City of Frontenac Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for City of Frontenac in one place.
Sunny, with a high near 97. Heat index values as high as 101. South wind 5 to 9 mph.
Local Weather Overview
This forecast page for City of Frontenac 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: Sep 15, 2026 6:22 AM CDT.
The active forecast window currently covers Sep 16 to Sep 21, 2026 for City of Frontenac.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 21, 2026
- Latest sync
- Sep 15, 2026 6:22 AM CDT
- Forecast office
- SGF
- Source
- NOAA / NWS
Daily Outlook
This Week in City of Frontenac
Wednesday looks like the warmest upcoming period in City of Frontenac at 97 degrees F.
Sunday Night is the coolest period ahead with temperatures near 59 degrees F.
The strongest winds are forecast for Saturday at about 9 to 14 mph SW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 15, 2026 6:22 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- SGF
- Radar station
- KSGF
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 73. South wind around 6 mph.
Sunny, with a high near 96.
Mostly clear, with a low around 72.
Sunny, with a high near 96.
Mostly clear, with a low around 71.
A slight chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 92.
A chance of showers and thunderstorms. Partly cloudy, with a low around 66.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 82.
A chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 77.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 16
|
Sunny
|
97°F |
5 to 9 mph
S
|
|
Wednesday Night
Sep 16
|
Mostly Clear
|
73°F |
6 mph
S
|
|
Thursday
Sep 17
|
Sunny
|
96°F |
3 to 7 mph
SW
|
|
Thursday Night
Sep 17
|
Mostly Clear
|
72°F |
5 mph
S
|
|
Friday
Sep 18
|
Sunny
|
96°F |
5 to 9 mph
S
|
|
Friday Night
Sep 18
|
Mostly Clear
|
71°F |
6 to 9 mph
S
|
|
Saturday
Sep 19
|
Chance Showers And Thunderstorms
|
92°F |
9 to 14 mph
SW
|
|
Saturday Night
Sep 19
|
Chance Showers And Thunderstorms
|
66°F |
9 mph
NW
|
|
Sunday
Sep 20
|
Chance Rain Showers
|
82°F |
7 to 10 mph
NW
|
|
Sunday Night
Sep 20
|
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
59°F |
9 mph
N
|
|
Monday
Sep 21
|
Chance Showers And Thunderstorms
|
77°F |
10 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around City of Frontenac.