December weather forecast
New Market, IA

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Weather in December

The first month of the winter, December, is also an icy month in New Market, Iowa, with an average temperature fluctuating between 22.8°F (-5.1°C) and 35.2°F (1.8°C).

Temperature

New Market's weather changes with the onset of December, slightly falling from a chilly 49.1°F (9.5°C) in November to an icy 35.2°F (1.8°C). Throughout December, an average low-temperature of 22.8°F (-5.1°C) is expected.

Humidity

The average relative humidity in December is 78%.

Rainfall

In New Market, Iowa, during December, the rain falls for 4.3 days and regularly aggregates up to 0.59" (15mm) of precipitation. In New Market, during the entire year, the rain falls for 114.9 days and collects up to 18.39" (467mm) of precipitation.

Snowfall

Months with snowfall in New Market are January through April, October through December. In New Market, during December, snow falls for 4.5 days and regularly aggregates up to 0.91" (23mm) of snow. Throughout the year, in New Market, Iowa, there are 25.2 snowfall days, and 7.4" (188mm) of snow is accumulated.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:24 am and sunset at 4:52 pm. On the last day of December, in New Market, sunrise is at 7:43 am and sunset at 5:02 pm CST.

Sunshine

In New Market, the average sunshine in December is 5h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 2 translates into these guidelines:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
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Frequently asked questions

How cold is it in New Market in December?

December temperatures in New Market vary between a high-temperature of 35.2°F (1.8°C) and a low-temperature of 22.8°F (-5.1°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is computed to be 89.6°F (32°C).

What is the average humidity in December in New Market?

In New Market, the average relative humidity in December is 78%.

How many days does it rain in December in New Market?

In New Market, during December, the rain falls for 4.3 days and regularly aggregates up to 0.59" (15mm) of precipitation.

How many days does it snow in December in New Market?

In New Market, in December, snow falls for 4.5 days, with typically accumulated 0.91" (23mm) of snow.

What is the month with the shortest days in New Market?

December has the shortest days of the year in New Market, Iowa, with an average of 9h and 18min of daylight.

What is the average length of the day in December in New Market?

In December, the average day length in New Market, Iowa, is 9h and 19min.

What time are sunrise and sunset in December in New Market?

In December, on the first day of the month, sunrise is at 7:24 am and sunset at 4:52 pm. On the last day of the month, in New Market, Iowa, sunrise is at 7:43 am and sunset at 5:02 pm CST.

How many hours of sunshine does New Market have in December?

The average sunshine duration in December in New Market is 5h.

When is the lowest UV index in New Market?

The months with the lowest UV index in New Market are January, February, November and December, with an average maximum UV index of 2.

What is the UV index reading in December in New Market?

The average daily maximum UV index in December in New Market, Iowa, is 2. A UV Index of 2, and less, symbolizes a low health risk 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
New Market, IA

Average temperature in December - New Market, IA
  • Average high temperature in December: 35.2°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (31.1°F).

  • Average low temperature in December: 22.8°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).

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Average pressure in December
New Market, IA

Average pressure in December - New Market, 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 (29.87"Hg).

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Average wind speed in December
New Market, IA

Average wind speed in December - New Market, IA
  • Average wind speed in December: 9.5mph

The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).

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Average humidity in December
New Market, IA

Average humidity in December - New Market, IA
  • Average humidity in December: 78%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in December
New Market, IA

Average rainfall in December - New Market, IA
  • Average rainfall in December: 0.59"

The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is February (0.43").

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Average rainfall days in December
New Market, IA

Average rainfall days in December - New Market, IA
  • Average rainfall days in December: 4.3 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is February (3.4 days).

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Average snowfall in December
New Market, IA

Average snowfall in December - New Market, IA
  • Average snowfall in December: 0.91"

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

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Average snowfall days in December
New Market, IA

Average snowfall days in December - New Market, IA
  • Average snowfall days in December: 4.5 days

The month with the highest number of snowfall days is January (7.8 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
New Market, IA

Average daylight in December / Average sunshine in December - New Market, IA
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 5h and 0min

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 36min).

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Average sunshine days in December
New Market, IA

Average sunshine days in December - New Market, IA
  • Average sunshine days in December: 22 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is June (12.3 days).

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Average UV index in December
New Market, IA

Average UV index in December - New Market, IA
  • Average UV index in December: 2

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

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Average cloud cover in December
New Market, IA

Average cloud cover in December - New Market, IA
  • Average cloud cover in December: 45

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in December
New Market, IA

Average visibility in December - New Market, 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).

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New Market, Iowa, USA

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