Jamestown, IL Weather Forecast
Local 7-day forecast
Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Jamestown, IL in one place.
Partly sunny, with a high near 56. North northwest wind 5 to 13 mph.
Local Weather Overview
This forecast page for Jamestown, 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: Nov 4, 2026 5:56 PM CST.
The active forecast window currently covers Nov 6 to Nov 10, 2026 for Jamestown, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 6 to Nov 10, 2026
- Latest sync
- Nov 4, 2026 5:56 PM CST
- Forecast office
- PAH
- Source
- NOAA / NWS
Daily Outlook
This Week in Jamestown
Tuesday looks like the warmest upcoming period in Jamestown at 66 degrees F.
Saturday Night is the coolest period ahead with temperatures near 29 degrees F.
The strongest winds are forecast for Friday at about 5 to 13 mph NNW.
The forecast from Nov 6 through Nov 10 stays mostly dry.
Forecast Details
- Last updated
- Nov 4, 2026 5:56 PM CST
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- PAH
- Radar station
- KLSX
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 31. North wind 2 to 6 mph.
Sunny, with a high near 54. North northwest wind around 5 mph.
Mostly clear, with a low around 29. Northwest wind around 1 mph.
Sunny, with a high near 59. West northwest wind around 3 mph.
Mostly clear, with a low around 32. Wind around 0 mph.
Sunny, with a high near 64. South wind 0 to 3 mph.
Clear, with a low around 36. Southwest wind around 2 mph.
Sunny, with a high near 66. West wind around 3 mph.
Mostly clear, with a low around 38. Northwest wind around 1 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Nov 6
|
Partly Sunny
|
56°F |
5 to 13 mph
NNW
|
|
Friday Night
Nov 6
|
Mostly Clear
|
31°F |
2 to 6 mph
N
|
|
Saturday
Nov 7
|
Sunny
|
54°F |
5 mph
NNW
|
|
Saturday Night
Nov 7
|
Mostly Clear
|
29°F |
1 mph
NW
|
|
Sunday
Nov 8
|
Sunny
|
59°F |
3 mph
WNW
|
|
Sunday Night
Nov 8
|
Mostly Clear
|
32°F |
0 mph
|
|
Monday
Nov 9
|
Sunny
|
64°F |
0 to 3 mph
S
|
|
Monday Night
Nov 9
|
Clear
|
36°F |
2 mph
SW
|
|
Tuesday
Nov 10
|
Sunny
|
66°F |
3 mph
W
|
|
Tuesday Night
Nov 10
|
Mostly Clear
|
38°F |
1 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Jamestown.