Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The lowest temperatures in Stanley are recorded in December, with averages reaching a high of 23.9°F (-4.5°C) and a low of 5.4°F (-14.8°C).Humidity
In December, the average relative humidity is 88%.Rainfall
In Stanley, in December, during 4.4 rainfall days, 2.09" (53mm) of precipitation is typically accumulated. Throughout the year, in Stanley, there are 98.2 rainfall days, and 19.25" (489mm) of precipitation is accumulated.Snowfall
Months with snowfall in Stanley are January through June, September through December. December is the month with the most snowfall in Stanley. Snow falls for 20.4 days and accumulates 16.77" (426mm) of snow.Daylight
December has the shortest days of the year, with an average of 8h and 54min of daylight.On the first day of the month, sunrise is at 7:55 am and sunset at 5:02 pm. On the last day of December, sunrise is at 8:15 am and sunset at 5:11 pm MST.
Sunshine
The months with the least sunshine in Stanley are January and December, with an average of 4.4h of sunshine.UV index
In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum high daily UV index of 2 during December translates into the following directions:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Stay sun-safe with clothing that is both closely woven and worn loosely. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Frequently asked questions
What is the coldest month in Stanley?
How cold is it in Stanley in December?
What is the average humidity in December in Stanley?
How many days does it rain in December in Stanley?
What is the snowiest month in Stanley?
How much does it snow in Stanley in December?
What is the month with the shortest days in Stanley?
What is the average length of the day in December in Stanley?
What time are sunrise and sunset in December in Stanley?
What is the month with the least sunshine in Stanley?
How long on average sun shines in December in Stanley?
What is the UV index reading in December in Stanley?
Average temperature in December
Stanley, ID
- Average high temperature in December: 23.9°F
The warmest month (with the highest average high temperature) is July (72.7°F).
The month with the lowest average high temperature is December (23.9°F).
- Average low temperature in December: 5.4°F
The month with the highest average low temperature is July (43.3°F).
The coldest month (with the lowest average low temperature) is December (5.4°F).
Average pressure in December
Stanley, ID
- Average pressure in December: 30.23"Hg
The month with the highest atmospheric pressure is January (30.26"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Stanley, ID
- Average wind speed in December: 5mph
The windiest month (with the highest average wind speed) is July (5.8mph).
The calmest months (with the lowest average wind speed) are January and October (4.8mph).
Average humidity in December
Stanley, ID
- Average humidity in December: 88%
The months with the highest relative humidity are February and March (91%).
The month with the lowest relative humidity is July (44%).
Average rainfall in December
Stanley, ID
- Average rainfall in December: 2.09"
The wettest month (with the highest rainfall) is March (2.17").
The driest months (with the least rainfall) are July and August (0.63").
Average rainfall days in December
Stanley, ID
- Average rainfall days in December: 4.4 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (3.1 days).
Average snowfall in December
Stanley, ID
- Average snowfall in December: 16.77"
The month with the highest snowfall is December (16.77").
The months with the least snowfall are July and August (0").
Average snowfall days in December
Stanley, ID
- Average snowfall days in December: 20.4 days
The month with the highest number of snowfall days is March (21.6 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Stanley, ID
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The months with the least sunshine are January and December (Average sunshine: 4h and 24min).
Average sunshine days in December
Stanley, ID
- Average sunshine days in December: 11.3 days
The month with the most sunshine days is July (20 days).
The month with the least sunshine days is April (8.1 days).
Average UV index in December
Stanley, ID
- Average UV index in December: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March and November (UV index 1).
Average cloud cover in December
Stanley, ID
- Average cloud cover in December: 58
The month with the most cloud cover is February (Cloud cover 65).
The month with the least cloud cover is July (Cloud cover 12).
Average visibility in December
Stanley, ID
- Average visibility in December: 4mi
The months with the highest visibility are June, July, August, September and October (6mi).
The month with the lowest visibility is February (3mi).
Stanley, Idaho, USA
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