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's onset in Council Bluffs brings a noticeable temperature drop, falling from a chilly 48.9°F (9.4°C) in November to a wintry 34.3°F (1.3°C). Council Bluffs's average low-temperature is measured at a freezing cold 21.9°F (-5.6°C) during December.Humidity
In Council Bluffs, Iowa, the average relative humidity in December is 77%.Rainfall
In Council Bluffs, in December, during 4.9 rainfall days, 1.3" (33mm) of precipitation is typically accumulated. Throughout the year, there are 122.5 rainfall days, and 22.52" (572mm) of precipitation is accumulated.Snowfall
Months with snowfall in Council Bluffs are January through May, October through December. In Council Bluffs, in December, snow falls for 6.9 days, with typically accumulated 2.05" (52mm) of snow. Throughout the year, in Council Bluffs, there are 31.6 snowfall days, and 9.65" (245mm) of snow is accumulated.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year in Council Bluffs.On the first day of the month, sunrise is at 7:30 am and sunset at 4:55 pm. On the last day of December, in Council Bluffs, sunrise is at 7:49 am and sunset at 5:04 pm CST.
Sunshine
In December, the average sunshine is 5h.UV index
January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Council Bluffs, Iowa. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
How cold is December in Council Bluffs?
What is the average humidity in December in Council Bluffs?
How much does it rain in Council Bluffs in December?
How many days does it snow in December in Council Bluffs?
What is the month with the shortest days in Council Bluffs?
What is the average length of the day in December in Council Bluffs?
When are sunrise and sunset in December in Council Bluffs?
How many hours of sunshine does Council Bluffs have in December?
When is the lowest UV index in Council Bluffs?
What is the UV index intensity in December in Council Bluffs?
Average temperature in December
Council Bluffs, IA
- Average high temperature in December: 34.3°F
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (30°F).
- Average low temperature in December: 21.9°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (16.3°F).
Average pressure in December
Council Bluffs, IA
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in December
Council Bluffs, IA
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest month (with the lowest average wind speed) is July (7mph).
Average humidity in December
Council Bluffs, IA
- Average humidity in December: 77%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is October (66%).
Average rainfall in December
Council Bluffs, IA
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is June (3.86").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in December
Council Bluffs, IA
- Average rainfall days in December: 4.9 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (3 days).
Average snowfall in December
Council Bluffs, IA
- Average snowfall in December: 2.05"
The month with the highest snowfall is February (2.56").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Council Bluffs, IA
- Average snowfall days in December: 6.9 days
The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Council Bluffs, IA
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in December
Council Bluffs, IA
- Average sunshine days in December: 20.6 days
The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is June (10.9 days).
Average UV index in December
Council Bluffs, IA
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in December
Council Bluffs, IA
- Average cloud cover in December: 45
The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility in December
Council Bluffs, 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).
Council Bluffs, Iowa, USA
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