January weather forecast
Keithsburg, IL

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Weather in January

January, like December, is another subzero cold winter month in Keithsburg, Illinois, with an average temperature fluctuating between 29.7°F (-1.3°C) and 17.8°F (-7.9°C).

Temperature

The coldest period is January, when temperatures fluctuate between an average high of 29.7°F (-1.3°C) and a low of 17.8°F (-7.9°C).

Humidity

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

Rainfall

The months with the least rainfall are January and December Rain falls for 6.1 days and accumulates 1.46" (37mm) of rain.

Snowfall

January through April, October through December are months with snowfall. January is the month with the most snowfall in Keithsburg. Snow falls for 10.8 days and accumulates 4.06" (103mm) of snow.

Daylight

In Keithsburg, the average length of the day in January is 9h and 37min.
On the first day of the month, sunrise is at 7:28 am and sunset at 4:45 pm. On the last day of January, sunrise is at 7:15 am and sunset at 5:18 pm CST.

Sunshine

With an average of 4.1h of sunshine, January has the least sunshine of the year.

UV index

January is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: The daily high UV index of 1 during January translates into the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
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Frequently asked questions

What is the coldest month in Keithsburg?

In Keithsburg, January records the average lowest temperatures, peaking at 29.7°F (-1.3°C) and reaching a low of 17.8°F (-7.9°C).

How cold is January in Keithsburg?

An average high-temperature, in January, in Keithsburg, is 29.7°F (-1.3°C) and the average low-temperature is 17.8°F (-7.9°C).

What is the average humidity in January in Keithsburg?

The average relative humidity in January in Keithsburg is 81%.

What is the driest month in Keithsburg?

The months with the least rainfall in Keithsburg, Illinois, are January and December Rain falls for 6.1 days and accumulates 1.46" (37mm) of rain.

How much does it rain in Keithsburg in January?

In Keithsburg, Illinois, during January, the rain falls for 6.1 days and regularly aggregates up to 1.46" (37mm) of precipitation.

When does it snow the most in Keithsburg?

January is the month with the most snowfall in Keithsburg, Illinois. Snow falls for 10.8 days and accumulates 4.06" (103mm) of snow.

How much does it snow in Keithsburg in January?

In January, it is snowing for 10.8 days. Throughout January, 4.06" (103mm) of snow is accumulated.

What is the average length of the day in January in Keithsburg?

The average day length in January is 9h and 37min.

When is the sunrise / sunset in January in Keithsburg?

On the first day of January in Keithsburg, Illinois, sunrise is at 7:28 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:18 pm CST.

What is the month with the least sunshine in Keithsburg?

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

How many hours of sunshine does Keithsburg have in January?

In Keithsburg, Illinois, the average sunshine duration in January is 4.1h.

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

The month with the lowest UV index in Keithsburg is January, with an average maximum UV index of 1.

How high is the UV index in January in Keithsburg?

The average daily maximum UV index in January is 1. A UV Index estimate of 2, and below, represents a low health threat from exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
36.1°F 2.3°C
29.7°F -1.3°C
34.9°F 1.6°C
Average low temperature
24.8°F -4°C
17.8°F -7.9°C
21.4°F -5.9°C
Average pressure
30.11" 765mmHg
30.14" 766mmHg
30.12" 765mmHg
Average wind speed
10mph 16.1km/h
10.6mph 17.1km/h
10.5mph 16.9km/h
Average max. wind speed
10.7mph 17.2km/h
11.3mph 18.2km/h
11.1mph 17.9km/h
Average wind speed gusts
16.1mph 25.9km/h
16.9mph 27.2km/h
16.6mph 26.7km/h
Average humidity
80%
81%
80%
Average rainfall
1.46" 37mm
1.46" 37mm
1.61" 41mm
Average rainfall days
7.7
6.1
5.7
Average snowfall
2.05" 52mm
4.06" 103mm
3.7" 94mm
Average snowfall days
6.9
10.8
8.6
Average daylight
9h 2min
9h 4min
10h 4min
Average sunshine
4h 4min
4h 1min
4h 2min
Average sunshine days
17.3
15.2
14.3
Average UV index
2
1
2
Average cloud cover
52%
56%
54%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in January
Keithsburg, IL

Average temperature in January - Keithsburg, IL
  • Average high temperature in January: 29.7°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in January: 17.8°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).

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Average pressure in January
Keithsburg, IL

Average pressure in January - Keithsburg, IL
  • Average pressure in January: 30.14"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in January
Keithsburg, IL

Average wind speed in January - Keithsburg, IL
  • Average wind speed in January: 10.6mph

The windiest months (with the highest average wind speed) are January and April (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

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Average humidity in January
Keithsburg, IL

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

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in January
Keithsburg, IL

Average rainfall in January - Keithsburg, IL
  • Average rainfall in January: 1.46"

The wettest month (with the highest rainfall) is May (4.57").
The driest months (with the least rainfall) are January and December (1.46").

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Average rainfall days in January
Keithsburg, IL

Average rainfall days in January - Keithsburg, IL
  • Average rainfall days in January: 6.1 days

The month with the highest number of rainy days is May (19.9 days).
The month with the least rainy days is February (5.7 days).

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Average snowfall in January
Keithsburg, IL

Average snowfall in January - Keithsburg, IL
  • Average snowfall in January: 4.06"

The month with the highest snowfall is January (4.06").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Keithsburg, IL

Average snowfall days in January - Keithsburg, IL
  • Average snowfall days in January: 10.8 days

The month with the highest number of snowfall days is January (10.8 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
Keithsburg, IL

Average daylight in January / Average sunshine in January - Keithsburg, 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: 4h and 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in January
Keithsburg, IL

Average sunshine days in January - Keithsburg, IL
  • Average sunshine days in January: 15.2 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is June (8.3 days).

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Average UV index in January
Keithsburg, IL

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

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

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Average cloud cover in January
Keithsburg, IL

Average cloud cover in January - Keithsburg, 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 August and September (Cloud cover 30).

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Average visibility in January
Keithsburg, IL

Average visibility in January - Keithsburg, 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).

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Keithsburg, Illinois, USA

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