January weather forecast and climate
Springfield, IL

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

Weather in January

January, like December, in Springfield, Illinois, is another cold winter month, with temperature in the range of an average low of 20.8°F (-6.2°C) and an average high of 33.4°F (0.8°C).

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 Springfield is 79%.

Rainfall

In Springfield, during January, the rain falls for 6.7 days and regularly aggregates up to 1.26" (32mm) of precipitation. 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. Snow falls for 9.5 days and accumulates 2.24" (57mm) of snow.

Daylight

The average length of the day in Springfield is 9.7h.

Sunshine

The month with the least sunshine in Springfield 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 value of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV radiation for average individuals.
Note: In January, the average maximum UV index of 2 translate into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Springfield?

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

What is the average humidity in January in Springfield?

The average relative humidity in January in Springfield, Illinois, is 79%.

How many days does it rain in January in Springfield?

In Springfield, Illinois, during January, the rain falls for 6.7 days and regularly aggregates up to 1.26" (32mm) of precipitation.

What is the snowiest month in Springfield?

January is the month with the most snowfall in Springfield, Illinois. Snow falls for 9.5 days and accumulates 2.24" (57mm) of snow.

How many days does it snow in January in Springfield?

In Springfield, Illinois, in January, during 9.5 snowfall days, 2.24" (57mm) of snow is typically accumulated.

How many hours of daylight does Springfield have in January?

The average length of the day in January is 9.7h.

What is the month with the least sunshine in Springfield?

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

How long on average sun shines in January in Springfield?

In Springfield, Illinois, the average sunshine in January is 4.2h.

When is the lowest UV index in Springfield?

Months with the lowest UV index in Springfield, Illinois, are January, February, November and December, with an average maximum UV index of 2.

What is the UV index reading in January in Springfield?

In Springfield, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health threat from the exposure to the Sun's UV rays.

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).

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Average pressure in January
Springfield, IL

Average pressure in January - Springfield, IL
  • Average pressure in January: 30.15"

The month with the highest atmospheric pressure is January (30.15").
The month with the lowest atmospheric pressure is June (29.91").

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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).

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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%).

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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").

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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).

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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").
Months with the least snowfall are May, June, July, August, September and October (0").

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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).
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
Springfield, IL

Average daylight in January / Average sunshine in January - Springfield, IL
  • Average daylight in January: 9.7h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in January: 4.2h

The month with the most sunshine is June (Average sunshine: 10.4h).
The month with the least sunshine is January (Average sunshine: 4.2h).

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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).

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Average UV index in January
Springfield, IL

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

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

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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).
Months with the least cloud cover are June and September (Cloud cover 29).

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Average visibility in January
Springfield, IL

Average visibility in January - Springfield, IL
  • Average visibility in January: 6mi

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

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