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 coldest period tends to be December, when average temperatures fluctuate between a high of 26.4°F (-3.1°C) and a low of 14°F (-10°C).Humidity
The average relative humidity in December is 90%.Rainfall
In McCall, in December, during 5.7 rainfall days, 3.07" (78mm) of precipitation is typically accumulated. Throughout the year, there are 116.3 rainfall days, and 27.24" (692mm) of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall in McCall. In December, in McCall, it is snowing for 19.2 days. Throughout December, 22.99" (584mm) of snow is accumulated. Throughout the year, in McCall, there are 119.5 snowfall days, and 130.79" (3322mm) of snow is accumulated.Daylight
December has the shortest days of the year in McCall, with an average of 8h and 48min of daylight.On the first day of the month, sunrise is at 8:02 am and sunset at 5:04 pm. On the last day of December, in McCall, sunrise is at 8:22 am and sunset at 5:13 pm MST.
Sunshine
January and December, with an average of 4h of sunshine, are months with the least sunshine.UV index
January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index in McCall. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: An average UV index of 1 in December transforms into this advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
What is the coldest month in McCall?
How cold is December in McCall?
What is the average humidity in December in McCall?
How much does it rain in McCall in December?
How many days does it snow in December in McCall?
What is the month with the shortest days in McCall?
What is the average length of the day in December in McCall?
When are sunrise and sunset in December in McCall?
What are the months with the least sunshine in McCall?
How many hours of sunshine does McCall have in December?
When is the lowest UV index in McCall?
How high is the UV index in December in McCall?
Average temperature in December
McCall, ID
- Average high temperature in December: 26.4°F
The warmest months (with the highest average high temperature) are July and August (76.6°F).
The month with the lowest average high temperature is December (26.4°F).
- Average low temperature in December: 14°F
The month with the highest average low temperature is August (48.2°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).
Average pressure in December
McCall, ID
- Average pressure in December: 30.21"Hg
The month with the highest atmospheric pressure is January (30.24"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
McCall, ID
- Average wind speed in December: 5.1mph
The windiest month (with the highest average wind speed) is March (5.6mph).
The calmest month (with the lowest average wind speed) is January (4.8mph).
Average humidity in December
McCall, ID
- Average humidity in December: 90%
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is August (45%).
Average rainfall in December
McCall, ID
- Average rainfall in December: 3.07"
The wettest month (with the highest rainfall) is March (3.62").
The driest month (with the least rainfall) is July (0.51").
Average rainfall days in December
McCall, ID
- Average rainfall days in December: 5.7 days
The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is January (3.6 days).
Average snowfall in December
McCall, ID
- Average snowfall in December: 22.99"
The month with the highest snowfall is January (26.89").
The months with the least snowfall are July and August (0").
Average snowfall days in December
McCall, ID
- Average snowfall days in December: 19.2 days
The month with the highest number of snowfall days is March (20.6 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
McCall, 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 48min).
- Average sunshine in December: 4h and 0min
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 0min).
Average sunshine days in December
McCall, ID
- Average sunshine days in December: 11.2 days
The month with the most sunshine days is July (21.2 days).
The month with the least sunshine days is March (6.8 days).
Average UV index in December
McCall, ID
- Average UV index in December: 1
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in December
McCall, ID
- Average cloud cover in December: 60
The month with the most cloud cover is February (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 11).
Average visibility in December
McCall, ID
- Average visibility in December: 4mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).
McCall, Idaho, USA
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