January weather forecastWest Peoria, IL

January

Weather in January

January, the same as December, in West Peoria, Illinois, is another subzero cold winter month, with temperature in the range of an average low of 18.9°F (-7.3°C) and an average high of 30.7°F (-0.7°C).

Temperature

West Peoria's temperature records reveal January as the coldest month, marked by average highs of 30.7°F (-0.7°C) and lows of 18.9°F (-7.3°C).

Humidity

In West Peoria, the average relative humidity in January is 81%.

Rainfall

January is the month with the least rainfall. Rain falls for 5.2 days and accumulates 0.75" (19mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in West Peoria, Illinois. The month with the most snowfall in West Peoria is January, when snow falls for 9 days and typically aggregates up to 2.36" (60mm) of snow.

Daylight

In January, the average length of the day is 9h and 40min.
On the first day of January in West Peoria, sunrise is at 7:22 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:14 pm CST.

Sunshine

The month with the least sunshine is January, with an average of 4h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in West Peoria, Illinois. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In January, the maximum UV index of 2 transforms into these recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The solar radiation around mid-day is intense; avoid the Sun and stay safe. 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. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

West Peoria's coldest month, January, generally records average temperatures ranging from a high of 30.7°F (-0.7°C) to a low of 18.9°F (-7.3°C).

In January, the average high-temperature and low-temperature in West Peoria, Illinois, are 30.7°F (-0.7°C) and 18.9°F (-7.3°C) respectively.

In West Peoria, Illinois, the average relative humidity in January is 81%.

The month with the least rainfall in West Peoria, Illinois, is January, when the rain falls for 5.2 days and typically collects 0.75" (19mm) of precipitation.

In West Peoria, in January, it is raining for 5.2 days, with typically 0.75" (19mm) of accumulated precipitation.

January is the month with the most snowfall. Snow falls for 9 days and accumulates 2.36" (60mm) of snow.

In West Peoria, Illinois, during January, snow falls for 9 days and regularly aggregates up to 2.36" (60mm) of snow.

In West Peoria, Illinois, the average day length in January is 9h and 40min.

In January, on the first day of the month, sunrise is at 7:22 am and sunset at 4:41 pm. On the last day of the month, in West Peoria, sunrise is at 7:09 am and sunset at 5:14 pm CST.

The month with the least sunshine in West Peoria is January, with an average of 4h of sunshine.

The average sunshine duration in January in West Peoria, Illinois, is 4h.

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

The average daily maximum UV index in January in West Peoria is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
West Peoria, IL

  • Average high temperature in January: 30.7°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in January: 18.9°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

Average pressure in January
West Peoria, IL

  • Average pressure in January: 30.14"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in January
West Peoria, IL

  • Average wind speed in January: 10.4mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in January
West Peoria, IL

  • Average humidity in January: 81%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (71%).

Average rainfall in January
West Peoria, IL

  • Average rainfall in January: 0.75"

The wettest month (with the highest rainfall) is May (2.64").
The driest month (with the least rainfall) is January (0.75").

Average rainfall days in January
West Peoria, IL

  • Average rainfall days in January: 5.2 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
West Peoria, IL

  • Average snowfall in January: 2.36"

The month with the highest snowfall is January (2.36").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
West Peoria, IL

  • Average snowfall days in January: 9 days

The month with the highest number of snowfall days is January (9 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
West Peoria, IL

  • Average daylight in January: 9h and 42min

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 0min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in January
West Peoria, IL

  • Average sunshine days in January: 18.5 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (11.3 days).

Average UV index in January
West Peoria, 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
West Peoria, IL

  • Average cloud cover in January: 57

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 29).

Average visibility in January
West Peoria, 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).