10-day forecast for Frontenac, IL: 39° to 69°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
62°
Best day: Tuesday, November 10
64° · 0.35 in
Worst day: Wednesday, November 4
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 0464° / 55°0.35
Morning61°feels 62°
Afternoon61°feels 60°
Evening55°feels 54°
Overnight63°feels 63°
64 °
Frontenac, Wednesday, 4 November
Rain. High 64°, low 55°.
Pressure29.65 inHg
Wind13.5 mph SW
Humidity69%
Visibility6.2 mi
Dew point53°
Thu, 0555° / 50°0.07
Morning52°feels 50°
Afternoon54°feels 52°
Evening50°feels 49°
Overnight53°feels 52°
55 °
Frontenac, Thursday, 5 November
Light rain. High 55°, low 50°.
Pressure29.74 inHg
Wind12.9 mph SW
Humidity68%
Visibility6.2 mi
Dew point43°
Fri, 0651° / 47°0.04
Morning49°feels 44°
Afternoon50°feels 48°
Evening47°feels 45°
Overnight50°feels 50°
51 °
Frontenac, Friday, 6 November
Light rain. High 51°, low 47°.
Pressure30.06 inHg
Wind11.1 mph N
Humidity73%
Visibility6.2 mi
Dew point42°
Sat, 0750° / 41°0
Morning43°feels 40°
Afternoon49°feels 47°
Evening44°feels 41°
Overnight43°feels 38°
50 °
Frontenac, Saturday, 7 November
Overcast. High 50°, low 41°.
Pressure30.18 inHg
Wind7.5 mph SW
Humidity58%
Visibility—
Dew point34°
Sun, 0856° / 43°0
Morning49°feels 44°
Afternoon53°feels 50°
Evening48°feels 46°
Overnight47°feels 44°
56 °
Frontenac, Sunday, 8 November
Clear. High 56°, low 43°.
Pressure30.00 inHg
Wind17.7 mph NW
Humidity55%
Visibility—
Dew point37°
Mon, 0961° / 43°0
Morning47°feels 44°
Afternoon58°feels 56°
Evening52°feels 51°
Overnight49°feels 47°
61 °
Frontenac, Monday, 9 November
Partly cloudy. High 61°, low 43°.
Pressure30.12 inHg
Wind13.4 mph SW
Humidity56%
Visibility—
Dew point41°
Tue, 1062° / 47°0
Morning52°feels 49°
Afternoon60°feels 58°
Evening50°feels 47°
Overnight48°feels 46°
62 °
Frontenac, Tuesday, 10 November
Partly cloudy. High 62°, low 47°.
Pressure30.12 inHg
Wind8.8 mph SW
Humidity51%
Visibility—
Dew point42°
Wed, 1152° / 45°0
Morning47°feels 44°
Afternoon51°feels 48°
Evening46°feels 41°
Overnight45°feels 40°
52 °
Frontenac, Wednesday, 11 November
Overcast. High 52°, low 45°.
Pressure30.39 inHg
Wind12.8 mph NE
Humidity59%
Visibility—
Dew point37°
Thu, 1250° / 39°0
Morning42°feels 38°
Afternoon48°feels 45°
Evening44°feels 42°
Overnight42°feels 38°
50 °
Frontenac, Thursday, 12 November
Overcast. High 50°, low 39°.
Pressure30.30 inHg
Wind7.3 mph SE
Humidity51%
Visibility—
Dew point30°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Frontenac, IL around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.