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Monterey (CA) Weather and Climate: A Comprehensive Guide

Monterey has pretty similar weather over the course of the year. It's weather is marked by below-average rainfall. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

The climate in Monterey remains fairly constant, offering moderate temperatures throughout the year. Average daytime temperatures reach a pleasant 18°C in September. In December, the coolest month of the year, temperatures drop to a moderate 14°C.

At night, you can expect cooler temperatures, with averages dropping to around 6°C during this month. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Monterey typically sees modest rainfall throughout the year, with an average annual precipitation of 387 mm. Monterey can be quite wet during December, receiving approximately 80 mm of precipitation over 11 rainy days.

In contrast July, experiences much drier conditions, with 0.5 mm of rainfall, spread across a single rainy day. For more details, please visit our Monterey Precipitation page.

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

Forecast for Monterey (CA)

Fri   Dec 27
17°C | 11°C
W 5 m/s
broken clouds and no rain

broken clouds and no rain

Sat   Dec 28
17°C | 11°C
NW 2 m/s
broken clouds and no rain

broken clouds and no rain

Sun   Dec 29
16°C | 10°C
S 4 m/s
4.4 mm
broken clouds and rain

broken clouds and rain

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

Other facts from our historical weather data:
  • Does Monterey have a dry season?
    Yes, the months of May, June, July, August and September are very dry.
  • Which is the warmest month in Monterey?
    September has an average maximum temperature of 18°C and is the warmest month of the year.
  • Which is the coldest month in Monterey?
    The coldest month is December with an average maximum temperature of 14°C.
  • Which is the wettest month in Monterey?
    December tops the wettest month list with 80 mm of rainfall.
  • Which is the driest month in Monterey?
    July is the driest month with 1 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.