December weather forecast and climate
Fresno, CA

The artificial Millerton Lake near Fresno in California, USA, clear skies and mountain ranges in view
The artificial Millerton Lake near Fresno in California, USA, clear skies and mountain ranges in view

What is the coldest month in Fresno?

The coldest months in Fresno are January and December, with an average high-temperature of 54.9°F (12.7°C).

What is the temperature in December in Fresno?

In Fresno, California, in December, the average high-temperature is 54.9°F (12.7°C), and the average low-temperature is 37.9°F (3.3°C).

How many days does it rain in December in Fresno?

In Fresno, during December, the rain falls for 7.5 days and regularly aggregates up to 1.8" (45mm) of precipitation.
Average temperature in December - Fresno, CA
  • Average high temperature in December: 54.9°F

The warmest month (with the highest average high temperature) is July (98.4°F).
The month with the lowest average high temperature is January (54.8°F).

  • Average low temperature in December: 38°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is December (38°F).

Average humidity in December - Fresno, CA
  • Average humidity in December: 84.2%

The month with the highest relative humidity is December (84.2%).
The month with the lowest relative humidity is July (39.2%).

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

The wettest month (with the highest rainfall) is January (2.2").
Driest months (with the lowest rainfall) are July and August (0").

Average rainfall days in December - Fresno, CA
  • Average rainfall days in December: 7.5 days

The month with the highest number of rainy days is February (8.6 days).
The month with the lowest number of rainy days is July (0.2 days).

Average daylight in December / Average sunshine in December - Fresno, CA
  • Average daylight in December: 9.7h

The month with the longest days is June (Average daylight: 14.7h).
The month with shortest days is December (Average daylight: 9.7h).

  • Average sunshine in December: 4.1h

The month with most sunshine is July (Average sunshine: 13.8h).
The month with least sunshine is December (Average sunshine: 4.1h).

Average UV index in December - Fresno, CA
  • Average UV index in December: 2

Months with the highest UV index are June and July (UV index 10).
Months with the lowest UV index are January and December (UV index 2).

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