December weather forecast
Dixon, CA

Weather in December

December, the first month of the winter in Dixon, is still a cool month, with temperature in the range of an average high of 54.5°F (12.5°C) and an average low of 41.4°F (5.2°C).

Temperature

The coldest month is December, with an average high-temperature of 54.5°F (12.5°C) and an average low-temperature of 41.4°F (5.2°C).

Humidity

In December, the average relative humidity is 71%.

Rainfall

In Dixon, in December, during 8.4 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. Throughout the year, in Dixon, California, there are 59.1 rainfall days, and 7.95" (202mm) of precipitation is accumulated.

Daylight

The month with the shortest days in Dixon, California, is December, with an average of 9h and 32min of daylight.
On the first day of the month, sunrise is at 7:05 am and sunset at 4:47 pm. On the last day of December, in Dixon, California, sunrise is at 7:24 am and sunset at 4:56 pm PST.

Sunshine

With an average of 5.7h of sunshine, December has the least sunshine of the year.

UV index

The months with the lowest UV index in Dixon are January, February, November and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 3 in December transform into the following instructions:
Take precautions - Protection against skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the coldest month in Dixon?

With an average high-temperature of 54.5°F (12.5°C) and an average low-temperature of 41.4°F (5.2°C), December is the coldest month.

What is the temperature in December in Dixon?

In Dixon, in December, the average high-temperature is 54.5°F (12.5°C), and the average low-temperature is 41.4°F (5.2°C). in September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, is estimated at 91.4°F (33°C).

What is the average humidity in December in Dixon?

In Dixon, the average relative humidity in December is 71%.

How many days does it rain in December in Dixon?

In Dixon, in December, during 8.4 rainfall days, 1.26" (32mm) of precipitation is typically accumulated.

What is the month with the shortest days in Dixon?

The month with the shortest days in Dixon is December, with an average of 9h and 32min of daylight.

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

In December, the average day length in Dixon is 9h and 32min.

When are sunrise and sunset in December in Dixon?

On the first day of December in Dixon, California, sunrise is at 7:05 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:56 pm PST.

What is the month with the least sunshine in Dixon?

December has the least sunshine of the year in Dixon, with an average of 5.7h of sunshine.

How many hours of sunshine does Dixon have in December?

In December, the average sunshine duration is 5.7h.

When is the lowest UV index in Dixon?

The months with the lowest UV index in Dixon are January, February, November and December, with an average maximum UV index of 3.

How high is the UV index in December in Dixon?

In December, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health risk 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
Dixon, CA

Average temperature in December - Dixon, CA
  • Average high temperature in December: 54.5°F

The warmest month (with the highest average high temperature) is July (92.3°F).
The month with the lowest average high temperature is December (54.5°F).

  • Average low temperature in December: 41.4°F

The month with the highest average low temperature is August (58.5°F).
The coldest month (with the lowest average low temperature) is December (41.4°F).

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Average pressure in December
Dixon, CA

Average pressure in December - Dixon, CA
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June and August (29.91"Hg).

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Average wind speed in December
Dixon, CA

Average wind speed in December - Dixon, CA
  • Average wind speed in December: 5.5mph

The windiest months (with the highest average wind speed) are May and June (6.6mph).
The calmest months (with the lowest average wind speed) are January and November (5mph).

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Average humidity in December
Dixon, CA

Average humidity in December - Dixon, CA
  • Average humidity in December: 71%

The month with the highest relative humidity is March (76%).
The month with the lowest relative humidity is September (47%).

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Average rainfall in December
Dixon, CA

Average rainfall in December - Dixon, CA
  • Average rainfall in December: 1.26"

The wettest month (with the highest rainfall) is February (1.57").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in December
Dixon, CA

Average rainfall days in December - Dixon, CA
  • Average rainfall days in December: 8.4 days

The month with the highest number of rainy days is March (10.2 days).
The months with the least rainy days are July and August (1.3 days).

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

Average daylight in December / Average sunshine in December - Dixon, CA
  • Average daylight in December: 9h and 32min

The month with the longest days is June (Average daylight: 14h and 49min).
The month with the shortest days is December (Average daylight: 9h and 32min).

  • Average sunshine in December: 5h and 42min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days in December
Dixon, CA

Average sunshine days in December - Dixon, CA
  • Average sunshine days in December: 22.8 days

The months with the most sunshine days are July and August (29.3 days).
The month with the least sunshine days is March (19.7 days).

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Average UV index in December
Dixon, CA

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

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

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Average cloud cover in December
Dixon, CA

Average cloud cover in December - Dixon, CA
  • Average cloud cover in December: 37

The months with the most cloud cover are March and December (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 6).

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Average visibility in December
Dixon, CA

Average visibility in December - Dixon, 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).

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