Exeter, IL Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Exeter, IL in one place.
Mostly sunny, with a high near 95. Heat index values as high as 107. Southwest wind 8 to 12 mph, with gusts as high as 22 mph.
Local Weather Overview
This forecast page for Exeter, 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: Aug 10, 2026 9:09 AM CDT.
The active forecast window currently covers Aug 11 to Aug 16, 2026 for Exeter, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 11 to Aug 16, 2026
- Latest sync
- Aug 10, 2026 9:09 AM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Exeter
Tuesday looks like the warmest upcoming period in Exeter at 95 degrees F.
Sunday Night is the coolest period ahead with temperatures near 67 degrees F.
The strongest winds are forecast for Tuesday at about 8 to 12 mph SW.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 10, 2026 9:09 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
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75. Heat index values as high as 106. Southwest wind 5 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 91. Southwest wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 72. Southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 85. East southeast wind 2 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.
Showers and thunderstorms likely before 1pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 87.
A slight chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 70.
A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 84.
A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Aug 11
|
Mostly Sunny
|
95°F |
8 to 12 mph
SW
|
|
Tuesday Night
Aug 11
|
Partly Cloudy then Chance Showers And Thunderstorms
|
75°F |
5 to 10 mph
SW
|
|
Wednesday
Aug 12
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
91°F |
7 mph
SW
|
|
Wednesday Night
Aug 12
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
72°F |
5 mph
SE
|
|
Thursday
Aug 13
|
Showers And Thunderstorms Likely
|
85°F |
2 to 6 mph
ESE
|
|
Thursday Night
Aug 13
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
69°F |
6 to 9 mph
ENE
|
|
Friday
Aug 14
|
Showers And Thunderstorms Likely
|
84°F |
6 to 9 mph
E
|
|
Friday Night
Aug 14
|
Chance Showers And Thunderstorms
|
69°F |
7 to 10 mph
ESE
|
|
Saturday
Aug 15
|
Chance Showers And Thunderstorms
|
87°F |
9 mph
SSW
|
|
Saturday Night
Aug 15
|
Slight Chance Showers And Thunderstorms
|
70°F |
3 to 7 mph
SSW
|
|
Sunday
Aug 16
|
Slight Chance Showers And Thunderstorms
|
84°F |
3 to 7 mph
WNW
|
|
Sunday Night
Aug 16
|
Slight Chance Showers And Thunderstorms
|
67°F |
2 to 6 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Exeter.