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

January 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
January, like December, is a moderate winter month in Monterey, California, with average temperature ranging between max 58.3°F (14.6°C) and min 43.7°F (6.5°C).

Temperature

In Monterey, the average high-temperature in January is practically the same as in December - a still moderate 58.3°F (14.6°C). In January, in Monterey, the average low-temperature is 43.7°F (6.5°C).

Rainfall

The month with the most rainfall is January when the rain falls for 11 days and typically aggregates up to 4.4" (111.8mm) of precipitation.

Ocean temperature

In January, the average ocean temperature in Monterey is 54.1°F (12.3°C).
Note: Swimming in 54.1°F (12.3°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

In Monterey, the average length of the day in January is 10h.

What is the temperature in January in Monterey?

In January, the average high-temperature is 58.3°F (14.6°C), and the average low-temperature is 43.7°F (6.5°C).

How much does it rain in Monterey in January?

In Monterey, in January, it is raining for 11 days, with typically 4.4" (111.8mm) of accumulated precipitation.

What is the rainiest month in Monterey?

January is the month with the most rainfall in Monterey. Rain falls for 11 days and accumulates 4.4" (111.8mm) of precipitation.

What is the ocean temperature in January in Monterey?

In Monterey, California, in January, the average water temperature is 54.1°F (12.3°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

How many hours of daylight does Monterey have in January?

In January, the average length of the day is 10h.
Average temperature in January - Monterey, CA
  • Average high temperature in January: 58.3°F

The warmest month (with the highest average high temperature) is September (69.6°F).
The month with the lowest average high temperature is December (57.8°F).

  • Average low temperature in January: 43.7°F

The month with the highest average low temperature is August (53.1°F).
The coldest month (with the lowest average low temperature) is January (43.7°F).

Average rainfall in January - Monterey, CA
  • Average rainfall in January: 4.4"

The wettest month (with the highest rainfall) is January (4.4").
Driest months (with the lowest rainfall) are July and August (0.1").

Average rainfall days in January - Monterey, CA
  • Average rainfall days in January: 11 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).

Average sea temperature in January - Monterey, CA
  • Average sea temperature in January: 54.1°F

Best months for swimming (with the highest average sea temperature) are August and September (58.1°F).
The coldest month (with the lowest average sea temperature) is April (53.8°F).

Average daylight in January - Monterey, CA
  • Average daylight in January: 10h

The month with the longest days is June (Average daylight: 14.6h).
The month with shortest days is December (Average daylight: 9.7h).