January weather forecast
Blue Mound, IL

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Weather in January

January, the same as December, is a wintry winter month in Blue Mound, Illinois, with an average temperature varying between 21.6°F (-5.8°C) and 33.6°F (0.9°C).

Temperature

Blue Mound's January weather, with an average high temperature of 33.6°F (0.9°C) and an average low temperature of 21.6°F (-5.8°C), tends to be the coldest of the year.

Humidity

The average relative humidity in January in Blue Mound is 79%.

Rainfall

In Blue Mound, in January, it is raining for 7.3 days, with typically 1.5" (38mm) of accumulated precipitation. Throughout the year, in Blue Mound, there are 139.6 rainfall days, and 24.25" (616mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. In Blue Mound, in January, snow falls for 7.6 days, with typically accumulated 2.24" (57mm) of snow. Throughout the year, in Blue Mound, Illinois, there are 23.6 snowfall days, and 8.54" (217mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 44min.
On the first day of the month, sunrise is at 7:17 am and sunset at 4:42 pm. On the last day of January, in Blue Mound, Illinois, sunrise is at 7:05 am and sunset at 5:14 pm CST.

Sunshine

The month with the least sunshine is January, with an average of 4.1h of sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum daily UV index of 2 during January morphs into the following directions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
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Frequently asked questions

What time of the year is the coldest in Blue Mound?

With average temperatures fluctuating between a high of 33.6°F (0.9°C) and a low of 21.6°F (-5.8°C), January stands out as the coldest month in Blue Mound.

How cold is January in Blue Mound?

During January, Blue Mound experiences an average high-temperature of 33.6°F (0.9°C) and a low-temperature of 21.6°F (-5.8°C).

What is the average humidity in January in Blue Mound?

In January, the average relative humidity is 79%.

How many days does it rain in January in Blue Mound?

In January, in Blue Mound, Illinois, the rain falls for 7.3 days. Throughout January, 1.5" (38mm) of precipitation is accumulated.

How many days does it snow in January in Blue Mound?

In Blue Mound, Illinois, during January, snow falls for 7.6 days and regularly aggregates up to 2.24" (57mm) of snow.

What is the average length of the day in January in Blue Mound?

In January, the average day length in Blue Mound is 9h and 44min.

When are sunrise and sunset in January in Blue Mound?

On the first day of January, sunrise is at 7:17 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:14 pm CST.

What is the month with the least sunshine in Blue Mound?

The month with the least sunshine is January, with an average of 4.1h of sunshine.

How long on average sun shines in January in Blue Mound?

In Blue Mound, the average sunshine duration in January is 4.1h.

When is the lowest UV index in Blue Mound?

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

What is the UV index intensity in January in Blue Mound?

In Blue Mound, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health risk from 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
Blue Mound, IL

Average temperature in January - Blue Mound, IL
  • Average high temperature in January: 33.6°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in January: 21.6°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in January
Blue Mound, IL

Average pressure in January - Blue Mound, IL
  • Average pressure in January: 30.15"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in January
Blue Mound, IL

Average wind speed in January - Blue Mound, IL
  • Average wind speed in January: 10.7mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

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Average humidity in January
Blue Mound, IL

Average humidity in January - Blue Mound, 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%).

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Average rainfall in January
Blue Mound, IL

Average rainfall in January - Blue Mound, IL
  • Average rainfall in January: 1.5"

The wettest months (with the highest rainfall) are April and May (2.91").
The driest months (with the least rainfall) are February and December (1.38").

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Average rainfall days in January
Blue Mound, IL

Average rainfall days in January - Blue Mound, IL
  • Average rainfall days in January: 7.3 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (6.9 days).

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Average snowfall in January
Blue Mound, IL

Average snowfall in January - Blue Mound, IL
  • Average snowfall in January: 2.24"

The month with the highest snowfall is February (2.8").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in January
Blue Mound, IL

Average snowfall days in January - Blue Mound, IL
  • Average snowfall days in January: 7.6 days

The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in January /
Average sunshine in January
Blue Mound, IL

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in January: 4h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in January
Blue Mound, IL

Average sunshine days in January - Blue Mound, IL
  • Average sunshine days in January: 17.8 days

The month with the most sunshine days is October (19.7 days).
The month with the least sunshine days is May (11.6 days).

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Average UV index in January
Blue Mound, IL

Average UV index in January - Blue Mound, 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).

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Average cloud cover in January
Blue Mound, IL

Average cloud cover in January - Blue Mound, IL
  • Average cloud cover in January: 56

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are June and September (Cloud cover 30).

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Average visibility in January
Blue Mound, IL

Average visibility in January - Blue Mound, 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).

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Blue Mound, Illinois, USA

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