What is today's weather forecast for Mc Lean, IL?

Today's forecast for Mc Lean shows a low of 43 degrees Fahrenheit. Mostly cloudy, with a low around 43.

What is the 7-day weather forecast for Mc Lean, IL?

The 7-day forecast for Mc Lean shows highs from 52 to 64 degrees and lows from 35 to 46 degrees Fahrenheit. Expect precipitation on 5 days with chances of 20% or higher.

Will it rain in Mc Lean, IL this week?

Yes, rain is possible in Mc Lean this week. Precipitation chances: Tuesday (78% chance), Wednesday (78% chance), Thursday (29% chance), Saturday (21% chance), Sunday (20% chance).

How accurate is the Mc Lean weather forecast?

WeatherForYou provides highly accurate Mc Lean forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Mc Lean, IL Weather Forecast and Current Conditions (61754)

Current Conditions From Nearby Station

54°F
Feels Like 54°F

Humidity 53% Dew Point 37°F Wind ENE 2 MPH Gusts 6 Barometer 30.2 in.767.1 mm

Solar Rad 0 w/m2

Report from a MADIS/MESONET station 8 miles ESE of central Mc Lean
at 7:15 PM Sun, Oct 26, 2025

Current Conditions From Nearby Station

54°F
Feels Like 54°F

Humidity 53% Dew Point 37°F Wind ENE 2 MPH Gusts 6 Barometer 30.2 in.767.1 mm

Solar Rad 0 w/m2

Report from a MADIS/MESONET station 8 miles ESE of central Mc Lean
at 7:15 PM Sun, Oct 26, 2025

Point Forecast at a Glance

SunOct 26

43°

MonOct 27

64°

46°

TueOct 28

50%

58°

44°

WedOct 29

80%

52°

40°

ThuOct 30

30%

55°

36°

FriOct 31

20%

55°

35°

SatNov 1

55°

37°

7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 52°F to 64°F. Unsettled weather expected with rain likely on at least 5 days.

Climate Context

Temperatures are expected to be near normal for this time of year, with highs around 58°F and lows around 38°F.

This Date in Weather History

1919 - The temperature at Bismarck, ND, plunged to ten degrees below zero, the earliest subzero reading of record for the city, and a record for the month of October.

Mc Lean 7 Day Weather Forecast Details

Sunday Oct 26

Night: Mostly cloudy, with a low around 43. East wind around 10 mph, with gusts as high as 21 mph.

Monday Oct 27

Day: Mostly sunny, with a high near 64. East wind 10 to 15 mph, with gusts as high as 22 mph.

Night: Mostly cloudy, with a low around 46. East wind 8 to 12 mph, with gusts as high as 18 mph.

Tuesday Oct 28

Day: A chance of rain showers after 7am. Cloudy, with a high near 58. East wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Night: Rain showers. Cloudy, with a low around 44. East wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Wednesday Oct 29

Day: Rain showers. Mostly cloudy, with a high near 52. East northeast wind 15 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Night: Rain showers likely. Mostly cloudy, with a low around 40. Northeast wind 9 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.