Winthrop Harbor, IL weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Winthrop Harbor now
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Winthrop Harbor weather by the hour
Winthrop Harbor weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Winthrop Harbor.
This week in Winthrop Harbor
Sunrise, sunset and moon in Winthrop Harbor
What is the weather usually like in Winthrop Harbor?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 82°F average high
- Januarycoldest month · 16°F average low
- 35.3 inprecipitation per year · 897 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Winthrop Harbor: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station CHICAGO WAUKEGAN RGNL AP, IL US (USW00014880), adjusted for the elevation of Winthrop Harbor.
Winthrop Harbor weather month by month
Sunrise and sunset in Winthrop Harbor through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:16 AM | 4:45 PM | 9 h 28 min |
| February | 6:45 AM | 5:24 PM | 10 h 38 min |
| March | 7:01 AM | 6:59 PM | 11 h 57 min |
| April | 6:08 AM | 7:34 PM | 13 h 26 min |
| May | 5:27 AM | 8:07 PM | 14 h 40 min |
| June | 5:11 AM | 8:32 PM | 15 h 20 min |
| July | 5:26 AM | 8:28 PM | 15 h 2 min |
| August | 5:57 AM | 7:54 PM | 13 h 57 min |
| September | 6:30 AM | 7:02 PM | 12 h 32 min |
| October | 7:03 AM | 6:10 PM | 11 h 7 min |
| November | 6:41 AM | 4:30 PM | 9 h 49 min |
| December | 7:12 AM | 4:20 PM | 9 h 8 min |
Times for the 15th of each month, local time (America/Chicago).
What is the weather like in Winthrop Harbor?
Winthrop Harbor has a hot-summer humid continental climate. The warmest month is July, with an average high of 82°F (28°C), and the coldest is January, with average lows of 16°F (-9°C).
It gets about 35.3 inches (897 mm) of precipitation a year. The wettest month is June and the driest is January.
The best time to visit Winthrop Harbor is June to September. At 636 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Winthrop Harbor
Weather in towns near Winthrop Harbor
Questions about the weather in Winthrop Harbor
What is the hottest month in Winthrop Harbor?
July, with an average high of 82°F (28°C).
What is the coldest month in Winthrop Harbor?
January, with an average low of 16°F (-9°C).
How much does it rain in Winthrop Harbor?
About 35.3 inches (897 mm) a year; the wettest month is June.
Does it snow in Winthrop Harbor?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Winthrop Harbor?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Winthrop Harbor have?
Hot-summer humid continental (Köppen Dfa).
What is the weather like in Winthrop Harbor in November?
Highs average 48°F and lows 32°F, with about 2.3 inches of precipitation.
What time is sunrise in Winthrop Harbor?
Around 6:41 AM in mid-November, and sunset around 4:30 PM. Today’s exact times are shown above.
Where does this Winthrop Harbor weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Winthrop Harbor.
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