December weather forecast
Bancroft, ID

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Weather in December

December, the first month of the winter in Bancroft, is also a subzero cold month, with an average temperature ranging between min 11.3°F (-11.5°C) and max 25.7°F (-3.5°C).

Temperature

During the coldest month, December, temperatures average a high of 25.7°F (-3.5°C) and a low of 11.3°F (-11.5°C).

Humidity

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

Rainfall

In December, the rain falls for 4.9 days. Throughout December, 1.5" (38mm) of precipitation is accumulated. In Bancroft, during the entire year, the rain falls for 100.3 days and collects up to 15.39" (391mm) of precipitation.

Snowfall

Months with snowfall are January through June, September through December. In December, in Bancroft, it is snowing for 19.9 days. Throughout December, 12.05" (306mm) of snow is accumulated. Throughout the year, in Bancroft, there are 106.2 snowfall days, and 69.33" (1761mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Bancroft, with an average of 9h and 6min of daylight.
On the first day of December, sunrise is at 7:38 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 5:04 pm MST.

Sunshine

In December, the average sunshine in Bancroft, Idaho, is 4.5h.

UV index

January, February and December, with an average maximum UV index of 1, are months with the lowest UV index in Bancroft, Idaho. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 1 during December translates into the following guidance:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest in Bancroft?

Bancroft experiences its average lowest temperatures in December, reaching a peak of 25.7°F (-3.5°C) and a minimum of 11.3°F (-11.5°C).

How cold is December in Bancroft?

December temperatures in Bancroft, Idaho, vary between a high-temperature of 25.7°F (-3.5°C) and a low-temperature of 11.3°F (-11.5°C).

What is the average humidity in December in Bancroft?

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

How much does it rain in Bancroft in December?

In Bancroft, Idaho, in December, during 4.9 rainfall days, 1.5" (38mm) of precipitation is typically accumulated.

How much does it snow in Bancroft in December?

In Bancroft, during December, snow falls for 19.9 days and regularly aggregates up to 12.05" (306mm) of snow.

What is the month with the shortest days in Bancroft?

With an average of 9h and 6min of daylight, December has the shortest days of the year in Bancroft.

How many hours of daylight does Bancroft have in December?

In Bancroft, Idaho, the average day length in December is 9h and 6min.

What time are sunrise and sunset in December in Bancroft?

In December, on the first day of the month, sunrise is at 7:38 am and sunset at 4:54 pm. On the last day of the month, in Bancroft, Idaho, sunrise is at 7:57 am and sunset at 5:04 pm MST.

How long on average sun shines in December in Bancroft?

In December, the average sunshine duration in Bancroft is 4.5h.

What is the month with the lowest UV index in Bancroft?

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

How high is the UV index in December in Bancroft?

In December, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a low health threat 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
Bancroft, ID

Average temperature in December - Bancroft, ID
  • Average high temperature in December: 25.7°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 (25.7°F).

  • Average low temperature in December: 11.3°F

The month with the highest average low temperature is August (49.6°F).
The coldest month (with the lowest average low temperature) is January (10.2°F).

Average pressure in December
Bancroft, ID

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

The month with the highest atmospheric pressure is January (30.3"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in December
Bancroft, ID

Average wind speed in December - Bancroft, ID
  • Average wind speed in December: 4.9mph

The windiest month (with the highest average wind speed) is June (5.9mph).
The calmest month (with the lowest average wind speed) is January (4.8mph).

Average humidity in December
Bancroft, ID

Average humidity in December - Bancroft, 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%).

Average rainfall in December
Bancroft, ID

Average rainfall in December - Bancroft, ID
  • Average rainfall in December: 1.5"

The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is July (0.55").

Average rainfall days in December
Bancroft, ID

Average rainfall days in December - Bancroft, ID
  • Average rainfall days in December: 4.9 days

The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is January (4.3 days).

Average snowfall in December
Bancroft, ID

Average snowfall in December - Bancroft, ID
  • Average snowfall in December: 12.05"

The month with the highest snowfall is January (14.41").
The months with the least snowfall are July and August (0").

Average snowfall days in December
Bancroft, ID

Average snowfall days in December - Bancroft, ID
  • Average snowfall days in December: 19.9 days

The months with the highest number of snowfall days are February and December (19.9 days).
The months with the least snowfall days are July and August (0 days).

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

Average daylight in December / Average sunshine in December - Bancroft, ID
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in December: 4h and 3min

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 18min).

Average sunshine days in December
Bancroft, ID

Average sunshine days in December - Bancroft, ID
  • Average sunshine days in December: 11.1 days

The month with the most sunshine days is July (19.1 days).
The month with the least sunshine days is February (8.6 days).

Average UV index in December
Bancroft, ID

Average UV index in December - Bancroft, 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 and December (UV index 1).

Average cloud cover in December
Bancroft, ID

Average cloud cover in December - Bancroft, ID
  • Average cloud cover in December: 57

The month with the most cloud cover is February (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 12).

Average visibility in December
Bancroft, ID

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

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

Bancroft, Idaho, USA

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