December weather forecast
Long Point, IA

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Weather in December

The first month of the winter, December, is also a wintry month in Long Point, Iowa, with an average temperature fluctuating between 21.4°F (-5.9°C) and 32.5°F (0.3°C).

Temperature

Long Point's weather in December involves a decrease in the average high-temperature, moving down from November's chilly 45.1°F (7.3°C) to a cold 32.5°F (0.3°C). In December, Long Point records an average nighttime temperature of 21.4°F (-5.9°C).

Humidity

The average relative humidity in December is 81%.

Rainfall

In Long Point, in December, it is raining for 5.9 days, with typically 1.22" (31mm) of accumulated precipitation. Throughout the year, there are 133.1 rainfall days, and 27.76" (705mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Long Point are January through May, October through December. In Long Point, in December, snow falls for 8.1 days, with typically accumulated 2.24" (57mm) of snow. Throughout the year, there are 38.6 snowfall days, and 14.29" (363mm) of snow is accumulated.

Daylight

The month with the shortest days in Long Point is December, with an average of 9h and 12min of daylight.
On the first day of December, sunrise is at 7:18 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 4:48 pm CST.

Sunshine

In December, the average sunshine is 4.3h.

UV index

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Long Point. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 2 in December translates into this advice:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in Long Point in December?

The average high-temperature, in December, in Long Point, is 32.5°F (0.3°C), while the average low-temperature is 21.4°F (-5.9°C). The average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, in July is calculated to be 86°F (30°C).

What is the average humidity in December in Long Point?

In December, the average relative humidity in Long Point, Iowa, is 81%.

How much does it rain in Long Point in December?

In December, in Long Point, Iowa, the rain falls for 5.9 days. Throughout December, 1.22" (31mm) of precipitation is accumulated.

How much does it snow in Long Point in December?

In December, in Long Point, it is snowing for 8.1 days. Throughout December, 2.24" (57mm) of snow is accumulated.

What is the month with the shortest days in Long Point?

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

What is the average length of the day in December in Long Point?

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

What time are sunrise and sunset in December in Long Point?

On the first day of December in Long Point, sunrise is at 7:18 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 4:48 pm CST.

How long on average sun shines in December in Long Point?

The average sunshine duration in December is 4.3h.

What are the months with the lowest UV index in Long Point?

The months with the lowest UV index in Long Point, Iowa, are January, February, October through December, with an average maximum UV index of 2.

What is the UV index reading in December in Long Point?

In December, the average daily maximum UV index in Long Point, Iowa, is 2. A UV Index value of 2, and less, symbolizes a low health risk 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
Long Point, IA

Average temperature in December - Long Point, IA
  • Average high temperature in December: 32.5°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (26.1°F).

  • Average low temperature in December: 21.4°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
Long Point, IA

Average pressure in December - Long Point, 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
Long Point, IA

Average wind speed in December - Long Point, IA
  • Average wind speed in December: 10.3mph

The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

Average humidity in December
Long Point, IA

Average humidity in December - Long Point, IA
  • Average humidity in December: 81%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (72%).

Average rainfall in December
Long Point, IA

Average rainfall in December - Long Point, IA
  • Average rainfall in December: 1.22"

The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is January (0.98").

Average rainfall days in December
Long Point, IA

Average rainfall days in December - Long Point, IA
  • Average rainfall days in December: 5.9 days

The month with the highest number of rainy days is June (17.4 days).
The month with the least rainy days is February (4.1 days).

Average snowfall in December
Long Point, IA

Average snowfall in December - Long Point, IA
  • Average snowfall in December: 2.24"

The month with the highest snowfall is January (4.21").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Long Point, IA

Average snowfall days in December - Long Point, IA
  • Average snowfall days in December: 8.1 days

The month with the highest number of snowfall days is January (10.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Long Point, IA

Average daylight in December / Average sunshine in December - Long Point, 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 2min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in December
Long Point, IA

Average sunshine days in December - Long Point, IA
  • Average sunshine days in December: 18.4 days

The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is June (10.9 days).

Average UV index in December
Long Point, IA

Average UV index in December - Long Point, 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
Long Point, IA

Average cloud cover in December - Long Point, IA
  • Average cloud cover in December: 55

The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are August and September (Cloud cover 32).

Average visibility in December
Long Point, IA

Average visibility in December - Long Point, 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).

Long Point, Iowa, USA

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