December weather forecast
Oran, IA

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Weather in December

The first month of the winter, December, is also a subzero cold month in Oran, Iowa, with an average temperature ranging between min 20.1°F (-6.6°C) and max 30.4°F (-0.9°C).

Temperature

December brings a minor decrease, with the average high-temperature reducing from a frosty 43.5°F (6.4°C) in November to a freezing cold 30.4°F (-0.9°C). Oran's temperature drops to an average low of 20.1°F (-6.6°C) during the nights of December.

Humidity

In December, the average relative humidity in Oran is 83%.

Rainfall

In Oran, during December, the rain falls for 5.5 days and regularly aggregates up to 1.26" (32mm) of precipitation. Throughout the year, in Oran, there are 135.7 rainfall days, and 29.65" (753mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Oran, during December, snow falls for 8.7 days and regularly aggregates up to 2.76" (70mm) of snow. Throughout the year, in Oran, Iowa, there are 42.1 snowfall days, and 18.39" (467mm) of snow is accumulated.

Daylight

With an average of 9h and 6min of daylight, December has the shortest days of the year in Oran, Iowa.
On the first day of the month, sunrise is at 7:19 am and sunset at 4:35 pm. On the last day of December, sunrise is at 7:38 am and sunset at 4:44 pm CST.

Sunshine

The average sunshine in December is 4.1h.

UV index

January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Oran, Iowa. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A typical high UV index of 1 in December suggests the following recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Frequently asked questions

How cold is it in Oran in December?

The high-temperature in Oran during December is 30.4°F (-0.9°C) and the low-temperature is 20.1°F (-6.6°C).

What is the average humidity in December in Oran?

In Oran, Iowa, the average relative humidity in December is 83%.

How much does it rain in Oran in December?

In Oran, Iowa, in December, it is raining for 5.5 days, with typically 1.26" (32mm) of accumulated precipitation.

How many days does it snow in December in Oran?

In December, in Oran, it is snowing for 8.7 days. Throughout December, 2.76" (70mm) of snow is accumulated.

What is the month with the shortest days in Oran?

The month with the shortest days in Oran, Iowa, is December, with an average of 9h and 6min of daylight.

What is the average length of the day in December in Oran?

The average day length in December is 9h and 6min.

What time are sunrise and sunset in December in Oran?

On the first day of December in Oran, sunrise is at 7:19 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 4:44 pm CST.

How long on average sun shines in December in Oran?

The average sunshine duration in December in Oran, Iowa, is 4.1h.

What are the months with the lowest UV index in Oran?

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

What is the UV index reading in December in Oran?

The average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Oran, IA

Average temperature in December - Oran, IA
  • Average high temperature in December: 30.4°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (23.7°F).

  • Average low temperature in December: 20.1°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (11.3°F).

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Average pressure in December
Oran, IA

Average pressure in December - Oran, 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 (29.89"Hg).

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Average wind speed in December
Oran, IA

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

The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

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Average humidity in December
Oran, IA

Average humidity in December - Oran, IA
  • Average humidity in December: 83%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in December
Oran, IA

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

The wettest month (with the highest rainfall) is June (5").
The driest month (with the least rainfall) is January (0.94").

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Average rainfall days in December
Oran, IA

Average rainfall days in December - Oran, IA
  • Average rainfall days in December: 5.5 days

The month with the highest number of rainy days is June (19.4 days).
The month with the least rainy days is January (3.5 days).

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Average snowfall in December
Oran, IA

Average snowfall in December - Oran, IA
  • Average snowfall in December: 2.76"

The month with the highest snowfall is February (5.08").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Oran, IA

Average snowfall days in December - Oran, IA
  • Average snowfall days in December: 8.7 days

The month with the highest number of snowfall days is February (10.5 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
Oran, IA

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

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in December: 4h and 1min

The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in December
Oran, IA

Average sunshine days in December - Oran, IA
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is June (7.8 days).

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Average UV index in December
Oran, IA

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

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

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Average cloud cover in December
Oran, IA

Average cloud cover in December - Oran, IA
  • Average cloud cover in December: 58

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in December
Oran, IA

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

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

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Oran, Iowa, USA

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