Buffalo, IL Weather Forecast
Local 7-day forecast
Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Buffalo, IL in one place.
Showers and thunderstorms. Mostly cloudy, with a high near 84. South southeast wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Local Weather Overview
This forecast page for Buffalo, 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 7, 2026 1:41 AM CDT.
The active forecast window currently covers Jun 8 to Jun 13, 2026 for Buffalo, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 8 to Jun 13, 2026
- Latest sync
- Jun 7, 2026 1:41 AM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Buffalo
Wednesday looks like the warmest upcoming period in Buffalo at 94 degrees F.
Friday Night is the coolest period ahead with temperatures near 68 degrees F.
The strongest winds are forecast for Thursday at about 14 to 17 mph SSW.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 7, 2026 1:41 AM CDT
- Coverage
- 6 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
Showers and thunderstorms. Mostly cloudy, with a low around 69. South wind 7 to 12 mph, with gusts as high as 16 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
A chance of rain showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 89. Southwest wind around 9 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 73. South southwest wind around 9 mph.
Sunny, with a high near 94.
Mostly clear, with a low around 74.
A chance of showers and thunderstorms between 7am and 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 93.
A chance of showers and thunderstorms. Mostly clear, with a low around 70.
A chance of rain showers before 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 91.
A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 68.
A chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Jun 8
|
Showers And Thunderstorms
|
84°F |
10 to 14 mph
SSE
|
|
Monday Night
Jun 8
|
Showers And Thunderstorms
|
69°F |
7 to 12 mph
S
|
|
Tuesday
Jun 9
|
Chance Showers And Thunderstorms
|
89°F |
9 mph
SW
|
|
Tuesday Night
Jun 9
|
Slight Chance Showers And Thunderstorms
|
73°F |
9 mph
SSW
|
|
Wednesday
Jun 10
|
Sunny
|
94°F |
10 to 15 mph
SSW
|
|
Wednesday Night
Jun 10
|
Mostly Clear
|
74°F |
14 mph
S
|
|
Thursday
Jun 11
|
Chance Showers And Thunderstorms
|
93°F |
14 to 17 mph
SSW
|
|
Thursday Night
Jun 11
|
Chance Showers And Thunderstorms
|
70°F |
8 to 14 mph
SSW
|
|
Friday
Jun 12
|
Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
91°F |
8 to 12 mph
SW
|
|
Friday Night
Jun 12
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
68°F |
7 to 10 mph
SSW
|
|
Saturday
Jun 13
|
Chance Showers And Thunderstorms
|
88°F |
7 to 12 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Buffalo.