December weather forecast and climate
Dubois, ID

Weather in December

The first month of the winter, December, is still a freezing cold month in Dubois, Idaho, with average temperature ranging between max 26.2°F (-3.2°C) and min 14.2°F (-9.9°C).

Temperature

December is the coldest month, with an average high-temperature of 26.2°F (-3.2°C) and an average low-temperature of 14.2°F (-9.9°C).

Humidity

In Dubois, Idaho, the average relative humidity is 88%.

Rainfall

In Dubois, it is raining for 6.6 days, with typically 1.14" (29mm) of accumulated precipitation. Throughout the year, there are 97.5 rainfall days, and 11.85" (301mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall. In Dubois, snow falls for 17.9 days, with typically accumulated 8.82" (224mm) of snow. Throughout the year, in Dubois, there are 83.8 snowfall days, and 41.93" (1065mm) of snow is accumulated.

Daylight

With an average of 8.9h of daylight, December has the shortest days of the year.

Sunshine

In December, the average sunshine is 4.9h.

UV index

Months with the lowest UV index in Dubois are January, February, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from the exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 1 interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Dubois?

The coldest month is December, with an average high-temperature of 26.2°F (-3.2°C) and an average low-temperature of 14.2°F (-9.9°C).

What is the average humidity in December in Dubois?

In Dubois, the average relative humidity in December is 88%.

How many days does it rain in December in Dubois?

In Dubois, Idaho, in December, during 6.6 rainfall days, 1.14" (29mm) of precipitation is typically accumulated.

How much does it snow in Dubois in December?

In Dubois, in December, snow falls for 17.9 days, with typically accumulated 8.82" (224mm) of snow.

What is the month with the shortest days in Dubois?

With an average of 8.9h of daylight, December has the shortest days of the year.

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

In December, the average length of the day in Dubois, Idaho, is 8.9h.

How long on average sun shines in December in Dubois?

In December, the average sunshine in Dubois is 4.9h.

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

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

How high is the UV index in December in Dubois?

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

Average temperature in December
Dubois, ID

Average temperature in December - Dubois, ID
  • Average high temperature in December: 26.2°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is December (26.2°F).

  • Average low temperature in December: 14.2°F

The month with the highest average low temperature is August (52.5°F).
The coldest month (with the lowest average low temperature) is January (12.4°F).

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Average pressure in December
Dubois, ID

Average pressure in December - Dubois, ID
  • Average pressure in December: 30.26"

The month with the highest atmospheric pressure is January (30.28").
The month with the lowest atmospheric pressure is June (29.92").

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Average wind speed in December
Dubois, ID

Average wind speed in December - Dubois, ID
  • Average wind speed in December: 4.3mph

The windiest month (with the highest average wind speed) is June (6.9mph).
The calmest month (with the lowest average wind speed) is January (4.2mph).

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Average humidity in December
Dubois, ID

Average humidity in December - Dubois, ID
  • Average humidity in December: 88%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (39%).

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Average rainfall in December
Dubois, ID

Average rainfall in December - Dubois, ID
  • Average rainfall in December: 1.14"

The wettest month (with the highest rainfall) is January (1.5").
The driest month (with the least rainfall) is July (0.28").

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Average rainfall days in December
Dubois, ID

Average rainfall days in December - Dubois, ID
  • Average rainfall days in December: 6.6 days

The month with the highest number of rainy days is April (13 days).
The month with the least rainy days is July (5 days).

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Average snowfall in December
Dubois, ID

Average snowfall in December - Dubois, ID
  • Average snowfall in December: 8.82"

The month with the highest snowfall is January (11.97").
Months with the least snowfall are June, July and August (0").

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Average snowfall days in December
Dubois, ID

Average snowfall days in December - Dubois, ID
  • Average snowfall days in December: 17.9 days

The month with the highest number of snowfall days is January (18.1 days).
Months with the least snowfall days are July and August (0 days).

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

Average daylight in December / Average sunshine in December - Dubois, ID
  • Average daylight in December: 8.9h

The month with the longest days is June (Average daylight: 15.5h).
The month with the shortest days is December (Average daylight: 8.9h).

  • Average sunshine in December: 4.9h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is January (Average sunshine: 4.3h).

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Average sunshine days in December
Dubois, ID

Average sunshine days in December - Dubois, ID
  • Average sunshine days in December: 11.7 days

The month with the most sunshine days is July (24.8 days).
The month with the least sunshine days is February (10.6 days).

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Average UV index in December
Dubois, ID

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

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

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Average cloud cover in December
Dubois, ID

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

The month with the most cloud cover is February (Cloud cover 56).
Months with the least cloud cover are July and August (Cloud cover 11).

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Average visibility in December
Dubois, ID

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

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

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