December weather forecast
Stringtown, IA

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Weather in December

The first month of the winter, December, is also a wintry month in Stringtown, Iowa, with temperature in the range of an average high of 34.3°F (1.3°C) and an average low of 22.1°F (-5.5°C).

Temperature

Stringtown's December weather shows a moderate shift in high-temperatures, falling from November's chilly 47.5°F (8.6°C) to a wintry 34.3°F (1.3°C). Throughout the month of December, Stringtown witnesses an average low-temperature of 22.1°F (-5.5°C).

Humidity

In December, the average relative humidity is 79%.

Rainfall

In Stringtown, in December, during 4.7 rainfall days, 0.63" (16mm) of precipitation is typically accumulated. Throughout the year, there are 115.1 rainfall days, and 19.21" (488mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Stringtown, during December, snow falls for 5.3 days and regularly aggregates up to 1.22" (31mm) of snow. Throughout the year, there are 27.6 snowfall days, and 8.15" (207mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:24 am and sunset at 4:50 pm. On the last day of December, sunrise is at 7:42 am and sunset at 5:00 pm CST.

Sunshine

In December, the average sunshine is 4.9h.

UV index

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 2 during December leads to these advisories:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.

Frequently asked questions

How cold is December?

In Stringtown, in December, the average high-temperature is 34.3°F (1.3°C), and the average low-temperature is 22.1°F (-5.5°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is appraised at 86°F (30°C).

What is the average humidity in December?

The average relative humidity in December is 79%.

How many days does it rain in December?

In December, the rain falls for 4.7 days. Throughout December, 0.63" (16mm) of precipitation is accumulated.

How many days does it snow in December in Stringtown?

In Stringtown, Iowa, in December, during 5.3 snowfall days, 1.22" (31mm) of snow is typically accumulated.

What is the month with the shortest days?

With an average of 9h and 18min of daylight, December has the shortest days of the year.

How many hours of daylight does Stringtown have in December?

The average day length in December in Stringtown is 9h and 17min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:24 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:00 pm CST.

How many hours of sunshine does Stringtown have in December?

In Stringtown, the average sunshine duration in December is 4.9h.

What is the UV index reading in December?

In Stringtown, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe 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
Stringtown, IA

Average temperature in December - Stringtown, IA
  • Average high temperature in December: 34.3°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 (29.3°F).

  • Average low temperature in December: 22.1°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (16°F).

Average pressure in December
Stringtown, IA

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

Average wind speed in December
Stringtown, IA

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

The windiest months (with the highest average wind speed) are March and April (10.5mph).
The calmest month (with the lowest average wind speed) is July (7mph).

Average humidity in December
Stringtown, IA

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

The months with the highest relative humidity are January and June (81%).
The month with the lowest relative humidity is October (70%).

Average rainfall in December
Stringtown, IA

Average rainfall in December - Stringtown, 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 February (0.51").

Average rainfall days in December
Stringtown, IA

Average rainfall days in December - Stringtown, IA
  • Average rainfall days in December: 4.7 days

The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is February (3 days).

Average snowfall in December
Stringtown, IA

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

The month with the highest snowfall is January (2.28").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Stringtown, IA

Average snowfall days in December - Stringtown, IA
  • Average snowfall days in December: 5.3 days

The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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 24min).

Average sunshine days in December
Stringtown, IA

Average sunshine days in December - Stringtown, IA
  • Average sunshine days in December: 21.9 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is May (12 days).

Average UV index in December
Stringtown, IA

Average UV index in December - Stringtown, 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
Stringtown, IA

Average cloud cover in December - Stringtown, IA
  • Average cloud cover in December: 47

The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are July and September (Cloud cover 29).

Average visibility in December
Stringtown, IA

Average visibility in December - Stringtown, 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).

Stringtown, Iowa, USA

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