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
Gannett witnesses the coldest weather in December, with temperatures averaging a high of 25.7°F (-3.5°C) and a low of 10.2°F (-12.1°C).Humidity
In December, the average relative humidity in Gannett is 83%.Rainfall
In Gannett, in December, during 6.4 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. Throughout the year, there are 85.1 rainfall days, and 12.01" (305mm) of precipitation is accumulated.Snowfall
Months with snowfall in Gannett are January through May, September through December. In Gannett, Idaho, in December, snow falls for 14.2 days, with typically accumulated 11.26" (286mm) of snow. Throughout the year, in Gannett, there are 72.5 snowfall days, and 57.05" (1449mm) of snow is accumulated.Daylight
With an average of 9h and 0min of daylight, December has the shortest days of the year in Gannett.On the first day of the month, sunrise is at 7:50 am and sunset at 5:01 pm. On the last day of December, sunrise is at 8:09 am and sunset at 5:11 pm MST.
Sunshine
The average sunshine in December is 5.8h.UV index
In Gannett, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In December, a regular UV index of 2 translates into these guidelines:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Gannett?
How cold is it in Gannett in December?
What is the average humidity in December in Gannett?
How much does it rain in Gannett in December?
How much does it snow in Gannett in December?
What is the month with the shortest days in Gannett?
How many hours of daylight does Gannett have in December?
When is the sunrise / sunset in December in Gannett?
How many hours of sunshine does Gannett have in December?
What is the UV index reading in December in Gannett?
Average temperature in December
Gannett, ID
- Average high temperature in December: 25.7°F
The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is December (25.7°F).
- Average low temperature in December: 10.2°F
The months with the highest average low temperature are July and August (52.3°F).
The coldest month (with the lowest average low temperature) is January (9.5°F).
Average pressure in December
Gannett, ID
- Average pressure in December: 30.24"Hg
The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in December
Gannett, ID
- Average wind speed in December: 4.7mph
The windiest month (with the highest average wind speed) is July (7.3mph).
The calmest month (with the lowest average wind speed) is December (4.7mph).
Average humidity in December
Gannett, ID
- Average humidity in December: 83%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is August (34%).
Average rainfall in December
Gannett, ID
- Average rainfall in December: 1.57"
The wettest month (with the highest rainfall) is February (1.77").
The driest month (with the least rainfall) is July (0.2").
Average rainfall days in December
Gannett, ID
- Average rainfall days in December: 6.4 days
The month with the highest number of rainy days is May (12.8 days).
The month with the least rainy days is August (3.4 days).
Average snowfall in December
Gannett, ID
- Average snowfall in December: 11.26"
The month with the highest snowfall is February (13.74").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Gannett, ID
- Average snowfall days in December: 14.2 days
The month with the highest number of snowfall days is December (14.2 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Gannett, ID
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 5h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).
Average sunshine days in December
Gannett, ID
- Average sunshine days in December: 15.3 days
The month with the most sunshine days is August (25.8 days).
The month with the least sunshine days is April (12.4 days).
Average UV index in December
Gannett, ID
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in December
Gannett, ID
- Average cloud cover in December: 39
The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 9).
Average visibility in December
Gannett, ID
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
Gannett, Idaho, USA
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