10-day forecast for Flat Rock, IL: 30° to 69°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
69°
Best day: Saturday, November 21
42°
Worst day: Friday, November 13
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1450° / 31°0
Morning35°feels 29°
Afternoon50°feels 48°
Evening37°feels 35°
Overnight33°feels 27°
50 °
Flat Rock, Saturday, 14 November
Clear. High 50°, low 31°.
Pressure30.27 inHg
Wind6.6 mph NW
Humidity54%
Visibility6.2 mi
Dew point31°
Sun, 1551° / 30°0
Morning35°feels 32°
Afternoon51°feels 48°
Evening39°feels 39°
Overnight32°feels 32°
51 °
Flat Rock, Sunday, 15 November
Partly cloudy. High 51°, low 30°.
Pressure30.45 inHg
Wind1.3 mph NW
Humidity50%
Visibility6.2 mi
Dew point29°
Mon, 1652° / 31°0
Morning37°feels 34°
Afternoon52°feels 50°
Evening40°feels 38°
Overnight33°feels 33°
52 °
Flat Rock, Monday, 16 November
Clear. High 52°, low 31°.
Pressure30.53 inHg
Wind2.7 mph S
Humidity50%
Visibility6.2 mi
Dew point33°
Tue, 1754° / 31°0
Morning39°feels 39°
Afternoon51°feels 49°
Evening43°feels 42°
Overnight34°feels 31°
54 °
Flat Rock, Tuesday, 17 November
Clear. High 54°, low 31°.
Pressure30.53 inHg
Wind4.6 mph SE
Humidity47%
Visibility—
Dew point30°
Wed, 1859° / 35°0
Morning42°feels 38°
Afternoon57°feels 54°
Evening49°feels 46°
Overnight44°feels 40°
59 °
Flat Rock, Wednesday, 18 November
Clear. High 59°, low 35°.
Pressure30.39 inHg
Wind8.6 mph S
Humidity42%
Visibility—
Dew point32°
Thu, 1962° / 45°0.01
Morning50°feels 47°
Afternoon61°feels 59°
Evening57°feels 56°
Overnight54°feels 52°
62 °
Flat Rock, Thursday, 19 November
Light rain. High 62°, low 45°.
Pressure30.27 inHg
Wind12.9 mph SW
Humidity49%
Visibility—
Dew point40°
Fri, 2064° / 54°0
Morning57°feels 56°
Afternoon62°feels 61°
Evening55°feels 54°
Overnight54°feels 53°
64 °
Flat Rock, Friday, 20 November
Overcast. High 64°, low 54°.
Pressure30.36 inHg
Wind6.6 mph SE
Humidity61%
Visibility—
Dew point48°
Sat, 2169° / 50°0
Morning55°feels 52°
Afternoon68°feels 66°
Evening63°feels 60°
Overnight59°feels 57°
69 °
Flat Rock, Saturday, 21 November
Mostly clear. High 69°, low 50°.
Pressure29.97 inHg
Wind22.4 mph S
Humidity32%
Visibility—
Dew point35°
Sun, 2262° / 42°0.04
Morning54°feels 51°
Afternoon53°feels 50°
Evening46°feels 42°
Overnight45°feels 41°
62 °
Flat Rock, Sunday, 22 November
Light rain. High 62°, low 42°.
Pressure30.06 inHg
Wind21.5 mph S
Humidity41%
Visibility—
Dew point31°
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 Flat Rock, 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.