December weather forecast
McPaul, IA

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Weather in December

The first month of the winter, December, is still a cold month in McPaul, Iowa, with temperature in the range of an average high of 36.5°F (2.5°C) and an average low of 23.5°F (-4.7°C).

Temperature

December's onset brings a slight change in high-temperatures, falling from a frosty 49.8°F (9.9°C) in November to a wintry 36.5°F (2.5°C). During December, McPaul sees a mean low-temperature of 23.5°F (-4.7°C).

Humidity

In December, the average relative humidity is 75%.

Rainfall

In McPaul, in December, it is raining for 5.6 days, with typically 1.46" (37mm) of accumulated precipitation. Throughout the year, there are 125.7 rainfall days, and 26.73" (679mm) of precipitation is accumulated.

Snowfall

Months with snowfall in McPaul are January through April, October through December. In December, it is snowing for 5.1 days. Throughout December, 1.14" (29mm) of snow is accumulated. Throughout the year, in McPaul, there are 27 snowfall days, and 10.35" (263mm) of snow is accumulated.

Daylight

The month with the shortest days in McPaul is December, with an average of 9h and 18min of daylight.
On the first day of December in McPaul, sunrise is at 7:28 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 5:05 pm CST.

Sunshine

The average sunshine in December in McPaul is 5.2h.

UV index

January, February, November and 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 rays for the average person.
Note: A daily high UV index of 2 in December leads to these guidelines:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in McPaul?

The average high-temperature, in December, in McPaul, is 36.5°F (2.5°C), while the average low-temperature is 23.5°F (-4.7°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 91.4°F (33°C).

What is the average humidity in December in McPaul?

The average relative humidity in December in McPaul, Iowa, is 75%.

How many days does it rain in December in McPaul?

In McPaul, Iowa, during December, the rain falls for 5.6 days and regularly aggregates up to 1.46" (37mm) of precipitation.

How much does it snow in McPaul in December?

In McPaul, Iowa, during December, snow falls for 5.1 days and regularly aggregates up to 1.14" (29mm) of snow.

What is the month with the shortest days in McPaul?

December has the shortest days of the year in McPaul, Iowa, with an average of 9h and 18min of daylight.

How many hours of daylight does McPaul have in December?

In McPaul, Iowa, the average day length in December is 9h and 18min.

When are sunrise and sunset in December in McPaul?

On the first day of December in McPaul, sunrise is at 7:28 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 5:05 pm CST.

How long on average sun shines in December in McPaul?

In December, the average sunshine duration in McPaul is 5.2h.

What is the month with the lowest UV index in McPaul?

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

What is the UV index intensity in December in McPaul?

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

Average temperature in December - McPaul, IA
  • Average high temperature in December: 36.5°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (32°F).

  • Average low temperature in December: 23.5°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).

Average pressure in December
McPaul, IA

Average pressure in December - McPaul, IA
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in December
McPaul, IA

Average wind speed in December - McPaul, IA
  • Average wind speed in December: 9.6mph

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

Average humidity in December
McPaul, IA

Average humidity in December - McPaul, IA
  • Average humidity in December: 75%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is October (66%).

Average rainfall in December
McPaul, IA

Average rainfall in December - McPaul, IA
  • Average rainfall in December: 1.46"

The wettest month (with the highest rainfall) is June (4.29").
The driest month (with the least rainfall) is February (0.67").

Average rainfall days in December
McPaul, IA

Average rainfall days in December - McPaul, IA
  • Average rainfall days in December: 5.6 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is February (3.6 days).

Average snowfall in December
McPaul, IA

Average snowfall in December - McPaul, IA
  • Average snowfall in December: 1.14"

The month with the highest snowfall is January (3.07").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
McPaul, IA

Average snowfall days in December - McPaul, IA
  • Average snowfall days in December: 5.1 days

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - McPaul, 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: 5h and 1min

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 54min).

Average sunshine days in December
McPaul, IA

Average sunshine days in December - McPaul, IA
  • Average sunshine days in December: 20.2 days

The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is June (11.7 days).

Average UV index in December
McPaul, IA

Average UV index in December - McPaul, 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
McPaul, IA

Average cloud cover in December - McPaul, IA
  • Average cloud cover in December: 42

The month with the most cloud cover is January (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in December
McPaul, IA

Average visibility in December - McPaul, 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).

McPaul, Iowa, USA

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