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Morro Bay (CA) Weather and Climate: A Comprehensive Guide

Morro Bay maintains a fairly consistent pleasant average temperature. It maintains fairly dry conditions year-round. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

The temperature in Morro Bay remains steady throughout the year, providing a consistently pleasant climate. Average maximum daytime temperatures range from a pleasant 22°C in October, the warmest time of the year, to a moderate 18°C during cooler months like December.

At night, temperatures typically drop to an average of around 6°C during these months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Morro Bay maintains relatively dry conditions year-round, recording average annual precipitation of 339 mm. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, December receives moderate rainfall, averaging 76 mm of precipitation, recorded across 9 rainy days. In contrast, the drier season, September brings less rainfall, with 0.5 mm over 0 rainy days. For more details, please visit our Morro Bay 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 Morro Bay. While July receives considerable daily sunshine with up to 11.7 hours, January marks the darkest time of the year, where sunshine is scarce with only 6.9 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Paso Robles, the United States of America (32 KM, 20 Miles).

Daily hours of sunshine

Data from: Paso Robles, the United States of America (32 KM, 20 Miles).

Forecast for Morro Bay (CA)

Fri   Dec 27
17°C | 10°C
W 5 m/s
broken clouds and no rain

broken clouds and no rain

Sat   Dec 28
17°C | 10°C
W 4 m/s
broken clouds and no rain

broken clouds and no rain

Sun   Dec 29
16°C | 9°C
E 3 m/s
1.5 mm
broken clouds and rain

broken clouds and rain

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

During the months of August, September, October and November 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:
  • What is the temperature like year round in Morro Bay?
    It has mild temperatures all year round ranging between 17°C and 21°C.
  • Does Morro Bay have a dry season?
    Yes, the months of May, June, July, August, September and October are very dry.
  • Which is the warmest month in Morro Bay?
    October has an average maximum temperature of 22°C and is the warmest month of the year.
  • Which is the coldest month in Morro Bay?
    The coldest month is December with an average maximum temperature of 18°C.
  • Which is the wettest month in Morro Bay?
    December tops the wettest month list with 76 mm of rainfall.
  • Which is the driest month in Morro Bay?
    September is the driest month with 1 mm of precipitation.
  • Which is the sunniest month in Morro Bay?
    July is the sunniest month with an average of 352 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.