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Martinez (CA) Weather and Climate: A Comprehensive Guide

The temperature in Martinez can vary greatly throughout the year. The temperatures shift from very warm to mild. It maintains relatively low levels of precipitation throughout the seasons. Now, let’s break down all the climate details for a clearer picture.

Average maximum day and minimum night temperature

Depending on the time of the year, temperatures range from very warm to moderate in Martinez. Average maximum daytime temperatures range from a very warm 31°C in July, the warmest time of the year, to a moderate 14°C during cooler months like January.

At night, temperatures typically drop to an average of around 4°C during these months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

With annual rainfall averaging 445 mm, Martinez maintains relatively low precipitation levels throughout the seasons. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, December receives moderate rainfall, averaging 93 mm of precipitation, recorded across 11 rainy days. In contrast, the drier season, July brings less rainfall, with 0.1 mm over 0 rainy days. For more details, please visit our Martinez Precipitation page.

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

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in Martinez. While May receives considerable daily sunshine with up to 10.8 hours, December marks the darkest time of the year, where sunshine is scarce with only 5.3 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: San Francisco, the United States of America (49 KM, 30 Miles).

Daily hours of sunshine

Data from: San Francisco, the United States of America (49 KM, 30 Miles).

Forecast for Martinez (CA)

Fri   Dec 27
17°C | 12°C
SW 5 m/s
2.9 mm
broken clouds and slight rain

broken clouds and slight rain

Sat   Dec 28
17°C | 12°C
SW 4 m/s
0.4 mm
overcast and  chance of slight rain

overcast and chance of slight rain

Sun   Dec 29
16°C | 8°C
S 6 m/s
8.5 mm
partly cloudy and rain

partly cloudy and rain

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

During the months of April, May 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 Martinez have a dry season?
    Yes, the months of May, June, July, August and September are very dry.
  • Which is the warmest month in Martinez?
    July has an average maximum temperature of 31°C and is the warmest month of the year.
  • Which is the coldest month in Martinez?
    The coldest month is December with an average maximum temperature of 14°C.
  • Which is the wettest month in Martinez?
    December tops the wettest month list with 93 mm of rainfall.
  • Which is the driest month in Martinez?
    July is the driest month with 0 mm of precipitation.
  • Which is the sunniest month in Martinez?
    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.