January weather forecast and climate
Springfield, IL

The Abraham Lincoln House in Springfield, Illinois, on a partially sunny autumn day
The Abraham Lincoln House in Springfield, Illinois, on a partially sunny autumn day
January, like December, in Springfield, Illinois, is another cold winter month, with average temperature varying between 20.8°F (-6.2°C) and 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

In Springfield, Illinois, the average relative humidity 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

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

Daylight

In Springfield, the average length of the day in January is 9.7h.

Sunshine

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

UV index

Months with the lowest UV index in Springfield are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to the UV radiation for the ordinary person.
Note: The daily maximum UV index of 2 interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What 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), January is the coldest month in Springfield.

What is the temperature in January in Springfield?

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

What is the average humidity in January in Springfield?

The average relative humidity in January in Springfield 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.

How many days does it snow in January in Springfield?

In Springfield, Illinois, during January, snow falls for 9.5 days and regularly aggregates up to 2.24" (57mm) of snow.

What is the snowiest month in Springfield?

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

How many hours of daylight does Springfield have in January?

In January, the average length of the day in Springfield, Illinois, is 9.7h.

What is the month with the least sunshine in Springfield?

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

How many hours of sunshine does Springfield have in January?

The average sunshine in January in Springfield 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 intensity in January in Springfield?

In Springfield, Illinois, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to the UV radiation.
Average temperature in January - Springfield, IL
  • Average high temperature in January: 0.8°C

The warmest month (with the highest average high temperature) is July (28.2°C).
The month with the lowest average high temperature is January (0.8°C).

  • Average low temperature in January: -6.2°C

The month with the highest average low temperature is July (18.9°C).
The coldest month (with the lowest average low temperature) is January (-6.2°C).

Average pressure in January - Springfield, IL
  • Average pressure in January: 1020.9mbar

The month with the highest atmospheric pressure is January (1020.9mbar).
The month with the lowest atmospheric pressure is June (1013mbar).

Average wind speed in January - Springfield, IL
  • Average wind speed in January: 16.7km/h

The windiest month (with the highest average wind speed) is January (16.7km/h).
The calmest months (with the lowest average wind speed) are July and August (9.9km/h).

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: 32mm

The wettest month (with the highest rainfall) is June (69mm).
The driest month (with the least rainfall) is December (30mm).

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: 57mm

The month with the highest snowfall is January (57mm).
Months with the least snowfall are May, June, July, August, September and October (0mm).

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).

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).

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: 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).

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).

Average visibility in January - Springfield, IL
  • Average visibility in January: 9km

The month with the highest visibility is October (10km).
Months with the lowest visibility are July and August (8km).