January weather forecast
Hanna City, IL

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Weather in January

January, like December, is another subzero cold winter month in Hanna City, Illinois, with temperature in the range of an average low of 18.9°F (-7.3°C) and an average high of 30.7°F (-0.7°C).

Temperature

January, known for its average high temperature of 30.7°F (-0.7°C) and an average low temperature of 18.9°F (-7.3°C), is the coldest month.

Humidity

The average relative humidity in January in Hanna City is 81%.

Rainfall

January is the month with the least rainfall in Hanna City. Rain falls for 5.2 days and accumulates 0.75" (19mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. January is the month with the most snowfall. Snow falls for 9 days and accumulates 2.36" (60mm) of snow.

Daylight

The average length of the day in January is 9h and 40min.
On the first day of January, sunrise is at 7:23 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:15 pm CST.

Sunshine

January has the least sunshine of the year, with an average of 4h of sunshine.

UV index

The months with the lowest UV index in Hanna City, Illinois, are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 2 in January transforms into the following instructions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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Frequently asked questions

What time of the year is the coldest in Hanna City?

In Hanna City, January registers the lowest temperatures, averaging 30.7°F (-0.7°C) at the peak and 18.9°F (-7.3°C) at the lowest.

How cold is it in Hanna City in January?

In January, in Hanna City, the average high-temperature is 30.7°F (-0.7°C), and the average low-temperature is 18.9°F (-7.3°C).

What is the average humidity in January in Hanna City?

In Hanna City, Illinois, the average relative humidity in January is 81%.

What is the driest month in Hanna City?

The month with the least rainfall is January, when the rain falls for 5.2 days and typically collects 0.75" (19mm) of precipitation.

How much does it rain in Hanna City in January?

In January, in Hanna City, the rain falls for 5.2 days. Throughout January, 0.75" (19mm) of precipitation is accumulated.

What is the snowiest month in Hanna City?

The month with the most snowfall is January, when snow falls for 9 days and typically aggregates up to 2.36" (60mm) of snow.

How many days does it snow in January in Hanna City?

In Hanna City, Illinois, during January, snow falls for 9 days and regularly aggregates up to 2.36" (60mm) of snow.

How many hours of daylight does Hanna City have in January?

The average day length in January in Hanna City, Illinois, is 9h and 40min.

What time are sunrise and sunset in January in Hanna City?

On the first day of January in Hanna City, Illinois, sunrise is at 7:23 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:15 pm CST.

What is the month with the least sunshine in Hanna City?

January has the least sunshine of the year in Hanna City, Illinois, with an average of 4h of sunshine.

How many hours of sunshine does Hanna City have in January?

In Hanna City, Illinois, the average sunshine duration in January is 4h.

What are the months with the lowest UV index in Hanna City?

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 Hanna City?

In January, the average daily maximum UV index in Hanna City, Illinois, is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
36.5°F 2.5°C
30.7°F -0.7°C
35.2°F 1.8°C
Average low temperature
26.1°F -3.3°C
18.9°F -7.3°C
22.5°F -5.3°C
Average pressure
30.11" 765mmHg
30.14" 766mmHg
30.11" 765mmHg
Average wind speed
9.8mph 15.8km/h
10.4mph 16.7km/h
10.4mph 16.7km/h
Average max. wind speed
10.4mph 16.7km/h
11mph 17.7km/h
11mph 17.7km/h
Average wind speed gusts
15.7mph 25.3km/h
16.5mph 26.6km/h
16.3mph 26.2km/h
Average humidity
80%
81%
80%
Average rainfall
0.87" 22mm
0.75" 19mm
0.83" 21mm
Average rainfall days
6.2
5.2
4.6
Average snowfall
1.18" 30mm
2.36" 60mm
1.57" 40mm
Average snowfall days
5.9
9
6.8
Average daylight
9h 2min
9h 4min
10h 4min
Average sunshine
4h 2min
4h 0min
4h 2min
Average sunshine days
19.5
18.5
17.8
Average UV index
2
2
2
Average cloud cover
52%
57%
54%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in January
Hanna City, IL

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

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in January: 18.9°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in January
Hanna City, IL

Average pressure in January - Hanna City, 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 (29.91"Hg).

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Average wind speed in January
Hanna City, IL

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

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in January
Hanna City, IL

Average humidity in January - Hanna City, IL
  • Average humidity in January: 81%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in January
Hanna City, IL

Average rainfall in January - Hanna City, IL
  • Average rainfall in January: 0.75"

The wettest month (with the highest rainfall) is May (2.64").
The driest month (with the least rainfall) is January (0.75").

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Average rainfall days in January
Hanna City, IL

Average rainfall days in January - Hanna City, IL
  • Average rainfall days in January: 5.2 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (4.6 days).

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Average snowfall in January
Hanna City, IL

Average snowfall in January - Hanna City, IL
  • Average snowfall in January: 2.36"

The month with the highest snowfall is January (2.36").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Hanna City, IL

Average snowfall days in January - Hanna City, IL
  • Average snowfall days in January: 9 days

The month with the highest number of snowfall days is January (9 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
Hanna City, IL

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in January: 4h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in January
Hanna City, IL

Average sunshine days in January - Hanna City, IL
  • Average sunshine days in January: 18.5 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (11.3 days).

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Average UV index in January
Hanna City, IL

Average UV index in January - Hanna City, IL
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in January
Hanna City, IL

Average cloud cover in January - Hanna City, IL
  • Average cloud cover in January: 57

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 29).

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Average visibility in January
Hanna City, IL

Average visibility in January - Hanna City, 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).

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Hanna City, Illinois, USA

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