December weather forecast
Kellogg, ID

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Weather in December

December is a month of celebration in Kellogg, despite the mercury dipping to its lowest at 19.6°F (-6.9°C). The city wraps up in a white cover with a hefty snowfall of 15.67" (398mm), creating a dreamy winter scene. The holiday festivities bring cheer to the snow-laden town. Christmas lights reflecting off the snowy landscapes add to the charm. The anticipation of a new year fills the frigid air with warmth and excitement.

Temperature

December stands out as Kellogg's coldest month, with temperatures ranging between an average high of 30°F (-1.1°C) and a low of 19.6°F (-6.9°C).

Humidity

The average relative humidity in December in Kellogg is 90%.

Rainfall

In Kellogg, Idaho, in December, it is raining for 9.6 days, with typically 3.74" (95mm) of accumulated precipitation. In Kellogg, Idaho, during the entire year, the rain falls for 144.3 days and collects up to 27.6" (701mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall. In December, in Kellogg, it is snowing for 17.8 days. Throughout December, 15.67" (398mm) of snow is accumulated. Throughout the year, there are 81.2 snowfall days, and 73.58" (1869mm) of snow is accumulated.

Daylight

The month with the shortest days in Kellogg is December, with an average of 8h and 30min of daylight.
On the first day of the month, sunrise is at 7:12 am and sunset at 3:55 pm. On the last day of December, in Kellogg, sunrise is at 7:32 am and sunset at 4:03 pm PST.

Sunshine

January and December, with an average of 3.5h of sunshine, are months with the least sunshine in Kellogg.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, the maximum UV index of 1 suggests these recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
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Frequently asked questions

What time of the year is the coldest in Kellogg?

With average temperatures fluctuating between a high of 30°F (-1.1°C) and a low of 19.6°F (-6.9°C), December stands out as the coldest month.

How cold is December in Kellogg?

The high-temperature, in December, in Kellogg, records 30°F (-1.1°C), while the low-temperature is 19.6°F (-6.9°C).

What is the average humidity in December in Kellogg?

In Kellogg, Idaho, the average relative humidity in December is 90%.

How many days does it rain in December in Kellogg?

In Kellogg, during December, the rain falls for 9.6 days and regularly aggregates up to 3.74" (95mm) of precipitation.

How much does it snow in Kellogg in December?

In Kellogg, in December, snow falls for 17.8 days, with typically accumulated 15.67" (398mm) of snow.

What is the month with the shortest days in Kellogg?

With an average of 8h and 30min of daylight, December has the shortest days of the year in Kellogg, Idaho.

How many hours of daylight does Kellogg have in December?

The average day length in December in Kellogg is 8h and 31min.

When are sunrise and sunset in December in Kellogg?

On the first day of December, sunrise is at 7:12 am and sunset at 3:55 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 4:03 pm PST.

What is the month with the least sunshine in Kellogg?

The months with the least sunshine are January and December, with an average of 3.5h of sunshine.

How long on average sun shines in December in Kellogg?

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

What are the months with the lowest UV index in Kellogg?

The months with the lowest UV index in Kellogg, Idaho, are January, February, November and December, with an average maximum UV index of 1.

How high is the UV index in December in Kellogg?

The average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Kellogg, ID

Average temperature in December - Kellogg, ID
  • Average high temperature in December: 30°F

The warmest months (with the highest average high temperature) are July and August (78.1°F).
The month with the lowest average high temperature is December (30°F).

  • Average low temperature in December: 19.6°F

The month with the highest average low temperature is August (48.4°F).
The coldest month (with the lowest average low temperature) is December (19.6°F).

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Average pressure in December
Kellogg, ID

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

The month with the highest atmospheric pressure is January (30.19"Hg).
The months with the lowest atmospheric pressure are June, July and August (29.93"Hg).

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Average wind speed in December
Kellogg, ID

Average wind speed in December - Kellogg, ID
  • Average wind speed in December: 4mph

The windiest month (with the highest average wind speed) is April (4.8mph).
The calmest month (with the lowest average wind speed) is December (4mph).

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Average humidity in December
Kellogg, ID

Average humidity in December - Kellogg, ID
  • Average humidity in December: 90%

The month with the highest relative humidity is January (92%).
The months with the lowest relative humidity are July and August (53%).

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Average rainfall in December
Kellogg, ID

Average rainfall in December - Kellogg, ID
  • Average rainfall in December: 3.74"

The wettest month (with the highest rainfall) is January (4.21").
The driest months (with the least rainfall) are July and August (0.43").

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Average rainfall days in December
Kellogg, ID

Average rainfall days in December - Kellogg, ID
  • Average rainfall days in December: 9.6 days

The month with the highest number of rainy days is April (18 days).
The month with the least rainy days is August (5.3 days).

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Average snowfall in December
Kellogg, ID

Average snowfall in December - Kellogg, ID
  • Average snowfall in December: 15.67"

The month with the highest snowfall is January (20.83").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in December
Kellogg, ID

Average snowfall days in December - Kellogg, ID
  • Average snowfall days in December: 17.8 days

The month with the highest number of snowfall days is December (17.8 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
Kellogg, ID

Average daylight in December / Average sunshine in December - Kellogg, ID
  • Average daylight in December: 8h and 3min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in December: 3h and 3min

The month with the most sunshine is August (Average sunshine: 11h and 48min).
The months with the least sunshine are January and December (Average sunshine: 3h and 30min).

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Average sunshine days in December
Kellogg, ID

Average sunshine days in December - Kellogg, ID
  • Average sunshine days in December: 9.4 days

The months with the most sunshine days are July and August (24.2 days).
The month with the least sunshine days is March (7 days).

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Average UV index in December
Kellogg, ID

Average UV index in December - Kellogg, ID
  • Average UV index in December: 1

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

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Average cloud cover in December
Kellogg, ID

Average cloud cover in December - Kellogg, ID
  • Average cloud cover in December: 65

The months with the most cloud cover are January and December (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 14).

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Average visibility in December
Kellogg, ID

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

The months with the highest visibility are June, July, August and September (6mi).
The month with the lowest visibility is January (3mi).

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Kellogg, Idaho, USA

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