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

December weather forecast and climate
Anaheim, CA

Aerial view of a beautiful residential area in Anaheim, California, with a tall flat building in the distance
Aerial view of a beautiful residential area in Anaheim, California, with a tall flat building in the distance
December, the first month of the winter, in Anaheim, is still a pleasant month, with average temperature ranging between min 47.5°F (8.6°C) and max 70.2°F (21.2°C).

Temperature

In Anaheim, the average high-temperature is essentially the same as in November - a still agreeable 70.2°F (21.2°C). The average low-temperature, is 47.5°F (8.6°C).

Rainfall

In Anaheim, California, during 5 rainfall days, 2.3" (57.4mm) of precipitation is typically accumulated. In Anaheim, during the entire year, the rain falls for 34 days and collects up to 14.3" (362.3mm) of precipitation.

Daylight

With an average of 9.9h of daylight, December has the shortest days of the year.

Sunshine

Months with the least sunshine are January, November and December, with an average of 7h of sunshine.

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index in Anaheim. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to the UV radiation for average individuals.
The daily maximum UV index of 3 in December interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in December in Anaheim?

The average high-temperature, in December, is 70.2°F (21.2°C), while the average low-temperature is 47.5°F (8.6°C).

How many days does it rain in December in Anaheim?

In Anaheim, in December, during 5 rainfall days, 2.3" (57.4mm) of precipitation is typically accumulated.

What is the month with the shortest days in Anaheim?

With an average of 9.9h of daylight, December has the shortest days of the year in Anaheim, California.

What is the average length of the day in December in Anaheim?

In December, the average length of the day is 9.9h.

What is the month with the least sunshine in Anaheim?

Months with the least sunshine in Anaheim, California, are January, November and December, with an average of 7h of sunshine.

How long on average sun shines in December in Anaheim?

In December, the average sunshine is 7h.

What are the months with the lowest UV index in Anaheim?

Months with the lowest UV index in Anaheim are January and December, with an average maximum UV index of 3.

What is the UV index reading in December in Anaheim?

The average daily maximum UV index in December in Anaheim, California, is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to the UV radiation.
Average temperature in December - Anaheim, CA
  • Average high temperature in December: 70.2°F

The warmest month (with the highest average high temperature) is August (86.9°F).
The month with the lowest average high temperature is January (69.7°F).

  • Average low temperature in December: 47.4°F

The month with the highest average low temperature is August (64.4°F).
The coldest month (with the lowest average low temperature) is January (47.3°F).

Average rainfall in December - Anaheim, CA
  • Average rainfall in December: 2.3"

The wettest month (with the highest rainfall) is January (3.4").
Driest months (with the lowest rainfall) are July and August (0").

Average rainfall days in December - Anaheim, CA
  • Average rainfall days in December: 5 days

The month with the highest number of rainy days is March (6 days).
Months with the lowest number of rainy days are June and July (0 days).

Average daylight in December / Average sunshine in December - Anaheim, 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).

  • Average sunshine in December: 7h

Months with most sunshine are July and August (Average sunshine: 11h).
Months with least sunshine are January, November and December (Average sunshine: 7).

Average UV index in December - Anaheim, CA
  • Average UV index in December: 3

Months with the highest UV index are June, July and August (UV index 10).
Months with the lowest UV index are January and December (UV index 3).