December weather forecast
Worley, ID

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Weather in December

The first month of the winter, December, is also an icy month in Worley, Idaho, with an average temperature ranging between max 32.2°F (0.1°C) and min 22.1°F (-5.5°C).

Temperature

December is the month when Worley sees the lowest average temperatures, with a high of 32.2°F (0.1°C) and a low of 22.1°F (-5.5°C).

Humidity

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

Rainfall

In Worley, Idaho, in December, it is raining for 10.6 days, with typically 3.11" (79mm) of accumulated precipitation. Throughout the year, in Worley, there are 148.8 rainfall days, and 23.86" (606mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Worley are January through May, September through December. In December, in Worley, it is snowing for 16.6 days. Throughout December, 12.17" (309mm) of snow is accumulated. In Worley, Idaho, during the entire year, snow falls for 67.9 days and aggregates up to 53.5" (1359mm) of snow.

Daylight

With an average of 8h and 30min of daylight, December has the shortest days of the year in Worley.
On the first day of December in Worley, sunrise is at 7:15 am and sunset at 3:58 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 4:07 pm PST.

Sunshine

With an average of 3.4h of sunshine, December has the least sunshine of the year in Worley, Idaho.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Worley. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 1 during December translates into the following directions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Frequently asked questions

What part of the year is the coldest in Worley?

Worley's temperature records reveal December as the coldest month, marked by average highs of 32.2°F (0.1°C) and lows of 22.1°F (-5.5°C).

How cold is December in Worley?

The average high-temperature, in December, in Worley, is 32.2°F (0.1°C), while the average low-temperature is 22.1°F (-5.5°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, in August is estimated at 82.4°F (28°C).

What is the average humidity in December in Worley?

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

How much does it rain in Worley in December?

In December, the rain falls for 10.6 days. Throughout December, 3.11" (79mm) of precipitation is accumulated.

How much does it snow in Worley in December?

In Worley, in December, during 16.6 snowfall days, 12.17" (309mm) of snow is typically accumulated.

What is the month with the shortest days in Worley?

The month with the shortest days in Worley is December, with an average of 8h and 30min of daylight.

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

In Worley, the average day length in December is 8h and 32min.

When is the sunrise / sunset in December in Worley?

On the first day of December in Worley, Idaho, sunrise is at 7:15 am and sunset at 3:58 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 4:07 pm PST.

What is the month with the least sunshine in Worley?

December has the least sunshine of the year, with an average of 3.4h of sunshine.

How many hours of sunshine does Worley have in December?

The average sunshine duration in December is 3.4h.

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

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

What is the UV index intensity in December in Worley?

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

Average temperature in December - Worley, ID
  • Average high temperature in December: 32.2°F

The warmest month (with the highest average high temperature) is August (81.5°F).
The month with the lowest average high temperature is December (32.2°F).

  • Average low temperature in December: 22.1°F

The month with the highest average low temperature is August (52.9°F).
The coldest month (with the lowest average low temperature) is December (22.1°F).

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Average pressure in December
Worley, ID

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

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).

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Average wind speed in December
Worley, ID

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

The windiest month (with the highest average wind speed) is April (5.4mph).
The calmest months (with the lowest average wind speed) are August, September and December (4.3mph).

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Average humidity in December
Worley, ID

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

The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is August (47%).

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Average rainfall in December
Worley, ID

Average rainfall in December - Worley, ID
  • Average rainfall in December: 3.11"

The wettest month (with the highest rainfall) is January (3.39").
The driest month (with the least rainfall) is July (0.43").

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Average rainfall days in December
Worley, ID

Average rainfall days in December - Worley, ID
  • Average rainfall days in December: 10.6 days

The month with the highest number of rainy days is March (18.6 days).
The month with the least rainy days is August (5.6 days).

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Average snowfall in December
Worley, ID

Average snowfall in December - Worley, ID
  • Average snowfall in December: 12.17"

The month with the highest snowfall is January (15.2").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in December
Worley, ID

Average snowfall days in December - Worley, ID
  • Average snowfall days in December: 16.6 days

The month with the highest number of snowfall days is December (16.6 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
Worley, ID

Average daylight in December / Average sunshine in December - Worley, 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 2min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).

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Average sunshine days in December
Worley, ID

Average sunshine days in December - Worley, ID
  • Average sunshine days in December: 10 days

The month with the most sunshine days is July (22.8 days).
The month with the least sunshine days is February (7.6 days).

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Average UV index in December
Worley, ID

Average UV index in December - Worley, 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
Worley, ID

Average cloud cover in December - Worley, ID
  • Average cloud cover in December: 63

The months with the most cloud cover are January and December (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 13).

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Average visibility in December
Worley, ID

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

The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).

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Worley, Idaho, USA

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