10-day forecast for St. Charles, IA: 23° to 62°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
62°
Best day: Friday, November 20
46°
Worst day: Monday, November 23
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1549° / 25°0
Morning30°feels 26°
Afternoon49°feels 47°
Evening33°feels 28°
Overnight26°feels 21°
49 °
St. Charles, Sunday, 15 November
Partly cloudy. High 49°, low 25°.
Pressure30.45 inHg
Wind5.7 mph S
Humidity56%
Visibility6.2 mi
Dew point29°
Mon, 1653° / 30°0
Morning33°feels 26°
Afternoon53°feels 50°
Evening41°feels 36°
Overnight30°feels 24°
53 °
St. Charles, Monday, 16 November
Partly cloudy. High 53°, low 30°.
Pressure30.47 inHg
Wind9.6 mph S
Humidity51%
Visibility6.2 mi
Dew point33°
Tue, 1756° / 36°0
Morning38°feels 31°
Afternoon56°feels 54°
Evening48°feels 43°
Overnight39°feels 33°
56 °
St. Charles, Tuesday, 17 November
Clear. High 56°, low 36°.
Pressure30.36 inHg
Wind11.8 mph S
Humidity52%
Visibility6.2 mi
Dew point37°
Wed, 1859° / 45°0
Morning49°feels 42°
Afternoon58°feels 56°
Evening56°feels 54°
Overnight46°feels 40°
59 °
St. Charles, Wednesday, 18 November
Overcast. High 59°, low 45°.
Pressure30.12 inHg
Wind16.7 mph S
Humidity54%
Visibility6.2 mi
Dew point40°
Thu, 1959° / 44°0
Morning54°feels 53°
Afternoon57°feels 56°
Evening49°feels 48°
Overnight46°feels 46°
59 °
St. Charles, Thursday, 19 November
Overcast. High 59°, low 44°.
Pressure30.21 inHg
Wind15.8 mph SW
Humidity62%
Visibility—
Dew point45°
Fri, 2062° / 40°0.02
Morning47°feels 45°
Afternoon55°feels 54°
Evening62°feels 61°
Overnight57°feels 56°
62 °
St. Charles, Friday, 20 November
Light rain. High 62°, low 40°.
Pressure30.03 inHg
Wind19.8 mph S
Humidity99%
Visibility—
Dew point52°
Sat, 2161° / 46°0.06
Morning57°feels 56°
Afternoon54°feels 51°
Evening49°feels 42°
Overnight48°feels 43°
61 °
St. Charles, Saturday, 21 November
Light rain. High 61°, low 46°.
Pressure29.91 inHg
Wind23.3 mph S
Humidity62%
Visibility—
Dew point43°
Sun, 2247° / 37°0
Morning40°feels 35°
Afternoon46°feels 41°
Evening40°feels 36°
Overnight37°feels 32°
47 °
St. Charles, Sunday, 22 November
Partly cloudy. High 47°, low 37°.
Pressure30.39 inHg
Wind16.5 mph NW
Humidity53%
Visibility—
Dew point29°
Mon, 2346° / 32°0
Morning35°feels 30°
Afternoon43°feels 38°
Evening38°feels 32°
Overnight35°feels 29°
46 °
St. Charles, Monday, 23 November
Mostly clear. High 46°, low 32°.
Pressure30.53 inHg
Wind9.4 mph SE
Humidity50%
Visibility—
Dew point25°
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, IA 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.