Frontenac, MO Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Frontenac, MO in one place.
Mostly sunny. High near 68, with temperatures falling to around 63 in the afternoon. West wind 3 to 16 mph, with gusts as high as 29 mph.
Local Weather Overview
This forecast page for Frontenac, 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 11, 2026 7:43 AM CST.
The active forecast window currently covers Nov 11 to Nov 17, 2026 for Frontenac, MO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 11 to Nov 17, 2026
- Latest sync
- Nov 11, 2026 7:43 AM CST
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Frontenac
Veterans Day looks like the warmest upcoming period in Frontenac at 68 degrees F.
Friday Night is the coolest period ahead with temperatures near 27 degrees F.
The strongest winds are forecast for Veterans Day at about 3 to 16 mph W.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Nov 11, 2026 7:43 AM CST
- Coverage
- 8 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 42. Northwest wind 7 to 14 mph, with gusts as high as 26 mph.
Scattered rain showers between 10am and 5pm. Partly sunny, with a high near 49. Northwest wind 9 to 14 mph, with gusts as high as 24 mph.
Partly cloudy, with a low around 32. North wind 7 to 12 mph.
Mostly sunny. High near 45, with temperatures falling to around 41 in the afternoon. Northwest wind 6 to 10 mph.
Mostly clear, with a low around 27.
Sunny, with a high near 47.
Mostly clear, with a low around 28.
Mostly sunny, with a high near 50.
Partly cloudy, with a low around 31.
Sunny, with a high near 50.
Mostly clear, with a low around 31.
Sunny, with a high near 52.
Mostly clear, with a low around 33.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Veterans Day
Nov 11
|
Mostly Sunny
|
68°F |
3 to 16 mph
W
|
|
Tonight
Nov 11
|
Partly Cloudy
|
42°F |
7 to 14 mph
NW
|
|
Thursday
Nov 12
|
Scattered Rain Showers
|
49°F |
9 to 14 mph
NW
|
|
Thursday Night
Nov 12
|
Partly Cloudy
|
32°F |
7 to 12 mph
N
|
|
Friday
Nov 13
|
Mostly Sunny
|
45°F |
6 to 10 mph
NW
|
|
Friday Night
Nov 13
|
Mostly Clear
|
27°F |
3 mph
N
|
|
Saturday
Nov 14
|
Sunny
|
47°F |
2 mph
NE
|
|
Saturday Night
Nov 14
|
Mostly Clear
|
28°F |
1 mph
E
|
|
Sunday
Nov 15
|
Mostly Sunny
|
50°F |
1 to 5 mph
E
|
|
Sunday Night
Nov 15
|
Partly Cloudy
|
31°F |
2 mph
E
|
|
Monday
Nov 16
|
Sunny
|
50°F |
3 mph
E
|
|
Monday Night
Nov 16
|
Mostly Clear
|
31°F |
2 mph
E
|
|
Tuesday
Nov 17
|
Sunny
|
52°F |
3 mph
E
|
|
Tuesday Night
Nov 17
|
Mostly Clear
|
33°F |
2 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Frontenac.
