January weather forecast
Saint Francisville, IL

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Weather in January

January, the same as December, is a wintry winter month in Saint Francisville, Illinois, with an average temperature ranging between min 24.4°F (-4.2°C) and max 36.9°F (2.7°C).

Temperature

Saint Francisville's January weather, with an average high temperature of 36.9°F (2.7°C) and an average low temperature of 24.4°F (-4.2°C), tends to be the coldest of the year.

Humidity

In January, the average relative humidity is 78%.

Rainfall

In Saint Francisville, in January, during 5 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. Throughout the year, there are 89 rainfall days, and 7.6" (193mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. In Saint Francisville, Illinois, in January, snow falls for 3.4 days, with typically accumulated 0.2" (5mm) of snow. In Saint Francisville, during the entire year, snow falls for 13.3 days and aggregates up to 0.91" (23mm) of snow.

Daylight

In Saint Francisville, the average length of the day in January is 9h and 50min.
On the first day of January, sunrise is at 7:08 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 5:10 pm CST.

Sunshine

The average sunshine in January is 4.6h.

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 exposure to the Sun's UV rays for average individuals.
Note: In January, an average UV index of 2 transforms into the following instructions:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Updated: Jun 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

January is the month when Saint Francisville experiences its coldest temperatures, averaging a high of 36.9°F (2.7°C) and a low of 24.4°F (-4.2°C).

How cold is it in Saint Francisville in January?

The high-temperature, in January, in Saint Francisville, records 36.9°F (2.7°C), while the low-temperature is 24.4°F (-4.2°C).

What is the average humidity in January?

The average relative humidity in January is 78%.

How many days does it rain in January in Saint Francisville?

In Saint Francisville, during January, the rain falls for 5 days and regularly aggregates up to 0.59" (15mm) of precipitation.

How many days does it snow in January?

In January, it is snowing for 3.4 days. Throughout January, 0.2" (5mm) of snow is accumulated.

What is the average length of the day in January?

In Saint Francisville, Illinois, the average day length in January is 9h and 50min.

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 7:08 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 5:10 pm CST.

How many hours of sunshine does Saint Francisville have in January?

In January, the average sunshine duration is 4.6h.

When is 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 intensity in January?

The average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health threat from unsafe exposure to Sun's UV rays.
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
Saint Francisville, IL

Average temperature in January - Saint Francisville, IL
  • Average high temperature in January: 36.9°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in January: 24.4°F

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).

Average pressure in January
Saint Francisville, IL

Average pressure in January - Saint Francisville, IL
  • Average pressure in January: 30.16"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in January
Saint Francisville, IL

Average wind speed in January - Saint Francisville, IL
  • Average wind speed in January: 9.9mph

The windiest month (with the highest average wind speed) is February (10mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

Average humidity in January
Saint Francisville, IL

Average humidity in January - Saint Francisville, IL
  • Average humidity in January: 78%

The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is October (70%).

Average rainfall in January
Saint Francisville, IL

Average rainfall in January - Saint Francisville, IL
  • Average rainfall in January: 0.59"

The wettest month (with the highest rainfall) is April (0.91").
The driest month (with the least rainfall) is September (0.28").

Average rainfall days in January
Saint Francisville, IL

Average rainfall days in January - Saint Francisville, IL
  • Average rainfall days in January: 5 days

The month with the highest number of rainy days is May (10.8 days).
The month with the least rainy days is December (4.9 days).

Average snowfall in January
Saint Francisville, IL

Average snowfall in January - Saint Francisville, IL
  • Average snowfall in January: 0.2"

The month with the highest snowfall is March (0.24").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in January
Saint Francisville, IL

Average snowfall days in January - Saint Francisville, IL
  • Average snowfall days in January: 3.4 days

The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Saint Francisville, IL

Average daylight in January / Average sunshine in January - Saint Francisville, IL
  • Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in January: 4h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 30min).

Average sunshine days in January
Saint Francisville, IL

Average sunshine days in January - Saint Francisville, IL
  • Average sunshine days in January: 23 days

The month with the most sunshine days is December (23.5 days).
The month with the least sunshine days is May (16.9 days).

Average UV index in January
Saint Francisville, IL

Average UV index in January - Saint Francisville, 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
Saint Francisville, IL

Average cloud cover in January - Saint Francisville, IL
  • Average cloud cover in January: 54

The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are June and August (Cloud cover 28).

Average visibility in January
Saint Francisville, IL

Average visibility in January - Saint Francisville, 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).

Saint Francisville, Illinois, USA

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