December weather forecast
Three Creek, ID

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Weather in December

The first month of the winter, December, is also a subzero cold month in Three Creek, Idaho, with an average temperature varying between 19.2°F (-7.1°C) and 31.1°F (-0.5°C).

Temperature

The coldest month is December, with an average high-temperature of 31.1°F (-0.5°C) and an average low-temperature of 19.2°F (-7.1°C).

Humidity

In Three Creek, the average relative humidity in December is 80%.

Rainfall

The month with the most rainfall is December, when the rain falls for 8.4 days and typically aggregates up to 1.5" (38mm) of precipitation.

Snowfall

Months with snowfall are January through June, October through December. The month with the most snowfall in Three Creek is December, when snow falls for 15.5 days and typically aggregates up to 7.99" (203mm) of snow.

Daylight

December has the shortest days of the year in Three Creek, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 7:50 am and sunset at 5:09 pm. On the last day of December, sunrise is at 8:08 am and sunset at 5:19 pm MST.

Sunshine

With an average of 5.7h of sunshine, December has the least sunshine of the year.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Three Creek. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for average individuals.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Frequently asked questions

What is the coldest time of year in Three Creek?

In Three Creek, December registers the lowest temperatures, averaging 31.1°F (-0.5°C) at the peak and 19.2°F (-7.1°C) at the lowest.

How cold is December in Three Creek?

The high-temperature during December is 31.1°F (-0.5°C) and the low-temperature is 19.2°F (-7.1°C).

What is the average humidity in December in Three Creek?

In December, the average relative humidity in Three Creek, Idaho, is 80%.

What is the wettest month in Three Creek?

December is the month with the most rainfall in Three Creek, Idaho. Rain falls for 8.4 days and accumulates 1.5" (38mm) of precipitation.

How much does it rain in Three Creek in December?

In Three Creek, in December, during 8.4 rainfall days, 1.5" (38mm) of precipitation is typically accumulated.

What is the snowiest month in Three Creek?

December is the month with the most snowfall in Three Creek. Snow falls for 15.5 days and accumulates 7.99" (203mm) of snow.

How much does it snow in Three Creek in December?

In Three Creek, in December, during 15.5 snowfall days, 7.99" (203mm) of snow is typically accumulated.

What is the month with the shortest days in Three Creek?

The month with the shortest days in Three Creek is December, with an average of 9h and 12min of daylight.

What is the average length of the day in December in Three Creek?

The average day length in December is 9h and 10min.

When is the sunrise / sunset in December in Three Creek?

In December, on the first day of the month, sunrise is at 7:50 am and sunset at 5:09 pm. On the last day of the month, in Three Creek, sunrise is at 8:08 am and sunset at 5:19 pm MST.

What is the month with the least sunshine in Three Creek?

With an average of 5.7h of sunshine, December has the least sunshine of the year in Three Creek, Idaho.

How long on average sun shines in December in Three Creek?

In Three Creek, the average sunshine duration in December is 5.7h.

When is the lowest UV index in Three Creek?

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

What is the UV index reading in December in Three Creek?

In December, the average daily maximum UV index in Three Creek is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from 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
Three Creek, ID

Average temperature in December - Three Creek, ID
  • Average high temperature in December: 31.1°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is December (31.1°F).

  • Average low temperature in December: 19.2°F

The months with the highest average low temperature are July and August (59.5°F).
The coldest month (with the lowest average low temperature) is December (19.2°F).

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Average pressure in December
Three Creek, ID

Average pressure in December - Three Creek, ID
  • Average pressure in December: 30.23"Hg

The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in December
Three Creek, ID

Average wind speed in December - Three Creek, ID
  • Average wind speed in December: 8.6mph

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).

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Average humidity in December
Three Creek, ID

Average humidity in December - Three Creek, ID
  • Average humidity in December: 80%

The month with the highest relative humidity is January (81%).
The months with the lowest relative humidity are July and August (30%).

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Average rainfall in December
Three Creek, ID

Average rainfall in December - Three Creek, ID
  • Average rainfall in December: 1.5"

The wettest month (with the highest rainfall) is December (1.5").
The driest month (with the least rainfall) is July (0.31").

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Average rainfall days in December
Three Creek, ID

Average rainfall days in December - Three Creek, ID
  • Average rainfall days in December: 8.4 days

The month with the highest number of rainy days is April (14.3 days).
The month with the least rainy days is August (5.7 days).

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Average snowfall in December
Three Creek, ID

Average snowfall in December - Three Creek, ID
  • Average snowfall in December: 7.99"

The month with the highest snowfall is December (7.99").
The months with the least snowfall are July, August and September (0").

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Average snowfall days in December
Three Creek, ID

Average snowfall days in December - Three Creek, ID
  • Average snowfall days in December: 15.5 days

The month with the highest number of snowfall days is December (15.5 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in December /
Average sunshine in December
Three Creek, ID

Average daylight in December / Average sunshine in December - Three Creek, ID
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 5h and 4min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days in December
Three Creek, ID

Average sunshine days in December - Three Creek, ID
  • Average sunshine days in December: 13.2 days

The month with the most sunshine days is August (22.3 days).
The month with the least sunshine days is March (11.3 days).

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Average UV index in December
Three Creek, ID

Average UV index in December - Three Creek, ID
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 6).
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
Three Creek, ID

Average cloud cover in December - Three Creek, ID
  • Average cloud cover in December: 42

The month with the most cloud cover is December (Cloud cover 42).
The months with the least cloud cover are July and August (Cloud cover 12).

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Average visibility in December
Three Creek, ID

Average visibility in December - Three Creek, ID
  • Average visibility in December: 6mi

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

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Three Creek, Idaho, USA

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