Buffalo Grove, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Buffalo Grove, IL in one place.
Sunny, with a high near 96.
Local Weather Overview
This forecast page for Buffalo Grove, 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: Jul 11, 2026 11:34 PM CDT.
The active forecast window currently covers Jul 14 to Jul 18, 2026 for Buffalo Grove, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 14 to Jul 18, 2026
- Latest sync
- Jul 11, 2026 11:34 PM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Buffalo Grove
Tuesday looks like the warmest upcoming period in Buffalo Grove at 96 degrees F.
Friday Night is the coolest period ahead with temperatures near 71 degrees F.
The strongest winds are forecast for Saturday at about 5 to 15 mph WSW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 11, 2026 11:34 PM CDT
- Coverage
- 5 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 sourceExtended Forecast
Clear, with a low around 75.
Sunny, with a high near 95.
Mostly clear, with a low around 72.
Sunny, with a high near 91.
A slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 72.
A slight chance of showers and thunderstorms after 7am. Mostly sunny, with a high near 90.
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 71.
A slight chance of rain showers before 7am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jul 14
|
Sunny
|
96°F |
0 to 5 mph
NNW
|
|
Tuesday Night
Jul 14
|
Clear
|
75°F |
5 mph
WSW
|
|
Wednesday
Jul 15
|
Sunny
|
95°F |
5 mph
NW
|
|
Wednesday Night
Jul 15
|
Mostly Clear
|
72°F |
0 to 5 mph
NW
|
|
Thursday
Jul 16
|
Sunny
|
91°F |
0 to 10 mph
WSW
|
|
Thursday Night
Jul 16
|
Slight Chance Showers And Thunderstorms
|
72°F |
0 to 10 mph
WSW
|
|
Friday
Jul 17
|
Slight Chance Showers And Thunderstorms
|
90°F |
5 to 10 mph
WSW
|
|
Friday Night
Jul 17
|
Slight Chance Showers And Thunderstorms
|
71°F |
5 to 10 mph
WSW
|
|
Saturday
Jul 18
|
Slight Chance Showers And Thunderstorms
|
89°F |
5 to 15 mph
WSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Buffalo Grove.