Cooperstown, IL Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Cooperstown, IL in one place.
Mostly sunny, with a high near 90. Heat index values as high as 101. Southwest wind 5 to 9 mph.
Local Weather Overview
This forecast page for Cooperstown, 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 8, 2026 8:48 AM CDT.
The active forecast window currently covers Jun 9 to Jun 14, 2026 for Cooperstown, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 9 to Jun 14, 2026
- Latest sync
- Jun 8, 2026 8:48 AM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Cooperstown
Wednesday looks like the warmest upcoming period in Cooperstown at 93 degrees F.
Sunday Night is the coolest period ahead with temperatures near 61 degrees F.
The strongest winds are forecast for Wednesday at about 10 to 17 mph SW.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 8:48 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KILX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 72. Heat index values as high as 101. Southwest wind 6 to 9 mph.
Sunny, with a high near 93. Southwest wind 10 to 17 mph, with gusts as high as 26 mph.
Showers and thunderstorms likely after 7pm. Partly cloudy, with a low around 71. Chance of precipitation is 70%.
Showers and thunderstorms likely before 1pm, then showers and thunderstorms likely. Mostly sunny, with a high near 90. Chance of precipitation is 70%.
Showers and thunderstorms likely before 7pm, then showers and thunderstorms likely. Partly cloudy, with a low around 65. Chance of precipitation is 70%.
A slight chance of rain showers. Sunny, with a high near 87. Chance of precipitation is 20%.
A slight chance of rain showers before 1am, then a chance of showers and thunderstorms. Mostly clear, with a low around 65. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 9
|
Mostly Sunny
|
90°F |
5 to 9 mph
SW
|
|
Tuesday Night
Jun 9
|
Mostly Clear
|
72°F |
6 to 9 mph
SW
|
|
Wednesday
Jun 10
|
Sunny
|
93°F |
10 to 17 mph
SW
|
|
Wednesday Night
Jun 10
|
Showers And Thunderstorms Likely
|
71°F |
10 to 17 mph
SW
|
|
Thursday
Jun 11
|
Showers And Thunderstorms Likely
|
90°F |
10 to 17 mph
SW
|
|
Thursday Night
Jun 11
|
Showers And Thunderstorms Likely
|
65°F |
6 to 13 mph
W
|
|
Friday
Jun 12
|
Slight Chance Rain Showers
|
87°F |
5 to 8 mph
W
|
|
Friday Night
Jun 12
|
Chance Showers And Thunderstorms
|
65°F |
6 mph
S
|
|
Saturday
Jun 13
|
Chance Showers And Thunderstorms
|
87°F |
6 to 9 mph
SW
|
|
Saturday Night
Jun 13
|
Chance Showers And Thunderstorms
|
65°F |
5 to 8 mph
SW
|
|
Sunday
Jun 14
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
82°F |
7 to 10 mph
N
|
|
Sunday Night
Jun 14
|
Chance Showers And Thunderstorms
|
61°F |
8 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Cooperstown.