Winthrop Harbor, IL Weather


Reviews



Download our custom City Report to see exclusive
data on cost of living, crime, climate, and more.

The most pleasant months of the year for Winthrop Harbor are August, July and June. In Winthrop Harbor, there are 4 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for Winthrop Harbor with an average high temperature of 80.3°, which ranks it as one of the coolest places in Illinois. January is the snowiest month in Winthrop Harbor with 12.6 inches of snow, and 6 months of the year have significant snowfall. July is the most humid month, though humidity is low for most of the year.

Today's Weather - Winthrop Harbor, IL

10 PM PST

Widespread Frost

32°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
OvernightWidespread Frost31° / 50°E 5 mph
Thursday NightMostly Clear40° / 55°ESE 5 to 15 mph
Friday NightPeriods Of Showers And Thunderstorms51° / 74°SSE 20 mph
Saturday NightShowers And Thunderstorms Likely59° / 75°SSW 15 to 25 mph
Sunday NightShowers And Thunderstorms Likely57° / 69°SSW 15 mph
Monday NightChance Rain Showers49° / 68°WSW 10 to 15 mph
Tuesday NightMostly Clear then Slight Chance Rain Showers51° / 74°SW 10 mph

Weather Highlights

Summer High: the July high is around 80 degrees
Winter Low: the January low is 16
Rain: averages 36 inches of rain a year
Snow: averages 40 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the Winthrop Harbor area is 9.2 (10=best), which means it is more comfortable than most places in Illinois.

9.2 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7.8. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.


Average Monthly High and Low (°F)
HighLow
January30° 16°
February34° 19°
March44° 28°
April55° 37°
May65° 46°
June75° 56°
July80° 63°
August79° 62°
September72° 54°
October60° 43°
November47° 32°
December34° 21°
Hot, Freezing, Rainy, Snowy Days: Winthrop Harbor
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January028107
February02575
March02193
April07111
May01120
June10110
July3090
August2090
September0090
October03100
November015101
December02695

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

Schools
Compare Winthrop Harbor, IL
cost of living
Compare food, housing, utilities, and more in Winthrop Harbor, Illinois to any other city in the US.