December weather forecast
Boxholm, IA

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Weather in December

December, the first month of the winter in Boxholm, is also a wintry month, with an average temperature varying between 32°F (0°C) and 21°F (-6.1°C).

Temperature

December brings a decrease in the average high-temperature, shifting from a frosty 45.5°F (7.5°C) in November to a wintry 32°F (0°C). Throughout December, Boxholm witnesses a consistent average low-temperature of 21°F (-6.1°C).

Humidity

In Boxholm, the average relative humidity in December is 80%.

Rainfall

In Boxholm, in December, it is raining for 4.8 days, with typically 1.3" (33mm) of accumulated precipitation. Throughout the year, in Boxholm, there are 126.1 rainfall days, and 26.85" (682mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Boxholm, during December, snow falls for 8 days and regularly aggregates up to 2.32" (59mm) of snow. Throughout the year, there are 37.8 snowfall days, and 15.39" (391mm) of snow is accumulated.

Daylight

The month with the shortest days in Boxholm is December, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 7:26 am and sunset at 4:45 pm. On the last day of December, sunrise is at 7:44 am and sunset at 4:54 pm CST.

Sunshine

In Boxholm, the average sunshine in December is 4.6h.

UV index

The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

How cold is it in Boxholm in December?

Boxholm in December has an average high-temperature of 32°F (0°C) and an average low-temperature of 21°F (-6.1°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is evaluated at 87.8°F (31°C).

What is the average humidity in December in Boxholm?

In December, the average relative humidity in Boxholm, Iowa, is 80%.

How much does it rain in Boxholm in December?

In Boxholm, Iowa, in December, during 4.8 rainfall days, 1.3" (33mm) of precipitation is typically accumulated.

How many days does it snow in December in Boxholm?

In Boxholm, during December, snow falls for 8 days and regularly aggregates up to 2.32" (59mm) of snow.

What is the month with the shortest days in Boxholm?

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 Boxholm?

In December, the average day length is 9h and 10min.

When are sunrise and sunset in December in Boxholm?

In December, on the first day of the month, sunrise is at 7:26 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 4:54 pm CST.

How long on average sun shines in December in Boxholm?

In December, the average sunshine duration is 4.6h.

What is the month with the lowest UV index in Boxholm?

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Boxholm.

What is the UV index reading in December in Boxholm?

In Boxholm, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk 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
Boxholm, IA

Average temperature in December - Boxholm, IA
  • Average high temperature in December: 32°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 (26.8°F).

  • Average low temperature in December: 21°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 (13.5°F).

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Average pressure in December
Boxholm, IA

Average pressure in December - Boxholm, 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).

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Average wind speed in December
Boxholm, IA

Average wind speed in December - Boxholm, IA
  • Average wind speed in December: 10.1mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is July (7mph).

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Average humidity in December
Boxholm, IA

Average humidity in December - Boxholm, IA
  • Average humidity in December: 80%

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

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Average rainfall in December
Boxholm, IA

Average rainfall in December - Boxholm, IA
  • Average rainfall in December: 1.3"

The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is January (0.91").

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Average rainfall days in December
Boxholm, IA

Average rainfall days in December - Boxholm, IA
  • Average rainfall days in December: 4.8 days

The month with the highest number of rainy days is June (16.7 days).
The month with the least rainy days is February (3.3 days).

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Average snowfall in December
Boxholm, IA

Average snowfall in December - Boxholm, IA
  • Average snowfall in December: 2.32"

The month with the highest snowfall is January (4.29").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Boxholm, IA

Average snowfall days in December - Boxholm, IA
  • Average snowfall days in December: 8 days

The month with the highest number of snowfall days is January (10.3 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
Boxholm, IA

Average daylight in December / Average sunshine in December - Boxholm, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in December
Boxholm, IA

Average sunshine days in December - Boxholm, IA
  • Average sunshine days in December: 18.1 days

The month with the most sunshine days is October (19 days).
The month with the least sunshine days is June (11.8 days).

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Average UV index in December
Boxholm, IA

Average UV index in December - Boxholm, IA
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

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Average cloud cover in December
Boxholm, IA

Average cloud cover in December - Boxholm, IA
  • Average cloud cover in December: 52

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and September (Cloud cover 31).

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Average visibility in December
Boxholm, IA

Average visibility in December - Boxholm, 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).

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Boxholm, Iowa, USA

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