December weather forecast
Woodburn, IA

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Weather in December

The first month of the winter, December, is also an icy month in Woodburn, Iowa, with an average temperature fluctuating between 34.9°F (1.6°C) and 22.8°F (-5.1°C).

Temperature

Woodburn's December weather features a mild decline in high-temperatures, reducing from a chilly 47.8°F (8.8°C) in November to a wintry 34.9°F (1.6°C). Woodburn observes an average low-temperature of 22.8°F (-5.1°C) during December nights.

Humidity

In Woodburn, the average relative humidity in December is 79%.

Rainfall

The month with the least rainfall is December, when the rain falls for 4.9 days and typically collects 0.63" (16mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Woodburn. In December, it is snowing for 6.2 days. Throughout December, 1.22" (31mm) of snow is accumulated. In Woodburn, during the entire year, snow falls for 30.8 days and aggregates up to 11.77" (299mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:20 am and sunset at 4:46 pm. On the last day of December, in Woodburn, sunrise is at 7:39 am and sunset at 4:56 pm CST.

Sunshine

In Woodburn, the average sunshine in December is 4.7h.

UV index

In Woodburn, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in Woodburn in December?

December temperatures vary between a high-temperature of 34.9°F (1.6°C) and a low-temperature of 22.8°F (-5.1°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in August is estimated at 87.8°F (31°C).

What is the average humidity in December in Woodburn?

In December, the average relative humidity in Woodburn is 79%.

What is the driest month in Woodburn?

December is the month with the least rainfall. Rain falls for 4.9 days and accumulates 0.63" (16mm) of precipitation.

How many days does it rain in December in Woodburn?

In Woodburn, in December, during 4.9 rainfall days, 0.63" (16mm) of precipitation is typically accumulated.

How much does it snow in Woodburn in December?

In Woodburn, Iowa, during December, snow falls for 6.2 days and regularly aggregates up to 1.22" (31mm) of snow.

What is the month with the shortest days in Woodburn?

The month with the shortest days in Woodburn is December, with an average of 9h and 18min of daylight.

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

In Woodburn, the average day length in December is 9h and 17min.

When are sunrise and sunset in December in Woodburn?

In December, on the first day of the month, sunrise is at 7:20 am and sunset at 4:46 pm. On the last day of the month, in Woodburn, Iowa, sunrise is at 7:39 am and sunset at 4:56 pm CST.

How many hours of sunshine does Woodburn have in December?

The average sunshine duration in December in Woodburn, Iowa, is 4.7h.

How high is the UV index in December in Woodburn?

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health threat 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
Woodburn, IA

Average temperature in December - Woodburn, IA
  • Average high temperature in December: 34.9°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (29.1°F).

  • Average low temperature in December: 22.8°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).

Average pressure in December
Woodburn, IA

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

Average wind speed in December
Woodburn, IA

Average wind speed in December - Woodburn, IA
  • Average wind speed in December: 10.2mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

Average humidity in December
Woodburn, IA

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

The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is October (71%).

Average rainfall in December
Woodburn, IA

Average rainfall in December - Woodburn, IA
  • Average rainfall in December: 0.63"

The wettest month (with the highest rainfall) is June (3.74").
The driest month (with the least rainfall) is December (0.63").

Average rainfall days in December
Woodburn, IA

Average rainfall days in December - Woodburn, IA
  • Average rainfall days in December: 4.9 days

The months with the highest number of rainy days are May and June (16.4 days).
The months with the least rainy days are January and February (3.7 days).

Average snowfall in December
Woodburn, IA

Average snowfall in December - Woodburn, IA
  • Average snowfall in December: 1.22"

The month with the highest snowfall is January (3.66").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Woodburn, IA

Average snowfall days in December - Woodburn, IA
  • Average snowfall days in December: 6.2 days

The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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 18min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in December
Woodburn, IA

Average sunshine days in December - Woodburn, IA
  • Average sunshine days in December: 21 days

The month with the most sunshine days is December (21 days).
The months with the least sunshine days are May and June (11.3 days).

Average UV index in December
Woodburn, IA

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

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

Average cloud cover in December
Woodburn, IA

Average cloud cover in December - Woodburn, IA
  • Average cloud cover in December: 49

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is September (Cloud cover 29).

Average visibility in December
Woodburn, IA

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

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

Woodburn, Iowa, USA

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