January weather forecast
Palos Heights, IL

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Weather in January

January, like December, is another subzero cold winter month in Palos Heights, Illinois, with an average temperature ranging between max 29.5°F (-1.4°C) and min 18.9°F (-7.3°C).

Temperature

Palos Heights's coldest month, January, registers temperatures that range from a high of 29.5°F (-1.4°C) to a low of 18.9°F (-7.3°C).

Humidity

January and February, with an average relative humidity of 82%, are the most humid months in Palos Heights.

Rainfall

In Palos Heights, Illinois, during January, the rain falls for 6.2 days and regularly aggregates up to 1.18" (30mm) of precipitation. In Palos Heights, during the entire year, the rain falls for 147.7 days and collects up to 23.62" (600mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Palos Heights. In January, it is snowing for 11.8 days. Throughout January, 2.72" (69mm) of snow is accumulated. Throughout the year, there are 42.4 snowfall days, and 11.61" (295mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 34min.
On the first day of the month, sunrise is at 7:18 am and sunset at 4:31 pm. On the last day of January, in Palos Heights, sunrise is at 7:04 am and sunset at 5:04 pm CST.

Sunshine

With an average of 3.7h of sunshine, January has the least sunshine of the year.

UV index

In Palos Heights, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index, 2 in January, converts into the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

What part of the year is the coldest in Palos Heights?

In Palos Heights, January registers the lowest temperatures, averaging 29.5°F (-1.4°C) at the peak and 18.9°F (-7.3°C) at the lowest.

How cold is January in Palos Heights?

The average high-temperature and low-temperature during January are 29.5°F (-1.4°C) and 18.9°F (-7.3°C) respectively.

What are the most humid months in Palos Heights?

January and February, with an average relative humidity of 82%, are most humid months in Palos Heights.

What is the average humidity in January in Palos Heights?

In Palos Heights, Illinois, the average relative humidity in January is 82%.

How many days does it rain in January in Palos Heights?

In Palos Heights, during January, the rain falls for 6.2 days and regularly aggregates up to 1.18" (30mm) of precipitation.

How much does it snow in Palos Heights in January?

In Palos Heights, Illinois, during January, snow falls for 11.8 days and regularly aggregates up to 2.72" (69mm) of snow.

How many hours of daylight does Palos Heights have in January?

In Palos Heights, the average day length in January is 9h and 34min.

When are sunrise and sunset in January in Palos Heights?

In January, on the first day of the month, sunrise is at 7:18 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 5:04 pm CST.

What is the month with the least sunshine in Palos Heights?

January has the least sunshine of the year in Palos Heights, Illinois, with an average of 3.7h of sunshine.

How many hours of sunshine does Palos Heights have in January?

The average sunshine duration in January in Palos Heights is 3.7h.

What is the UV index intensity in January in Palos Heights?

In January, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents 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 January
Palos Heights, IL

Average temperature in January - Palos Heights, IL
  • Average high temperature in January: 29.5°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (29.5°F).

  • Average low temperature in January: 18.9°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 (18.9°F).

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Average pressure in January
Palos Heights, IL

Average pressure in January - Palos Heights, IL
  • Average pressure in January: 30.11"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in January
Palos Heights, IL

Average wind speed in January - Palos Heights, IL
  • Average wind speed in January: 10.6mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in January
Palos Heights, IL

Average humidity in January - Palos Heights, IL
  • Average humidity in January: 82%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in January
Palos Heights, IL

Average rainfall in January - Palos Heights, IL
  • Average rainfall in January: 1.18"

The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is December (1.02").

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Average rainfall days in January
Palos Heights, IL

Average rainfall days in January - Palos Heights, IL
  • Average rainfall days in January: 6.2 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is February (4.9 days).

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Average snowfall in January
Palos Heights, IL

Average snowfall in January - Palos Heights, IL
  • Average snowfall in January: 2.72"

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

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Average snowfall days in January
Palos Heights, IL

Average snowfall days in January - Palos Heights, IL
  • Average snowfall days in January: 11.8 days

The month with the highest number of snowfall days is January (11.8 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
Palos Heights, IL

Average daylight in January / Average sunshine in January - Palos Heights, IL
  • Average daylight in January: 9h and 4min

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 August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in January
Palos Heights, IL

Average sunshine days in January - Palos Heights, IL
  • Average sunshine days in January: 13.9 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (9.8 days).

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Average UV index in January
Palos Heights, IL

Average UV index in January - Palos Heights, IL
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in January
Palos Heights, IL

Average cloud cover in January - Palos Heights, IL
  • Average cloud cover in January: 60

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in January
Palos Heights, IL

Average visibility in January - Palos Heights, IL
  • Average visibility in January: 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).

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Palos Heights, Illinois, USA

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