December weather forecast
Loami, IL

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Weather in December

The first month of the winter, December, is still a cold month in Loami, Illinois, with temperature in the range of an average low of 28.4°F (-2°C) and an average high of 38.8°F (3.8°C).

Temperature

Loami's December weather shows a moderate shift in high-temperatures, falling from November's cool 50.2°F (10.1°C) to an icy 38.8°F (3.8°C). In Loami, December nights witness a steady temperature drop to a freezing cold 28.4°F (-2°C).

Humidity

In Loami, the average relative humidity in December is 78%.

Rainfall

December is the month with the least rainfall. Rain falls for 5.5 days and accumulates 0.43" (11mm) of precipitation.

Snowfall

Months with snowfall in Loami are January through April, November and December. In Loami, during December, snow falls for 3.9 days and regularly aggregates up to 0.47" (12mm) of snow. Throughout the year, there are 18.6 snowfall days, and 2.68" (68mm) of snow is accumulated.

Daylight

The month with the shortest days in Loami is December, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 7:01 am and sunset at 4:35 pm. On the last day of December, sunrise is at 7:20 am and sunset at 4:45 pm CST.

Sunshine

In Loami, the average sunshine in December is 4.8h.

UV index

The months with the lowest UV index in Loami are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in Loami in December?

The high-temperature, in December, in Loami, is 38.8°F (3.8°C), while the low-temperature averages to 28.4°F (-2°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is computed to be 87.8°F (31°C).

What is the average humidity in December in Loami?

In December, the average relative humidity is 78%.

What is the driest month in Loami?

The month with the least rainfall in Loami is December, when the rain falls for 5.5 days and typically collects 0.43" (11mm) of precipitation.

How many days does it rain in December in Loami?

In Loami, Illinois, in December, it is raining for 5.5 days, with typically 0.43" (11mm) of accumulated precipitation.

How many days does it snow in December in Loami?

In Loami, Illinois, in December, snow falls for 3.9 days, with typically accumulated 0.47" (12mm) of snow.

What is the month with the shortest days in Loami?

The month with the shortest days in Loami, Illinois, is December, with an average of 9h and 24min of daylight.

How many hours of daylight does Loami have in December?

In December, the average day length in Loami is 9h and 25min.

What time are sunrise and sunset in December in Loami?

On the first day of December in Loami, sunrise is at 7:01 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:45 pm CST.

How long on average sun shines in December in Loami?

In December, the average sunshine duration in Loami is 4.8h.

What are the months with the lowest UV index in Loami?

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

What is the UV index reading in December in Loami?

In Loami, Illinois, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Loami, IL

Average temperature in December - Loami, IL
  • Average high temperature in December: 38.8°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in December: 28.4°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).

Average pressure in December
Loami, IL

Average pressure in December - Loami, IL
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in December
Loami, IL

Average wind speed in December - Loami, IL
  • Average wind speed in December: 9.8mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

Average humidity in December
Loami, IL

Average humidity in December - Loami, IL
  • Average humidity in December: 78%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (70%).

Average rainfall in December
Loami, IL

Average rainfall in December - Loami, IL
  • Average rainfall in December: 0.43"

The wettest month (with the highest rainfall) is June (1.22").
The driest month (with the least rainfall) is December (0.43").

Average rainfall days in December
Loami, IL

Average rainfall days in December - Loami, IL
  • Average rainfall days in December: 5.5 days

The month with the highest number of rainy days is May (12.5 days).
The month with the least rainy days is January (4.4 days).

Average snowfall in December
Loami, IL

Average snowfall in December - Loami, IL
  • Average snowfall in December: 0.47"

The month with the highest snowfall is February (0.91").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Loami, IL

Average snowfall days in December - Loami, IL
  • Average snowfall days in December: 3.9 days

The month with the highest number of snowfall days is January (5.7 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
Loami, IL

Average daylight in December / Average sunshine in December - Loami, IL
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in December
Loami, IL

Average sunshine days in December - Loami, IL
  • Average sunshine days in December: 22.6 days

The month with the most sunshine days is December (22.6 days).
The month with the least sunshine days is June (14 days).

Average UV index in December
Loami, IL

Average UV index in December - Loami, IL
  • 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
Loami, IL

Average cloud cover in December - Loami, IL
  • Average cloud cover in December: 50

The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are June and September (Cloud cover 29).

Average visibility in December
Loami, IL

Average visibility in December - Loami, IL
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).

Loami, Illinois, USA

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