January weather forecast
Mount Erie, IL

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Weather in January

January, like December, in Mount Erie, Illinois, is an icy winter month, with an average temperature ranging between min 25°F (-3.9°C) and max 37.8°F (3.2°C).

Temperature

January, with its high-temperature average of 37.8°F (3.2°C) and a low-temperature average of 25°F (-3.9°C), is the coldest month.

Humidity

The average relative humidity in January is 77%.

Rainfall

In Mount Erie, during January, the rain falls for 8.7 days and regularly aggregates up to 2.44" (62mm) of precipitation. Throughout the year, there are 166.4 rainfall days, and 37.32" (948mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. The months with the most snowfall in Mount Erie are January and February, with an average 2.01" (51mm) of accumulated snow.

Daylight

In January, the average length of the day is 9h and 50min.
On the first day of January, sunrise is at 7:10 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 5:13 pm CST.

Sunshine

The month with the least sunshine in Mount Erie is January, with an average of 4.4h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: In January, the average maximum UV index of 2 translates into the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Boost your sun resistance with garments that are densely woven yet spacious. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
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Frequently asked questions

What are the coldest months in Mount Erie?

Mount Erie's coldest month, January, registers temperatures that range from a high of 37.8°F (3.2°C) to a low of 25°F (-3.9°C).

Is January cold in Mount Erie?

In January, the average high-temperature and low-temperature in Mount Erie, Illinois, are 37.8°F (3.2°C) and 25°F (-3.9°C) respectively.

What is the average humidity in January in Mount Erie?

In Mount Erie, Illinois, the average relative humidity in January is 77%.

How many days does it rain in January in Mount Erie?

In January, in Mount Erie, the rain falls for 8.7 days. Throughout January, 2.44" (62mm) of precipitation is accumulated.

What is the snowiest month in Mount Erie?

The months with the most snowfall in Mount Erie, Illinois, are January and February, with an average 2.01" (51mm) of accumulated snow.

How many days does it snow in January in Mount Erie?

In Mount Erie, during January, snow falls for 6.7 days and regularly aggregates up to 2.01" (51mm) of snow.

What is the average length of the day in January in Mount Erie?

The average day length in January is 9h and 50min.

When is the sunrise / sunset in January in Mount Erie?

In January, on the first day of the month, sunrise is at 7:10 am and sunset at 4:42 pm. On the last day of the month, in Mount Erie, Illinois, sunrise is at 6:59 am and sunset at 5:13 pm CST.

What is the month with the least sunshine in Mount Erie?

The month with the least sunshine in Mount Erie, Illinois, is January, with an average of 4.4h of sunshine.

How long on average sun shines in January in Mount Erie?

In January, the average sunshine duration in Mount Erie is 4.4h.

What are the months with the lowest UV index in Mount Erie?

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

How high is the UV index in January in Mount Erie?

In January, the average daily maximum UV index in Mount Erie, Illinois, is 2. A UV Index estimate of 2, and below, represents a low health threat from exposure to the Sun's UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
43.2°F 6.2°C
37.8°F 3.2°C
42.6°F 5.9°C
Average low temperature
31.1°F -0.5°C
25°F -3.9°C
29.1°F -1.6°C
Average pressure
30.14" 766mmHg
30.16" 766mmHg
30.12" 765mmHg
Average wind speed
9.1mph 14.6km/h
9.8mph 15.8km/h
9.9mph 15.9km/h
Average max. wind speed
9.8mph 15.8km/h
10.5mph 16.9km/h
10.4mph 16.7km/h
Average wind speed gusts
15.3mph 24.6km/h
16.3mph 26.2km/h
16.3mph 26.2km/h
Average humidity
78%
77%
77%
Average rainfall
2.68" 68mm
2.44" 62mm
2.32" 59mm
Average rainfall days
10.9
8.7
9.3
Average snowfall
1.42" 36mm
2.01" 51mm
2.01" 51mm
Average snowfall days
4.1
6.7
6.2
Average daylight
9h 3min
9h 5min
10h 5min
Average sunshine
4h 4min
4h 2min
4h 4min
Average sunshine days
17.6
16.1
13.1
Average UV index
2
2
2
Average cloud cover
50%
51%
51%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in January
Mount Erie, IL

Average temperature in January - Mount Erie, IL
  • Average high temperature in January: 37.8°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in January: 25°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25°F).

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Average pressure in January
Mount Erie, IL

Average pressure in January - Mount Erie, 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).

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Average wind speed in January
Mount Erie, IL

Average wind speed in January - Mount Erie, IL
  • Average wind speed in January: 9.8mph

The windiest months (with the highest average wind speed) are February and March (9.9mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).

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Average humidity in January
Mount Erie, IL

Average humidity in January - Mount Erie, IL
  • Average humidity in January: 77%

The months with the highest relative humidity are May and July (79%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in January
Mount Erie, IL

Average rainfall in January - Mount Erie, IL
  • Average rainfall in January: 2.44"

The wettest month (with the highest rainfall) is April (4.96").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days in January
Mount Erie, IL

Average rainfall days in January - Mount Erie, IL
  • Average rainfall days in January: 8.7 days

The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is January (8.7 days).

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Average snowfall in January
Mount Erie, IL

Average snowfall in January - Mount Erie, IL
  • Average snowfall in January: 2.01"

The months with the highest snowfall are January and February (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Mount Erie, IL

Average snowfall days in January - Mount Erie, IL
  • Average snowfall days in January: 6.7 days

The month with the highest number of snowfall days is January (6.7 days).
The 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
Mount Erie, IL

Average daylight in January / Average sunshine in January - Mount Erie, 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 2min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

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Average sunshine days in January
Mount Erie, IL

Average sunshine days in January - Mount Erie, IL
  • Average sunshine days in January: 16.1 days

The month with the most sunshine days is October (17.9 days).
The month with the least sunshine days is May (9 days).

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Average UV index in January
Mount Erie, IL

Average UV index in January - Mount Erie, IL
  • Average UV index in January: 2

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

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Average cloud cover in January
Mount Erie, IL

Average cloud cover in January - Mount Erie, IL
  • Average cloud cover in January: 51

The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June and August (Cloud cover 28).

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Average visibility in January
Mount Erie, IL

Average visibility in January - Mount Erie, 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).

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Mount Erie, Illinois, USA

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