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Berkeley (CA) Weather and Climate: A Comprehensive Guide

Temperatures in Berkeley experience a moderate degree of variance through the seasons. Days can be warm, while the cooler months tend to be mild. It receives a moderate amount of precipitation. Now, let’s explore all the climate details to give you a full picture.

Average maximum day and minimum night temperature

In Berkeley, seasonal changes bring about a moderate variation in temperatures. On average, daytime temperatures range from a comfortable 24°C in September to a moderate 13°C in December.

Nighttime temperatures can drop, with average lows reaching 6°C in December. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Generally, Berkeley receives mid-range precipitation levels, with 588 mm annually. The seasons in Berkeley, bring significant changes in precipitation. The wettest month, December, receives high rainfall, with an average of 125 mm of precipitation. This rainfall is distributed across 13 rainy days.

In contrast, the driest month, July, experiences much less rainfall, totaling 0.5 mm over a single rainy day. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Berkeley Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

In Berkeley, summer days are longer and more sunny, with daily sunshine hours peaking at 10.8 hours in May. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 5.3 hours per average day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: San Francisco, the United States of America (29 KM, 18 Miles).

Daily hours of sunshine

Data from: San Francisco, the United States of America (29 KM, 18 Miles).

Forecast for Berkeley (CA)

Fri   Dec 27
16°C | 11°C
SW 4 m/s
1.7 mm
broken clouds and slight rain

broken clouds and slight rain

Sat   Dec 28
16°C | 11°C
SW 5 m/s
1.3 mm
overcast and  chance of slight rain

overcast and chance of slight rain

Sun   Dec 29
16°C | 7°C
SW 7 m/s
11 mm
partly cloudy and rain

partly cloudy and rain

The best time of year to visit Berkeley in the United States of America

During the months of May, June, July, August, September and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Does Berkeley have a dry season?
    Yes, the months of May, June, July, August and September are very dry.
  • Which is the warmest month in Berkeley?
    September has an average maximum temperature of 24°C and is the warmest month of the year.
  • Which is the coldest month in Berkeley?
    The coldest month is December with an average maximum temperature of 13°C.
  • Which is the wettest month in Berkeley?
    December tops the wettest month list with 125 mm of rainfall.
  • Which is the driest month in Berkeley?
    July is the driest month with 1 mm of precipitation.
  • Which is the sunniest month in Berkeley?
    May is the sunniest month with an average of 324 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.