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
With December's onset, the weather in Cedar Falls shows a temperature decrease, transitioning from a chilly 43.9°F (6.6°C) in November to a subzero cold 30.7°F (-0.7°C). Throughout December, Cedar Falls encounters an average temperature drop to 20.3°F (-6.5°C).Humidity
The average relative humidity in December in Cedar Falls is 82%.Rainfall
In Cedar Falls, during December, the rain falls for 5.8 days and regularly aggregates up to 1.46" (37mm) of precipitation. Throughout the year, there are 127.2 rainfall days, and 27.28" (693mm) of precipitation is accumulated.Snowfall
Months with snowfall in Cedar Falls are January through May, October through December. In Cedar Falls, in December, snow falls for 9.5 days, with typically accumulated 3.27" (83mm) of snow. In Cedar Falls, during the entire year, snow falls for 41.5 days and aggregates up to 17.56" (446mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 7:20 am and sunset at 4:37 pm. On the last day of December, in Cedar Falls, sunrise is at 7:39 am and sunset at 4:46 pm CST.
Sunshine
The average sunshine in December is 4.3h.UV index
December is the month with the lowest UV index in Cedar Falls, Iowa, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: A daily high UV index of 1 in December leads to these guidelines:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Minimize direct exposure to the Sun during midday when its radiation is at its peak. To cut down UV radiation exposure by about half, sport a wide-brim hat. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Frequently asked questions
How cold is December in Cedar Falls?
What is the average humidity in December in Cedar Falls?
How many days does it rain in December in Cedar Falls?
How much does it snow in Cedar Falls in December?
What is the month with the shortest days in Cedar Falls?
How many hours of daylight does Cedar Falls have in December?
When are sunrise and sunset in December in Cedar Falls?
How many hours of sunshine does Cedar Falls have in December?
When is the lowest UV index in Cedar Falls?
How high is the UV index in December in Cedar Falls?
Average temperature in December
Cedar Falls, IA
- Average high temperature in December: 30.7°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (24.3°F).
- Average low temperature in December: 20.3°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 (12°F).
Average pressure in December
Cedar Falls, IA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in December
Cedar Falls, IA
- Average wind speed in December: 10.1mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest month (with the lowest average wind speed) is August (7mph).
Average humidity in December
Cedar Falls, IA
- Average humidity in December: 82%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Cedar Falls, IA
- Average rainfall in December: 1.46"
The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days in December
Cedar Falls, IA
- Average rainfall days in December: 5.8 days
The month with the highest number of rainy days is June (17 days).
The months with the least rainy days are January and February (4.2 days).
Average snowfall in December
Cedar Falls, IA
- Average snowfall in December: 3.27"
The month with the highest snowfall is January (4.72").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Cedar Falls, IA
- Average snowfall days in December: 9.5 days
The month with the highest number of snowfall days is January (10.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Cedar Falls, 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: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Cedar Falls, IA
- Average sunshine days in December: 18 days
The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in December
Cedar Falls, IA
- Average UV index in December: 1
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Cedar Falls, IA
- Average cloud cover in December: 56
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 31).
Average visibility in December
Cedar Falls, IA
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Cedar Falls, Iowa, USA
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