Weather forecast for 10 days
Winthrop Harbor, IL

Weather forecast for the weekend

Saturday, May 3.

AM Clouds / PM Sun
5:41 am

7:55 pm
CDT
AM Clouds / PM Sun
50°F / 43°F
  • Wind: 16mph NNE
  • Humidity: 72%
  • Precip. probability: 11%
  • Precipitation: 0"
  • UV index: 7
On Saturday, May 3, patchy morning clouds will clear as the afternoon brings plenty of sunshine.
The daytime temperature will peak at a cool 50°F, slightly differing from the night's low of a chilly 42.8°F.
Tomorrow, the temperature forecast of 50°F will better match April's climate average than that of May.
Sunrise will be at 5:41 am and sunset at 7:55 pm; tomorrow's daylight will last for 14h and 14min.

Sunday, May 4.

Cloudy
5:39 am

7:56 pm
CDT
Cloudy
57°F / 46°F
  • Wind: 15mph NNE
  • Humidity: 61%
  • Precip. probability: 24%
  • Precipitation: 0.08"
  • UV index: 4
On Sunday, in Winthrop Harbor, thick clouds will dominate the sky.
Minimal precipitation is forecasted. The temperature will vary between a maximum of a moderate 57.2°F and a minimum of a frosty 46.4°F.
On Sunday, the maximum temperature is expected to be relatively lower than May's climate norm of 61.3°F.
Sunrise will be at 5:39 am and sunset at 7:56 pm; the daylight will last for 14h and 16min.

Frequently asked questions

What is the weather forecast for Winthrop Harbor for tomorrow?
Tomorrow, expect a cloudy morning, but by midday, the sun will begin to shine through.
What will be the maximum temperature tomorrow?
Tomorrow, the highest temperature will be 50°F, while the lowest temperature will be 42.8°F.
Tomorrow, the highest temperature will be significantly lower than the average maximum of 61.3°F in May. The lowest temperature tomorrow will be a few degrees lower than the average low temperature.
When are sunrise and sunset tomorrow?
On Saturday, in Winthrop Harbor, sunrise will be at 5:41 am and sunset at 7:55 pm (CDT).
How many hours of daylight will Winthrop Harbor have tomorrow?
Tomorrow, the daylight will last for 14h and 14min.
What is the weather forecast for Winthrop Harbor for Sunday?
On Sunday, in Winthrop Harbor, heavy clouds will be present throughout the day.
Will it rain on Sunday?
On Sunday, there is a low probability of minimal rainfall in Winthrop Harbor.
What will be the highest temperature on Sunday?
On Sunday, the maximum temperature will be 57.2°F, while the minimum temperature will be 46.4°F.
What is the weather forecast for Winthrop Harbor for the next ten days?
In Winthrop Harbor, predominantly cloudy and occasionally dry and sunny weather is anticipated for the next ten days.
Will it rain in the next ten days in Winthrop Harbor?
Rainfall is forecasted only for Sunday. With a probability of 24%, minimal precipitation of 0.08" is expected.
How warm will it be in the next ten days?
The maximum temperature will range between 50°F and 62.6°F, while the minimum temperature will range between 42.8°F and 50°F.
What will be the warmest and the coldest days?
With a maximum temperature of 62.6°F, Tuesday, next Saturday and Sunday will be the warmest days. With a maximum temperature of 50°F, Friday and Saturday will be the coldest days.

Long-term weather forecast

FriMay 2.
  • 50°F
  • 43°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 8mph E
  • Humidity: 78%
  • UV index: 5
  • Precip. probability: 15%
  • Precipitation: 0"
  • 5:42 am 7:53 pm CDT
SatMay 3.
  • 50°F
  • 43°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Wind: 16mph NNE
  • Humidity: 72%
  • UV index: 7
  • Precip. probability: 11%
  • Precipitation: 0"
  • 5:41 am 7:55 pm CDT
SunMay 4.
  • 57°F
  • 46°F
Cloudy
Cloudy
  • Wind: 15mph NNE
  • Humidity: 61%
  • UV index: 4
  • Precip. probability: 24%
  • Precipitation: 0.08"
  • 5:39 am 7:56 pm CDT
MonMay 5.
  • 54°F
  • 45°F
Cloudy
Cloudy
  • Wind: 11mph NNE
  • Humidity: 72%
  • UV index: 3
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:38 am 7:57 pm CDT
TueMay 6.
  • 63°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph ESE
  • Humidity: 68%
  • UV index: 6
  • Precip. probability: 13%
  • Precipitation: 0"
  • 5:37 am 7:58 pm CDT
WedMay 7.
  • 57°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph NNE
  • Humidity: 71%
  • UV index: 7
  • Precip. probability: 19%
  • Precipitation: 0"
  • 5:36 am 7:59 pm CDT
ThuMay 8.
  • 52°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Wind: 15mph NNE
  • Humidity: 62%
  • UV index: 7
  • Precip. probability: 8%
  • Precipitation: 0"
  • 5:34 am 8:00 pm CDT
FriMay 9.
  • 57°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Wind: 10mph ENE
  • Humidity: 57%
  • UV index: 7
  • Precip. probability: 9%
  • Precipitation: 0"
  • 5:33 am 8:01 pm CDT
SatMay 10.
  • 63°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph NE
  • Humidity: 60%
  • UV index: 7
  • Precip. probability: 13%
  • Precipitation: 0"
  • 5:32 am 8:02 pm CDT
SunMay 11.
  • 63°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph NE
  • Humidity: 62%
  • UV index: 8
  • Precip. probability: 5%
  • Precipitation: 0"
  • 5:31 am 8:03 pm CDT
Conditions over the next ten days suggest that primarily cloudy and occasionally sun-filled weather is expected.
With a probability of 24%, rainfall is anticipated only on Sunday. The precipitation will be minimal at 0.08".
Expect a substantial fluctuation in daytime highs in the next ten days. Forecast highs will fluctuate between 50°F and 62.6°F, while the low temperature range extends from 42.8°F to 50°F.
Tuesday, next Saturday and Sunday, with the highest temperature of 62.6°F, will be the warmest days; the coldest days will be Friday and Saturday, with a maximum of 50°F.
Updated: May 2, 2025 @ 12:28:48 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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