January weather forecast
McHenry, KY

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Weather in January

January, like December, in McHenry, Kentucky, is a wintry winter month, with temperature in the range of an average high of 40.6°F (4.8°C) and an average low of 27.7°F (-2.4°C).

Temperature

January, known for its average high temperature of 40.6°F (4.8°C) and an average low temperature of 27.7°F (-2.4°C), is the coldest month.

Humidity

The average relative humidity in January is 77%.

Rainfall

In McHenry, in January, it is raining for 10.3 days, with typically 1.54" (39mm) of accumulated precipitation. In McHenry, during the entire year, the rain falls for 151.8 days and collects up to 25.12" (638mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In McHenry, in January, during 5.3 snowfall days, 1.38" (35mm) of snow is typically accumulated. Throughout the year, there are 18.9 snowfall days, and 5.08" (129mm) of snow is accumulated.

Daylight

In McHenry, the average length of the day in January is 9h and 56min.
On the first day of the month, sunrise is at 7:01 am and sunset at 4:40 pm. On the last day of January, sunrise is at 6:51 am and sunset at 5:10 pm CST.

Sunshine

With an average of 4.3h of sunshine, January has the least sunshine of the year in McHenry.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In January, the maximum UV index of 2 suggests this advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
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Frequently asked questions

What is the coldest month in McHenry?

The coldest month in McHenry is January, with an average high-temperature of 40.6°F (4.8°C) and an average low-temperature of 27.7°F (-2.4°C).

Is January cold in McHenry?

January temperatures in McHenry, Kentucky, vary between a high-temperature of 40.6°F (4.8°C) and a low-temperature of 27.7°F (-2.4°C).

What is the average humidity in January in McHenry?

The average relative humidity in January in McHenry, Kentucky, is 77%.

How much does it rain in McHenry in January?

In McHenry, in January, during 10.3 rainfall days, 1.54" (39mm) of precipitation is typically accumulated.

How many days does it snow in January in McHenry?

In McHenry, Kentucky, in January, snow falls for 5.3 days, with typically accumulated 1.38" (35mm) of snow.

How many hours of daylight does McHenry have in January?

The average day length in January in McHenry is 9h and 56min.

When are sunrise and sunset in January in McHenry?

In January, on the first day of the month, sunrise is at 7:01 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 5:10 pm CST.

What is the month with the least sunshine in McHenry?

January has the least sunshine of the year in McHenry, with an average of 4.3h of sunshine.

How many hours of sunshine does McHenry have in January?

In McHenry, Kentucky, the average sunshine duration in January is 4.3h.

What is the month with the lowest UV index in McHenry?

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

How high is the UV index in January in McHenry?

In McHenry, Kentucky, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health threat from exposure to the Sun's 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
McHenry, KY

Average temperature in January - McHenry, KY
  • Average high temperature in January: 40.6°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in January: 27.7°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

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Average pressure in January
McHenry, KY

Average pressure in January - McHenry, KY
  • 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 (29.95"Hg).

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Average wind speed in January
McHenry, KY

Average wind speed in January - McHenry, KY
  • Average wind speed in January: 8.6mph

The windiest month (with the highest average wind speed) is February (8.7mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).

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Average humidity in January
McHenry, KY

Average humidity in January - McHenry, KY
  • Average humidity in January: 77%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in January
McHenry, KY

Average rainfall in January - McHenry, KY
  • Average rainfall in January: 1.54"

The wettest months (with the highest rainfall) are February and April (2.68").
The driest month (with the least rainfall) is September (1.22").

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Average rainfall days in January
McHenry, KY

Average rainfall days in January - McHenry, KY
  • Average rainfall days in January: 10.3 days

The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is November (8.8 days).

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Average snowfall in January
McHenry, KY

Average snowfall in January - McHenry, KY
  • Average snowfall in January: 1.38"

The month with the highest snowfall is February (1.81").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
McHenry, KY

Average snowfall days in January - McHenry, KY
  • Average snowfall days in January: 5.3 days

The month with the highest number of snowfall days is February (5.5 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
McHenry, KY

Average daylight in January / Average sunshine in January - McHenry, KY
  • Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in January: 4h and 2min

The months with the most sunshine are June and August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

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Average sunshine days in January
McHenry, KY

Average sunshine days in January - McHenry, KY
  • Average sunshine days in January: 16.3 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (12 days).

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Average UV index in January
McHenry, KY

Average UV index in January - McHenry, KY
  • 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 and December (UV index 2).

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Average cloud cover in January
McHenry, KY

Average cloud cover in January - McHenry, KY
  • 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 29).

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Average visibility in January
McHenry, KY

Average visibility in January - McHenry, KY
  • 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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McHenry, Kentucky, USA

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