National Weather Service forecast

Winthrop Harbor, Illinois Weather

59°Overnight: Rain Showers
Wind S 15 mph
7-DayHourlyRadar

Winthrop Harbor 7-Day Forecast

  1. Overnight
    59°F
    Rain Showers
    79% chance of precipitation

    Rain showers. Cloudy. Low around 59, with temperatures rising to around 63 overnight. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.

  2. Wednesday
    64°F
    Chance Rain Showers
    46% chance of precipitation

    A chance of rain showers before 3pm. Mostly cloudy. High near 64, with temperatures falling to around 56 in the afternoon. South southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

  3. Wednesday Night
    45°F
    Mostly Cloudy
    12% chance of precipitation

    Mostly cloudy, with a low around 45. Southwest wind around 15 mph, with gusts as high as 30 mph.

  4. Thursday
    56°F
    Chance Rain Showers
    50% chance of precipitation

    A chance of rain showers. Mostly cloudy, with a high near 56. West southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

  5. Thursday Night
    39°F
    Rain Showers Likely
    60% chance of precipitation

    Rain showers likely. Cloudy, with a low around 39. North northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

  6. Friday
    48°F
    Slight Chance Rain Showers then Mostly Cloudy
    20% chance of precipitation

    A slight chance of rain showers before noon. Mostly cloudy, with a high near 48. Chance of precipitation is 20%.

  7. Friday Night
    34°F
    Partly Cloudy
    4% chance of precipitation

    Partly cloudy, with a low around 34.

  8. Saturday
    51°F
    Mostly Sunny
    1% chance of precipitation

    Mostly sunny, with a high near 51.

  9. Saturday Night
    36°F
    Partly Cloudy

    Partly cloudy, with a low around 36.

  10. Sunday
    55°F
    Sunny
    5% chance of precipitation

    Sunny, with a high near 55.

  11. Sunday Night
    36°F
    Mostly Clear
    1% chance of precipitation

    Mostly clear, with a low around 36.

  12. Monday
    58°F
    Sunny

    Sunny, with a high near 58.

  13. Monday Night
    40°F
    Partly Cloudy
    1% chance of precipitation

    Partly cloudy, with a low around 40.

  14. Tuesday
    58°F
    Sunny
    1% chance of precipitation

    Sunny, with a high near 58.

Issued by the National Weather Service (LOT office), updated .

Winthrop Harbor Hourly Forecast

Loading the next 48 hours…

Full 100+ hour forecast for Winthrop Harbor

Winthrop Harbor Weather Radar

Open the full radar for Winthrop Harbor

About Winthrop Harbor

Population (2020 Census)
6,705
Coordinates
42.480, -87.828
Elevation
656 ft
NWS forecast office
LOT
Time zone
America/Chicago
Sunrise today
6:28 AM CST
Sunset today
4:41 PM CST
Daylight today
10 h 13 min

Winthrop Harbor Weather Questions

What is the weather forecast for Winthrop Harbor, Illinois?

Overnight: Rain showers. Cloudy. Low around 59, with temperatures rising to around 63 overnight. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible. Wednesday: A chance of rain showers before 3pm. Mostly cloudy. High near 64, with temperatures falling to around 56 in the afternoon. South southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Will it rain or snow in Winthrop Harbor this week?

The best chance of precipitation is Overnight at 79%. Periods with a 30% chance or more: Overnight (79%), Wednesday (46%), Thursday (50%), Thursday Night (60%).

How warm and how cold will it get in Winthrop Harbor this week?

The warmest day is Wednesday, with a high near 64°F. The coldest night is Friday Night, with a low near 34°F.

What time are sunrise and sunset in Winthrop Harbor today?

Sunrise is at 6:28 AM CST and sunset is at 4:41 PM CST, for 10 h 13 min of daylight.

Weather near Winthrop Harbor

Largest cities in Illinois

All Illinois cities