January weather forecast
Hopkins Park, IL

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Weather in January

January, like December, is a freezing cold winter month in Hopkins Park, Illinois, with temperature in the range of an average low of 18.5°F (-7.5°C) and an average high of 30°F (-1.1°C).

Temperature

In Hopkins Park, the lowest temperatures are generally noted in January, averaging a high of 30°F (-1.1°C) and a low of 18.5°F (-7.5°C).

Humidity

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

Rainfall

In Hopkins Park, in January, during 6.4 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. In Hopkins Park, during the entire year, the rain falls for 132 days and collects up to 15.16" (385mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. The month with the most snowfall is January, when snow falls for 10.3 days and typically aggregates up to 1.42" (36mm) of snow.

Daylight

The average length of the day in January is 9h and 37min.
On the first day of January, sunrise is at 7:15 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 5:05 pm CST.

Sunshine

January has the least sunshine of the year, with an average of 3.7h of sunshine.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 1 during January translates into the following directions:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

January, on average, is the coldest month, registering a high temperature of 30°F (-1.1°C) and a low of 18.5°F (-7.5°C).

How cold is it in January?

The average high-temperature, in January, in Hopkins Park, is 30°F (-1.1°C), while the average low-temperature is 18.5°F (-7.5°C).

What is the average humidity in January?

The average relative humidity in January is 82%.

How much does it rain in January?

In Hopkins Park, Illinois, in January, it is raining for 6.4 days, with typically 0.79" (20mm) of accumulated precipitation.

When does it snow the most?

January is the month with the most snowfall. Snow falls for 10.3 days and accumulates 1.42" (36mm) of snow.

How much does it snow in January?

In January, it is snowing for 10.3 days. Throughout January, 1.42" (36mm) of snow is accumulated.

How many hours of daylight does Hopkins Park have in January?

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

When are sunrise and sunset in January?

On the first day of January, sunrise is at 7:15 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 5:05 pm CST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 3.7h of sunshine.

How long on average sun shines in January in Hopkins Park?

In January, the average sunshine duration is 3.7h.

What is the month with the lowest UV index?

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

How high is the UV index in January?

In Hopkins Park, the average daily maximum UV index in January is 1. A UV Index reading of 2, and below, represents a low health risk from exposure to Sun's UV rays.
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
Hopkins Park, IL

Average temperature in January - Hopkins Park, IL
  • Average high temperature in January: 30°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in January: 18.5°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

Average pressure in January
Hopkins Park, IL

Average pressure in January - Hopkins Park, 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).

Average wind speed in January
Hopkins Park, IL

Average wind speed in January - Hopkins Park, IL
  • Average wind speed in January: 10.1mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

Average humidity in January
Hopkins Park, IL

Average humidity in January - Hopkins Park, IL
  • Average humidity in January: 82%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

Average rainfall in January
Hopkins Park, IL

Average rainfall in January - Hopkins Park, IL
  • Average rainfall in January: 0.79"

The wettest month (with the highest rainfall) is May (2.2").
The driest month (with the least rainfall) is February (0.67").

Average rainfall days in January
Hopkins Park, IL

Average rainfall days in January - Hopkins Park, IL
  • Average rainfall days in January: 6.4 days

The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is February (5.1 days).

Average snowfall in January
Hopkins Park, IL

Average snowfall in January - Hopkins Park, IL
  • Average snowfall in January: 1.42"

The month with the highest snowfall is January (1.42").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Hopkins Park, IL

Average snowfall days in January - Hopkins Park, IL
  • Average snowfall days in January: 10.3 days

The month with the highest number of snowfall days is January (10.3 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
Hopkins Park, IL

Average daylight in January / Average sunshine in January - Hopkins Park, 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 4min

The months with the most sunshine are June, July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in January
Hopkins Park, IL

Average sunshine days in January - Hopkins Park, IL
  • Average sunshine days in January: 16.9 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is July (10.7 days).

Average UV index in January
Hopkins Park, IL

Average UV index in January - Hopkins Park, 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).

Average cloud cover in January
Hopkins Park, IL

Average cloud cover in January - Hopkins Park, 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 August (Cloud cover 32).

Average visibility in January
Hopkins Park, IL

Average visibility in January - Hopkins Park, 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).

Hopkins Park, Illinois, USA

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