December weather forecast
Moscow, IA

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Weather in December

December, the first month of the winter in Moscow, is also an icy month, with an average temperature varying between 23°F (-5°C) and 34°F (1.1°C).

Temperature

As November shifts into December, a slight alteration in temperatures is observed, with average highs reducing from a chilly 46.4°F (8°C) to an icy 34°F (1.1°C). During December, Moscow's temperature averages to a freezing cold 23°F (-5°C) at night.

Humidity

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

Rainfall

In Moscow, in December, it is raining for 7.1 days, with typically 1.26" (32mm) of accumulated precipitation. In Moscow, Iowa, during the entire year, the rain falls for 136.1 days and collects up to 27.8" (706mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Moscow. In Moscow, in December, snow falls for 6.9 days, with typically accumulated 1.73" (44mm) of snow. In Moscow, during the entire year, snow falls for 34.4 days and aggregates up to 13.19" (335mm) of snow.

Daylight

The month with the shortest days in Moscow is December, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 7:12 am and sunset at 4:35 pm. On the last day of December, in Moscow, sunrise is at 7:30 am and sunset at 4:44 pm CST.

Sunshine

The average sunshine in December is 4.3h.

UV index

The months with the lowest UV index in Moscow are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: In December, the average maximum UV index of 1 translates into the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

How cold is it in Moscow in December?

The high-temperature, in December, in Moscow, is 34°F (1.1°C), while the low-temperature averages to 23°F (-5°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in July is evaluated at 87.8°F (31°C).

What is the average humidity in December in Moscow?

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

How much does it rain in Moscow in December?

In Moscow, during December, the rain falls for 7.1 days and regularly aggregates up to 1.26" (32mm) of precipitation.

How much does it snow in Moscow in December?

In December, it is snowing for 6.9 days. Throughout December, 1.73" (44mm) of snow is accumulated.

What is the month with the shortest days in Moscow?

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

How many hours of daylight does Moscow have in December?

In Moscow, the average day length in December is 9h and 13min.

When are sunrise and sunset in December in Moscow?

On the first day of December in Moscow, sunrise is at 7:12 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 4:44 pm CST.

How long on average sun shines in December in Moscow?

The average sunshine duration in December in Moscow is 4.3h.

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

The months with the lowest UV index in Moscow, Iowa, are January and December, with an average maximum UV index of 1.

What is the UV index reading in December in Moscow?

In December, the average daily maximum UV index in Moscow, Iowa, is 1. A UV Index of 2, and less, symbolizes 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
Moscow, IA

Average temperature in December - Moscow, IA
  • Average high temperature in December: 34°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in December: 23°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

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Average pressure in December
Moscow, IA

Average pressure in December - Moscow, IA
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in December
Moscow, IA

Average wind speed in December - Moscow, IA
  • Average wind speed in December: 9.9mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

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Average humidity in December
Moscow, IA

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

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in December
Moscow, IA

Average rainfall in December - Moscow, IA
  • Average rainfall in December: 1.26"

The wettest month (with the highest rainfall) is May (4.57").
The driest month (with the least rainfall) is February (1.14").

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Average rainfall days in December
Moscow, IA

Average rainfall days in December - Moscow, IA
  • Average rainfall days in December: 7.1 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (4.4 days).

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Average snowfall in December
Moscow, IA

Average snowfall in December - Moscow, IA
  • Average snowfall in December: 1.73"

The month with the highest snowfall is January (4.21").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Moscow, IA

Average snowfall days in December - Moscow, IA
  • Average snowfall days in December: 6.9 days

The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • 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: 4h and 0min).

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Average sunshine days in December
Moscow, IA

Average sunshine days in December - Moscow, IA
  • Average sunshine days in December: 18.2 days

The month with the most sunshine days is December (18.2 days).
The month with the least sunshine days is June (11.8 days).

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Average UV index in December
Moscow, IA

Average UV index in December - Moscow, IA
  • Average UV index in December: 1

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

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Average cloud cover in December
Moscow, IA

Average cloud cover in December - Moscow, IA
  • Average cloud cover in December: 54

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in December
Moscow, IA

Average visibility in December - Moscow, IA
  • Average visibility in December: 6mi

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

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Moscow, Iowa, USA

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