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McKinleyville (CA) Weather and Climate: A Comprehensive Guide

McKinleyville maintains a fairly consistent mild average temperature. It also has a relatively rainy climate with high levels of precipitation. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

In McKinleyville temperatures are generally consistent throughout the year. On average, daytime temperatures range from a pleasant 19°C in September to a moderate 12°C in December.

Nighttime temperatures can drop, with average lows reaching 4°C in December. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

McKinleyville experiences significant rainfall throughout the year, averaging 1213 mm of precipitation annually. The seasons in McKinleyville, bring significant changes in precipitation. The wettest month, December, receives heavy rainfall, with an average of 237 mm of precipitation. This rainfall is distributed across 19 rainy days.

In contrast, the driest month, August, experiences much less rainfall, totaling 3.8 mm over 4 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our McKinleyville Precipitation page.

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

Forecast for McKinleyville (CA)

Mon   Dec 23
18°C | 6°C
SE 6 m/s
24 mm
broken clouds and slight rain

broken clouds and slight rain

Tue   Dec 24
13°C | 5°C
SW 3 m/s
34 mm
partly cloudy and rain

partly cloudy and rain

Wed   Dec 25
12°C | 4°C
SE 6 m/s
9 mm
overcast and slight rain

overcast and slight rain

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

Other facts from our historical weather data:
  • Which months have the greatest rainfall in McKinleyville?
    Most rainfall (rainy season) is seen in January, March and December.
  • Does McKinleyville have a dry season?
    Yes, the months of July and August are very dry.
  • Which is the warmest month in McKinleyville?
    September has an average maximum temperature of 19°C and is the warmest month of the year.
  • Which is the coldest month in McKinleyville?
    The coldest month is December with an average maximum temperature of 12°C.
  • Which is the wettest month in McKinleyville?
    December tops the wettest month list with 237 mm of rainfall.
  • Which is the driest month in McKinleyville?
    August is the driest month with 4 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.