December weather forecast
Trout Lake, WA

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Weather in December

The first month of the winter, December, is still a cold month in Trout Lake, Washington, with an average temperature varying between 26.1°F (-3.3°C) and 35.2°F (1.8°C).

Temperature

December is the coldest month, with the temperature often reaching an average high of 35.2°F (1.8°C) and an average low of 26.1°F (-3.3°C).

Humidity

January, February and December, with an average relative humidity of 88%, are the most humid months in Trout Lake, Washington.

Rainfall

In December, the rain falls for 16.1 days. Throughout December, 4.61" (117mm) of precipitation is accumulated. Throughout the year, there are 152.5 rainfall days, and 26.93" (684mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Trout Lake. In Trout Lake, Washington, in December, snow falls for 6.5 days, with typically accumulated 4.57" (116mm) of snow. Throughout the year, in Trout Lake, there are 23.9 snowfall days, and 18.74" (476mm) of snow is accumulated.

Daylight

The month with the shortest days in Trout Lake is December, with an average of 8h and 42min of daylight.
On the first day of December in Trout Lake, sunrise is at 7:28 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 4:31 pm PST.

Sunshine

In Trout Lake, the average sunshine in December is 4h.

UV index

In Trout Lake, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, a daily maximum UV index of 2 leads to the following instructions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Frequently asked questions

What are the coldest months in Trout Lake?

December is the coldest month in Trout Lake, exhibiting average temperatures of 35.2°F (1.8°C) at the peak and 26.1°F (-3.3°C) at the base.

How cold is it in Trout Lake in December?

The high-temperature, in December, in Trout Lake, records 35.2°F (1.8°C), while the low-temperature is 26.1°F (-3.3°C).

What are the most humid months in Trout Lake?

The months with the highest humidity in Trout Lake, Washington, are January, February and December, with an average relative humidity of 88%.

What is the average humidity in December in Trout Lake?

In Trout Lake, the average relative humidity in December is 88%.

How much does it rain in Trout Lake in December?

In Trout Lake, Washington, in December, during 16.1 rainfall days, 4.61" (117mm) of precipitation is typically accumulated.

How much does it snow in Trout Lake in December?

In Trout Lake, in December, during 6.5 snowfall days, 4.57" (116mm) of snow is typically accumulated.

What is the month with the shortest days in Trout Lake?

December has the shortest days of the year, with an average of 8h and 42min of daylight.

How many hours of daylight does Trout Lake have in December?

The average day length in December in Trout Lake, Washington, is 8h and 43min.

When is the sunrise / sunset in December in Trout Lake?

On the first day of December, sunrise is at 7:28 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 4:31 pm PST.

How many hours of sunshine does Trout Lake have in December?

In December, the average sunshine duration in Trout Lake is 4h.

What is the UV index reading in December in Trout Lake?

In December, the average daily maximum UV index in Trout Lake is 2. A UV Index reading of 2, and below, represents 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
Trout Lake, WA

Average temperature in December - Trout Lake, WA
  • Average high temperature in December: 35.2°F

The warmest month (with the highest average high temperature) is August (78.6°F).
The month with the lowest average high temperature is December (35.2°F).

  • Average low temperature in December: 26.1°F

The month with the highest average low temperature is August (52.3°F).
The coldest month (with the lowest average low temperature) is December (26.1°F).

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Average pressure in December
Trout Lake, WA

Average pressure in December - Trout Lake, WA
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is August (29.97"Hg).

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Average wind speed in December
Trout Lake, WA

Average wind speed in December - Trout Lake, WA
  • Average wind speed in December: 5mph

The windiest month (with the highest average wind speed) is June (6.4mph).
The calmest month (with the lowest average wind speed) is October (4.8mph).

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Average humidity in December
Trout Lake, WA

Average humidity in December - Trout Lake, WA
  • Average humidity in December: 88%

The months with the highest relative humidity are January, February and December (88%).
The months with the lowest relative humidity are July and August (58%).

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Average rainfall in December
Trout Lake, WA

Average rainfall in December - Trout Lake, WA
  • Average rainfall in December: 4.61"

The wettest month (with the highest rainfall) is January (4.88").
The driest month (with the least rainfall) is July (0.24").

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Average rainfall days in December
Trout Lake, WA

Average rainfall days in December - Trout Lake, WA
  • Average rainfall days in December: 16.1 days

The month with the highest number of rainy days is March (19.4 days).
The month with the least rainy days is August (3.8 days).

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Average snowfall in December
Trout Lake, WA

Average snowfall in December - Trout Lake, WA
  • Average snowfall in December: 4.57"

The month with the highest snowfall is January (6.22").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Trout Lake, WA

Average snowfall days in December - Trout Lake, WA
  • Average snowfall days in December: 6.5 days

The month with the highest number of snowfall days is December (6.5 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
Trout Lake, WA

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

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in December: 4h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in December
Trout Lake, WA

Average sunshine days in December - Trout Lake, WA
  • Average sunshine days in December: 9.9 days

The month with the most sunshine days is July (25.8 days).
The month with the least sunshine days is February (8.8 days).

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Average UV index in December
Trout Lake, WA

Average UV index in December - Trout Lake, WA
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and February (UV index 1).

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Average cloud cover in December
Trout Lake, WA

Average cloud cover in December - Trout Lake, WA
  • Average cloud cover in December: 60

The months with the most cloud cover are January and February (Cloud cover 61).
The months with the least cloud cover are July and August (Cloud cover 15).

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Average visibility in December
Trout Lake, WA

Average visibility in December - Trout Lake, WA
  • Average visibility in December: 4mi

The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January, February and December (4mi).

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Trout Lake, Washington, USA

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