January weather forecast
Pittwood, IL

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Weather in January

January, the same as December, in Pittwood, Illinois, is a freezing cold winter month, with temperature in the range of an average high of 30.6°F (-0.8°C) and an average low of 18.7°F (-7.4°C).

Temperature

Pittwood experiences its lowest average temperatures in January, reaching a peak of 30.6°F (-0.8°C) and a minimum of 18.7°F (-7.4°C).

Humidity

In Pittwood, the average relative humidity in January is 82%.

Rainfall

In Pittwood, in January, during 6.2 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. Throughout the year, there are 136.7 rainfall days, and 19.72" (501mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. The month with the most snowfall is January, when snow falls for 10.5 days and typically aggregates up to 2.56" (65mm) of snow.

Daylight

In January, the average length of the day is 9h and 38min.
On the first day of January, sunrise is at 7:15 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 5:06 pm CST.

Sunshine

With an average of 3.9h of sunshine, January has the least sunshine of the year.

UV index

In Pittwood, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In January, the maximum UV index of 2 transforms into these recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

Pittwood notes the coldest temperatures in January, with a average high of 30.6°F (-0.8°C) and a low of 18.7°F (-7.4°C).

How cold is it in January?

In January, in Pittwood, the average high-temperature is 30.6°F (-0.8°C), and the average low-temperature is 18.7°F (-7.4°C).

What is the average humidity in January?

In January, the average relative humidity is 82%.

How much does it rain in January?

In Pittwood, Illinois, in January, it is raining for 6.2 days, with typically 1.02" (26mm) of accumulated precipitation.

When does it snow the most?

January is the month with the most snowfall. Snow falls for 10.5 days and accumulates 2.56" (65mm) of snow.

How much does it snow in January?

In January, it is snowing for 10.5 days. Throughout January, 2.56" (65mm) of snow is accumulated.

What is the average length of the day in January?

In Pittwood, the average day length in January is 9h and 38min.

What time are sunrise and sunset in January?

On the first day of January, sunrise is at 7:15 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 5:06 pm CST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 3.9h of sunshine.

How many hours of sunshine does Pittwood have in January?

In Pittwood, the average sunshine duration in January is 3.9h.

How high is the UV index in January?

In Pittwood, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health threat from unprotected exposure to 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
Pittwood, IL

Average temperature in January - Pittwood, IL
  • Average high temperature in January: 30.6°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.6°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
Pittwood, IL

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

Average wind speed in January
Pittwood, IL

Average wind speed in January - Pittwood, IL
  • Average wind speed in January: 10.3mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

Average humidity in January
Pittwood, IL

Average humidity in January - Pittwood, IL
  • Average humidity in January: 82%

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

Average rainfall in January
Pittwood, IL

Average rainfall in January - Pittwood, IL
  • Average rainfall in January: 1.02"

The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is February (0.98").

Average rainfall days in January
Pittwood, IL

Average rainfall days in January - Pittwood, IL
  • Average rainfall days in January: 6.2 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (6.2 days).

Average snowfall in January
Pittwood, IL

Average snowfall in January - Pittwood, IL
  • Average snowfall in January: 2.56"

The month with the highest snowfall is January (2.56").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Pittwood, IL

Average snowfall days in January - Pittwood, IL
  • Average snowfall days in January: 10.5 days

The month with the highest number of snowfall days is January (10.5 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
Pittwood, IL

Average daylight in January / Average sunshine in January - Pittwood, 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 54min).

Average sunshine days in January
Pittwood, IL

Average sunshine days in January - Pittwood, IL
  • Average sunshine days in January: 16.9 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (10.1 days).

Average UV index in January
Pittwood, IL

Average UV index in January - Pittwood, 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
Pittwood, IL

Average cloud cover in January - Pittwood, 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
Pittwood, IL

Average visibility in January - Pittwood, 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).

Pittwood, Illinois, USA

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