10-day forecast for St. Charles, IL: 31° to 64°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
58°
Best day: Monday, November 9
64° · 0.24 in
Worst day: Wednesday, November 4
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 0553° / 46°0.03
Morning50°feels 49°
Afternoon53°feels 52°
Evening48°feels 44°
Overnight52°feels 51°
53 °
St. Charles, Thursday, 5 November
Light rain. High 53°, low 46°.
Pressure29.77 inHg
Wind11.9 mph W
Humidity74%
Visibility4.9 mi
Dew point44°
Fri, 0647° / 37°0
Morning41°feels 35°
Afternoon47°feels 42°
Evening42°feels 39°
Overnight44°feels 39°
47 °
St. Charles, Friday, 6 November
Overcast. High 47°, low 37°.
Pressure30.18 inHg
Wind10.4 mph N
Humidity56%
Visibility6.2 mi
Dew point32°
Sat, 0748° / 31°0
Morning35°feels 31°
Afternoon47°feels 45°
Evening38°feels 35°
Overnight35°feels 30°
48 °
St. Charles, Saturday, 7 November
Partly cloudy. High 48°, low 31°.
Pressure30.27 inHg
Wind6.3 mph NW
Humidity57%
Visibility6.2 mi
Dew point31°
Sun, 0857° / 37°0
Morning43°feels 38°
Afternoon54°feels 52°
Evening47°feels 44°
Overnight37°feels 31°
57 °
St. Charles, Sunday, 8 November
Clear. High 57°, low 37°.
Pressure30.15 inHg
Wind9 mph SW
Humidity65%
Visibility—
Dew point41°
Mon, 0958° / 36°0
Morning42°feels 39°
Afternoon56°feels 53°
Evening48°feels 45°
Overnight43°feels 40°
58 °
St. Charles, Monday, 9 November
Clear. High 58°, low 36°.
Pressure30.15 inHg
Wind7.7 mph SW
Humidity52%
Visibility—
Dew point37°
Tue, 1058° / 39°0
Morning44°feels 39°
Afternoon55°feels 53°
Evening49°feels 47°
Overnight45°feels 42°
58 °
St. Charles, Tuesday, 10 November
Partly cloudy. High 58°, low 39°.
Pressure30.09 inHg
Wind8.1 mph SW
Humidity59%
Visibility—
Dew point40°
Wed, 1154° / 40°0
Morning46°feels 42°
Afternoon52°feels 49°
Evening43°feels 38°
Overnight41°feels 36°
54 °
St. Charles, Wednesday, 11 November
Partly cloudy. High 54°, low 40°.
Pressure30.18 inHg
Wind12.3 mph NE
Humidity54%
Visibility—
Dew point36°
Thu, 1250° / 37°0
Morning40°feels 36°
Afternoon49°feels 46°
Evening43°feels 37°
Overnight41°feels 35°
50 °
St. Charles, Thursday, 12 November
Clear. High 50°, low 37°.
Pressure30.12 inHg
Wind11.5 mph W
Humidity49%
Visibility—
Dew point30°
Fri, 1355° / 38°0
Morning43°feels 37°
Afternoon53°feels 51°
Evening46°feels 43°
Overnight43°feels 39°
55 °
St. Charles, Friday, 13 November
Clear. High 55°, low 38°.
Pressure29.88 inHg
Wind12.3 mph NW
Humidity53%
Visibility—
Dew point36°
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 St. Charles, 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.