Savanna, IL Weather Forecast
Local 7-day forecast
Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Savanna, IL in one place.
Partly sunny, with a high near 83. East wind 5 to 10 mph.
Local Weather Overview
This forecast page for Savanna, 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: May 28, 2026 8:56 PM CDT.
The active forecast window currently covers May 30 to Jun 4, 2026 for Savanna, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 30 to Jun 4, 2026
- Latest sync
- May 28, 2026 8:56 PM CDT
- Forecast office
- DVN
- Source
- NOAA / NWS
Daily Outlook
This Week in Savanna
Thursday looks like the warmest upcoming period in Savanna at 88 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 55 degrees F.
The strongest winds are forecast for Saturday at about 5 to 10 mph E.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- May 28, 2026 8:56 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- DVN
- Radar station
- KDVN
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 57.
Mostly sunny, with a high near 82.
Partly cloudy, with a low around 57.
Mostly sunny, with a high near 86.
Mostly clear, with a low around 57.
Sunny, with a high near 85.
Mostly clear, with a low around 55.
Sunny, with a high near 85.
Mostly clear, with a low around 58.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
May 30
|
Partly Sunny
|
83°F |
5 to 10 mph
E
|
|
Saturday Night
May 30
|
Mostly Cloudy
|
57°F |
5 to 10 mph
E
|
|
Sunday
May 31
|
Mostly Sunny
|
82°F |
5 mph
SE
|
|
Sunday Night
May 31
|
Partly Cloudy
|
57°F |
0 to 5 mph
E
|
|
Monday
Jun 1
|
Mostly Sunny
|
86°F |
0 to 5 mph
E
|
|
Monday Night
Jun 1
|
Mostly Clear
|
57°F |
5 mph
E
|
|
Tuesday
Jun 2
|
Sunny
|
85°F |
5 mph
E
|
|
Tuesday Night
Jun 2
|
Mostly Clear
|
55°F |
5 mph
E
|
|
Wednesday
Jun 3
|
Sunny
|
85°F |
5 mph
SE
|
|
Wednesday Night
Jun 3
|
Mostly Clear
|
58°F |
0 to 5 mph
SE
|
|
Thursday
Jun 4
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
88°F |
5 to 10 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Savanna.