January weather forecast
Marquette Heights, IL

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Weather in January

January, like December, is a freezing cold winter month in Marquette Heights, Illinois, with temperature in the range of an average low of 19°F (-7.2°C) and an average high of 31.3°F (-0.4°C).

Temperature

Marquette Heights's coldest temperatures are experienced in January, with average high temperatures of 31.3°F (-0.4°C) and lows of 19°F (-7.2°C).

Humidity

In January, the average relative humidity is 80%.

Rainfall

In Marquette Heights, in January, during 6.4 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. In Marquette Heights, during the entire year, the rain falls for 153.3 days and collects up to 29.61" (752mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. January is the month with the most snowfall. Snow falls for 10.6 days and accumulates 3.86" (98mm) of snow.

Daylight

In Marquette Heights, the average length of the day in January is 9h and 40min.
On the first day of January, 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

With an average of 4h of sunshine, January has the least sunshine of the year.

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 low threat to health from exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 2 in January interprets into the following advice:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

January, on average, is the coldest month, registering a high temperature of 31.3°F (-0.4°C) and a low of 19°F (-7.2°C).

How cold is it in January?

The high-temperature, in January, in Marquette Heights, is 31.3°F (-0.4°C), while the low-temperature averages to 19°F (-7.2°C).

What is the average humidity in January?

In Marquette Heights, Illinois, the average relative humidity in January is 80%.

How much does it rain in January?

In Marquette Heights, in January, during 6.4 rainfall days, 1.65" (42mm) of precipitation is typically accumulated.

When does it snow the most?

The month with the most snowfall is January, when snow falls for 10.6 days and typically aggregates up to 3.86" (98mm) of snow.

How much does it snow in January?

In January, it is snowing for 10.6 days. Throughout January, 3.86" (98mm) of snow is accumulated.

What is the average length of the day in January in Marquette Heights?

The average day length in January is 9h and 40min.

When is the sunrise / sunset in January?

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, sunrise is at 7:09 am and sunset at 5:14 pm CST.

What is the month with the least sunshine?

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

How long on average sun shines in January?

The average sunshine duration in January is 4h.

When is the lowest UV index?

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

What is the UV index reading in January?

In January, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health threat 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
Marquette Heights, IL

Average temperature in January - Marquette Heights, IL
  • Average high temperature in January: 31.3°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in January: 19°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 (19°F).

Average pressure in January
Marquette Heights, IL

Average pressure in January - Marquette Heights, 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
Marquette Heights, IL

Average wind speed in January - Marquette Heights, 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
Marquette Heights, IL

Average humidity in January - Marquette Heights, IL
  • Average humidity in January: 80%

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

Average rainfall in January
Marquette Heights, IL

Average rainfall in January - Marquette Heights, IL
  • Average rainfall in January: 1.65"

The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is December (1.54").

Average rainfall days in January
Marquette Heights, IL

Average rainfall days in January - Marquette Heights, IL
  • Average rainfall days in January: 6.4 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is February (6.3 days).

Average snowfall in January
Marquette Heights, IL

Average snowfall in January - Marquette Heights, IL
  • Average snowfall in January: 3.86"

The month with the highest snowfall is January (3.86").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Marquette Heights, IL

Average snowfall days in January - Marquette Heights, IL
  • Average snowfall days in January: 10.6 days

The month with the highest number of snowfall days is January (10.6 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
Marquette Heights, IL

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

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 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in January
Marquette Heights, IL

Average sunshine days in January - Marquette Heights, IL
  • Average sunshine days in January: 15.2 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is June (10 days).

Average UV index in January
Marquette Heights, IL

Average UV index in January - Marquette Heights, IL
  • Average UV index in January: 2

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

Average cloud cover in January
Marquette Heights, IL

Average cloud cover in January - Marquette Heights, IL
  • Average cloud cover in January: 57

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are August and September (Cloud cover 30).

Average visibility in January
Marquette Heights, IL

Average visibility in January - Marquette Heights, 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).

Marquette Heights, Illinois, USA

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