January weather forecast
Serena, IL

Weather in January

January, the same as December, in Serena, Illinois, is another subzero cold winter month, with temperature in the range of an average low of 17.1°F (-8.3°C) and an average high of 28.8°F (-1.8°C).

Temperature

The coldest month is January, with an average high-temperature of 28.8°F (-1.8°C) and an average low-temperature of 17.1°F (-8.3°C).

Humidity

In January, the average relative humidity is 83%.

Rainfall

In Serena, Illinois, during January, the rain falls for 3 days and regularly aggregates up to 0.43" (11mm) of precipitation. In Serena, during the entire year, the rain falls for 97.4 days and collects up to 8.07" (205mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 8.3 days and typically aggregates up to 0.98" (25mm) of snow.

Daylight

In Serena, Illinois, the average length of the day in January is 9h and 35min.
On the first day of the month, sunrise is at 7:21 am and sunset at 4:35 pm. On the last day of January, in Serena, sunrise is at 7:07 am and sunset at 5:09 pm CST.

Sunshine

The month with the least sunshine in Serena is January, with an average of 3.8h of sunshine.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Serena. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 1 in January transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
[Resources]

FAQ

What is the coldest month in Serena?

The coldest month in Serena is January, with an average high-temperature of 28.8°F (-1.8°C) and an average low-temperature of 17.1°F (-8.3°C).

What is the temperature in January in Serena?

In January, in Serena, Illinois, the average high-temperature is 28.8°F (-1.8°C), and the average low-temperature is 17.1°F (-8.3°C).

What is the average humidity in January in Serena?

In Serena, the average relative humidity in January is 83%.

How much does it rain in Serena in January?

In January, in Serena, the rain falls for 3 days. Throughout January, 0.43" (11mm) of precipitation is accumulated.

When does it snow the most in Serena?

The month with the most snowfall in Serena is January, when snow falls for 8.3 days and typically aggregates up to 0.98" (25mm) of snow.

How much does it snow in Serena in January?

In Serena, during January, snow falls for 8.3 days and regularly aggregates up to 0.98" (25mm) of snow.

How many hours of daylight does Serena have in January?

In January, the average day length in Serena is 9h and 35min.

When is the sunrise / sunset in January in Serena?

In January, on the first day of the month, sunrise is at 7:21 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:09 pm CST.

What is the month with the least sunshine in Serena?

January has the least sunshine of the year, with an average of 3.8h of sunshine.

How many hours of sunshine does Serena have in January?

In January, the average sunshine duration in Serena is 3.8h.

What are the months with the lowest UV index in Serena?

The months with the lowest UV index in Serena are January and December, with an average maximum UV index of 1.

How high is the UV index in January in Serena?

The average daily maximum UV index in January is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Serena, IL

Average temperature in January - Serena, IL
  • Average high temperature in January: 28.8°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in January: 17.1°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

[Resources]

Average pressure in January
Serena, IL

Average pressure in January - Serena, IL
  • Average pressure in January: 30.12"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

[Resources]

Average wind speed in January
Serena, IL

Average wind speed in January - Serena, IL
  • Average wind speed in January: 9.9mph

The windiest month (with the highest average wind speed) is April (10mph).
The calmest month (with the lowest average wind speed) is August (6mph).

[Resources]

Average humidity in January
Serena, IL

Average humidity in January - Serena, IL
  • Average humidity in January: 83%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (73%).

[Resources]

Average rainfall in January
Serena, IL

Average rainfall in January - Serena, IL
  • Average rainfall in January: 0.43"

The wettest month (with the highest rainfall) is May (1.14").
The driest month (with the least rainfall) is November (0.35").

[Resources]

Average rainfall days in January
Serena, IL

Average rainfall days in January - Serena, IL
  • Average rainfall days in January: 3 days

The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is January (3 days).

[Resources]

Average snowfall in January
Serena, IL

Average snowfall in January - Serena, IL
  • Average snowfall in January: 0.98"

The month with the highest snowfall is January (0.98").
The months with the least snowfall are May, June, July, August and September (0").

[Resources]

Average snowfall days in January
Serena, IL

Average snowfall days in January - Serena, IL
  • Average snowfall days in January: 8.3 days

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight in January /
Average sunshine in January
Serena, IL

Average daylight in January / Average sunshine in January - Serena, IL
  • Average daylight in January: 9h and 35min

The month with the longest days is June (Average daylight: 15h and 8min).
The month with the shortest days is December (Average daylight: 9h and 14min).

  • Average sunshine in January: 3h and 48min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

[Resources]

Average sunshine days in January
Serena, IL

Average sunshine days in January - Serena, IL
  • Average sunshine days in January: 22.6 days

The month with the most sunshine days is December (23 days).
The month with the least sunshine days is May (14.7 days).

[Resources]

Average UV index in January
Serena, IL

Average UV index in January - Serena, IL
  • Average UV index in January: 1

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

[Resources]

Average cloud cover in January
Serena, IL

Average cloud cover in January - Serena, IL
  • Average cloud cover in January: 60

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 33).

[Resources]

Average visibility in January
Serena, IL

Average visibility in January - Serena, 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).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location