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 is the coldest month of the year, registering average temperatures as high as 26.1°F (-3.3°C) and as low as 8.6°F (-13°C).Humidity
In Ellis, the average relative humidity in December is 84%.Rainfall
In Ellis, Idaho, in December, it is raining for 4.6 days, with typically 0.51" (13mm) of accumulated precipitation. Throughout the year, there are 75.7 rainfall days, and 6.38" (162mm) of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall in Ellis. In Ellis, in December, during 10.1 snowfall days, 3.03" (77mm) of snow is typically accumulated. In Ellis, during the entire year, snow falls for 51.7 days and aggregates up to 18.62" (473mm) 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 December in Ellis, sunrise is at 7:53 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 8:13 am and sunset at 5:05 pm MST.
Sunshine
In Ellis, the average sunshine in December is 6h.UV index
January through April, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Ellis. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 during December translates into the following directions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What month is the coldest in Ellis?
How cold is December in Ellis?
What is the average humidity in December in Ellis?
How many days does it rain in December in Ellis?
How much does it snow in Ellis in December?
What is the month with the shortest days in Ellis?
How many hours of daylight does Ellis have in December?
What time are sunrise and sunset in December in Ellis?
How long on average sun shines in December in Ellis?
What are the months with the lowest UV index in Ellis?
What is the UV index intensity in December in Ellis?
Average temperature in December
Ellis, ID
- Average high temperature in December: 26.1°F
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is December (26.1°F).
- Average low temperature in December: 8.6°F
The month with the highest average low temperature is August (47.8°F).
The coldest month (with the lowest average low temperature) is January (8.1°F).
Average pressure in December
Ellis, ID
- Average pressure in December: 30.24"Hg
The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Ellis, ID
- Average wind speed in December: 5mph
The windiest months (with the highest average wind speed) are June and July (5.7mph).
The calmest month (with the lowest average wind speed) is January (4.8mph).
Average humidity in December
Ellis, ID
- Average humidity in December: 84%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are July and August (38%).
Average rainfall in December
Ellis, ID
- Average rainfall in December: 0.51"
The wettest month (with the highest rainfall) is June (1.1").
The driest month (with the least rainfall) is July (0.28").
Average rainfall days in December
Ellis, ID
- Average rainfall days in December: 4.6 days
The month with the highest number of rainy days is June (10.2 days).
The month with the least rainy days is January (3.8 days).
Average snowfall in December
Ellis, ID
- Average snowfall in December: 3.03"
The month with the highest snowfall is February (3.54").
The months with the least snowfall are July and August (0").
Average snowfall days in December
Ellis, ID
- Average snowfall days in December: 10.1 days
The month with the highest number of snowfall days is December (10.1 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Ellis, 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: 6h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).
Average sunshine days in December
Ellis, ID
- Average sunshine days in December: 19.3 days
The month with the most sunshine days is July (24.1 days).
The months with the least sunshine days are March and April (17.2 days).
Average UV index in December
Ellis, ID
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover in December
Ellis, ID
- Average cloud cover in December: 41
The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 11).
Average visibility in December
Ellis, 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).
Ellis, Idaho, USA
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