What is today's weather forecast for Mackinaw, IL?

Today's forecast for Mackinaw shows a high of 27 degrees and a low of 15 degrees Fahrenheit. Mostly sunny, with a high near 27.

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

The 7-day forecast for Mackinaw shows highs from 27 to 48 degrees and lows from 12 to 31 degrees Fahrenheit. Expect precipitation on 2 days with chances of 20% or higher.

Will it rain in Mackinaw, IL this week?

Yes, rain is possible in Mackinaw this week. Precipitation chances: Wednesday (40% chance), Thursday (80% chance).

How accurate is the Mackinaw weather forecast?

WeatherForYou provides highly accurate Mackinaw 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.

Mackinaw, IL Weather Forecast and Current Conditions

Current Conditions From Nearby Station

Switch to Metric Units

23°F
Feels Like 23°F

Humidity 73% Dew Point 16°F Wind SSW 1 MPH Gusts 4 Barometer 30.09 in.

Report from a MADIS/MESONET weather station 6.8 mi. NE of central Mackinaw
at 2:45 PM Mon, Dec 15, 2025

Point Forecast at a Glance

MonDec 15

TueDec 16

WedDec 17

ThuDec 18

80%

FriDec 19

SatDec 20

SunDec 21

Jump to detailed forecast ↓

7-Day Temperature Trend

Week Ahead Summary

High temperatures climb from 27°F to a high of 48°F by week's end. Some rain possible with at least 2 days showing precipitation chances of 20% or higher.

Climate Context

Temperatures are expected to be near normal for this time of year, with highs around 38°F and lows around 22°F.

This Date in Weather History

1945 - A record December snowstorm buried Buffalo, NY, under 36.6 inches of snow, with unofficial totals south of the city ranging up to 70 inches. Travel was brought to a halt by the storm.

Mackinaw, IL 7 Day Weather Forecast Details

Monday Dec 15

Day: Mostly sunny, with a high near 27. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.

Night: Mostly cloudy during the early evening, then becoming clear, with a low around 15. South wind 5 to 8 mph.

Tuesday Dec 16

Day: Sunny, with a high near 37. South southwest wind 6 to 11 mph, with gusts as high as 21 mph.

Night: Mostly cloudy, with a low around 27. South wind 5 to 11 mph becoming west after midnight. Winds could gust as high as 18 mph.

Wednesday Dec 17

Day: Mostly sunny, with a high near 39. Calm wind becoming south southeast 5 to 8 mph in the afternoon.

Night: A 40 percent chance of rain after midnight. Increasing clouds, with a low around 31. South southeast wind 9 to 15 mph, with gusts as high as 28 mph.

Thursday Dec 18

Day: Rain, mainly before noon. High near 48. South wind 15 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Night: Mostly cloudy, with a low around 12.

Friday Dec 19

Day: Mostly sunny, with a high near 31.

Night: Mostly cloudy, with a low around 24.

Saturday Dec 20

Day: Partly sunny, with a high near 46.

Night: Partly cloudy, with a low around 24.

Sunday Dec 21

Day: Mostly sunny, with a high near 39.

About Mackinaw, IL

Mackinaw is a village in Tazewell County, Illinois, United States, and is part of the Peoria, Illinois Metropolitan Statistical Area. Its population was 1,950 at the 2010 census.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

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