January weather forecast
Freeport, IL

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Weather in January

January marks the beginning of the year with a characteristically snowy ambiance in Freeport, Illinois. It is distinguished by being one of the coldest months with a chilly scenario of 2.99" (76mm) of snowfall occurring over 11.3 days. Residents typically experience a frosty winter atmosphere, urging them to bundle up with heavy garments. Outdoor activities mostly include snow-related enumeration - skiing, sledding or ice fishing. With limited hours of daylight coupled with cloudy skies, the wintry mood is further accentuated.

Temperature

January, with average temperatures reaching a high of 25.2°F (-3.8°C) and a low of 13.1°F (-10.5°C), is the coldest month in Freeport.

Humidity

With an average relative humidity of 87%, January is the most humid month in Freeport.

Rainfall

In Freeport, Illinois, in January, it is raining for 4.9 days, with typically 0.91" (23mm) of accumulated precipitation. Throughout the year, in Freeport, there are 138 rainfall days, and 19.69" (500mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. January is the month with the most snowfall. Snow falls for 11.3 days and accumulates 2.99" (76mm) of snow.

Daylight

In Freeport, the average length of the day in January is 9h and 31min.
On the first day of the month, sunrise is at 7:27 am and sunset at 4:36 pm. On the last day of January, sunrise is at 7:12 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

The months with the lowest UV index are January and December, with an average maximum UV index of 1. 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: In January, a daily UV index of 1 turns into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What are the coldest months in Freeport?

January, characterized by an average high temperature of 25.2°F (-3.8°C) and a low temperature of 13.1°F (-10.5°C), is generally the coldest month.

How cold is it in Freeport in January?

An average high-temperature, in January, in Freeport, is 25.2°F (-3.8°C) and the average low-temperature is 13.1°F (-10.5°C).

What is the most humid month in Freeport?

The most humid month in Freeport is January, with an average relative humidity of 87%.

What is the average humidity in January in Freeport?

The average relative humidity in January in Freeport is 87%.

How many days does it rain in January in Freeport?

In Freeport, in January, it is raining for 4.9 days, with typically 0.91" (23mm) of accumulated precipitation.

What is the snowiest month in Freeport?

January is the month with the most snowfall in Freeport. Snow falls for 11.3 days and accumulates 2.99" (76mm) of snow.

How much does it snow in Freeport in January?

In Freeport, Illinois, during January, snow falls for 11.3 days and regularly aggregates up to 2.99" (76mm) of snow.

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

The average day length in January in Freeport, Illinois, is 9h and 31min.

What time are sunrise and sunset in January in Freeport?

On the first day of January in Freeport, Illinois, sunrise is at 7:27 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 5:10 pm CST.

What is the month with the least sunshine in Freeport?

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

How many hours of sunshine does Freeport have in January?

In Freeport, the average sunshine duration in January is 3.6h.

What is the month with the lowest UV index in Freeport?

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

What is the UV index reading in January in Freeport?

In Freeport, the average daily maximum UV index in January is 1. A UV Index reading of 2, and below, represents a low health threat from exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
32°F 0°C
25.2°F -3.8°C
29.5°F -1.4°C
Average low temperature
21.6°F -5.8°C
13.1°F -10.5°C
16.7°F -8.5°C
Average pressure
30.1" 765mmHg
30.12" 765mmHg
30.11" 765mmHg
Average wind speed
9.4mph 15.1km/h
9.8mph 15.8km/h
9.9mph 15.9km/h
Average max. wind speed
10.1mph 16.3km/h
10.5mph 16.9km/h
10.6mph 17.1km/h
Average wind speed gusts
15mph 24.1km/h
15.8mph 25.4km/h
16mph 25.7km/h
Average humidity
83%
87%
86%
Average rainfall
0.83" 21mm
0.91" 23mm
0.87" 22mm
Average rainfall days
6.8
4.9
5
Average snowfall
1.34" 34mm
2.99" 76mm
2.32" 59mm
Average snowfall days
8.2
11.3
10.7
Average daylight
9h 1min
9h 3min
10h 4min
Average sunshine
4h 0min
3h 4min
3h 5min
Average sunshine days
16.7
16.3
14.1
Average UV index
1
1
2
Average cloud cover
59%
63%
60%
Average visibility
6mi 9.7km
5mi 8km
5mi 8km

Average temperature in January
Freeport, IL

Average temperature in January - Freeport, IL
  • Average high temperature in January: 25.2°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in January: 13.1°F

The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).

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Average pressure in January
Freeport, IL

Average pressure in January - Freeport, 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
Freeport, IL

Average wind speed in January - Freeport, IL
  • Average wind speed in January: 9.8mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in January
Freeport, IL

Average humidity in January - Freeport, IL
  • Average humidity in January: 87%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in January
Freeport, IL

Average rainfall in January - Freeport, IL
  • Average rainfall in January: 0.91"

The wettest month (with the highest rainfall) is June (2.87").
The driest month (with the least rainfall) is December (0.83").

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Average rainfall days in January
Freeport, IL

Average rainfall days in January - Freeport, IL
  • Average rainfall days in January: 4.9 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (4.9 days).

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Average snowfall in January
Freeport, IL

Average snowfall in January - Freeport, IL
  • Average snowfall in January: 2.99"

The month with the highest snowfall is January (2.99").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Freeport, IL

Average snowfall days in January - Freeport, IL
  • Average snowfall days in January: 11.3 days

The month with the highest number of snowfall days is January (11.3 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
Freeport, IL

Average daylight in January / Average sunshine in January - Freeport, 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 6min).

  • Average sunshine in January: 3h and 4min

The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in January
Freeport, IL

Average sunshine days in January - Freeport, IL
  • Average sunshine days in January: 16.3 days

The month with the most sunshine days is November (17.7 days).
The month with the least sunshine days is June (10.5 days).

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Average UV index in January
Freeport, IL

Average UV index in January - Freeport, 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
Freeport, IL

Average cloud cover in January - Freeport, 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 32).

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Average visibility in January
Freeport, IL

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

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

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Freeport, Illinois, USA

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