New Boston, IL Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for New Boston, IL in one place.
Mostly sunny. High near 48, with temperatures falling to around 46 in the afternoon. North wind 5 to 10 mph.
Local Weather Overview
This forecast page for New Boston, 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 6, 2026 8:24 AM CST.
The active forecast window currently covers Nov 6 to Nov 12, 2026 for New Boston, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 6 to Nov 12, 2026
- Latest sync
- Nov 6, 2026 8:24 AM CST
- Forecast office
- DVN
- Source
- NOAA / NWS
Daily Outlook
This Week in New Boston
Monday looks like the warmest upcoming period in New Boston at 66 degrees F.
Tonight is the coolest period ahead with temperatures near 31 degrees F.
The strongest winds are forecast for Today at about 5 to 10 mph N.
The forecast from Nov 6 through Nov 12 stays mostly dry.
Forecast Details
- Last updated
- Nov 6, 2026 8:24 AM CST
- Coverage
- 8 days
- Time zone
- America/Chicago
- Forecast office
- DVN
- Radar station
- KDVN
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. Northwest wind around 0 mph.
Mostly sunny. High near 52, with temperatures falling to around 47 in the afternoon. West wind 0 to 5 mph.
Mostly clear, with a low around 37. Southwest wind around 5 mph.
Sunny, with a high near 62.
Mostly clear, with a low around 39.
Sunny, with a high near 66.
Clear, with a low around 43.
Sunny, with a high near 63.
Mostly clear, with a low around 40.
Mostly sunny, with a high near 61.
Partly cloudy, with a low around 41.
Mostly sunny, with a high near 55.
Mostly clear, with a low around 37.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Nov 6
|
Mostly Sunny
|
48°F |
5 to 10 mph
N
|
|
Tonight
Nov 6
|
Mostly Clear
|
31°F |
0 mph
|
|
Saturday
Nov 7
|
Mostly Sunny
|
52°F |
0 to 5 mph
W
|
|
Saturday Night
Nov 7
|
Mostly Clear
|
37°F |
5 mph
SW
|
|
Sunday
Nov 8
|
Sunny
|
62°F |
5 mph
W
|
|
Sunday Night
Nov 8
|
Mostly Clear
|
39°F |
0 mph
|
|
Monday
Nov 9
|
Sunny
|
66°F |
0 to 10 mph
SW
|
|
Monday Night
Nov 9
|
Clear
|
43°F |
0 to 5 mph
W
|
|
Tuesday
Nov 10
|
Sunny
|
63°F |
0 mph
|
|
Tuesday Night
Nov 10
|
Mostly Clear
|
40°F |
0 mph
|
|
Veterans Day
Nov 11
|
Mostly Sunny
|
61°F |
0 to 5 mph
NW
|
|
Wednesday Night
Nov 11
|
Partly Cloudy
|
41°F |
0 to 5 mph
N
|
|
Thursday
Nov 12
|
Mostly Sunny
|
55°F |
5 mph
N
|
|
Thursday Night
Nov 12
|
Mostly Clear
|
37°F |
0 to 5 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around New Boston.