December weather forecast
Glenoaks Country, CA

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Weather in December

The first month of the winter, December, is still a comfortable month in Glenoaks Country, California, with an average temperature ranging between min 43.5°F (6.4°C) and max 61.7°F (16.5°C).

Temperature

Glenoaks Country's coldest temperatures are experienced in December, with average high temperatures of 61.7°F (16.5°C) and lows of 43.5°F (6.4°C).

Humidity

In December, the average relative humidity in Glenoaks Country is 58%.

Rainfall

December is the month with the most rainfall. Rain falls for 6.5 days and accumulates 1.81" (46mm) of precipitation.

Daylight

The month with the shortest days is December, with an average of 10h and 0min of daylight.
On the first day of December in Glenoaks Country, sunrise is at 6:34 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 4:50 pm PST.

Sunshine

December has the least sunshine of the year, with an average of 6.5h of sunshine.

UV index

December is the month with the lowest UV index in Glenoaks Country, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 3 in December interprets into the following recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
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Frequently asked questions

What month is the coldest in Glenoaks Country?

Temperature readings in Glenoaks Country, California, reach their annual highs in December, averaging 61.7°F (16.5°C) and a minimum average of 43.5°F (6.4°C).

What is the usual temperature for Glenoaks Country in December?

In Glenoaks Country, 61.7°F (16.5°C) is the average high-temperature and 43.5°F (6.4°C) is the average low-temperature during December. In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is calculated to be 87.8°F (31°C).

What is the average humidity in December in Glenoaks Country?

In December, the average relative humidity in Glenoaks Country, California, is 58%.

What is the rainiest month in Glenoaks Country?

December is the month with the most rainfall. Rain falls for 6.5 days and accumulates 1.81" (46mm) of precipitation.

How many days does it rain in December in Glenoaks Country?

In Glenoaks Country, California, in December, during 6.5 rainfall days, 1.81" (46mm) of precipitation is typically accumulated.

What is the month with the shortest days in Glenoaks Country?

The month with the shortest days in Glenoaks Country is December, with an average of 10h and 0min of daylight.

How many hours of daylight does Glenoaks Country have in December?

In December, the average day length is 9h and 58min.

When is the sunrise / sunset in December in Glenoaks Country?

In December, on the first day of the month, sunrise is at 6:34 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 4:50 pm PST.

What is the month with the least sunshine in Glenoaks Country?

The month with the least sunshine in Glenoaks Country is December, with an average of 6.5h of sunshine.

How many hours of sunshine does Glenoaks Country have in December?

In Glenoaks Country, California, the average sunshine duration in December is 6.5h.

What is the month with the lowest UV index in Glenoaks Country?

With an average maximum UV index of 3, December is the month with the lowest UV index in Glenoaks Country, California.

How high is the UV index in December in Glenoaks Country?

The average daily maximum UV index in December in Glenoaks Country is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Glenoaks Country, CA

Average temperature in December - Glenoaks Country, CA
  • Average high temperature in December: 61.7°F

The warmest month (with the highest average high temperature) is August (87.4°F).
The month with the lowest average high temperature is December (61.7°F).

  • Average low temperature in December: 43.5°F

The month with the highest average low temperature is August (62.2°F).
The coldest month (with the lowest average low temperature) is February (43.3°F).

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Average pressure in December
Glenoaks Country, CA

Average pressure in December - Glenoaks Country, CA
  • Average pressure in December: 30.06"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in December
Glenoaks Country, CA

Average wind speed in December - Glenoaks Country, CA
  • Average wind speed in December: 5mph

The windiest month (with the highest average wind speed) is April (5.5mph).
The calmest month (with the lowest average wind speed) is September (4.3mph).

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Average humidity in December
Glenoaks Country, CA

Average humidity in December - Glenoaks Country, CA
  • Average humidity in December: 58%

The month with the highest relative humidity is May (65%).
The month with the lowest relative humidity is November (52%).

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Average rainfall in December
Glenoaks Country, CA

Average rainfall in December - Glenoaks Country, CA
  • Average rainfall in December: 1.81"

The wettest month (with the highest rainfall) is December (1.81").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in December
Glenoaks Country, CA

Average rainfall days in December - Glenoaks Country, CA
  • Average rainfall days in December: 6.5 days

The month with the highest number of rainy days is March (8.2 days).
The month with the least rainy days is June (1.4 days).

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Average daylight in December /
Average sunshine in December
Glenoaks Country, CA

Average daylight in December / Average sunshine in December - Glenoaks Country, CA
  • Average daylight in December: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in December: 6h and 3min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

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Average sunshine days in December
Glenoaks Country, CA

Average sunshine days in December - Glenoaks Country, CA
  • Average sunshine days in December: 23.4 days

The month with the most sunshine days is June (26.5 days).
The month with the least sunshine days is February (20.8 days).

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Average UV index in December
Glenoaks Country, CA

Average UV index in December - Glenoaks Country, CA
  • Average UV index in December: 3

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in December
Glenoaks Country, CA

Average cloud cover in December - Glenoaks Country, CA
  • Average cloud cover in December: 26

The month with the most cloud cover is March (Cloud cover 27).
The month with the least cloud cover is August (Cloud cover 7).

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Average visibility in December
Glenoaks Country, CA

Average visibility in December - Glenoaks Country, 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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Glenoaks Country, California, USA

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