December weather forecast and climate
Lincoln, CA

Weather in December

The first month of the winter, December, is also a fresh month in Lincoln, California, with average temperature ranging between max 54.1°F (12.3°C) and min 39.9°F (4.4°C).

Temperature

The coldest month is December, with an average high-temperature of 54.1°F (12.3°C) and an average low-temperature of 39.9°F (4.4°C).

Humidity

In December, the average relative humidity is 70%.

Rainfall

In December, the rain falls for 10.9 days. Throughout December, 3.66" (93mm) of precipitation is accumulated. Throughout the year, there are 80 rainfall days, and 21.85" (555mm) of precipitation is accumulated.

Snowfall

December is the only month when snow falls. December is the month with the most snowfall. Snow falls for 0.2 days and accumulates 0.04" (1mm) of snow.

Daylight

With an average of 9.5h of daylight, December has the shortest days of the year in Lincoln, California.

Sunshine

With an average of 5.8h of sunshine, December has the least sunshine of the year.

UV index

Months with the lowest UV index in Lincoln, California, are January, February, November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 3 transform into the following instructions:
Take precautions - Protection against the 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Lincoln?

With an average high-temperature of 54.1°F (12.3°C) and an average low-temperature of 39.9°F (4.4°C), December is the coldest month in Lincoln.

What is the temperature in December in Lincoln?

In December, in Lincoln, California, the average high-temperature is 54.1°F (12.3°C), and the average low-temperature is 39.9°F (4.4°C).

What is the average humidity in December in Lincoln?

The average relative humidity in December in Lincoln is 70%.

How many days does it rain in December in Lincoln?

In Lincoln, in December, during 10.9 rainfall days, 3.66" (93mm) of precipitation is typically accumulated.

When does it start snowing in Lincoln?

December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow.

What is the snowiest month in Lincoln?

December is the month with the most snowfall in Lincoln. Snow falls for 0.2 days and accumulates 0.04" (1mm) of snow.

What is the month with the shortest days in Lincoln?

The month with the shortest days in Lincoln is December, with an average of 9.5h of daylight.

How many hours of daylight does Lincoln have in December?

In December, the average length of the day in Lincoln is 9.5h.

What is the month with the least sunshine in Lincoln?

December has the least sunshine of the year, with an average of 5.8h of sunshine.

How many hours of sunshine does Lincoln have in December?

In Lincoln, California, the average sunshine in December is 5.8h.

When is the lowest UV index in Lincoln?

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

How high is the UV index in December in Lincoln?

In Lincoln, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe exposure to the Sun's UV rays.

Average temperature in December
Lincoln, CA

Average temperature in December - Lincoln, CA
  • Average high temperature in December: 54.1°F

The warmest month (with the highest average high temperature) is July (94.1°F).
The month with the lowest average high temperature is December (54.1°F).

  • Average low temperature in December: 39.9°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is December (39.9°F).

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Average pressure in December
Lincoln, CA

Average pressure in December - Lincoln, CA
  • Average pressure in December: 30.13"

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.9").

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Average wind speed in December
Lincoln, CA

Average wind speed in December - Lincoln, CA
  • Average wind speed in December: 4.9mph

The windiest months (with the highest average wind speed) are February and March (5.7mph).
The calmest month (with the lowest average wind speed) is September (4.4mph).

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Average humidity in December
Lincoln, CA

Average humidity in December - Lincoln, CA
  • Average humidity in December: 70%

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is July (39%).

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Average rainfall in December
Lincoln, CA

Average rainfall in December - Lincoln, CA
  • Average rainfall in December: 3.66"

The wettest month (with the highest rainfall) is March (4.09").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in December
Lincoln, CA

Average rainfall days in December - Lincoln, CA
  • Average rainfall days in December: 10.9 days

The month with the highest number of rainy days is March (14.2 days).
The month with the least rainy days is July (0.9 days).

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Average snowfall in December
Lincoln, CA

Average snowfall in December - Lincoln, CA
  • Average snowfall in December: 0.04"

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

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Average snowfall days in December
Lincoln, CA

Average snowfall days in December - Lincoln, CA
  • Average snowfall days in December: 0.2 days

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

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

Average daylight in December / Average sunshine in December - Lincoln, CA
  • Average daylight in December: 9.5h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in December: 5.8h

The month with the most sunshine is July (Average sunshine: 12.2h).
The month with the least sunshine is December (Average sunshine: 5.8h).

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Average sunshine days in December
Lincoln, CA

Average sunshine days in December - Lincoln, CA
  • Average sunshine days in December: 19.6 days

The month with the most sunshine days is July (29.8 days).
The month with the least sunshine days is March (15.9 days).

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Average UV index in December
Lincoln, CA

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

Months with the highest UV index are June and July (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in December
Lincoln, CA

Average cloud cover in December - Lincoln, CA
  • Average cloud cover in December: 35

The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in December
Lincoln, CA

Average visibility in December - Lincoln, 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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