December weather forecast and climate
Lakeport, CA

An intricately designed house surrounded by a natural fence, trees, and neat lawns in Lakeport, California
An intricately designed house surrounded by a natural fence, trees, and neat lawns in Lakeport, California

Weather in December

The first month of the winter, December, is also a fresh month in Lakeport, California, with average temperature varying between 37.2°F (2.9°C) and 52.3°F (11.3°C).

Temperature

December is the coldest month, with an average high-temperature of 52.3°F (11.3°C) and an average low-temperature of 37.2°F (2.9°C).

Humidity

In Lakeport, California, the average relative humidity in December is 73%.

Rainfall

In Lakeport, during 12.3 rainfall days, 3.7" (94mm) of precipitation is typically accumulated. Throughout the year, in Lakeport, there are 92 rainfall days, and 21.02" (534mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Lakeport are January through March, November and December. In December, in Lakeport, it is snowing for 0.2 days. Throughout December, 0.08" (2mm) of snow is accumulated. Throughout the year, there are 2 snowfall days, and 1.34" (34mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Lakeport, with an average of 9.5h of daylight.

Sunshine

The month with the least sunshine is December, with an average of 5.3h of sunshine.

UV index

Months with the lowest UV index 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 the exposure to the Sun's UV radiation for the average person.
Note: In December, the average maximum UV index of 3 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. 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 Lakeport?

With an average high-temperature of 52.3°F (11.3°C) and an average low-temperature of 37.2°F (2.9°C), December is the coldest month in Lakeport, California.

What is the temperature in December in Lakeport?

The average high-temperature, in December, in Lakeport, is 52.3°F (11.3°C), while the average low-temperature is 37.2°F (2.9°C).

What is the average humidity in December in Lakeport?

In December, the average relative humidity in Lakeport is 73%.

How many days does it rain in December in Lakeport?

In December, the rain falls for 12.3 days. Throughout December, 3.7" (94mm) of precipitation is accumulated.

How many days does it snow in December in Lakeport?

In December, it is snowing for 0.2 days. Throughout December, 0.08" (2mm) of snow is accumulated.

What is the month with the shortest days in Lakeport?

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

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

The average length of the day in December in Lakeport is 9.5h.

What is the month with the least sunshine in Lakeport?

December has the least sunshine of the year in Lakeport, California, with an average of 5.3h of sunshine.

How long on average sun shines in December in Lakeport?

In Lakeport, the average sunshine in December is 5.3h.

When is the lowest UV index in Lakeport?

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

How high is the UV index in December in Lakeport?

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

Average temperature in December
Lakeport, CA

Average temperature in December - Lakeport, CA
  • Average high temperature in December: 52.3°F

The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is December (52.3°F).

  • Average low temperature in December: 37.2°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is December (37.2°F).

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Average pressure in December
Lakeport, CA

Average pressure in December - Lakeport, CA
  • Average pressure in December: 30.11"

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

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Average wind speed in December
Lakeport, CA

Average wind speed in December - Lakeport, CA
  • Average wind speed in December: 4.4mph

The windiest month (with the highest average wind speed) is April (5.3mph).
The calmest month (with the lowest average wind speed) is November (4.1mph).

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Average humidity in December
Lakeport, CA

Average humidity in December - Lakeport, CA
  • Average humidity in December: 73%

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is July (47%).

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Average rainfall in December
Lakeport, CA

Average rainfall in December - Lakeport, CA
  • Average rainfall in December: 3.7"

The wettest month (with the highest rainfall) is February (4.06").
The driest month (with the least rainfall) is July (0.04").

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Average rainfall days in December
Lakeport, CA

Average rainfall days in December - Lakeport, CA
  • Average rainfall days in December: 12.3 days

The month with the highest number of rainy days is March (15.9 days).
Months with the least rainy days are July and August (1.3 days).

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Average snowfall in December
Lakeport, CA

Average snowfall in December - Lakeport, CA
  • Average snowfall in December: 0.08"

Months with the highest snowfall are January and February (0.47").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Lakeport, CA

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

The month with the highest number of snowfall days is February (0.9 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Lakeport, 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: 5.3h

The month with the most sunshine is July (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 5.3h).

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Average sunshine days in December
Lakeport, CA

Average sunshine days in December - Lakeport, CA
  • Average sunshine days in December: 17.6 days

Months with the most sunshine days are July and August (28.3 days).
The month with the least sunshine days is March (13.7 days).

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Average UV index in December
Lakeport, CA

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

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in December
Lakeport, CA

Average cloud cover in December - Lakeport, CA
  • Average cloud cover in December: 42

The month with the most cloud cover is March (Cloud cover 44).
Months with the least cloud cover are July and August (Cloud cover 5).

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Average visibility in December
Lakeport, CA

Average visibility in December - Lakeport, CA
  • Average visibility in December: 5mi

Months with the highest visibility are January, February, April, May, June, July, August, September, October and November (6mi).
Months with the lowest visibility are March and December (5mi).

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