December weather forecast
Lakehead, CA

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Weather in December

The first month of the winter, December, is also a frosty month in Lakehead, California, with an average temperature varying between 34°F (1.1°C) and 48°F (8.9°C).

Temperature

Lakehead reaches its lowest average temperatures in December, measuring 48°F (8.9°C) at the peak and 34°F (1.1°C) at the lowest.

Humidity

In Lakehead, the average relative humidity in December is 74%.

Rainfall

In Lakehead, during December, the rain falls for 13.2 days and regularly aggregates up to 3.74" (95mm) of precipitation. Throughout the year, in Lakehead, there are 103.6 rainfall days, and 25.28" (642mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. In December, it is snowing for 1.1 days. Throughout December, 1.1" (28mm) of snow is accumulated. In Lakehead, during the entire year, snow falls for 4.7 days and aggregates up to 4.45" (113mm) of snow.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:15 am and sunset at 4:42 pm. On the last day of December, sunrise is at 7:33 am and sunset at 4:51 pm PST.

Sunshine

The month with the least sunshine is December, with an average of 5.4h of sunshine.

UV index

The months with the lowest UV index in Lakehead are February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: An average UV index of 2 in December transforms into this advice:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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Frequently asked questions

What part of the year is the coldest in Lakehead?

The month of December, characterized by an average high of 48°F (8.9°C) and a low of 34°F (1.1°C), is recognized as the coldest in Lakehead.

What are the temperatures in Lakehead in December?

In December, the average high-temperature and low-temperature in Lakehead, California, are 48°F (8.9°C) and 34°F (1.1°C) respectively. In September, the average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, is evaluated at 82.4°F (28°C).

What is the average humidity in December in Lakehead?

The average relative humidity in December in Lakehead is 74%.

How much does it rain in Lakehead in December?

In December, in Lakehead, California, the rain falls for 13.2 days. Throughout December, 3.74" (95mm) of precipitation is accumulated.

How many days does it snow in December in Lakehead?

In Lakehead, California, in December, during 1.1 snowfall days, 1.1" (28mm) of snow is typically accumulated.

What is the month with the shortest days in Lakehead?

With an average of 9h and 18min of daylight, December has the shortest days of the year in Lakehead, California.

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

In December, the average day length in Lakehead is 9h and 17min.

When is the sunrise / sunset in December in Lakehead?

In December, on the first day of the month, sunrise is at 7:15 am and sunset at 4:42 pm. On the last day of the month, in Lakehead, sunrise is at 7:33 am and sunset at 4:51 pm PST.

What is the month with the least sunshine in Lakehead?

With an average of 5.4h of sunshine, December has the least sunshine of the year in Lakehead.

How many hours of sunshine does Lakehead have in December?

In Lakehead, California, the average sunshine duration in December is 5.4h.

What are the months with the lowest UV index in Lakehead?

February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index intensity in December in Lakehead?

The average daily maximum UV index in December in Lakehead, California, is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Lakehead, CA

Average temperature in December - Lakehead, CA
  • Average high temperature in December: 48°F

The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is December (48°F).

  • Average low temperature in December: 34°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is December (34°F).

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Average pressure in December
Lakehead, CA

Average pressure in December - Lakehead, CA
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.92"Hg).

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Average wind speed in December
Lakehead, CA

Average wind speed in December - Lakehead, CA
  • Average wind speed in December: 4.7mph

The windiest months (with the highest average wind speed) are March and October (5.3mph).
The calmest months (with the lowest average wind speed) are August and November (4.5mph).

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Average humidity in December
Lakehead, CA

Average humidity in December - Lakehead, CA
  • Average humidity in December: 74%

The month with the highest relative humidity is March (77%).
The month with the lowest relative humidity is August (37%).

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Average rainfall in December
Lakehead, CA

Average rainfall in December - Lakehead, CA
  • Average rainfall in December: 3.74"

The wettest month (with the highest rainfall) is March (4.8").
The driest month (with the least rainfall) is July (0.12").

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Average rainfall days in December
Lakehead, CA

Average rainfall days in December - Lakehead, CA
  • Average rainfall days in December: 13.2 days

The month with the highest number of rainy days is March (16.8 days).
The month with the least rainy days is August (1.7 days).

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Average snowfall in December
Lakehead, CA

Average snowfall in December - Lakehead, CA
  • Average snowfall in December: 1.1"

The month with the highest snowfall is November (1.3").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Lakehead, CA

Average snowfall days in December - Lakehead, CA
  • Average snowfall days in December: 1.1 days

The month with the highest number of snowfall days is February (1.9 days).
The 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
Lakehead, CA

Average daylight in December / Average sunshine in December - Lakehead, CA
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 5h and 2min

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 24min).

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Average sunshine days in December
Lakehead, CA

Average sunshine days in December - Lakehead, CA
  • Average sunshine days in December: 15.5 days

The month with the most sunshine days is August (27.3 days).
The month with the least sunshine days is March (12.1 days).

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Average UV index in December
Lakehead, CA

Average UV index in December - Lakehead, CA
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are February, November and December (UV index 2).

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Average cloud cover in December
Lakehead, CA

Average cloud cover in December - Lakehead, CA
  • Average cloud cover in December: 41

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

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Average visibility in December
Lakehead, CA

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

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

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Lakehead, California, USA

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