January weather forecast
Adrian, IL

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Weather in January

January, like December, is another subzero cold winter month in Adrian, Illinois, with an average temperature ranging between min 19.2°F (-7.1°C) and max 31.3°F (-0.4°C).

Temperature

In Adrian, January is the month with the lowest recorded average temperatures, measuring a high of 31.3°F (-0.4°C) and a low of 19.2°F (-7.1°C).

Humidity

The average relative humidity in January in Adrian is 80%.

Rainfall

The month with the least rainfall in Adrian is January, when the rain falls for 4.8 days and typically collects 0.79" (20mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Adrian. January is the month with the most snowfall. Snow falls for 8.2 days and accumulates 2.48" (63mm) of snow.

Daylight

In January, the average length of the day is 9h and 40min.
On the first day of the month, sunrise is at 7:27 am and sunset at 4:48 pm. On the last day of January, in Adrian, sunrise is at 7:15 am and sunset at 5:20 pm CST.

Sunshine

With an average of 4.2h of sunshine, January has the least sunshine of the year in Adrian.

UV index

The month with the lowest UV index is January, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 1 during January leads to these instructions:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
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 Adrian?

In Adrian, Illinois, the average lowest temperatures are observed in January, with a high of 31.3°F (-0.4°C) and a low of 19.2°F (-7.1°C).

How cold is it in Adrian in January?

Adrian in January has an average high-temperature of 31.3°F (-0.4°C) and an average low-temperature of 19.2°F (-7.1°C).

What is the average humidity in January in Adrian?

In Adrian, the average relative humidity in January is 80%.

What is the driest month in Adrian?

January is the month with the least rainfall in Adrian, Illinois. Rain falls for 4.8 days and accumulates 0.79" (20mm) of precipitation.

How many days does it rain in January in Adrian?

In Adrian, in January, it is raining for 4.8 days, with typically 0.79" (20mm) of accumulated precipitation.

When does it snow the most in Adrian?

The month with the most snowfall is January, when snow falls for 8.2 days and typically aggregates up to 2.48" (63mm) of snow.

How much does it snow in Adrian in January?

In January, in Adrian, it is snowing for 8.2 days. Throughout January, 2.48" (63mm) of snow is accumulated.

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

In Adrian, the average day length in January is 9h and 40min.

When is the sunrise / sunset in January in Adrian?

On the first day of January in Adrian, Illinois, sunrise is at 7:27 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:20 pm CST.

What is the month with the least sunshine in Adrian?

The month with the least sunshine in Adrian is January, with an average of 4.2h of sunshine.

How long on average sun shines in January in Adrian?

The average sunshine duration in January in Adrian, Illinois, is 4.2h.

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

The month with the lowest UV index in Adrian, Illinois, is January, with an average maximum UV index of 1.

What is the UV index reading in January in Adrian?

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

Average temperature in January - Adrian, IL
  • Average high temperature in January: 31.3°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in January: 19.2°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).

Average pressure in January
Adrian, IL

Average pressure in January - Adrian, IL
  • Average pressure in January: 30.15"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in January
Adrian, IL

Average wind speed in January - Adrian, IL
  • Average wind speed in January: 10.5mph

The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity in January
Adrian, IL

Average humidity in January - Adrian, IL
  • Average humidity in January: 80%

The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (70%).

Average rainfall in January
Adrian, IL

Average rainfall in January - Adrian, IL
  • Average rainfall in January: 0.79"

The wettest month (with the highest rainfall) is May (2.87").
The driest month (with the least rainfall) is January (0.79").

Average rainfall days in January
Adrian, IL

Average rainfall days in January - Adrian, IL
  • Average rainfall days in January: 4.8 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (4.6 days).

Average snowfall in January
Adrian, IL

Average snowfall in January - Adrian, IL
  • Average snowfall in January: 2.48"

The month with the highest snowfall is January (2.48").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Adrian, IL

Average snowfall days in January - Adrian, IL
  • Average snowfall days in January: 8.2 days

The month with the highest number of snowfall days is January (8.2 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
Adrian, IL

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in January: 4h and 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in January
Adrian, IL

Average sunshine days in January - Adrian, IL
  • Average sunshine days in January: 19.8 days

The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is June (11.6 days).

Average UV index in January
Adrian, IL

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

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

Average cloud cover in January
Adrian, IL

Average cloud cover in January - Adrian, IL
  • Average cloud cover in January: 55

The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are July, August and September (Cloud cover 29).

Average visibility in January
Adrian, IL

Average visibility in January - Adrian, 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).

Adrian, Illinois, USA

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