December weather forecast and climate
Sun City, CA

Weather in December

The first month of the winter, December, is also an enjoyable month in Sun City, California, with average temperature fluctuating between 43°F (6.1°C) and 61°F (16.1°C).

Temperature

With an average high-temperature of 61°F (16.1°C) and an average low-temperature of 43°F (6.1°C), December is the coldest month.

Humidity

In December, the average relative humidity in Sun City is 56%.

Rainfall

December is the month with the most rainfall. Rain falls for 6.5 days and accumulates 1.38" (35mm) of precipitation.

Snowfall

In Sun City snow does not fall in January, March through December.

Daylight

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

Sunshine

The month with the least sunshine is December, with an average of 6.7h of sunshine.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 3 in December interpret into the following advice:
Take precautions - Protection against the skin and eye damage is obliged. 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.
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FAQ

What is the coldest month in Sun City?

With an average high-temperature of 61°F (16.1°C) and an average low-temperature of 43°F (6.1°C), December is the coldest month.

What is the temperature in December in Sun City?

In December, in Sun City, the average high-temperature is 61°F (16.1°C), and the average low-temperature is 43°F (6.1°C).

What is the average humidity in December in Sun City?

In Sun City, the average relative humidity in December is 56%.

How much does it rain in Sun City in December?

In Sun City, California, in December, during 6.5 rainfall days, 1.38" (35mm) of precipitation is typically accumulated.

What is the rainiest month in Sun City?

December is the month with the most rainfall in Sun City. Rain falls for 6.5 days and accumulates 1.38" (35mm) of precipitation.

When it does not snow in Sun City?

January, March through December are months without snowfall in Sun City.

What is the month with the shortest days in Sun City?

The month with the shortest days in Sun City is December, with an average of 9.9h of daylight.

How many hours of daylight does Sun City have in December?

In Sun City, California, the average length of the day in December is 9.9h.

What is the month with the least sunshine in Sun City?

With an average of 6.7h of sunshine, December has the least sunshine of the year in Sun City.

How many hours of sunshine does Sun City have in December?

In Sun City, California, the average sunshine in December is 6.7h.

What is the month with the lowest UV index in Sun City?

The month with the lowest UV index in Sun City, California, is December, with an average maximum UV index of 3.

How high is the UV index in December in Sun City?

In December, the average daily maximum UV index in Sun City, California, is 3. A UV Index reading of 3 to 5 represents a medium health risk from the exposure to the Sun's UV rays.

Average temperature in December
Sun City, CA

Average temperature in December - Sun City, CA
  • Average high temperature in December: 61°F

The warmest month (with the highest average high temperature) is August (89.6°F).
The month with the lowest average high temperature is December (61°F).

  • Average low temperature in December: 43°F

The month with the highest average low temperature is August (63.3°F).
The coldest month (with the lowest average low temperature) is December (43°F).

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Average pressure in December
Sun City, CA

Average pressure in December - Sun City, CA
  • Average pressure in December: 30.07"

The month with the highest atmospheric pressure is January (30.1").
The month with the lowest atmospheric pressure is June (29.85").

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Average wind speed in December
Sun City, CA

Average wind speed in December - Sun City, CA
  • Average wind speed in December: 4.8mph

The windiest month (with the highest average wind speed) is April (5.5mph).
The calmest months (with the lowest average wind speed) are August and September (4.2mph).

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Average humidity in December
Sun City, CA

Average humidity in December - Sun City, CA
  • Average humidity in December: 56%

The month with the highest relative humidity is May (60%).
The month with the lowest relative humidity is August (47%).

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Average rainfall in December
Sun City, CA

Average rainfall in December - Sun City, CA
  • Average rainfall in December: 1.38"

The wettest month (with the highest rainfall) is December (1.38").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in December
Sun City, CA

Average rainfall days in December - Sun City, CA
  • Average rainfall days in December: 6.5 days

The month with the highest number of rainy days is March (7.2 days).
The month with the least rainy days is June (1.3 days).

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Average snowfall in December
Sun City, CA

Average snowfall in December - Sun City, CA
  • Average snowfall in December: 0"

The month with the highest snowfall is February (0.04").
Months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in December
Sun City, CA

Average snowfall days in December - Sun City, CA
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is February (0.2 days).
Months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).

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Average daylight in December /
Average sunshine in December
Sun City, CA

Average daylight in December / Average sunshine in December - Sun City, CA
  • Average daylight in December: 9.9h

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

  • Average sunshine in December: 6.7h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6.7h).

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Average sunshine days in December
Sun City, CA

Average sunshine days in December - Sun City, CA
  • Average sunshine days in December: 23.5 days

The month with the most sunshine days is June (26.9 days).
The month with the least sunshine days is February (21.6 days).

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Average UV index in December
Sun City, CA

Average UV index in December - Sun City, CA
  • Average UV index in December: 3

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in December
Sun City, CA

Average cloud cover in December - Sun City, CA
  • Average cloud cover in December: 24

Months with the most cloud cover are March and December (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in December
Sun City, CA

Average visibility in December - Sun City, CA
  • Average visibility in December: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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