Monterey
California, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and Climate
Monterey, CA

The scenic view of the rugged mountainous coast of Big Sur in Monterey, California, under the clear blue sky
The scenic view of the rugged mountainous coast of Big Sur in Monterey, California, under the clear blue sky
  • The average high temperature in December: 14.3°C

The warmest month (with the highest average high temperature) is September (20.9°C).
The month with the lowest average high temperature is December (14.3°C).

  • The average low temperature in December: 6.6°C

The month with the highest average low temperature is August (11.7°C).
The coldest month (with the lowest average low temperature) is January (6.5°C).

  • The average rainfall in December: 86.6mm

The wettest month (with the highest rainfall) is January (111.8mm).
The driest month (with the lowest rainfall) is July (1.3mm).

  • The average rainfall days in December: 10 days

The month with the highest number of rainy days is January (11 days).
Months with the lowest number of rainy days are July, August and September (2 days).

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