January weather forecast
Springfield, IL

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The Abraham Lincoln House in Springfield, Illinois
The Abraham Lincoln House in Springfield, Illinois

Weather in January

Springfield's year commences with typically colder temperatures in January. The freeze is most apparent in the temperatures that reach as low as 20.8°F (-6.2°C) at night, while the highs do not go beyond 33.4°F (0.8°C). These chillier conditions make this period less favorable for outdoor activities. The daylight hours are short, which enhances the overall cold ambiance. Snowfall is also frequent, providing the landscape with a winter wonderland aesthetic.

Temperature

The coldest month is January, with an average high-temperature of 33.4°F (0.8°C) and an average low-temperature of 20.8°F (-6.2°C).

Humidity

The average relative humidity in January is 79%.

Rainfall

In Springfield, in January, during 6.7 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. In Springfield, during the entire year, the rain falls for 140.2 days and collects up to 23.27" (591mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. January is the month with the most snowfall in Springfield. Snow falls for 9.5 days and accumulates 2.24" (57mm) of snow.

Daylight

In January, the average length of the day is 9h and 44min.
On the first day of the month, sunrise is at 7:19 am and sunset at 4:44 pm. On the last day of January, in Springfield, sunrise is at 7:07 am and sunset at 5:16 pm CST.

Sunshine

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

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 2 in January translates into these instructions:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

In Springfield, January is known for its average lowest temperatures, reaching a high of 33.4°F (0.8°C) and a low of 20.8°F (-6.2°C).

How cold is January?

In Springfield, in January, the average high-temperature is 33.4°F (0.8°C), and the average low-temperature is 20.8°F (-6.2°C).

What is the average humidity in January?

In January, the average relative humidity is 79%.

How many days does it rain in January in Springfield?

In January, the rain falls for 6.7 days. Throughout January, 1.26" (32mm) of precipitation is accumulated.

When does it snow the most in Springfield?

The month with the most snowfall is January, when snow falls for 9.5 days and typically aggregates up to 2.24" (57mm) of snow.

How much does it snow in January?

In January, it is snowing for 9.5 days. Throughout January, 2.24" (57mm) of snow is accumulated.

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

In Springfield, the average day length in January is 9h and 44min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:19 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:16 pm CST.

What is the month with the least sunshine?

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

How many hours of sunshine does Springfield have in January?

In January, the average sunshine duration is 4.2h.

What are the months with the lowest UV index?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the UV index reading in January?

In Springfield, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a low health risk 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
Springfield, IL

Average temperature in January - Springfield, IL
  • Average high temperature in January: 33.4°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in January: 20.8°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).

Average pressure in January
Springfield, IL

Average pressure in January - Springfield, 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 (29.91"Hg).

Average wind speed in January
Springfield, IL

Average wind speed in January - Springfield, IL
  • Average wind speed in January: 10.4mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

Average humidity in January
Springfield, IL

Average humidity in January - Springfield, IL
  • Average humidity in January: 79%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).

Average rainfall in January
Springfield, IL

Average rainfall in January - Springfield, IL
  • Average rainfall in January: 1.26"

The wettest month (with the highest rainfall) is June (2.72").
The driest month (with the least rainfall) is December (1.18").

Average rainfall days in January
Springfield, IL

Average rainfall days in January - Springfield, IL
  • Average rainfall days in January: 6.7 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is February (5.8 days).

Average snowfall in January
Springfield, IL

Average snowfall in January - Springfield, IL
  • Average snowfall in January: 2.24"

The month with the highest snowfall is January (2.24").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Springfield, IL

Average snowfall days in January - Springfield, IL
  • Average snowfall days in January: 9.5 days

The month with the highest number of snowfall days is January (9.5 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
Springfield, IL

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in January: 4h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in January
Springfield, IL

Average sunshine days in January - Springfield, IL
  • Average sunshine days in January: 16.8 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (11.4 days).

Average UV index in January
Springfield, IL

Average UV index in January - Springfield, IL
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in January
Springfield, IL

Average cloud cover in January - Springfield, 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 June and September (Cloud cover 29).

Average visibility in January
Springfield, IL

Average visibility in January - Springfield, 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).

Springfield, Illinois, USA

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