December weather forecast
Easton, IL

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Weather in December

The first month of the winter, December, is still a cold month in Easton, Illinois, with an average temperature varying between 27.1°F (-2.7°C) and 38.3°F (3.5°C).

Temperature

Easton's weather in December involves a decrease in the average high-temperature, moving down from November's frosty 49.6°F (9.8°C) to a wintry 38.3°F (3.5°C). Easton reports an average low-temperature of 27.1°F (-2.7°C) during the nights of December.

Humidity

The average relative humidity in December in Easton is 78%.

Rainfall

December is the month with the least rainfall. Rain falls for 8.1 days and accumulates 1.46" (37mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In Easton, in December, snow falls for 6 days, with typically accumulated 1.65" (42mm) of snow. In Easton, Illinois, during the entire year, snow falls for 31.9 days and aggregates up to 11.06" (281mm) of snow.

Daylight

December has the shortest days of the year in Easton, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 7:03 am and sunset at 4:34 pm. On the last day of December, sunrise is at 7:21 am and sunset at 4:43 pm CST.

Sunshine

In Easton, the average sunshine in December is 4.6h.

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 reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 2 during December leads to these instructions:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

How cold is December in Easton?

During December, Easton experiences an average high-temperature of 38.3°F (3.5°C) and a low-temperature of 27.1°F (-2.7°C). The average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in August is appraised at 87.8°F (31°C).

What is the average humidity in December in Easton?

The average relative humidity in December is 78%.

What is the driest month in Easton?

The month with the least rainfall in Easton is December, when the rain falls for 8.1 days and typically collects 1.46" (37mm) of precipitation.

How many days does it rain in December in Easton?

In Easton, in December, during 8.1 rainfall days, 1.46" (37mm) of precipitation is typically accumulated.

How many days does it snow in December in Easton?

In Easton, in December, snow falls for 6 days, with typically accumulated 1.65" (42mm) of snow.

What is the month with the shortest days in Easton?

With an average of 9h and 24min of daylight, December has the shortest days of the year in Easton.

What is the average length of the day in December in Easton?

In Easton, the average day length in December is 9h and 22min.

When is the sunrise / sunset in December in Easton?

On the first day of December, sunrise is at 7:03 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:43 pm CST.

How many hours of sunshine does Easton have in December?

In Easton, Illinois, the average sunshine duration in December is 4.6h.

When is the lowest UV index in Easton?

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

What is the UV index intensity in December in Easton?

The average daily maximum UV index in December in Easton is 2. A UV Index reading of 2, and below, represents a low health threat 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
Easton, IL

Average temperature in December - Easton, IL
  • Average high temperature in December: 38.3°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (32°F).

  • Average low temperature in December: 27.1°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 (19.9°F).

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Average pressure in December
Easton, IL

Average pressure in December - Easton, IL
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in December
Easton, IL

Average wind speed in December - Easton, IL
  • Average wind speed in December: 9.7mph

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

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Average humidity in December
Easton, IL

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

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in December
Easton, IL

Average rainfall in December - Easton, IL
  • Average rainfall in December: 1.46"

The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is December (1.46").

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Average rainfall days in December
Easton, IL

Average rainfall days in December - Easton, IL
  • Average rainfall days in December: 8.1 days

The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is February (6.2 days).

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Average snowfall in December
Easton, IL

Average snowfall in December - Easton, IL
  • Average snowfall in December: 1.65"

The month with the highest snowfall is January (3.98").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Easton, IL

Average snowfall days in December - Easton, IL
  • Average snowfall days in December: 6 days

The month with the highest number of snowfall days is January (10.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Easton, IL

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in December
Easton, IL

Average sunshine days in December - Easton, IL
  • Average sunshine days in December: 18 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.5 days).

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Average UV index in December
Easton, IL

Average UV index in December - Easton, 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).

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Average cloud cover in December
Easton, IL

Average cloud cover in December - Easton, IL
  • Average cloud cover in December: 51

The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are August and September (Cloud cover 29).

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Average visibility in December
Easton, IL

Average visibility in December - Easton, 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).

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Easton, Illinois, USA

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