January weather forecast
Ashton, IL

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Weather in January

January, like December, is a freezing cold winter month in Ashton, Illinois, with temperature in the range of an average low of 14.7°F (-9.6°C) and an average high of 27°F (-2.8°C).

Temperature

With its high average temperature of 27°F (-2.8°C) and a low of 14.7°F (-9.6°C), January is regarded as the coldest month.

Humidity

The months with the highest humidity in Ashton are January and July, with an average relative humidity of 85%.

Rainfall

In Ashton, Illinois, during January, the rain falls for 4.4 days and regularly aggregates up to 0.63" (16mm) of precipitation. Throughout the year, in Ashton, there are 124.5 rainfall days, and 14.49" (368mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Ashton. January is the month with the most snowfall in Ashton. Snow falls for 10.3 days and accumulates 2.2" (56mm) of snow.

Daylight

In January, the average length of the day is 9h and 33min.
On the first day of January in Ashton, sunrise is at 7:24 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:10 pm CST.

Sunshine

The month with the least sunshine is January, with an average of 3.6h of sunshine.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 1 in January interprets into the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
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Frequently asked questions

What are the coldest months in Ashton?

Temperature records in Ashton, Illinois, mark January as the coldest month, with highs averaging 27°F (-2.8°C) and lows at 14.7°F (-9.6°C).

How cold is it in Ashton in January?

Ashton in January has an average high-temperature of 27°F (-2.8°C) and an average low-temperature of 14.7°F (-9.6°C).

What is the most humid month in Ashton?

January and July, with an average relative humidity of 85%, are most humid months.

What is the average humidity in January in Ashton?

In Ashton, Illinois, the average relative humidity in January is 85%.

How much does it rain in Ashton in January?

In January, the rain falls for 4.4 days. Throughout January, 0.63" (16mm) of precipitation is accumulated.

What is the snowiest month in Ashton?

January is the month with the most snowfall in Ashton. Snow falls for 10.3 days and accumulates 2.2" (56mm) of snow.

How many days does it snow in January in Ashton?

In Ashton, in January, snow falls for 10.3 days, with typically accumulated 2.2" (56mm) of snow.

What is the average length of the day in January in Ashton?

In Ashton, the average day length in January is 9h and 33min.

When are sunrise and sunset in January in Ashton?

On the first day of January, sunrise is at 7:24 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:10 pm CST.

What is the month with the least sunshine in Ashton?

With an average of 3.6h of sunshine, January has the least sunshine of the year in Ashton, Illinois.

How many hours of sunshine does Ashton have in January?

The average sunshine duration in January is 3.6h.

When is the lowest UV index in Ashton?

January and December, with an average maximum UV index of 1, are months with the lowest UV index.

How high is the UV index in January in Ashton?

The average daily maximum UV index in January in Ashton is 1. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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 January
Ashton, IL

Average temperature in January - Ashton, IL
  • Average high temperature in January: 27°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in January: 14.7°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14.7°F).

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Average pressure in January
Ashton, IL

Average pressure in January - Ashton, IL
  • Average pressure in January: 30.12"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in January
Ashton, IL

Average wind speed in January - Ashton, IL
  • Average wind speed in January: 10mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in January
Ashton, IL

Average humidity in January - Ashton, IL
  • Average humidity in January: 85%

The months with the highest relative humidity are January and July (85%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in January
Ashton, IL

Average rainfall in January - Ashton, IL
  • Average rainfall in January: 0.63"

The wettest month (with the highest rainfall) is June (2.13").
The driest month (with the least rainfall) is February (0.55").

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Average rainfall days in January
Ashton, IL

Average rainfall days in January - Ashton, IL
  • Average rainfall days in January: 4.4 days

The month with the highest number of rainy days is June (16 days).
The month with the least rainy days is February (3.8 days).

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Average snowfall in January
Ashton, IL

Average snowfall in January - Ashton, IL
  • Average snowfall in January: 2.2"

The month with the highest snowfall is January (2.2").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Ashton, IL

Average snowfall days in January - Ashton, IL
  • Average snowfall days in January: 10.3 days

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Ashton, IL

Average daylight in January / Average sunshine in January - Ashton, IL
  • Average daylight in January: 9h and 3min

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 January: 3h and 4min

The month with the most sunshine is June (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in January
Ashton, IL

Average sunshine days in January - Ashton, IL
  • Average sunshine days in January: 17.4 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is June (10.9 days).

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Average UV index in January
Ashton, IL

Average UV index in January - Ashton, IL
  • Average UV index in January: 1

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in January
Ashton, IL

Average cloud cover in January - Ashton, IL
  • Average cloud cover in January: 63

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 34).

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Average visibility in January
Ashton, IL

Average visibility in January - Ashton, IL
  • Average visibility in January: 5mi

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).

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Ashton, Illinois, USA

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