December weather forecast
Moore, ID

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Weather in December

The first month of the winter, December, is also a subzero cold month in Moore, Idaho, with temperature in the range of an average high of 25.3°F (-3.7°C) and an average low of 11.8°F (-11.2°C).

Temperature

With average temperatures fluctuating between a high of 25.3°F (-3.7°C) and a low of 11.8°F (-11.2°C), December stands out as the coldest month.

Humidity

The average relative humidity in December is 83%.

Rainfall

In Moore, in December, it is raining for 8 days, with typically 0.83" (21mm) of accumulated precipitation. Throughout the year, in Moore, there are 107.2 rainfall days, and 10.31" (262mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. In Moore, during December, snow falls for 14.5 days and regularly aggregates up to 5.98" (152mm) of snow. Throughout the year, in Moore, there are 75.2 snowfall days, and 35.28" (896mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 0min of daylight.
On the first day of December, sunrise is at 7:48 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 8:07 am and sunset at 5:06 pm MST.

Sunshine

The average sunshine in December in Moore is 5.7h.

UV index

In Moore, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In December, the UV index of 2 transforms into the following advice:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
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Frequently asked questions

What is the coldest month in Moore?

During the coldest month in Moore, December, temperatures average a high of 25.3°F (-3.7°C) and a low of 11.8°F (-11.2°C).

How cold is December in Moore?

The average high-temperature, in December, in Moore, is 25.3°F (-3.7°C), while the average low-temperature is 11.8°F (-11.2°C).

What is the average humidity in December in Moore?

In December, the average relative humidity is 83%.

How many days does it rain in December in Moore?

In Moore, Idaho, in December, during 8 rainfall days, 0.83" (21mm) of precipitation is typically accumulated.

How much does it snow in Moore in December?

In Moore, in December, during 14.5 snowfall days, 5.98" (152mm) of snow is typically accumulated.

What is the month with the shortest days in Moore?

December has the shortest days of the year in Moore, Idaho, with an average of 9h and 0min of daylight.

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

In Moore, Idaho, the average day length in December is 8h and 59min.

When are sunrise and sunset in December in Moore?

On the first day of December in Moore, Idaho, sunrise is at 7:48 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 8:07 am and sunset at 5:06 pm MST.

How many hours of sunshine does Moore have in December?

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

What is the UV index intensity in December in Moore?

In Moore, Idaho, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk 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
Moore, ID

Average temperature in December - Moore, ID
  • Average high temperature in December: 25.3°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is December (25.3°F).

  • Average low temperature in December: 11.8°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (10°F).

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Average pressure in December
Moore, ID

Average pressure in December - Moore, ID
  • Average pressure in December: 30.26"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in December
Moore, ID

Average wind speed in December - Moore, ID
  • Average wind speed in December: 5mph

The windiest month (with the highest average wind speed) is June (8mph).
The calmest month (with the lowest average wind speed) is January (4.7mph).

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Average humidity in December
Moore, ID

Average humidity in December - Moore, ID
  • Average humidity in December: 83%

The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are July and August (32%).

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Average rainfall in December
Moore, ID

Average rainfall in December - Moore, ID
  • Average rainfall in December: 0.83"

The wettest month (with the highest rainfall) is May (1.42").
The driest month (with the least rainfall) is July (0.39").

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Average rainfall days in December
Moore, ID

Average rainfall days in December - Moore, ID
  • Average rainfall days in December: 8 days

The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is July (5.9 days).

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Average snowfall in December
Moore, ID

Average snowfall in December - Moore, ID
  • Average snowfall in December: 5.98"

The month with the highest snowfall is February (7.2").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in December
Moore, ID

Average snowfall days in December - Moore, ID
  • Average snowfall days in December: 14.5 days

The month with the highest number of snowfall days is February (15.1 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
Moore, ID

Average daylight in December / Average sunshine in December - Moore, ID
  • Average daylight in December: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • 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 January (Average sunshine: 5h and 30min).

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Average sunshine days in December
Moore, ID

Average sunshine days in December - Moore, ID
  • Average sunshine days in December: 15.8 days

The month with the most sunshine days is July (20.9 days).
The month with the least sunshine days is May (11.3 days).

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Average UV index in December
Moore, ID

Average UV index in December - Moore, 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
Moore, ID

Average cloud cover in December - Moore, ID
  • Average cloud cover in December: 41

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 10).

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Average visibility in December
Moore, ID

Average visibility in December - Moore, ID
  • Average visibility in December: 5mi

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 February (4mi).

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Moore, Idaho, USA

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