December weather forecast
Mondamin, IA

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Weather in December

The first month of the winter, December, is also a wintry month in Mondamin, Iowa, with temperature in the range of an average high of 32.9°F (0.5°C) and an average low of 21.4°F (-5.9°C).

Temperature

Mondamin's weather in December is characterized by a distinct drop in the average high-temperature, reducing from a frosty 47.5°F (8.6°C) in November to an icy 32.9°F (0.5°C). Mondamin anticipates an average minimum temperature of 21.4°F (-5.9°C) in the month of December.

Humidity

The average relative humidity in December in Mondamin, Iowa, is 79%.

Rainfall

In Mondamin, Iowa, during December, the rain falls for 4.5 days and regularly aggregates up to 1.46" (37mm) of precipitation. Throughout the year, there are 123.1 rainfall days, and 23.39" (594mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Mondamin, Iowa, in December, during 6.8 snowfall days, 2.36" (60mm) of snow is typically accumulated. In Mondamin, during the entire year, snow falls for 32.8 days and aggregates up to 13.23" (336mm) of snow.

Daylight

The month with the shortest days in Mondamin, Iowa, is December, with an average of 9h and 12min of daylight.
On the first day of December, sunrise is at 7:32 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 5:03 pm CST.

Sunshine

The average sunshine in December in Mondamin is 4.9h.

UV index

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Mondamin, Iowa. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
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Frequently asked questions

How cold is December in Mondamin?

During December, Mondamin experiences an average high-temperature of 32.9°F (0.5°C) and a low-temperature of 21.4°F (-5.9°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 87.8°F (31°C).

What is the average humidity in December in Mondamin?

The average relative humidity in December is 79%.

How much does it rain in Mondamin in December?

In Mondamin, in December, during 4.5 rainfall days, 1.46" (37mm) of precipitation is typically accumulated.

How many days does it snow in December in Mondamin?

In December, in Mondamin, it is snowing for 6.8 days. Throughout December, 2.36" (60mm) of snow is accumulated.

What is the month with the shortest days in Mondamin?

December has the shortest days of the year, with an average of 9h and 12min of daylight.

How many hours of daylight does Mondamin have in December?

The average day length in December is 9h and 13min.

When is the sunrise / sunset in December in Mondamin?

In December, on the first day of the month, sunrise is at 7:32 am and sunset at 4:54 pm. On the last day of the month, in Mondamin, sunrise is at 7:51 am and sunset at 5:03 pm CST.

How many hours of sunshine does Mondamin have in December?

The average sunshine duration in December in Mondamin, Iowa, is 4.9h.

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

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

What is the UV index reading in December in Mondamin?

The average daily maximum UV index in December in Mondamin, Iowa, is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's 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
Mondamin, IA

Average temperature in December - Mondamin, IA
  • Average high temperature in December: 32.9°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 (28.6°F).

  • Average low temperature in December: 21.4°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

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Average pressure in December
Mondamin, IA

Average pressure in December - Mondamin, 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).

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Average wind speed in December
Mondamin, IA

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

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

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Average humidity in December
Mondamin, IA

Average humidity in December - Mondamin, IA
  • Average humidity in December: 79%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is October (66%).

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Average rainfall in December
Mondamin, IA

Average rainfall in December - Mondamin, IA
  • Average rainfall in December: 1.46"

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is January (0.71").

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Average rainfall days in December
Mondamin, IA

Average rainfall days in December - Mondamin, IA
  • Average rainfall days in December: 4.5 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (2.7 days).

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Average snowfall in December
Mondamin, IA

Average snowfall in December - Mondamin, IA
  • Average snowfall in December: 2.36"

The month with the highest snowfall is February (3.58").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Mondamin, IA

Average snowfall days in December - Mondamin, IA
  • Average snowfall days in December: 6.8 days

The month with the highest number of snowfall days is January (8.8 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
Mondamin, IA

Average daylight in December / Average sunshine in December - Mondamin, 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 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in December
Mondamin, IA

Average sunshine days in December - Mondamin, IA
  • Average sunshine days in December: 21.7 days

The month with the most sunshine days is December (21.7 days).
The month with the least sunshine days is June (10.7 days).

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Average UV index in December
Mondamin, IA

Average UV index in December - Mondamin, 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, October, November and December (UV index 2).

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Average cloud cover in December
Mondamin, IA

Average cloud cover in December - Mondamin, IA
  • Average cloud cover in December: 46

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 25).

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Average visibility in December
Mondamin, IA

Average visibility in December - Mondamin, 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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Mondamin, Iowa, USA

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