December weather forecast
Klaber, WA

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Weather in December

The first month of the winter, December, is still a cold month in Klaber, Washington, with an average temperature varying between 33.1°F (0.6°C) and 42.6°F (5.9°C).

Temperature

December, having an average high-temperature of 42.6°F (5.9°C) and an average low-temperature of 33.1°F (0.6°C), is the coldest month.

Humidity

January, February, November and December, with an average relative humidity of 89%, are the most humid months.

Rainfall

In Klaber, in December, it is raining for 20 days, with typically 5.35" (136mm) of accumulated precipitation. Throughout the year, in Klaber, Washington, there are 185.5 rainfall days, and 36.1" (917mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Klaber, Washington, are January through March, November and December. In December, in Klaber, it is snowing for 1.4 days. Throughout December, 0.28" (7mm) of snow is accumulated. In Klaber, Washington, during the entire year, snow falls for 9 days and aggregates up to 5.59" (142mm) of snow.

Daylight

With an average of 8h and 36min of daylight, December has the shortest days of the year in Klaber, Washington.
On the first day of December in Klaber, Washington, sunrise is at 7:36 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 4:35 pm PST.

Sunshine

With an average of 3.5h of sunshine, December has the least sunshine of the year in Klaber.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: During December, 2 as the daily maximum UV index converts into the following advice:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. To cut down UV radiation exposure by about half, sport a wide-brim hat. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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Frequently asked questions

What is the coldest time of year in Klaber?

The coldest period is December, when temperatures fluctuate between an average high of 42.6°F (5.9°C) and a low of 33.1°F (0.6°C).

How cold is December in Klaber?

The high-temperature in Klaber during December is 42.6°F (5.9°C) and the low-temperature is 33.1°F (0.6°C).

What are the most humid months in Klaber?

The months with the highest humidity in Klaber, Washington, are January, February, November and December, with an average relative humidity of 89%.

What is the average humidity in December in Klaber?

In Klaber, the average relative humidity in December is 89%.

How many days does it rain in December in Klaber?

In Klaber, in December, it is raining for 20 days, with typically 5.35" (136mm) of accumulated precipitation.

How many days does it snow in December in Klaber?

In Klaber, in December, during 1.4 snowfall days, 0.28" (7mm) of snow is typically accumulated.

What is the month with the shortest days in Klaber?

December has the shortest days of the year in Klaber, with an average of 8h and 36min of daylight.

How many hours of daylight does Klaber have in December?

The average day length in December in Klaber, Washington, is 8h and 38min.

What time are sunrise and sunset in December in Klaber?

In December, on the first day of the month, sunrise is at 7:36 am and sunset at 4:26 pm. On the last day of the month, in Klaber, Washington, sunrise is at 7:56 am and sunset at 4:35 pm PST.

What is the month with the least sunshine in Klaber?

December has the least sunshine of the year in Klaber, Washington, with an average of 3.5h of sunshine.

How many hours of sunshine does Klaber have in December?

In Klaber, the average sunshine duration in December is 3.5h.

What is the month with the lowest UV index in Klaber?

The months with the lowest UV index in Klaber, Washington, are January, February, November and December, with an average maximum UV index of 2.

How high is the UV index in December in Klaber?

In Klaber, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe exposure to Sun's UV rays.
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
Klaber, WA

Average temperature in December - Klaber, WA
  • Average high temperature in December: 42.6°F

The warmest month (with the highest average high temperature) is August (77.5°F).
The month with the lowest average high temperature is December (42.6°F).

  • Average low temperature in December: 33.1°F

The month with the highest average low temperature is August (50°F).
The coldest month (with the lowest average low temperature) is December (33.1°F).

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Average pressure in December
Klaber, WA

Average pressure in December - Klaber, WA
  • Average pressure in December: 30.08"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.02"Hg).

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Average wind speed in December
Klaber, WA

Average wind speed in December - Klaber, WA
  • Average wind speed in December: 4.3mph

The windiest months (with the highest average wind speed) are January, March and November (4.5mph).
The calmest month (with the lowest average wind speed) is September (3.6mph).

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Average humidity in December
Klaber, WA

Average humidity in December - Klaber, WA
  • Average humidity in December: 89%

The months with the highest relative humidity are January, February, November and December (89%).
The month with the lowest relative humidity is July (73%).

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Average rainfall in December
Klaber, WA

Average rainfall in December - Klaber, WA
  • Average rainfall in December: 5.35"

The wettest month (with the highest rainfall) is January (5.51").
The driest month (with the least rainfall) is July (0.47").

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Average rainfall days in December
Klaber, WA

Average rainfall days in December - Klaber, WA
  • Average rainfall days in December: 20 days

The month with the highest number of rainy days is March (21.5 days).
The month with the least rainy days is August (6.4 days).

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Average snowfall in December
Klaber, WA

Average snowfall in December - Klaber, WA
  • Average snowfall in December: 0.28"

The month with the highest snowfall is February (1.93").
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
Klaber, WA

Average snowfall days in December - Klaber, WA
  • Average snowfall days in December: 1.4 days

The month with the highest number of snowfall days is February (3.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Klaber, WA

Average daylight in December / Average sunshine in December - Klaber, WA
  • Average daylight in December: 8h and 4min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in December: 3h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).

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Average sunshine days in December
Klaber, WA

Average sunshine days in December - Klaber, WA
  • Average sunshine days in December: 9.5 days

The months with the most sunshine days are July and August (20.8 days).
The month with the least sunshine days is February (7.6 days).

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Average UV index in December
Klaber, WA

Average UV index in December - Klaber, WA
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in December
Klaber, WA

Average cloud cover in December - Klaber, WA
  • Average cloud cover in December: 65

The months with the most cloud cover are January, February and December (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 38).

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Average visibility in December
Klaber, WA

Average visibility in December - Klaber, WA
  • Average visibility in December: 4mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).

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Klaber, Washington, USA

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