December weather forecast
Anthon, IA

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Weather in December

The first month of the winter, December, is still a freezing cold month in Anthon, Iowa, with temperature in the range of an average low of 19.2°F (-7.1°C) and an average high of 30.6°F (-0.8°C).

Temperature

December is characterized by a noticeable reduction in the average high-temperature, falling from a frosty 45.5°F (7.5°C) in November to a freezing cold 30.6°F (-0.8°C). December nights observe an average temperature dip to a still subzero cold 19.2°F (-7.1°C).

Humidity

In Anthon, the average relative humidity in December is 81%.

Rainfall

In December, the rain falls for 2.5 days. Throughout December, 0.79" (20mm) of precipitation is accumulated. In Anthon, during the entire year, the rain falls for 105.4 days and collects up to 15.83" (402mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In Anthon, during December, snow falls for 6.2 days and regularly aggregates up to 1.38" (35mm) of snow. Throughout the year, there are 32 snowfall days, and 8.82" (224mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 6min of daylight.
On the first day of December in Anthon, sunrise is at 7:33 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:52 am and sunset at 5:00 pm CST.

Sunshine

In December, the average sunshine is 4.7h.

UV index

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.

Frequently asked questions

How cold is it in December?

In Anthon, 30.6°F (-0.8°C) is the average high-temperature and 19.2°F (-7.1°C) is the average low-temperature during December. In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 84.2°F (29°C).

What is the average humidity in December?

In December, the average relative humidity is 81%.

How much does it rain in December?

In December, the rain falls for 2.5 days. Throughout December, 0.79" (20mm) of precipitation is accumulated.

How many days does it snow in December?

In Anthon, in December, snow falls for 6.2 days, with typically accumulated 1.38" (35mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 6min of daylight.

How many hours of daylight does Anthon have in December?

In Anthon, the average day length in December is 9h and 8min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:33 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:52 am and sunset at 5:00 pm CST.

How many hours of sunshine does Anthon have in December?

In December, the average sunshine duration is 4.7h.

What is the UV index intensity in December?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.
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
Anthon, IA

Average temperature in December - Anthon, IA
  • Average high temperature in December: 30.6°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (26.2°F).

  • Average low temperature in December: 19.2°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).

Average pressure in December
Anthon, IA

Average pressure in December - Anthon, 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
Anthon, IA

Average wind speed in December - Anthon, IA
  • Average wind speed in December: 10.2mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).

Average humidity in December
Anthon, IA

Average humidity in December - Anthon, IA
  • Average humidity in December: 81%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (66%).

Average rainfall in December
Anthon, IA

Average rainfall in December - Anthon, IA
  • Average rainfall in December: 0.79"

The wettest month (with the highest rainfall) is June (2.48").
The driest month (with the least rainfall) is January (0.39").

Average rainfall days in December
Anthon, IA

Average rainfall days in December - Anthon, IA
  • Average rainfall days in December: 2.5 days

The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is January (2.3 days).

Average snowfall in December
Anthon, IA

Average snowfall in December - Anthon, IA
  • Average snowfall in December: 1.38"

The month with the highest snowfall is March (2.17").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Anthon, IA

Average snowfall days in December - Anthon, IA
  • Average snowfall days in December: 6.2 days

The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Anthon, IA

Average daylight in December / Average sunshine in December - Anthon, 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 6min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in December
Anthon, IA

Average sunshine days in December - Anthon, IA
  • Average sunshine days in December: 23.4 days

The month with the most sunshine days is December (23.4 days).
The month with the least sunshine days is June (13.1 days).

Average UV index in December
Anthon, IA

Average UV index in December - Anthon, 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).

Average cloud cover in December
Anthon, IA

Average cloud cover in December - Anthon, IA
  • Average cloud cover in December: 50

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility in December
Anthon, IA

Average visibility in December - Anthon, 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).

Anthon, Iowa, USA

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