Hillside, IL Weather Forecast
Local 7-day forecast
Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Hillside, IL in one place.
Mostly cloudy. High near 64, with temperatures falling to around 62 in the afternoon. Northeast wind around 15 mph, with gusts as high as 25 mph. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Hillside, 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 21, 2026 6:03 PM CDT.
The active forecast window currently covers Sep 21 to Sep 27, 2026 for Hillside, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 21 to Sep 27, 2026
- Latest sync
- Sep 21, 2026 6:03 PM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Hillside
Sunday looks like the warmest upcoming period in Hillside at 70 degrees F.
Friday Night is the coolest period ahead with temperatures near 52 degrees F.
The strongest winds are forecast for This Afternoon at about 15 mph NE.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 21, 2026 6:03 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
Cloudy, with a low around 55. Northeast wind 10 to 15 mph. New rainfall amounts less than a tenth of an inch possible.
A slight chance of rain showers between 10am and 1pm. Mostly cloudy. High near 62, with temperatures falling to around 60 in the afternoon. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Mostly cloudy, with a low around 56. Northeast wind around 10 mph, with gusts as high as 20 mph.
Mostly cloudy, with a high near 65. Northeast wind 10 to 15 mph.
Mostly cloudy, with a low around 55.
Partly sunny, with a high near 66.
Mostly cloudy, with a low around 55.
Mostly sunny, with a high near 66.
Partly cloudy, with a low around 52.
Partly sunny, with a high near 66.
Mostly cloudy, with a low around 54.
A slight chance of rain showers after 7am. Partly sunny, with a high near 70.
A slight chance of rain showers before 7pm. Partly cloudy, with a low around 56.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Sep 21
|
Mostly Cloudy
|
64°F |
15 mph
NE
|
|
Tonight
Sep 21
|
Cloudy
|
55°F |
10 to 15 mph
NE
|
|
Tuesday
Sep 22
|
Slight Chance Rain Showers
|
62°F |
10 to 15 mph
NE
|
|
Tuesday Night
Sep 22
|
Mostly Cloudy
|
56°F |
10 mph
NE
|
|
Wednesday
Sep 23
|
Mostly Cloudy
|
65°F |
10 to 15 mph
NE
|
|
Wednesday Night
Sep 23
|
Mostly Cloudy
|
55°F |
5 to 10 mph
ENE
|
|
Thursday
Sep 24
|
Partly Sunny
|
66°F |
5 to 10 mph
ENE
|
|
Thursday Night
Sep 24
|
Mostly Cloudy
|
55°F |
0 to 5 mph
ENE
|
|
Friday
Sep 25
|
Mostly Sunny
|
66°F |
0 to 5 mph
E
|
|
Friday Night
Sep 25
|
Partly Cloudy
|
52°F |
0 to 5 mph
E
|
|
Saturday
Sep 26
|
Partly Sunny
|
66°F |
0 to 5 mph
SE
|
|
Saturday Night
Sep 26
|
Mostly Cloudy
|
54°F |
0 to 5 mph
ESE
|
|
Sunday
Sep 27
|
Slight Chance Rain Showers
|
70°F |
0 to 5 mph
SE
|
|
Sunday Night
Sep 27
|
Slight Chance Rain Showers then Partly Cloudy
|
56°F |
0 to 5 mph
NNE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Hillside.
