January weather forecast
Dwight, IL

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Weather in January

January, the same as December, in Dwight, Illinois, is a freezing cold winter month, with an average temperature varying between 18.3°F (-7.6°C) and 29.8°F (-1.2°C).

Temperature

The coldest time of the year is January, with temperatures averaging a high of 29.8°F (-1.2°C) and a low of 18.3°F (-7.6°C).

Humidity

In January, the average relative humidity is 82%.

Rainfall

In Dwight, during January, the rain falls for 4.6 days and regularly aggregates up to 0.71" (18mm) of precipitation. In Dwight, during the entire year, the rain falls for 117.5 days and collects up to 13.74" (349mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In January, in Dwight, it is snowing for 9.9 days. Throughout January, 1.14" (29mm) of snow is accumulated. Throughout the year, in Dwight, there are 31.9 snowfall days, and 5.2" (132mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 37min.
On the first day of January, sunrise is at 7:18 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:08 pm CST.

Sunshine

January has the least sunshine of the year in Dwight, Illinois, with an average of 3.8h of sunshine.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Dwight. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In January, a daily UV index of 1 turns into the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month in Dwight?

In Dwight, the average lowest temperatures are observed in January, with a high of 29.8°F (-1.2°C) and a low of 18.3°F (-7.6°C).

How cold is January in Dwight?

The average high-temperature and low-temperature in Dwight, Illinois, during January are 29.8°F (-1.2°C) and 18.3°F (-7.6°C) respectively.

What is the average humidity in January in Dwight?

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

How many days does it rain in January in Dwight?

In Dwight, in January, during 4.6 rainfall days, 0.71" (18mm) of precipitation is typically accumulated.

How many days does it snow in January in Dwight?

In January, in Dwight, it is snowing for 9.9 days. Throughout January, 1.14" (29mm) of snow is accumulated.

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

In Dwight, the average day length in January is 9h and 37min.

When are sunrise and sunset in January in Dwight?

In January, on the first day of the month, sunrise is at 7:18 am and sunset at 4:35 pm. On the last day of the month, in Dwight, Illinois, sunrise is at 7:05 am and sunset at 5:08 pm CST.

What is the month with the least sunshine in Dwight?

With an average of 3.8h of sunshine, January has the least sunshine of the year.

How long on average sun shines in January in Dwight?

The average sunshine duration in January in Dwight is 3.8h.

What are the months with the lowest UV index in Dwight?

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

What is the UV index reading in January in Dwight?

In January, the average daily maximum UV index in Dwight is 1. 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
Dwight, IL

Average temperature in January - Dwight, IL
  • Average high temperature in January: 29.8°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.8°F).

  • Average low temperature in January: 18.3°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

Average pressure in January
Dwight, IL

Average pressure in January - Dwight, IL
  • Average pressure in January: 30.13"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in January
Dwight, IL

Average wind speed in January - Dwight, IL
  • Average wind speed in January: 10.3mph

The windiest months (with the highest average wind speed) are January and April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

Average humidity in January
Dwight, IL

Average humidity in January - Dwight, IL
  • Average humidity in January: 82%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).

Average rainfall in January
Dwight, IL

Average rainfall in January - Dwight, IL
  • Average rainfall in January: 0.71"

The wettest month (with the highest rainfall) is May (2.09").
The driest months (with the least rainfall) are February and November (0.63").

Average rainfall days in January
Dwight, IL

Average rainfall days in January - Dwight, IL
  • Average rainfall days in January: 4.6 days

The months with the highest number of rainy days are May and July (14.8 days).
The month with the least rainy days is February (3.7 days).

Average snowfall in January
Dwight, IL

Average snowfall in January - Dwight, IL
  • Average snowfall in January: 1.14"

The month with the highest snowfall is February (1.26").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Dwight, IL

Average snowfall days in January - Dwight, IL
  • Average snowfall days in January: 9.9 days

The month with the highest number of snowfall days is January (9.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in January: 3h and 5min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in January
Dwight, IL

Average sunshine days in January - Dwight, IL
  • Average sunshine days in January: 18.6 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is July (11.8 days).

Average UV index in January
Dwight, IL

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

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

Average cloud cover in January
Dwight, IL

Average cloud cover in January - Dwight, IL
  • Average cloud cover in January: 60

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 34).

Average visibility in January
Dwight, IL

Average visibility in January - Dwight, IL
  • Average visibility in January: 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).

Dwight, Illinois, USA

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