10-day forecast for St. Charles, IL: 43° to 67°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
67°
Best day: Tuesday, November 3
64° · 0.83 in
Worst day: Wednesday, November 4
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 3161° / 50°0.27
Morning55°feels 54°
Afternoon61°feels 61°
Evening58°feels 57°
Overnight53°feels 52°
61 °
St. Charles, Saturday, 31 October
Rain. High 61°, low 50°.
Pressure30.36 inHg
Wind5.4 mph E
Humidity87%
Visibility6.2 mi
Dew point50°
Sun, 0163° / 52°0
Morning54°feels 53°
Afternoon61°feels 60°
Evening56°feels 55°
Overnight53°feels 53°
63 °
St. Charles, Sunday, 1 November
Light rain. High 63°, low 52°.
Pressure30.36 inHg
Wind3.3 mph SE
Humidity79%
Visibility6.2 mi
Dew point52°
Mon, 0260° / 53°0
Morning54°feels 53°
Afternoon57°feels 57°
Evening60°feels 59°
Overnight54°feels 53°
60 °
St. Charles, Monday, 2 November
Overcast. High 60°, low 53°.
Pressure30.15 inHg
Wind9.6 mph S
Humidity83%
Visibility6.2 mi
Dew point51°
Tue, 0367° / 60°0
Morning61°feels 60°
Afternoon66°feels 66°
Evening63°feels 63°
Overnight60°feels 59°
67 °
St. Charles, Tuesday, 3 November
Overcast. High 67°, low 60°.
Pressure29.88 inHg
Wind14.2 mph S
Humidity74%
Visibility6.2 mi
Dew point56°
Wed, 0464° / 57°0.83
Morning62°feels 63°
Afternoon63°feels 63°
Evening59°feels 60°
Overnight58°feels 58°
64 °
St. Charles, Wednesday, 4 November
Rain. High 64°, low 57°.
Pressure29.68 inHg
Wind13.8 mph S
Humidity97%
Visibility—
Dew point62°
Thu, 0564° / 53°0
Morning57°feels 56°
Afternoon62°feels 61°
Evening54°feels 52°
Overnight53°feels 51°
64 °
St. Charles, Thursday, 5 November
Overcast. High 64°, low 53°.
Pressure29.94 inHg
Wind7.5 mph W
Humidity58%
Visibility—
Dew point48°
Fri, 0667° / 51°0
Morning55°feels 54°
Afternoon64°feels 63°
Evening57°feels 57°
Overnight55°feels 54°
67 °
St. Charles, Friday, 6 November
Overcast. High 67°, low 51°.
Pressure29.94 inHg
Wind13.3 mph S
Humidity60%
Visibility—
Dew point49°
Sat, 0765° / 53°0
Morning56°feels 56°
Afternoon64°feels 63°
Evening59°feels 58°
Overnight57°feels 56°
65 °
St. Charles, Saturday, 7 November
Overcast. High 65°, low 53°.
Pressure30.06 inHg
Wind6.2 mph E
Humidity66%
Visibility—
Dew point51°
Sun, 0867° / 55°0
Morning58°feels 57°
Afternoon65°feels 64°
Evening58°feels 57°
Overnight56°feels 55°
67 °
St. Charles, Sunday, 8 November
Overcast. High 67°, low 55°.
Pressure30.21 inHg
Wind9.2 mph NE
Humidity60%
Visibility—
Dew point51°
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.