January weather forecast
Lake Summerset, IL

Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
°Celsius°Fahrenheit
Share

Contents

Weather in January

January, the same as December, in Lake Summerset, Illinois, is another subzero cold winter month, with an average temperature varying between 24.8°F (-4°C) and 12.7°F (-10.7°C).

Temperature

The coldest time of the year is January, with temperatures averaging a high of 24.8°F (-4°C) and a low of 12.7°F (-10.7°C).

Humidity

The most humid month is January, with an average relative humidity of 88%.

Rainfall

January is the month with the least rainfall in Lake Summerset. Rain falls for 2.4 days and accumulates 0.31" (8mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Lake Summerset. January is the month with the most snowfall. Snow falls for 9.3 days and accumulates 1.22" (31mm) of snow.

Daylight

In January, the average length of the day is 9h and 29min.
On the first day of the month, sunrise is at 7:26 am and sunset at 4:35 pm. On the last day of January, in Lake Summerset, Illinois, sunrise is at 7:12 am and sunset at 5:09 pm CST.

Sunshine

The months with the least sunshine in Lake Summerset are January and February, with an average of 3.5h 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 exposure to the Sun's UV rays for the average person.
Note: The UV index of 1 during January leads to these advisories:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Stay sun-safe with clothing that is both closely woven and worn loosely. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
[Resources]

Frequently asked questions

What time of the year is the coldest in Lake Summerset?

In Lake Summerset, the average lowest temperatures are observed in January, with a high of 24.8°F (-4°C) and a low of 12.7°F (-10.7°C).

How cold is January in Lake Summerset?

The average high-temperature and low-temperature in Lake Summerset, Illinois, during January are 24.8°F (-4°C) and 12.7°F (-10.7°C) respectively.

What is the most humid month in Lake Summerset?

January is the most humid month in Lake Summerset, with an average relative humidity of 88%.

What is the average humidity in January in Lake Summerset?

In January, the average relative humidity in Lake Summerset is 88%.

What is the driest month in Lake Summerset?

January is the month with the least rainfall. Rain falls for 2.4 days and accumulates 0.31" (8mm) of precipitation.

How much does it rain in Lake Summerset in January?

In Lake Summerset, in January, it is raining for 2.4 days, with typically 0.31" (8mm) of accumulated precipitation.

When does it snow the most in Lake Summerset?

The month with the most snowfall is January, when snow falls for 9.3 days and typically aggregates up to 1.22" (31mm) of snow.

How much does it snow in Lake Summerset in January?

In January, in Lake Summerset, Illinois, it is snowing for 9.3 days. Throughout January, 1.22" (31mm) of snow is accumulated.

How many hours of daylight does Lake Summerset have in January?

In Lake Summerset, the average day length in January is 9h and 29min.

When are sunrise and sunset in January in Lake Summerset?

In January, on the first day of the month, sunrise is at 7:26 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 5:09 pm CST.

What is the month with the least sunshine in Lake Summerset?

The months with the least sunshine in Lake Summerset, Illinois, are January and February, with an average of 3.5h of sunshine.

How long on average sun shines in January in Lake Summerset?

In Lake Summerset, Illinois, the average sunshine duration in January is 3.5h.

What is the month with the lowest UV index in Lake Summerset?

The months with the lowest UV index in Lake Summerset, Illinois, are January and December, with an average maximum UV index of 1.

What is the UV index intensity in January in Lake Summerset?

In January, the average daily maximum UV index in Lake Summerset, Illinois, is 1. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
31.5°F -0.3°C
24.8°F -4°C
28.4°F -2°C
Average low temperature
21.4°F -5.9°C
12.7°F -10.7°C
15.6°F -9.1°C
Average pressure
30.09" 764mmHg
30.11" 765mmHg
30.11" 765mmHg
Average wind speed
9.4mph 15.1km/h
9.8mph 15.8km/h
9.8mph 15.8km/h
Average max. wind speed
10.1mph 16.3km/h
10.4mph 16.7km/h
10.5mph 16.9km/h
Average wind speed gusts
14.8mph 23.8km/h
15.7mph 25.3km/h
15.8mph 25.4km/h
Average humidity
83%
88%
87%
Average rainfall
0.35" 9mm
0.31" 8mm
0.35" 9mm
Average rainfall days
3.5
2.4
2.4
Average snowfall
0.35" 9mm
1.22" 31mm
1.18" 30mm
Average snowfall days
7.1
9.3
7.7
Average daylight
9h 1min
9h 3min
10h 4min
Average sunshine
3h 5min
3h 3min
3h 3min
Average sunshine days
22.9
22.5
20.3
Average UV index
1
1
2
Average cloud cover
60%
64%
61%
Average visibility
6mi 9.7km
5mi 8km
6mi 9.7km

Average temperature in January
Lake Summerset, IL

Average temperature in January - Lake Summerset, IL
  • Average high temperature in January: 24.8°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (24.8°F).

  • Average low temperature in January: 12.7°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (12.7°F).

[Resources]

Average pressure in January
Lake Summerset, IL

Average pressure in January - Lake Summerset, IL
  • Average pressure in January: 30.11"Hg

The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

[Resources]

Average wind speed in January
Lake Summerset, IL

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

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

[Resources]

Average humidity in January
Lake Summerset, IL

Average humidity in January - Lake Summerset, IL
  • Average humidity in January: 88%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (76%).

[Resources]

Average rainfall in January
Lake Summerset, IL

Average rainfall in January - Lake Summerset, IL
  • Average rainfall in January: 0.31"

The wettest month (with the highest rainfall) is June (0.98").
The driest month (with the least rainfall) is January (0.31").

[Resources]

Average rainfall days in January
Lake Summerset, IL

Average rainfall days in January - Lake Summerset, IL
  • Average rainfall days in January: 2.4 days

The month with the highest number of rainy days is May (12.8 days).
The months with the least rainy days are January and February (2.4 days).

[Resources]

Average snowfall in January
Lake Summerset, IL

Average snowfall in January - Lake Summerset, IL
  • Average snowfall in January: 1.22"

The month with the highest snowfall is January (1.22").
The months with the least snowfall are May, June, July, August and September (0").

[Resources]

Average snowfall days in January
Lake Summerset, IL

Average snowfall days in January - Lake Summerset, IL
  • Average snowfall days in January: 9.3 days

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

[Resources]

Average daylight in January /
Average sunshine in January
Lake Summerset, IL

Average daylight in January / Average sunshine in January - Lake Summerset, 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 3min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The months with the least sunshine are January and February (Average sunshine: 3h and 30min).

[Resources]

Average sunshine days in January
Lake Summerset, IL

Average sunshine days in January - Lake Summerset, IL
  • Average sunshine days in January: 22.5 days

The months with the most sunshine days are November and December (22.9 days).
The month with the least sunshine days is June (13.4 days).

[Resources]

Average UV index in January
Lake Summerset, IL

Average UV index in January - Lake Summerset, IL
  • Average UV index in January: 1

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

[Resources]

Average cloud cover in January
Lake Summerset, IL

Average cloud cover in January - Lake Summerset, IL
  • Average cloud cover in January: 64

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is September (Cloud cover 34).

[Resources]

Average visibility in January
Lake Summerset, IL

Average visibility in January - Lake Summerset, IL
  • Average visibility in January: 5mi

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

[Resources]

Lake Summerset, Illinois, USA

Weather forecast for today
Weather forecast for tomorrow
10 days weather forecast
Climate data
1January
2February
3March
4April
5May
6June
7July
8August
9September
10October
11November
12December

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location