What is today's weather forecast for Lake Summerset, IL?

Today's forecast for Lake Summerset shows a high of 67 degrees and a low of 55 degrees Fahrenheit. Sunny with a high near 67 F.

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

The 7-day forecast for Lake Summerset shows highs from 44 to 67 degrees and lows from 26 to 55 degrees Fahrenheit. Expect precipitation on 5 days with chances of 20% or higher.

Will it rain in Lake Summerset, IL this week?

Yes, rain is possible in Lake Summerset this week. Precipitation chances: Monday (40% chance), Tuesday (40% chance), Wednesday (30% chance), Thursday (30% chance), Friday (30% chance).

How accurate is the Lake Summerset weather forecast?

WeatherForYou provides highly accurate Lake Summerset 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.

Lake Summerset, IL Weather Forecast and Current Conditions

Current Conditions From Nearby Station

Switch to Metric Units

65°F
Feels Like 65°F

Humidity 10% Dew Point 7°F Wind Calm Barometer 29.85 in.758.2 mm

Solar Rad 15 w/m²

Report from a personal weather station 11.5 miles SSE of central Lake Summerset
at 4:09 PM Fri, Nov 14, 2025

Point Forecast at a Glance

FriNov 14

SatNov 15

SunNov 16

MonNov 17

TueNov 18

40%

WedNov 19

ThuNov 20

30%

7-Day Temperature Trend

Week Ahead Summary

High temperatures drop from 67°F to a low of 44°F, then recover to 50°F by week's end. Unsettled weather expected with wintry mix likely on at least 4 days.

Climate Context

This week's forecast shows temperatures running 6°F above the historical average for November. Normal highs for this period are around 46°F with lows around 28°F.

This Date in Weather History

1974 - A storm produced 15 inches of snow at the Buffalo, NY, airport, and 30 inches on the south shore of Lake Erie.

Lake Summerset, IL 7 Day Weather Forecast Details

Friday Nov 14

Day: Sunny with a high near 67 F. Winds from the S at 4 mph

Night: Partly Cloudy with a low near 55 F. Winds from the S at 9 mph

Saturday Nov 15

Day: Partly Cloudy with a high near 67 F. Winds from the WSW at 13 mph

Night: Clear with a low near 32 F. Winds from the NW at 13 mph

Sunday Nov 16

Day: Mostly Sunny with a high near 47 F. Winds from the NW at 11 mph

Night: Mostly Clear with a low near 26 F. Winds from the WNW at 7 mph

Monday Nov 17

Day: Partly Cloudy with Chance of Light Wintry Mix with a high near 44 F. Winds from the NNW at 5 mph. Chance of precipitation is 10%

Night: Partly Cloudy with Chance of Light Wintry Mix with a low near 29 F. Winds from the NE at 6 mph. Chance of precipitation is 40%

Tuesday Nov 18

Day: Partly Cloudy with Chance of Light Wintry Mix with a high near 44 F. Winds from the NE at 9 mph. Chance of precipitation is 40%

Night: Partly Cloudy with Snow Showers with a low near 26 F. Winds from the NE at 6 mph. Chance of precipitation is 20%

Wednesday Nov 19

Day: Partly Cloudy with a high near 46 F. Winds from the ENE at 6 mph

Night: Partly Cloudy with Scattered Showers with a low near 34 F. Winds from the E at 7 mph. Chance of precipitation is 30%

Thursday Nov 20

Day: Mostly Cloudy with Scattered Showers with a high near 50 F. Winds from the E at 9 mph. Chance of precipitation is 30%

Night: Mostly Cloudy with Scattered Showers with a low near 41 F. Winds from the ENE at 9 mph. Chance of precipitation is 30%

Friday Nov 21

Day: Mostly Cloudy with Scattered Showers with a high near 48 F. Winds from the NE at 10 mph. Chance of precipitation is 30%

Night: Mostly Cloudy with Scattered Showers with a low near 39 F. Winds from the ENE at 10 mph. Chance of precipitation is 30%

Saturday Nov 22

Day: Partly Cloudy with a high near 45 F. Winds from the NW at 10 mph

Night: Partly Cloudy with a low near 33 F. Winds from the W at 8 mph

Sunday Nov 23

Day: Partly Cloudy with a high near 46 F. Winds from the W at 7 mph

Night: Partly Cloudy with Light Wintry Mix with a low near 34 F. Winds from the SW at 9 mph. Chance of precipitation is 10%

About Lake Summerset, IL

Lake Summerset is a census-designated place (CDP) in Stephenson and Winnebago counties in Illinois. The population was 2,342 at the 2020 census.

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