December weather forecast
Beaver, IA

Share

Weather in December

The first month of the winter, December, is also a wintry month in Beaver, Iowa, with an average temperature fluctuating between 21°F (-6.1°C) and 32°F (0°C).

Temperature

The onset of December results in a decrease in the average high-temperature, receding from a frosty 45.5°F (7.5°C) in November to a wintry 32°F (0°C). The temperature dips to an average of 21°F (-6.1°C) during December nights.

Humidity

The average relative humidity in December in Beaver is 80%.

Rainfall

In Beaver, during December, the rain falls for 4.8 days and regularly aggregates up to 1.3" (33mm) of precipitation. In Beaver, during the entire year, the rain falls for 126.1 days and collects up to 26.85" (682mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Beaver, in December, during 8 snowfall days, 2.32" (59mm) of snow is typically accumulated. Throughout the year, there are 37.8 snowfall days, and 15.39" (391mm) of snow is accumulated.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:25 am and sunset at 4:45 pm. On the last day of December, sunrise is at 7:44 am and sunset at 4:55 pm CST.

Sunshine

In December, the average sunshine is 4.6h.

UV index

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: An average UV index of 2 in December transforms into this advice:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.

Frequently asked questions

How cold is it in December?

The average high-temperature and low-temperature during December are 32°F (0°C) and 21°F (-6.1°C) respectively. In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 87.8°F (31°C).

What is the average humidity in December?

The average relative humidity in December is 80%.

How many days does it rain in December?

In Beaver, in December, it is raining for 4.8 days, with typically 1.3" (33mm) of accumulated precipitation.

How much does it snow in December?

In December, in Beaver, it is snowing for 8 days. Throughout December, 2.32" (59mm) of snow is accumulated.

What is the month with the shortest days?

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

What is the average length of the day in December?

In December, the average day length is 9h and 11min.

When are sunrise and sunset in December in Beaver?

On the first day of December, sunrise is at 7:25 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 4:55 pm CST.

How many hours of sunshine does Beaver have in December?

In December, the average sunshine duration is 4.6h.

When is the lowest UV index in Beaver?

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

What is the UV index intensity in December?

In Beaver, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Beaver, IA

Average temperature in December - Beaver, IA
  • Average high temperature in December: 32°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (26.8°F).

  • Average low temperature in December: 21°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

Average pressure in December
Beaver, IA

Average pressure in December - Beaver, 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 (29.88"Hg).

Average wind speed in December
Beaver, IA

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

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is July (7mph).

Average humidity in December
Beaver, IA

Average humidity in December - Beaver, IA
  • Average humidity in December: 80%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (69%).

Average rainfall in December
Beaver, IA

Average rainfall in December - Beaver, IA
  • Average rainfall in December: 1.3"

The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is January (0.91").

Average rainfall days in December
Beaver, IA

Average rainfall days in December - Beaver, IA
  • Average rainfall days in December: 4.8 days

The month with the highest number of rainy days is June (16.7 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in December
Beaver, IA

Average snowfall in December - Beaver, IA
  • Average snowfall in December: 2.32"

The month with the highest snowfall is January (4.29").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Beaver, IA

Average snowfall days in December - Beaver, IA
  • Average snowfall days in December: 8 days

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Beaver, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in December
Beaver, IA

Average sunshine days in December - Beaver, IA
  • Average sunshine days in December: 18.1 days

The month with the most sunshine days is October (19 days).
The month with the least sunshine days is June (11.8 days).

Average UV index in December
Beaver, IA

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

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

Average cloud cover in December
Beaver, IA

Average cloud cover in December - Beaver, IA
  • Average cloud cover in December: 52

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and September (Cloud cover 31).

Average visibility in December
Beaver, IA

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

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

Beaver, Iowa, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location