December weather forecast
Barnes City, IA

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Weather in December

December, the first month of the winter in Barnes City, is also an icy month, with an average temperature ranging between min 22.3°F (-5.4°C) and max 33.8°F (1°C).

Temperature

In December, the average high-temperature decreases from a chilly 46.8°F (8.2°C) in November to a cold 33.8°F (1°C). During December, Barnes City observes a consistent average nighttime temperature of 22.3°F (-5.4°C).

Humidity

The average relative humidity in December in Barnes City is 80%.

Rainfall

In Barnes City, during December, the rain falls for 5.5 days and regularly aggregates up to 0.67" (17mm) of precipitation. In Barnes City, during the entire year, the rain falls for 117.7 days and collects up to 15.12" (384mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Barnes City, in December, during 7.5 snowfall days, 0.94" (24mm) of snow is typically accumulated. In Barnes City, during the entire year, snow falls for 34.7 days and aggregates up to 6.54" (166mm) of snow.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year in Barnes City.
On the first day of December in Barnes City, sunrise is at 7:17 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 4:50 pm CST.

Sunshine

In Barnes City, Iowa, the average sunshine in December is 4.6h.

UV index

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In December, the maximum UV index of 2 suggests these recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in Barnes City?

Barnes City in December has an average high-temperature of 33.8°F (1°C) and an average low-temperature of 22.3°F (-5.4°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 86°F (30°C).

What is the average humidity in December in Barnes City?

In Barnes City, the average relative humidity in December is 80%.

How many days does it rain in December in Barnes City?

In December, in Barnes City, Iowa, the rain falls for 5.5 days. Throughout December, 0.67" (17mm) of precipitation is accumulated.

How many days does it snow in December in Barnes City?

In Barnes City, Iowa, during December, snow falls for 7.5 days and regularly aggregates up to 0.94" (24mm) of snow.

What is the month with the shortest days in Barnes City?

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

How many hours of daylight does Barnes City have in December?

The average day length in December in Barnes City, Iowa, is 9h and 14min.

What time are sunrise and sunset in December in Barnes City?

On the first day of December in Barnes City, Iowa, sunrise is at 7:17 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 4:50 pm CST.

How many hours of sunshine does Barnes City have in December?

In Barnes City, the average sunshine duration in December is 4.6h.

What is the UV index reading in December in Barnes City?

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

Average temperature in December - Barnes City, IA
  • Average high temperature in December: 33.8°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (27.3°F).

  • Average low temperature in December: 22.3°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (14.5°F).

Average pressure in December
Barnes City, IA

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in December
Barnes City, IA

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

The windiest months (with the highest average wind speed) are January and April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in December
Barnes City, IA

Average humidity in December - Barnes City, 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 (72%).

Average rainfall in December
Barnes City, IA

Average rainfall in December - Barnes City, IA
  • Average rainfall in December: 0.67"

The wettest month (with the highest rainfall) is June (2.36").
The driest month (with the least rainfall) is February (0.55").

Average rainfall days in December
Barnes City, IA

Average rainfall days in December - Barnes City, IA
  • Average rainfall days in December: 5.5 days

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is February (3.7 days).

Average snowfall in December
Barnes City, IA

Average snowfall in December - Barnes City, IA
  • Average snowfall in December: 0.94"

The month with the highest snowfall is January (1.93").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Barnes City, IA

Average snowfall days in December - Barnes City, IA
  • Average snowfall days in December: 7.5 days

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Barnes City, IA

Average daylight in December / Average sunshine in December - Barnes City, 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 4min

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).

Average sunshine days in December
Barnes City, IA

Average sunshine days in December - Barnes City, IA
  • Average sunshine days in December: 19.5 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.6 days).

Average UV index in December
Barnes City, IA

Average UV index in December - Barnes City, IA
  • Average UV index in December: 2

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

Average cloud cover in December
Barnes City, IA

Average cloud cover in December - Barnes City, IA
  • Average cloud cover in December: 53

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is September (Cloud cover 30).

Average visibility in December
Barnes City, IA

Average visibility in December - Barnes City, 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).

Barnes City, Iowa, USA

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