January weather forecast
Gilman, IL

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Weather in January

January, the same as December, in Gilman, Illinois, is another subzero cold winter month, with an average temperature varying between 30.7°F (-0.7°C) and 18.7°F (-7.4°C).

Temperature

January stands out as Gilman's coldest month, with temperatures ranging between an average high of 30.7°F (-0.7°C) and a low of 18.7°F (-7.4°C).

Humidity

The average relative humidity in January is 81%.

Rainfall

The months with the least rainfall are January, February and December Rain falls for 5.5 days and accumulates 0.91" (23mm) of rain.

Snowfall

January through April, November and December are months with snowfall. In Gilman, during January, snow falls for 9.6 days and regularly aggregates up to 2.09" (53mm) of snow. Throughout the year, there are 30.7 snowfall days, and 8.19" (208mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 39min.
On the first day of the month, sunrise is at 7:16 am and sunset at 4:34 pm. On the last day of January, sunrise is at 7:03 am and sunset at 5:07 pm CST.

Sunshine

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

UV index

In January, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In January, an average UV index of 2 transforms into the following instructions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

Gilman's coldest month, January, generally records average temperatures ranging from a high of 30.7°F (-0.7°C) to a low of 18.7°F (-7.4°C).

How cold is it in January?

In Gilman, 30.7°F (-0.7°C) is the average high-temperature and 18.7°F (-7.4°C) is the average low-temperature during January.

What is the average humidity in January in Gilman?

In Gilman, the average relative humidity in January is 81%.

What is the driest month?

The months with the least rainfall are January, February and December Rain falls for 5.5 days and accumulates 0.91" (23mm) of rain.

How much does it rain in January?

In Gilman, in January, it is raining for 5.5 days, with typically 0.91" (23mm) of accumulated precipitation.

How much does it snow in January?

In January, it is snowing for 9.6 days. Throughout January, 2.09" (53mm) of snow is accumulated.

How many hours of daylight does Gilman have in January?

In January, the average day length is 9h and 39min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:16 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 5:07 pm CST.

What is the month with the least sunshine?

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

How long on average sun shines in January?

The average sunshine duration in January is 3.8h.

What is the UV index reading in January?

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
Gilman, IL

Average temperature in January - Gilman, IL
  • Average high temperature in January: 30.7°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in January: 18.7°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

Average pressure in January
Gilman, IL

Average pressure in January - Gilman, IL
  • Average pressure in January: 30.13"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in January
Gilman, IL

Average wind speed in January - Gilman, IL
  • Average wind speed in January: 10.4mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

Average humidity in January
Gilman, IL

Average humidity in January - Gilman, IL
  • Average humidity in January: 81%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).

Average rainfall in January
Gilman, IL

Average rainfall in January - Gilman, IL
  • Average rainfall in January: 0.91"

The wettest month (with the highest rainfall) is May (2.44").
The driest months (with the least rainfall) are January, February and December (0.91").

Average rainfall days in January
Gilman, IL

Average rainfall days in January - Gilman, IL
  • Average rainfall days in January: 5.5 days

The month with the highest number of rainy days is May (17.3 days).
The months with the least rainy days are January and February (5.5 days).

Average snowfall in January
Gilman, IL

Average snowfall in January - Gilman, IL
  • Average snowfall in January: 2.09"

The month with the highest snowfall is February (2.24").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Gilman, IL

Average snowfall days in January - Gilman, IL
  • Average snowfall days in January: 9.6 days

The month with the highest number of snowfall days is January (9.6 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
Gilman, IL

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in January: 3h and 5min

The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in January
Gilman, IL

Average sunshine days in January - Gilman, IL
  • Average sunshine days in January: 17.5 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (11.4 days).

Average UV index in January
Gilman, IL

Average UV index in January - Gilman, IL
  • Average UV index in January: 2

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

Average cloud cover in January
Gilman, IL

Average cloud cover in January - Gilman, IL
  • Average cloud cover in January: 59

The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 33).

Average visibility in January
Gilman, IL

Average visibility in January - Gilman, 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).

Gilman, Illinois, USA

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