December weather forecast
Macedonia, IA

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Weather in December

The first month of the winter, December, is also a wintry month in Macedonia, Iowa, with temperature in the range of an average high of 33.8°F (1°C) and an average low of 21.7°F (-5.7°C).

Temperature

With December's arrival, Macedonia's weather changes as the average high-temperature falls from a frosty 47.3°F (8.5°C) in November to an icy 33.8°F (1°C). An average low-temperature of 21.7°F (-5.7°C) is observed during the December nights.

Humidity

The average relative humidity in December is 79%.

Rainfall

In Macedonia, in December, it is raining for 4 days, with typically 0.59" (15mm) of accumulated precipitation. In Macedonia, during the entire year, the rain falls for 105.3 days and collects up to 12.24" (311mm) of precipitation.

Snowfall

Months with snowfall in Macedonia are January through May, October through December. In Macedonia, in December, during 5.4 snowfall days, 0.87" (22mm) of snow is typically accumulated. In Macedonia, during the entire year, snow falls for 28.6 days and aggregates up to 5" (127mm) of snow.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:28 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 5:03 pm CST.

Sunshine

In December, the average sunshine is 4.9h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 2 during December translates into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.

Frequently asked questions

How cold is it in December?

In December, in Macedonia, the average high-temperature is 33.8°F (1°C), and the average low-temperature is 21.7°F (-5.7°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 86°F (30°C).

What is the average humidity in December in Macedonia?

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

How many days does it rain in December?

In December, the rain falls for 4 days. Throughout December, 0.59" (15mm) of precipitation is accumulated.

How much does it snow in December?

In Macedonia, in December, snow falls for 5.4 days, with typically accumulated 0.87" (22mm) of snow.

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.

What is the average length of the day in December?

In Macedonia, the average day length in December is 9h and 16min.

What time are sunrise and sunset in December in Macedonia?

In December, on the first day of the month, sunrise is at 7:28 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 5:03 pm CST.

How long on average sun shines in December?

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

When is the lowest UV index in Macedonia?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the UV index reading in December?

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Macedonia, IA

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

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (28.9°F).

  • Average low temperature in December: 21.7°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 (15.6°F).

Average pressure in December
Macedonia, IA

Average pressure in December - Macedonia, 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 (29.87"Hg).

Average wind speed in December
Macedonia, IA

Average wind speed in December - Macedonia, IA
  • Average wind speed in December: 9.8mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is July (7mph).

Average humidity in December
Macedonia, IA

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

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is October (68%).

Average rainfall in December
Macedonia, IA

Average rainfall in December - Macedonia, IA
  • Average rainfall in December: 0.59"

The wettest month (with the highest rainfall) is June (2.44").
The driest month (with the least rainfall) is February (0.35").

Average rainfall days in December
Macedonia, IA

Average rainfall days in December - Macedonia, IA
  • Average rainfall days in December: 4 days

The month with the highest number of rainy days is June (14.8 days).
The month with the least rainy days is February (2.9 days).

Average snowfall in December
Macedonia, IA

Average snowfall in December - Macedonia, IA
  • Average snowfall in December: 0.87"

The month with the highest snowfall is January (1.34").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Macedonia, IA

Average snowfall days in December - Macedonia, IA
  • Average snowfall days in December: 5.4 days

The month with the highest number of snowfall days is January (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Macedonia, 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 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days in December
Macedonia, IA

Average sunshine days in December - Macedonia, IA
  • Average sunshine days in December: 23.5 days

The month with the most sunshine days is December (23.5 days).
The month with the least sunshine days is June (13.1 days).

Average UV index in December
Macedonia, IA

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

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

Average cloud cover in December
Macedonia, IA

Average cloud cover in December - Macedonia, IA
  • Average cloud cover in December: 46

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 27).

Average visibility in December
Macedonia, IA

Average visibility in December - Macedonia, 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).

Macedonia, Iowa, USA

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