Lake Zurich, IL Weather Forecast

Local 7-day forecast

65°
F

Mostly Cloudy

Track current conditions, temperature changes, wind, and the full daily outlook for Lake Zurich, IL in one place.

Wednesday, September 23, 2026
Wind: 5 to 15 mph ENE
Wednesday

Mostly cloudy. High near 65, with temperatures falling to around 63 in the afternoon. East northeast wind 5 to 15 mph, with gusts as high as 25 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Lake Zurich, IL is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 22, 2026 5:10 PM CDT.

The active forecast window currently covers Sep 23 to Sep 28, 2026 for Lake Zurich, IL.

Page Snapshot

Page focus
city weather
Forecast window
Sep 23 to Sep 28, 2026
Latest sync
Sep 22, 2026 5:10 PM CDT
Forecast office
LOT
Source
NOAA / NWS
Next High
65°F
Wednesday
Next Low
52°F
Wednesday Night
Rain Outlook
0
Periods mentioning precipitation
Windiest
5 to 15 mph
Wednesday

Daily Outlook

Today
Sep 23
Mostly Cloudy
65 °F
/ 52°F
Wind 5 to 15 mph
Thu
Sep 24
Mostly Sunny
66 °F
/ 52°F
Wind 5 to 10 mph
Fri
Sep 25
Mostly Sunny
66 °F
/ 50°F
Wind 0 to 5 mph
Sat
Sep 26
Mostly Sunny
65 °F
/ 51°F
Wind 0 to 5 mph
Sun
Sep 27
Mostly Cloudy
67 °F
/ 53°F
Wind 0 to 5 mph
Mon
Sep 28
Mostly Sunny
71 °F
/ 56°F
Wind 0 to 5 mph

This Week in Lake Zurich

Monday looks like the warmest upcoming period in Lake Zurich at 71 degrees F.

Friday Night is the coolest period ahead with temperatures near 50 degrees F.

The strongest winds are forecast for Wednesday at about 5 to 15 mph ENE.

The forecast from Sep 23 through Sep 28 stays mostly dry.

Forecast Details

Last updated
Sep 22, 2026 5:10 PM CDT
Coverage
6 days
Time zone
America/Chicago
Forecast office
LOT
Radar station
KLOT

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Wednesday Night
Sep 23
52°F
Mostly Cloudy
5 to 10 mph ENE

Mostly cloudy, with a low around 52. East northeast wind 5 to 10 mph, with gusts as high as 20 mph.

Thursday
Sep 24
66°F
Mostly Sunny
5 to 10 mph ENE

Mostly sunny, with a high near 66. East northeast wind 5 to 10 mph.

Thursday Night
Sep 24
52°F
Mostly Cloudy
0 to 5 mph ENE

Mostly cloudy, with a low around 52.

Friday
Sep 25
66°F
Mostly Sunny
0 to 5 mph E

Mostly sunny, with a high near 66.

Friday Night
Sep 25
50°F
Partly Cloudy
0 to 5 mph E

Partly cloudy, with a low around 50.

Saturday
Sep 26
65°F
Mostly Sunny
0 to 5 mph SE

Mostly sunny, with a high near 65.

Saturday Night
Sep 26
51°F
Mostly Cloudy
0 to 5 mph SE

Mostly cloudy, with a low around 51.

Sunday
Sep 27
67°F
Mostly Cloudy
0 to 5 mph SSE

Mostly cloudy, with a high near 67.

Sunday Night
Sep 27
53°F
Mostly Cloudy
0 mph

Mostly cloudy, with a low around 53.

Monday
Sep 28
71°F
Mostly Sunny
0 to 5 mph ESE

Mostly sunny, with a high near 71.

Monday Night
Sep 28
56°F
Partly Cloudy
0 to 5 mph SE

Partly cloudy, with a low around 56.

Detailed Forecast

Period Conditions Temp Wind
Wednesday
Sep 23
Mostly Cloudy
65°F
5 to 15 mph
ENE
Wednesday Night
Sep 23
Mostly Cloudy
52°F
5 to 10 mph
ENE
Thursday
Sep 24
Mostly Sunny
66°F
5 to 10 mph
ENE
Thursday Night
Sep 24
Mostly Cloudy
52°F
0 to 5 mph
ENE
Friday
Sep 25
Mostly Sunny
66°F
0 to 5 mph
E
Friday Night
Sep 25
Partly Cloudy
50°F
0 to 5 mph
E
Saturday
Sep 26
Mostly Sunny
65°F
0 to 5 mph
SE
Saturday Night
Sep 26
Mostly Cloudy
51°F
0 to 5 mph
SE
Sunday
Sep 27
Mostly Cloudy
67°F
0 to 5 mph
SSE
Sunday Night
Sep 27
Mostly Cloudy
53°F
0 mph
Monday
Sep 28
Mostly Sunny
71°F
0 to 5 mph
ESE
Monday Night
Sep 28
Partly Cloudy
56°F
0 to 5 mph
SE
Lakefront Promenade  Lake Zurich  IL  June 2009
Lakefront Promenade Lake Zurich IL June 2009 image
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.