December weather forecast
Potlatch, ID

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Weather in December

December in Potlatch signifies the full embrace of winter's arrival, uniting cold temperatures and substantial snowfall. Snow blankets the ground reaching up to 11.14" (283mm), creating picturesque winter scenes. The daylight period contracts significantly, with the city witnessing long, dark nights typical of the winter season. Despite the cold weather, the city remains vibrant, offering an array of winter activities and festivals. In preparation for frigid temperatures, residents and visitors alike should ensure appropriate winter clothing.

Temperature

Potlatch, Idaho, notes the coldest temperatures in December, with a high average of 34°F (1.1°C) and a low of 24.1°F (-4.4°C).

Humidity

In December, the average relative humidity is 86%.

Rainfall

December is the month with the most rainfall. Rain falls for 11.6 days and accumulates 2.68" (68mm) of precipitation.

Snowfall

Months with snowfall in Potlatch are January through May, September through December. In Potlatch, in December, snow falls for 14.1 days, with typically accumulated 11.14" (283mm) of snow. In Potlatch, during the entire year, snow falls for 60.2 days and aggregates up to 47.24" (1200mm) of snow.

Daylight

December has the shortest days of the year in Potlatch, with an average of 8h and 36min of daylight.
On the first day of December, sunrise is at 7:13 am and sunset at 4:00 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 4:08 pm PST.

Sunshine

January, February and December, with an average of 4.5h of sunshine, are months with the least sunshine.

UV index

In December, the average daily maximum UV index in Potlatch is 2. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: In December, the maximum UV index of 2 translates into these guidelines:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
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Frequently asked questions

What are the coldest months in Potlatch?

Temperature readings in Potlatch reach their annual highs in December, averaging 34°F (1.1°C) and a minimum average of 24.1°F (-4.4°C).

How cold is December in Potlatch?

In Potlatch, 34°F (1.1°C) is the average high-temperature and 24.1°F (-4.4°C) is the average low-temperature during December. In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 82.4°F (28°C).

What is the average humidity in December in Potlatch?

In December, the average relative humidity in Potlatch, Idaho, is 86%.

What is the wettest month in Potlatch?

December is the month with the most rainfall in Potlatch, Idaho. Rain falls for 11.6 days and accumulates 2.68" (68mm) of precipitation.

How many days does it rain in December in Potlatch?

In Potlatch, in December, during 11.6 rainfall days, 2.68" (68mm) of precipitation is typically accumulated.

How many days does it snow in December in Potlatch?

In Potlatch, Idaho, in December, during 14.1 snowfall days, 11.14" (283mm) of snow is typically accumulated.

What is the month with the shortest days in Potlatch?

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

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

In Potlatch, Idaho, the average day length in December is 8h and 36min.

When is the sunrise / sunset in December in Potlatch?

In December, on the first day of the month, sunrise is at 7:13 am and sunset at 4:00 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 4:08 pm PST.

What are the months with the least sunshine in Potlatch?

January, February and December, with an average of 4.5h of sunshine, are months with the least sunshine in Potlatch.

How long on average sun shines in December in Potlatch?

The average sunshine duration in December in Potlatch, Idaho, is 4.5h.

What is the UV index reading in December in Potlatch?

In Potlatch, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal hazard to health 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
Potlatch, ID

Average temperature in December - Potlatch, ID
  • Average high temperature in December: 34°F

The warmest month (with the highest average high temperature) is August (83.7°F).
The month with the lowest average high temperature is December (34°F).

  • Average low temperature in December: 24.1°F

The month with the highest average low temperature is August (58.1°F).
The coldest month (with the lowest average low temperature) is December (24.1°F).

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Average pressure in December
Potlatch, ID

Average pressure in December - Potlatch, ID
  • Average pressure in December: 30.17"Hg

The month with the highest atmospheric pressure is January (30.2"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).

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Average wind speed in December
Potlatch, ID

Average wind speed in December - Potlatch, ID
  • Average wind speed in December: 5.6mph

The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest months (with the lowest average wind speed) are July, August and September (4.8mph).

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Average humidity in December
Potlatch, ID

Average humidity in December - Potlatch, ID
  • Average humidity in December: 86%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (40%).

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Average rainfall in December
Potlatch, ID

Average rainfall in December - Potlatch, ID
  • Average rainfall in December: 2.68"

The wettest month (with the highest rainfall) is December (2.68").
The driest months (with the least rainfall) are July and August (0.47").

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Average rainfall days in December
Potlatch, ID

Average rainfall days in December - Potlatch, ID
  • Average rainfall days in December: 11.6 days

The month with the highest number of rainy days is April (18.1 days).
The months with the least rainy days are July and August (5.9 days).

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Average snowfall in December
Potlatch, ID

Average snowfall in December - Potlatch, ID
  • Average snowfall in December: 11.14"

The month with the highest snowfall is January (12.56").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in December
Potlatch, ID

Average snowfall days in December - Potlatch, ID
  • Average snowfall days in December: 14.1 days

The month with the highest number of snowfall days is December (14.1 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in December /
Average sunshine in December
Potlatch, ID

Average daylight in December / Average sunshine in December - Potlatch, ID
  • 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: 4h and 3min

The month with the most sunshine is August (Average sunshine: 12h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 30min).

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Average sunshine days in December
Potlatch, ID

Average sunshine days in December - Potlatch, ID
  • Average sunshine days in December: 11.8 days

The month with the most sunshine days is July (23.3 days).
The month with the least sunshine days is February (9.2 days).

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Average UV index in December
Potlatch, ID

Average UV index in December - Potlatch, ID
  • Average UV index in December: 2

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

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Average cloud cover in December
Potlatch, ID

Average cloud cover in December - Potlatch, ID
  • Average cloud cover in December: 52

The month with the most cloud cover is February (Cloud cover 54).
The months with the least cloud cover are July and August (Cloud cover 12).

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Average visibility in December
Potlatch, ID

Average visibility in December - Potlatch, ID
  • Average visibility in December: 4mi

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

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Potlatch, Idaho, USA

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