January weather forecast
Germantown, IL

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Weather in January

January, like December, in Germantown, Illinois, is a wintry winter month, with temperature in the range of an average low of 24.3°F (-4.3°C) and an average high of 37.2°F (2.9°C).

Temperature

January, marked by an average high-temperature of 37.2°F (2.9°C) and a low-temperature of 24.3°F (-4.3°C), is the coldest month.

Humidity

In Germantown, the average relative humidity in January is 76%.

Rainfall

In Germantown, during January, the rain falls for 9.1 days and regularly aggregates up to 2.44" (62mm) of precipitation. Throughout the year, there are 157.2 rainfall days, and 36.18" (919mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. The month with the most snowfall is January, when snow falls for 7.5 days and typically aggregates up to 2.4" (61mm) of snow.

Daylight

The average length of the day in January is 9h and 50min.
On the first day of the month, sunrise is at 7:15 am and sunset at 4:47 pm. On the last day of January, sunrise is at 7:04 am and sunset at 5:18 pm CST.

Sunshine

January has the least sunshine of the year, with an average of 4.5h 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 value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In January, an average UV index of 2 transforms into the following instructions:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Updated: Jun 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

January is the coldest month of the year, registering average temperatures as high as 37.2°F (2.9°C) and as low as 24.3°F (-4.3°C).

How cold is January?

In Germantown, in January, the average high-temperature is 37.2°F (2.9°C), and the average low-temperature is 24.3°F (-4.3°C).

What is the average humidity in January?

In Germantown, the average relative humidity in January is 76%.

How much does it rain in January?

In Germantown, in January, it is raining for 9.1 days, with typically 2.44" (62mm) of accumulated precipitation.

When does it snow the most?

January is the month with the most snowfall. Snow falls for 7.5 days and accumulates 2.4" (61mm) of snow.

How many days does it snow in January?

In Germantown, in January, during 7.5 snowfall days, 2.4" (61mm) of snow is typically accumulated.

How many hours of daylight does Germantown have in January?

In January, the average day length is 9h and 50min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:15 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 5:18 pm CST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 4.5h of sunshine.

How long on average sun shines in January?

The average sunshine duration in January is 4.5h.

What is the month with the lowest UV index?

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

How high is the UV index in January?

In Germantown, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes 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
Germantown, IL

Average temperature in January - Germantown, IL
  • Average high temperature in January: 37.2°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 (37.2°F).

  • Average low temperature in January: 24.3°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 (24.3°F).

Average pressure in January
Germantown, IL

Average pressure in January - Germantown, 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 (29.93"Hg).

Average wind speed in January
Germantown, IL

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

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is July (5.7mph).

Average humidity in January
Germantown, IL

Average humidity in January - Germantown, IL
  • Average humidity in January: 76%

The months with the highest relative humidity are July and August (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in January
Germantown, IL

Average rainfall in January - Germantown, IL
  • Average rainfall in January: 2.44"

The wettest month (with the highest rainfall) is June (4.37").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days in January
Germantown, IL

Average rainfall days in January - Germantown, IL
  • Average rainfall days in January: 9.1 days

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is January (9.1 days).

Average snowfall in January
Germantown, IL

Average snowfall in January - Germantown, IL
  • Average snowfall in January: 2.4"

The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Germantown, IL

Average snowfall days in January - Germantown, IL
  • Average snowfall days in January: 7.5 days

The month with the highest number of snowfall days is January (7.5 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
Germantown, IL

Average daylight in January / Average sunshine in January - Germantown, 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 3min

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 30min).

Average sunshine days in January
Germantown, IL

Average sunshine days in January - Germantown, IL
  • Average sunshine days in January: 16.1 days

The month with the most sunshine days is October (18 days).
The month with the least sunshine days is May (10.5 days).

Average UV index in January
Germantown, IL

Average UV index in January - Germantown, 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).

Average cloud cover in January
Germantown, IL

Average cloud cover in January - Germantown, IL
  • Average cloud cover in January: 51

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 28).

Average visibility in January
Germantown, IL

Average visibility in January - Germantown, 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).

Germantown, Illinois, USA

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