Glendale Heights, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Glendale Heights, IL in one place.
Sunny. High near 71, with temperatures falling to around 69 in the afternoon. West northwest wind 5 to 10 mph.
Local Weather Overview
This forecast page for Glendale Heights, 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: Oct 8, 2026 6:25 PM CDT.
The active forecast window currently covers Oct 8 to Oct 14, 2026 for Glendale Heights, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 8 to Oct 14, 2026
- Latest sync
- Oct 8, 2026 6:25 PM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Glendale Heights
Saturday looks like the warmest upcoming period in Glendale Heights at 81 degrees F.
Tonight is the coolest period ahead with temperatures near 52 degrees F.
The strongest winds are forecast for Saturday at about 10 to 15 mph S.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 8, 2026 6:25 PM CDT
- Coverage
- 7 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
Mostly clear, with a low around 52. North northeast wind 0 to 5 mph.
Scattered rain showers between 8am and 4pm, then scattered showers and thunderstorms. Mostly cloudy, with a high near 72. South southeast wind 0 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 60. South southeast wind around 10 mph. Chance of precipitation is 20%.
Mostly sunny, with a high near 81. South wind 10 to 15 mph, with gusts as high as 25 mph.
Mostly cloudy, with a low around 60.
Partly sunny, with a high near 73.
Partly cloudy, with a low around 57.
Mostly sunny, with a high near 79.
A slight chance of rain showers after 7pm. Partly cloudy, with a low around 60.
A slight chance of rain showers before 1pm. Mostly sunny, with a high near 70.
Partly cloudy, with a low around 52.
A chance of rain showers after 7am. Partly sunny, with a high near 67.
A chance of rain showers. Mostly cloudy, with a low around 54.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Oct 8
|
Sunny
|
71°F |
5 to 10 mph
WNW
|
|
Tonight
Oct 8
|
Mostly Clear
|
52°F |
0 to 5 mph
NNE
|
|
Friday
Oct 9
|
Scattered Rain Showers
|
72°F |
0 to 10 mph
SSE
|
|
Friday Night
Oct 9
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
60°F |
10 mph
SSE
|
|
Saturday
Oct 10
|
Mostly Sunny
|
81°F |
10 to 15 mph
S
|
|
Saturday Night
Oct 10
|
Mostly Cloudy
|
60°F |
5 to 10 mph
SSE
|
|
Sunday
Oct 11
|
Partly Sunny
|
73°F |
5 mph
SE
|
|
Sunday Night
Oct 11
|
Partly Cloudy
|
57°F |
0 to 5 mph
S
|
|
Columbus Day
Oct 12
|
Mostly Sunny
|
79°F |
5 to 10 mph
SW
|
|
Monday Night
Oct 12
|
Slight Chance Rain Showers
|
60°F |
10 mph
WSW
|
|
Tuesday
Oct 13
|
Slight Chance Rain Showers
|
70°F |
10 mph
NNW
|
|
Tuesday Night
Oct 13
|
Partly Cloudy
|
52°F |
5 to 10 mph
NE
|
|
Wednesday
Oct 14
|
Chance Rain Showers
|
67°F |
5 to 10 mph
E
|
|
Wednesday Night
Oct 14
|
Chance Rain Showers
|
54°F |
5 to 10 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Glendale Heights.