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 month of December sees the lowest average temperatures, reaching 26.4°F (-3.1°C) at the peak and 14°F (-10°C) at the low.Humidity
In December, the average relative humidity is 90%.Rainfall
In Fruitvale, during December, the rain falls for 5.7 days and regularly aggregates up to 3.07" (78mm) of precipitation. Throughout the year, there are 116.3 rainfall days, and 27.24" (692mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. In Fruitvale, in December, during 19.2 snowfall days, 22.99" (584mm) of snow is typically accumulated. In Fruitvale, during the entire year, snow falls for 119.5 days and aggregates up to 130.79" (3322mm) 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 8:03 am and sunset at 5:06 pm. On the last day of December, sunrise is at 8:23 am and sunset at 5:15 pm MST.
Sunshine
January and December, with an average of 4h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In December, the UV index of 1 transforms into the following advice:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
How cold is it in December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Fruitvale have in December?
When are sunrise and sunset in December?
What are the months with the least sunshine?
How many hours of sunshine does Fruitvale have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Fruitvale, 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
Fruitvale, 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
Fruitvale, 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
Fruitvale, 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
Fruitvale, 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
Fruitvale, 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
Fruitvale, 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
Fruitvale, 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
Fruitvale, 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 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
Fruitvale, 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
Fruitvale, 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
Fruitvale, 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
Fruitvale, 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).
Fruitvale, Idaho, USA
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