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 arrival of December is marked by a notable decrease in high-temperatures, falling from a chilly 43°F (6.1°C) in November to a subzero cold 27.5°F (-2.5°C). Everly's December nights cool down to an average low-temperature of 16.5°F (-8.6°C).Humidity
In December, the average relative humidity is 84%.Rainfall
In Everly, during December, the rain falls for 3.2 days and regularly aggregates up to 0.51" (13mm) of precipitation. In Everly, during the entire year, the rain falls for 95.2 days and collects up to 9.25" (235mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Everly. In Everly, during December, snow falls for 8.5 days and regularly aggregates up to 0.63" (16mm) of snow. Throughout the year, in Everly, there are 40.2 snowfall days, and 5.79" (147mm) of snow is accumulated.Daylight
December has the shortest days of the year in Everly, Iowa, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 7:34 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 4:56 pm CST.
Sunshine
In Everly, Iowa, the average sunshine in December is 4.4h.UV index
In Everly, 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 exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 2 during December translates into the following guidance:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Everly in December?
What is the average humidity in December in Everly?
How much does it rain in Everly in December?
How many days does it snow in December in Everly?
What is the month with the shortest days in Everly?
How many hours of daylight does Everly have in December?
When are sunrise and sunset in December in Everly?
How long on average sun shines in December in Everly?
What is the UV index intensity in December in Everly?
Average temperature in December
Everly, IA
- Average high temperature in December: 27.5°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (22.8°F).
- Average low temperature in December: 16.5°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).
Average pressure in December
Everly, IA
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in December
Everly, IA
- Average wind speed in December: 10.7mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).
Average humidity in December
Everly, IA
- Average humidity in December: 84%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (68%).
Average rainfall in December
Everly, IA
- Average rainfall in December: 0.51"
The wettest month (with the highest rainfall) is May (1.46").
The driest month (with the least rainfall) is January (0.28").
Average rainfall days in December
Everly, IA
- Average rainfall days in December: 3.2 days
The month with the highest number of rainy days is June (14.2 days).
The month with the least rainy days is February (2 days).
Average snowfall in December
Everly, IA
- Average snowfall in December: 0.63"
The month with the highest snowfall is February (1.77").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Everly, IA
- Average snowfall days in December: 8.5 days
The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Everly, IA
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in December
Everly, IA
- Average sunshine days in December: 22.2 days
The month with the most sunshine days is December (22.2 days).
The month with the least sunshine days is June (12.6 days).
Average UV index in December
Everly, IA
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover in December
Everly, IA
- Average cloud cover in December: 54
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in December
Everly, IA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Everly, Iowa, USA
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