December weather forecast
Lamont, ID

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Weather in December

The first month of the winter, December, is also a subzero cold month in Lamont, Idaho, with temperature in the range of an average high of 25°F (-3.9°C) and an average low of 11.5°F (-11.4°C).

Temperature

Lamont's coldest weather arrives in December, when temperatures average a high of 25°F (-3.9°C) and a low of 11.5°F (-11.4°C).

Humidity

The average relative humidity in December is 89%.

Rainfall

In Lamont, in December, during 7.5 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. Throughout the year, in Lamont, there are 121 rainfall days, and 20.12" (511mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through June, September through December. In Lamont, in December, during 21.6 snowfall days, 14.92" (379mm) of snow is typically accumulated. In Lamont, during the entire year, snow falls for 119.7 days and aggregates up to 88.23" (2241mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 0min of daylight.
On the first day of December in Lamont, sunrise is at 7:40 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 7:59 am and sunset at 4:57 pm MST.

Sunshine

In Lamont, the average sunshine in December is 4.6h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.
Note: In December, a daily UV index of 1 turns into the following recommendations:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
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Frequently asked questions

What time of the year is the coldest in Lamont?

December is the month when Lamont, Idaho, sees the average lowest temperatures, with a high of 25°F (-3.9°C) and a low of 11.5°F (-11.4°C).

How cold is it in Lamont in December?

The average high-temperature and low-temperature in Lamont during December are 25°F (-3.9°C) and 11.5°F (-11.4°C) respectively.

What is the average humidity in December in Lamont?

In December, the average relative humidity in Lamont, Idaho, is 89%.

How many days does it rain in December in Lamont?

In Lamont, in December, it is raining for 7.5 days, with typically 1.93" (49mm) of accumulated precipitation.

How many days does it snow in December in Lamont?

In Lamont, in December, snow falls for 21.6 days, with typically accumulated 14.92" (379mm) of snow.

What is the month with the shortest days in Lamont?

The month with the shortest days in Lamont is December, with an average of 9h and 0min of daylight.

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

The average day length in December in Lamont is 8h and 58min.

What time are sunrise and sunset in December in Lamont?

In December, on the first day of the month, sunrise is at 7:40 am and sunset at 4:48 pm. On the last day of the month, in Lamont, Idaho, sunrise is at 7:59 am and sunset at 4:57 pm MST.

How long on average sun shines in December in Lamont?

In Lamont, Idaho, the average sunshine duration in December is 4.6h.

When is the lowest UV index in Lamont?

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

How high is the UV index in December in Lamont?

In December, the average daily maximum UV index in Lamont, Idaho, is 1. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to 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
Lamont, ID

Average temperature in December - Lamont, ID
  • Average high temperature in December: 25°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is December (25°F).

  • Average low temperature in December: 11.5°F

The month with the highest average low temperature is July (50°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

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Average pressure in December
Lamont, ID

Average pressure in December - Lamont, ID
  • Average pressure in December: 30.25"Hg

The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in December
Lamont, ID

Average wind speed in December - Lamont, ID
  • Average wind speed in December: 4.5mph

The windiest month (with the highest average wind speed) is June (6.6mph).
The calmest month (with the lowest average wind speed) is January (4.4mph).

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Average humidity in December
Lamont, ID

Average humidity in December - Lamont, ID
  • Average humidity in December: 89%

The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is August (42%).

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Average rainfall in December
Lamont, ID

Average rainfall in December - Lamont, ID
  • Average rainfall in December: 1.93"

The wettest month (with the highest rainfall) is January (2.44").
The driest month (with the least rainfall) is July (0.59").

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Average rainfall days in December
Lamont, ID

Average rainfall days in December - Lamont, ID
  • Average rainfall days in December: 7.5 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (4.5 days).

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Average snowfall in December
Lamont, ID

Average snowfall in December - Lamont, ID
  • Average snowfall in December: 14.92"

The month with the highest snowfall is January (20").
The months with the least snowfall are July and August (0").

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Average snowfall days in December
Lamont, ID

Average snowfall days in December - Lamont, ID
  • Average snowfall days in December: 21.6 days

The month with the highest number of snowfall days is December (21.6 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
Lamont, ID

Average daylight in December / Average sunshine in December - Lamont, 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: 4h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in December
Lamont, ID

Average sunshine days in December - Lamont, ID
  • Average sunshine days in December: 8.4 days

The month with the most sunshine days is July (19.9 days).
The month with the least sunshine days is April (6.7 days).

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Average UV index in December
Lamont, ID

Average UV index in December - Lamont, 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
Lamont, ID

Average cloud cover in December - Lamont, ID
  • Average cloud cover in December: 56

The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are July and August (Cloud cover 12).

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Average visibility in December
Lamont, ID

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

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

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Lamont, Idaho, USA

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