December weather forecast
Eagle Grove, IA

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Weather in December

December caps off the year in Eagle Grove with the arrival of peak winter conditions. The city witnesses a decrease in temperatures, coupled with the shortest daylight hours, and experiences around 3.03" (77mm) of snowfall. Clear visibility and less rainfall offer silent, frosty days typical of the winter season. As Christmas time approaches, the snowy cityscape adds to the festive atmosphere. The transition into a new year is marked with embraced chill and high anticipation for the weather cycles to begin anew.

Temperature

The beginning of December involves a decrease in the average high-temperature, transitioning from a chilly 44.1°F (6.7°C) in November to a subzero cold 30°F (-1.1°C). During the nights in December, Eagle Grove experiences a consistent average temperature of 19°F (-7.2°C).

Humidity

In December, the average relative humidity is 83%.

Rainfall

In Eagle Grove, during December, the rain falls for 4.8 days and regularly aggregates up to 1.26" (32mm) of precipitation. In Eagle Grove, during the entire year, the rain falls for 129.4 days and collects up to 25.04" (636mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Eagle Grove, Iowa. In Eagle Grove, during December, snow falls for 10.3 days and regularly aggregates up to 3.03" (77mm) of snow. In Eagle Grove, Iowa, during the entire year, snow falls for 44 days and aggregates up to 17.44" (443mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 6min of daylight.
On the first day of December, sunrise is at 7:26 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 4:52 pm CST.

Sunshine

The average sunshine in December in Eagle Grove is 4.4h.

UV index

The average daily maximum UV index in December in Eagle Grove is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index, 2 during December, leads to the following recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

How cold is it in Eagle Grove in December?

The average high-temperature, in December, in Eagle Grove, is 30°F (-1.1°C), while the average low-temperature is 19°F (-7.2°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in July is estimated at 86°F (30°C).

What is the average humidity in December in Eagle Grove?

In December, the average relative humidity in Eagle Grove, Iowa, is 83%.

How many days does it rain in December in Eagle Grove?

In Eagle Grove, Iowa, in December, it is raining for 4.8 days, with typically 1.26" (32mm) of accumulated precipitation.

How many days does it snow in December in Eagle Grove?

In Eagle Grove, Iowa, in December, during 10.3 snowfall days, 3.03" (77mm) of snow is typically accumulated.

What is the month with the shortest days in Eagle Grove?

With an average of 9h and 6min of daylight, December has the shortest days of the year in Eagle Grove.

What is the average length of the day in December in Eagle Grove?

In Eagle Grove, the average day length in December is 9h and 7min.

When are sunrise and sunset in December in Eagle Grove?

In December, on the first day of the month, sunrise is at 7:26 am and sunset at 4:43 pm. On the last day of the month, in Eagle Grove, Iowa, sunrise is at 7:45 am and sunset at 4:52 pm CST.

How many hours of sunshine does Eagle Grove have in December?

In Eagle Grove, the average sunshine duration in December is 4.4h.

What is the UV index intensity in December in Eagle Grove?

In Eagle Grove, Iowa, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unprotected exposure to 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
Eagle Grove, IA

Average temperature in December - Eagle Grove, IA
  • Average high temperature in December: 30°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (24.3°F).

  • Average low temperature in December: 19°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (11.5°F).

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Average pressure in December
Eagle Grove, IA

Average pressure in December - Eagle Grove, IA
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in December
Eagle Grove, IA

Average wind speed in December - Eagle Grove, IA
  • Average wind speed in December: 10.4mph

The windiest month (with the highest average wind speed) is April (11mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).

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Average humidity in December
Eagle Grove, IA

Average humidity in December - Eagle Grove, IA
  • Average humidity in December: 83%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in December
Eagle Grove, IA

Average rainfall in December - Eagle Grove, IA
  • Average rainfall in December: 1.26"

The wettest month (with the highest rainfall) is June (3.7").
The driest month (with the least rainfall) is January (0.94").

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Average rainfall days in December
Eagle Grove, IA

Average rainfall days in December - Eagle Grove, IA
  • Average rainfall days in December: 4.8 days

The month with the highest number of rainy days is June (17.4 days).
The month with the least rainy days is February (3.3 days).

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Average snowfall in December
Eagle Grove, IA

Average snowfall in December - Eagle Grove, IA
  • Average snowfall in December: 3.03"

The month with the highest snowfall is February (4.76").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Eagle Grove, IA

Average snowfall days in December - Eagle Grove, IA
  • Average snowfall days in December: 10.3 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).

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Average daylight in December /
Average sunshine in December
Eagle Grove, IA

Average daylight in December / Average sunshine in December - Eagle Grove, 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 6min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in December
Eagle Grove, IA

Average sunshine days in December - Eagle Grove, IA
  • Average sunshine days in December: 17.7 days

The month with the most sunshine days is November (18.1 days).
The month with the least sunshine days is June (10.4 days).

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Average UV index in December
Eagle Grove, IA

Average UV index in December - Eagle Grove, 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 January (UV index 1).

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Average cloud cover in December
Eagle Grove, IA

Average cloud cover in December - Eagle Grove, IA
  • Average cloud cover in December: 55

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 31).

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Average visibility in December
Eagle Grove, IA

Average visibility in December - Eagle Grove, IA
  • Average visibility in December: 6mi

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

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Eagle Grove, Iowa, USA

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