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

December weather forecast and climate
Fontana, CA

The first month of the winter, Diciembre, is also an agreeable month in Fontana, California, with temperature in the range of an average low of 46°F (7.8°C) and an average high of 70°F (21.1°C).

Temperature

In Diciembre, the average high-temperature is practically the same as in Noviembre - a pleasant 70°F (21.1°C). In Fontana, in Diciembre, the average low-temperature is 46°F (7.8°C).

Rainfall

Throughout Diciembre, 1.63" (41.4mm) of precipitation is accumulated. During the entire year, Fontana aggregates up to 14.77" (375.2mm) of precipitation.

Daylight

The month with the shortest days is Diciembre, with an average of 9.9h of daylight.

What is the temperature in Diciembre in Fontana?

In Fontana, in Diciembre, the average high-temperature is 70°F (21.1°C), and the average low-temperature is 46°F (7.8°C).

How much does it rain in Fontana in Diciembre?

In Fontana, in Diciembre, 1.63" (41.4mm) of precipitation is typically accumulated.

What is the month with the shortest days in Fontana?

The month with the shortest days in Fontana, California, is Diciembre, with an average of 9.9h of daylight.

What is the average length of the day in Diciembre in Fontana?

In Fontana, California, the average length of the day in Diciembre is 9.9h.
Average temperature in December - Fontana, CA
  • Average high temperature in December: 70°F

The warmest month (with the highest average high temperature) is August (96°F).
The month with the lowest average high temperature is January (69°F).

  • Average low temperature in December: 46°F

The month with the highest average low temperature is August (64°F).
Coldest months (with the lowest average low temperature) are January and December (46°F).

Average rainfall in December - Fontana, CA
  • Average rainfall in December: 1.6"

Wettest months (with the highest rainfall) are January and March (3.5").
Driest months (with the lowest rainfall) are June and July (0").

Average daylight in December - Fontana, CA
  • Average daylight in December: 9.9h

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).