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Mendocino (CA) Weather and Climate: A Comprehensive Guide

Mendocino has pretty similar weather over the course of the year. It receives a moderate amount of precipitation. Let’s explore the climate details in depth to provide you with a complete overview.

Average maximum day and minimum night temperature

With minimal seasonal shifts, Mendocino experiences a constant climate year-round. On average, daytime temperatures range from a pleasant 19°C in August to a moderate 13°C in December.

Nighttime temperatures can drop, with average lows reaching 5°C in December. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Generally, Mendocino receives mid-range precipitation levels, with 986 mm annually. The seasons in Mendocino, bring significant changes in precipitation. The wettest month, December, receives heavy rainfall, with an average of 201 mm of precipitation. This rainfall is distributed across 15 rainy days.

In contrast, the driest month, August, experiences much less rainfall, totaling 2.3 mm over 3 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Mendocino Precipitation page.

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

Forecast for Mendocino (CA)

Fri   Dec 27
15°C | 12°C
NW 4 m/s
7.4 mm
broken clouds and rain

broken clouds and rain

Sat   Dec 28
15°C | 13°C
S 7 m/s
20 mm
overcast and heavy rain

overcast and heavy rain

Sun   Dec 29
16°C | 10°C
W 8 m/s
24 mm
partly cloudy and rain

partly cloudy and rain

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

Other facts from our historical weather data:
  • Which months have the greatest rainfall in Mendocino?
    Most rainfall (rainy season) is seen in January, March and December.
  • Does Mendocino have a dry season?
    Yes, the months of June, July, August and September are very dry.
  • Which is the warmest month in Mendocino?
    August has an average maximum temperature of 19°C and is the warmest month of the year.
  • Which is the coldest month in Mendocino?
    The coldest month is December with an average maximum temperature of 13°C.
  • Which is the wettest month in Mendocino?
    December tops the wettest month list with 201 mm of rainfall.
  • Which is the driest month in Mendocino?
    August is the driest month with 2 mm of precipitation.

  • 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.