December weather forecast
Coon Rapids, IA

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Weather in December

The first month of the winter, December, is still a freezing cold month in Coon Rapids, Iowa, with temperature in the range of an average high of 31.8°F (-0.1°C) and an average low of 20.8°F (-6.2°C).

Temperature

Coon Rapids in December demonstrates a small temperature transition, adjusting from an average high of a chilly 45.9°F (7.7°C) in November to a freezing cold 31.8°F (-0.1°C). December brings Coon Rapids a consistent average low-temperature of 20.8°F (-6.2°C).

Humidity

The average relative humidity in December is 80%.

Rainfall

In Coon Rapids, in December, it is raining for 5 days, with typically 1.65" (42mm) of accumulated precipitation. Throughout the year, there are 130.1 rainfall days, and 27.28" (693mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Coon Rapids, Iowa, are January through May, October through December. In Coon Rapids, in December, during 9.9 snowfall days, 4.02" (102mm) of snow is typically accumulated. In Coon Rapids, during the entire year, snow falls for 44.8 days and aggregates up to 19.8" (503mm) of snow.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:27 am and sunset at 4:48 pm. On the last day of December, in Coon Rapids, sunrise is at 7:46 am and sunset at 4:57 pm CST.

Sunshine

The average sunshine in December in Coon Rapids is 4.8h.

UV index

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in Coon Rapids?

In December, in Coon Rapids, the average high-temperature is 31.8°F (-0.1°C), and the average low-temperature is 20.8°F (-6.2°C). The average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, in July is calculated to be 87.8°F (31°C).

What is the average humidity in December in Coon Rapids?

The average relative humidity in December in Coon Rapids is 80%.

How much does it rain in Coon Rapids in December?

In December, in Coon Rapids, the rain falls for 5 days. Throughout December, 1.65" (42mm) of precipitation is accumulated.

How many days does it snow in December in Coon Rapids?

In Coon Rapids, during December, snow falls for 9.9 days and regularly aggregates up to 4.02" (102mm) of snow.

What is the month with the shortest days in Coon Rapids?

With an average of 9h and 12min of daylight, December has the shortest days of the year.

What is the average length of the day in December in Coon Rapids?

In Coon Rapids, Iowa, the average day length in December is 9h and 11min.

When are sunrise and sunset in December in Coon Rapids?

In December, on the first day of the month, sunrise is at 7:27 am and sunset at 4:48 pm. On the last day of the month, in Coon Rapids, sunrise is at 7:46 am and sunset at 4:57 pm CST.

How long on average sun shines in December in Coon Rapids?

In Coon Rapids, the average sunshine duration in December is 4.8h.

How high is the UV index in December in Coon Rapids?

In Coon Rapids, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Coon Rapids, IA

Average temperature in December - Coon Rapids, IA
  • Average high temperature in December: 31.8°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (26.2°F).

  • Average low temperature in December: 20.8°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).

Average pressure in December
Coon Rapids, IA

Average pressure in December - Coon Rapids, 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 (29.88"Hg).

Average wind speed in December
Coon Rapids, IA

Average wind speed in December - Coon Rapids, IA
  • Average wind speed in December: 10.6mph

The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).

Average humidity in December
Coon Rapids, IA

Average humidity in December - Coon Rapids, IA
  • Average humidity in December: 80%

The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are April and October (69%).

Average rainfall in December
Coon Rapids, IA

Average rainfall in December - Coon Rapids, IA
  • Average rainfall in December: 1.65"

The wettest month (with the highest rainfall) is May (4.29").
The driest month (with the least rainfall) is January (0.94").

Average rainfall days in December
Coon Rapids, IA

Average rainfall days in December - Coon Rapids, IA
  • Average rainfall days in December: 5 days

The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in December
Coon Rapids, IA

Average snowfall in December - Coon Rapids, IA
  • Average snowfall in December: 4.02"

The month with the highest snowfall is February (5.12").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Coon Rapids, IA

Average snowfall days in December - Coon Rapids, IA
  • Average snowfall days in December: 9.9 days

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Coon Rapids, IA

Average daylight in December / Average sunshine in December - Coon Rapids, IA
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 4h and 5min

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 12min).

Average sunshine days in December
Coon Rapids, IA

Average sunshine days in December - Coon Rapids, IA
  • Average sunshine days in December: 17.4 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is June (10 days).

Average UV index in December
Coon Rapids, IA

Average UV index in December - Coon Rapids, IA
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is February (UV index 1).

Average cloud cover in December
Coon Rapids, IA

Average cloud cover in December - Coon Rapids, IA
  • Average cloud cover in December: 50

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in December
Coon Rapids, IA

Average visibility in December - Coon Rapids, IA
  • Average visibility in December: 6mi

The months with the highest visibility are February, March, April, May, June, July, September, October, November and December (6mi).
The months with the lowest visibility are January and August (5mi).

Coon Rapids, Iowa, USA

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