1°C). The 15-hour daylight sees 10 hours of brilliant sunshine.
Mornings can be foggy at times in the summer, while the afternoons are mostly sunny. Southern San Jose is a few degrees warmer than the rest of the city, which has many microclimates. June is dry with negligible rain, but unusual thunderstorms may sometimes throw a spanner in vacation plans.
Light summer clothing is generally sufficient during summer in San Jose.

What is the temperature in June in San Jose?

The average high-temperature, in June, in San Jose, is 79.2°F (26.2°C), while the average low-temperature is 55.9°F (13.3°C).

How many days does it rain in June in San Jose?

In San Jose, during June, it is raining for 0.8 days.
Average temperature in June - San Jose, CA
  • Average high temperature in June: 79.1°F

Warmest months (with the highest average high temperature) are July and August (81.9°F).
The month with the lowest average high temperature is December (58°F).

  • Average low temperature in June: 56°F

The month with the highest average low temperature is August (58.3°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).

Average rainfall days in June - San Jose, CA
  • Average rainfall days in June: 0.8 days

The month with the highest number of rainy days is February (10.3 days).
The month with the lowest number of rainy days is July (0.2 days).

Average daylight in June - San Jose, CA
  • Average daylight in June: 14.7h

The month with the longest days is June (Average daylight: 14.7h).
The month with shortest days is December (Average daylight: 9.6h).

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