Decatur, MO Weather Forecast
Local 7-day forecast
Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Decatur, MO in one place.
Mostly cloudy, with a high near 55. North wind around 6 mph.
Local Weather Overview
This forecast page for Decatur, MO 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 11:22 PM CST.
The active forecast window currently covers Nov 6 to Nov 11, 2026 for Decatur, MO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 6 to Nov 11, 2026
- Latest sync
- Nov 4, 2026 11:22 PM CST
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Decatur
Veterans Day looks like the warmest upcoming period in Decatur at 69 degrees F.
Friday Night is the coolest period ahead with temperatures near 34 degrees F.
The strongest winds are forecast for Friday at about 6 mph N.
The forecast from Nov 6 through Nov 11 stays mostly dry.
Forecast Details
- Last updated
- Nov 4, 2026 11:22 PM CST
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KLSX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 34. North wind 0 to 3 mph.
Mostly sunny, with a high near 55.
Mostly clear, with a low around 34.
Sunny, with a high near 62.
Clear, with a low around 37.
Sunny, with a high near 68.
Clear, with a low around 42.
Sunny, with a high near 68.
Mostly clear, with a low around 44.
Mostly sunny, with a high near 69.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Nov 6
|
Mostly Cloudy
|
55°F |
6 mph
N
|
|
Friday Night
Nov 6
|
Partly Cloudy
|
34°F |
0 to 3 mph
N
|
|
Saturday
Nov 7
|
Mostly Sunny
|
55°F |
1 mph
N
|
|
Saturday Night
Nov 7
|
Mostly Clear
|
34°F |
0 mph
|
|
Sunday
Nov 8
|
Sunny
|
62°F |
2 mph
W
|
|
Sunday Night
Nov 8
|
Clear
|
37°F |
1 mph
NW
|
|
Monday
Nov 9
|
Sunny
|
68°F |
3 mph
SW
|
|
Monday Night
Nov 9
|
Clear
|
42°F |
2 mph
SW
|
|
Tuesday
Nov 10
|
Sunny
|
68°F |
2 mph
W
|
|
Tuesday Night
Nov 10
|
Mostly Clear
|
44°F |
0 mph
|
|
Veterans Day
Nov 11
|
Mostly Sunny
|
69°F |
2 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Decatur.