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

December weather forecast and climate
Porterville, CA

December, the first month of the winter, in Porterville, is still a mild month, with average temperature ranging between min 36.9°F (2.7°C) and max 58.8°F (14.9°C).

Temperature

In Porterville, the average high-temperature decreases, from a pleasant 69.6°F (20.9°C) in November, to a moderate 58.8°F (14.9°C). In Porterville, in December, the average low-temperature is 36.9°F (2.7°C).

Rainfall

In Porterville, during December, the rain falls for 5.4 days and regularly aggregates up to 1.8" (45mm) of precipitation. In Porterville, during the entire year, the rain falls for 38.5 days and collects up to 12.1" (306.7mm) of precipitation.

Daylight

December has the shortest days of the year in Porterville, with an average of 9.7h of daylight.

What is the temperature in December in Porterville?

The average high-temperature, in December, is 58.8°F (14.9°C), while the average low-temperature is 36.9°F (2.7°C).

How many days does it rain in December in Porterville?

In Porterville, in December, it is raining for 5.4 days, with typically 1.8" (45mm) of accumulated precipitation.

What is the month with the shortest days in Porterville?

December has the shortest days of the year in Porterville, with an average of 9.7h of daylight.

How many hours of daylight does Porterville have in December?

In Porterville, the average length of the day in December is 9.7h.
Average temperature in December - Porterville, CA
  • Average high temperature in December: 58.8°F

The warmest month (with the highest average high temperature) is July (100.5°F).
The month with the lowest average high temperature is January (57.9°F).

  • Average low temperature in December: 36.8°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (35.6°F).

Average rainfall in December - Porterville, CA
  • Average rainfall in December: 1.8"

The wettest month (with the highest rainfall) is March (2.3").
Driest months (with the lowest rainfall) are July and August (0").

Average rainfall days in December - Porterville, CA
  • Average rainfall days in December: 5.4 days

The month with the highest number of rainy days is January (7.2 days).
Months with the lowest number of rainy days are July and August (0.3 days).

Average daylight in December - Porterville, CA
  • Average daylight in December: 9.7h

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