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

December weather forecast and climate
Calistoga, CA

Scenic vineyard and tree lines in a plantation in the Napa Valley in Calistoga, California
Scenic vineyard and tree lines in a plantation in the Napa Valley in Calistoga, California
December, the first month of the winter, in Calistoga, is still a mild month, with average temperature varying between 36.3°F (2.4°C) and 58.5°F (14.7°C).

Temperature

December is the coldest month, with an average high-temperature of 58.5°F (14.7°C) and an average low-temperature of 36.3°F (2.4°C).

Rainfall

In Calistoga, during December, it is raining for 10 days. Throughout the year, there are 63 rainfall days.

Daylight

With an average of 9.5h of daylight, December has the shortest days of the year in Calistoga.

What is the coldest month in Calistoga?

The coldest month in Calistoga, California, is December, with an average high-temperature of 58.5°F (14.7°C) and an average low-temperature of 36.3°F (2.4°C).

What is the temperature in December in Calistoga?

In Calistoga, California, in December, the average high-temperature is 58.5°F (14.7°C), and the average low-temperature is 36.3°F (2.4°C).

How many days does it rain in December in Calistoga?

In December, in Calistoga, California, the rain falls for 10 days.

What is the month with the shortest days in Calistoga?

The month with the shortest days in Calistoga is December, with an average of 9.5h of daylight.

How many hours of daylight does Calistoga have in December?

In December, the average length of the day in Calistoga, California, is 9.5h.
Average temperature in December - Calistoga, CA
  • Average high temperature in December: 58.5°F

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is December (58.5°F).

  • Average low temperature in December: 36.4°F

The month with the highest average low temperature is July (52.5°F).
The coldest month (with the lowest average low temperature) is December (36.4°F).

Average rainfall days in December - Calistoga, CA
  • 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 and August (0 days).

Average daylight in December - Calistoga, CA
  • Average daylight in December: 9.5h

The month with the longest days is June (Average daylight: 14.8h).
The month with shortest days is December (Average daylight: 9.5h).