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
December, with its high-temperature average of 30°F (-1.1°C) and a low-temperature average of 19.6°F (-6.9°C), is the coldest month.Humidity
In December, the average relative humidity is 90%.Rainfall
In Kellogg, in December, it is raining for 9.6 days, with typically 3.74" (95mm) of accumulated precipitation. Throughout the year, there are 144.3 rainfall days, and 27.6" (701mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. In Kellogg, in December, during 17.8 snowfall days, 15.67" (398mm) of snow is typically accumulated. Throughout the year, there are 81.2 snowfall days, and 73.58" (1869mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 8h and 30min of daylight.On the first day of the month, sunrise is at 7:12 am and sunset at 3:55 pm. On the last day of December, in Kellogg, sunrise is at 7:32 am and sunset at 4:03 pm PST.
Sunshine
The months with the least sunshine are January and December, with an average of 3.5h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, the maximum UV index of 1 suggests these recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
How cold is it in Kellogg in December?
What is the average humidity in December in Kellogg?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Kellogg, ID
- Average high temperature in December: 30°F
The warmest months (with the highest average high temperature) are July and August (78.1°F).
The month with the lowest average high temperature is December (30°F).
- Average low temperature in December: 19.6°F
The month with the highest average low temperature is August (48.4°F).
The coldest month (with the lowest average low temperature) is December (19.6°F).
Average pressure in December
Kellogg, ID
- Average pressure in December: 30.17"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The months with the lowest atmospheric pressure are June, July and August (29.93"Hg).
Average wind speed in December
Kellogg, ID
- Average wind speed in December: 4mph
The windiest month (with the highest average wind speed) is April (4.8mph).
The calmest month (with the lowest average wind speed) is December (4mph).
Average humidity in December
Kellogg, ID
- Average humidity in December: 90%
The month with the highest relative humidity is January (92%).
The months with the lowest relative humidity are July and August (53%).
Average rainfall in December
Kellogg, ID
- Average rainfall in December: 3.74"
The wettest month (with the highest rainfall) is January (4.21").
The driest months (with the least rainfall) are July and August (0.43").
Average rainfall days in December
Kellogg, ID
- Average rainfall days in December: 9.6 days
The month with the highest number of rainy days is April (18 days).
The month with the least rainy days is August (5.3 days).
Average snowfall in December
Kellogg, ID
- Average snowfall in December: 15.67"
The month with the highest snowfall is January (20.83").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Kellogg, ID
- Average snowfall days in December: 17.8 days
The month with the highest number of snowfall days is December (17.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Kellogg, 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 3min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The months with the least sunshine are January and December (Average sunshine: 3h and 30min).
Average sunshine days in December
Kellogg, ID
- Average sunshine days in December: 9.4 days
The months with the most sunshine days are July and August (24.2 days).
The month with the least sunshine days is March (7 days).
Average UV index in December
Kellogg, 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).
Average cloud cover in December
Kellogg, ID
- Average cloud cover in December: 65
The months with the most cloud cover are January and December (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in December
Kellogg, ID
- Average visibility in December: 4mi
The months with the highest visibility are June, July, August and September (6mi).
The month with the lowest visibility is January (3mi).
Kellogg, Idaho, USA
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