Weather forecast in Monroe Harbor (IL)

This data display current weather and forecast for the coming days in Monroe Harbor. In addition to temperature, wind, humidity and pressure, we include data on the probability of precipitation so you can have all the information about your destination before your trip.

Monroe Harbor current temperature and weather

February 19, 2026

Night
39.9°F Feels like: 36.3°F	Clear
	Wind: 3.6 mph (5.8 Km/h) SW Pressure: 29.66 inHg (1004 hPa) Humidity: 69%	Precip. prob.: 0% Visibility: 6 mi (10 km) UV index: 0
Morning
38.1°F Feels like: 32.2°F	Sunny
	Wind: 6 mph (9.7 Km/h) NE Pressure: 29.66 inHg (1004 hPa) Humidity: 85%	Precip. prob.: 0% Visibility: 6 mi (10 km) UV index: 1
Day
47.3°F Feels like: 43.9°F	Overcast
	Wind: 5.4 mph (8.6 Km/h) NE Pressure: 29.52 inHg (1000 hPa) Humidity: 93%	Precip. prob.: 0% Visibility: 6 mi (10 km) UV index: 0.7
Evening
43.3°F Feels like: 40.6°F	Mist
	Wind: 3.8 mph (6.1 Km/h) E Pressure: 29.47 inHg (998 hPa) Humidity: 97%	Precip. prob.: 0% Visibility: 1 mi (2 km) UV index: 0

Marine weather forecast Monroe Harbor

The graphs show wave heights and directions, as well as wind speed and direction in Monroe Harbor for the coming days. Click on the sea state chart for more details

In order for you to be able to estimate what the weather is like in Monroe Harbor throughout the year, we provide monthly data for the last few years. Select the month you are interested in.

If you have interesting photos of this place, you can upload them here. Photos will be available to all users after verification by the moderator.

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Our report for Monroe Harbor is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.