Sidney, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Sidney, IL in one place.
Sunny, with a high near 79. East northeast wind 5 to 12 mph, with gusts as high as 18 mph.
Local Weather Overview
This forecast page for Sidney, 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: Jun 2, 2026 1:43 AM CDT.
The active forecast window currently covers Jun 2 to Jun 8, 2026 for Sidney, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 2 to Jun 8, 2026
- Latest sync
- Jun 2, 2026 1:43 AM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Sidney
Monday looks like the warmest upcoming period in Sidney at 86 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 53 degrees F.
The strongest winds are forecast for Friday at about 9 to 15 mph SSW.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 2, 2026 1:43 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- ILX
- Radar station
- KILX
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 53. East northeast wind 3 to 10 mph, with gusts as high as 16 mph.
Sunny, with a high near 81. East wind around 7 mph.
Mostly clear, with a low around 57. South southeast wind around 6 mph.
Sunny, with a high near 85. South southwest wind 6 to 13 mph, with gusts as high as 18 mph.
Partly cloudy, with a low around 62. South southwest wind around 9 mph.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 85.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 85.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 2
|
Sunny
|
79°F |
5 to 12 mph
ENE
|
|
Tuesday Night
Jun 2
|
Clear
|
53°F |
3 to 10 mph
ENE
|
|
Wednesday
Jun 3
|
Sunny
|
81°F |
7 mph
E
|
|
Wednesday Night
Jun 3
|
Mostly Clear
|
57°F |
6 mph
SSE
|
|
Thursday
Jun 4
|
Sunny
|
85°F |
6 to 13 mph
SSW
|
|
Thursday Night
Jun 4
|
Partly Cloudy
|
62°F |
9 mph
SSW
|
|
Friday
Jun 5
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
84°F |
9 to 15 mph
SSW
|
|
Friday Night
Jun 5
|
Chance Showers And Thunderstorms
|
65°F |
9 to 13 mph
SSW
|
|
Saturday
Jun 6
|
Chance Showers And Thunderstorms
|
85°F |
9 to 13 mph
SW
|
|
Saturday Night
Jun 6
|
Chance Showers And Thunderstorms
|
65°F |
7 to 10 mph
SW
|
|
Sunday
Jun 7
|
Chance Showers And Thunderstorms
|
85°F |
9 mph
SSW
|
|
Sunday Night
Jun 7
|
Chance Showers And Thunderstorms
|
66°F |
8 mph
SE
|
|
Monday
Jun 8
|
Chance Showers And Thunderstorms
|
86°F |
12 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Sidney.