December weather forecast
Champagne, CA

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Weather in December

The first month of the winter, December, is also an enjoyable month in Champagne, California, with an average temperature ranging between min 46.2°F (7.9°C) and max 63°F (17.2°C).

Temperature

December is the month that records the lowest temperatures, with averages ranging from a high of 63°F (17.2°C) to a low of 46.2°F (7.9°C).

Humidity

In December, the average relative humidity is 51%.

Rainfall

The wettest months are February and December, with an average 1.42" (36mm) of rainfall.

Daylight

The month with the shortest days is December, with an average of 9h and 54min of daylight.
On the first day of the month, sunrise is at 6:38 am and sunset at 4:40 pm. On the last day of December, sunrise is at 6:55 am and sunset at 4:51 pm PST.

Sunshine

The months with the least sunshine are February and December, with an average of 6.9h of sunshine.

UV index

With an average maximum UV index of 3, December is the month with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index, 3 in December, converts into the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

December is the month that records the lowest temperatures, with averages ranging from a high of 63°F (17.2°C) to a low of 46.2°F (7.9°C).

What is the average December temperature?

In December, the average high-temperature and low-temperature are 63°F (17.2°C) and 46.2°F (7.9°C) respectively. The average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, in September is evaluated at 89.6°F (32°C).

What is the average humidity in December?

In December, the average relative humidity is 51%.

What is the wettest month?

The months with the most rainfall are February and December, with an average 1.42" (36mm) of precipitation.

How many days does it rain in December?

In Champagne, in December, it is raining for 5.8 days, with typically 1.42" (36mm) of accumulated precipitation.

What is the month with the shortest days?

With an average of 9h and 54min of daylight, December has the shortest days of the year.

How many hours of daylight does Champagne have in December?

In Champagne, the average day length in December is 9h and 56min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 6:38 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 4:51 pm PST.

What is the month with the least sunshine?

The months with the least sunshine are February and December, with an average of 6.9h of sunshine.

How many hours of sunshine does Champagne have in December?

The average sunshine duration in December is 6.9h.

When is the lowest UV index?

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

How high is the UV index in December?

In December, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Champagne, CA

Average temperature in December - Champagne, CA
  • Average high temperature in December: 63°F

The warmest month (with the highest average high temperature) is August (91.9°F).
The month with the lowest average high temperature is December (63°F).

  • Average low temperature in December: 46.2°F

The month with the highest average low temperature is August (66.4°F).
The coldest month (with the lowest average low temperature) is February (45.9°F).

Average pressure in December
Champagne, CA

Average pressure in December - Champagne, CA
  • Average pressure in December: 30.07"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in December
Champagne, CA

Average wind speed in December - Champagne, CA
  • Average wind speed in December: 5.2mph

The windiest month (with the highest average wind speed) is May (5.8mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).

Average humidity in December
Champagne, CA

Average humidity in December - Champagne, CA
  • Average humidity in December: 51%

The months with the highest relative humidity are March and May (54%).
The month with the lowest relative humidity is August (43%).

Average rainfall in December
Champagne, CA

Average rainfall in December - Champagne, CA
  • Average rainfall in December: 1.42"

The wettest months (with the highest rainfall) are February and December (1.42").
The driest months (with the least rainfall) are June and August (0.04").

Average rainfall days in December
Champagne, CA

Average rainfall days in December - Champagne, CA
  • Average rainfall days in December: 5.8 days

The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is June (1.1 days).

Average daylight in December /
Average sunshine in December
Champagne, CA

Average daylight in December / Average sunshine in December - Champagne, CA
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 6h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The months with the least sunshine are February and December (Average sunshine: 6h and 54min).

Average sunshine days in December
Champagne, CA

Average sunshine days in December - Champagne, CA
  • Average sunshine days in December: 23.9 days

The month with the most sunshine days is August (28.6 days).
The month with the least sunshine days is February (21.5 days).

Average UV index in December
Champagne, CA

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

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in December
Champagne, CA

Average cloud cover in December - Champagne, CA
  • Average cloud cover in December: 21

The months with the most cloud cover are February, March and December (Cloud cover 21).
The months with the least cloud cover are July and August (Cloud cover 5).

Average visibility in December
Champagne, CA

Average visibility in December - Champagne, CA
  • Average visibility in December: 6mi

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

Champagne, California, USA

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