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As of 23:12 CDT

Weather in St. Charles, IL

67°Current weather

St. Charles, Saturday, 8 August, 23:12

Clear. Feels like 67°. High 83°, low 67°.

Pressure30.00 inHg
Wind2.1 mph NW
Humidity83%
Visibility6.2 mi
Dew point62°

10-day forecast for St. Charles, IL: 58° to 88°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.

83°
Best day: Saturday, August 8
88° · 0.59 in
Worst day: Sunday, August 9

Tap any day below to see morning, afternoon, evening and overnight.

Sun, 0988° / 62°0.59Rain
MorningPartly cloudy69°feels 70°
AfternoonRain85°feels 98°
EveningLight rain83°feels 95°
OvernightClear66°feels 66°
88 °Rain

St. Charles, Sunday, 9 August

Rain. High 88°, low 62°.

Pressure29.94 inHg
Wind12.8 mph S
Humidity79%
Visibility6.2 mi
Dew point74°
Mon, 1087° / 70°0.53Heavy rain
MorningLight rain71°feels 72°
AfternoonOvercast85°feels 93°
EveningLight rain78°feels 80°
OvernightClear75°feels 77°
87 °Heavy rain

St. Charles, Monday, 10 August

Heavy rain. High 87°, low 70°.

Pressure29.91 inHg
Wind6.1 mph E
Humidity74%
Visibility6.2 mi
Dew point73°
Tue, 1184° / 70°0.03Light rain
MorningOvercast75°feels 76°
AfternoonOvercast83°feels 90°
EveningClear78°feels 79°
OvernightMostly clear70°feels 72°
84 °Light rain

St. Charles, Tuesday, 11 August

Light rain. High 84°, low 70°.

Pressure29.80 inHg
Wind7.8 mph SW
Humidity85%
Visibility6.2 mi
Dew point73°
Wed, 1279° / 66°0.02Light rain
MorningOvercast69°feels 70°
AfternoonLight rain77°feels 79°
EveningClear69°feels 69°
OvernightOvercast67°feels 68°
79 °Light rain

St. Charles, Wednesday, 12 August

Light rain. High 79°, low 66°.

Pressure29.88 inHg
Wind6.8 mph NW
Humidity77%
Visibility6.2 mi
Dew point69°
Thu, 1374° / 60°0Overcast
MorningOvercast65°feels 65°
AfternoonOvercast72°feels 72°
EveningOvercast64°feels 63°
OvernightOvercast61°feels 60°
74 °Overcast

St. Charles, Thursday, 13 August

Overcast. High 74°, low 60°.

Pressure30.03 inHg
Wind9.4 mph NE
Humidity59%
Visibility—
Dew point57°
Fri, 1476° / 58°0Mostly clear
MorningMostly clear63°feels 63°
AfternoonMostly clear75°feels 74°
EveningMostly clear69°feels 69°
OvernightMostly clear63°feels 62°
76 °Mostly clear

St. Charles, Friday, 14 August

Mostly clear. High 76°, low 58°.

Pressure30.12 inHg
Wind7.5 mph N
Humidity54%
Visibility—
Dew point55°
Sat, 1568° / 60°0Overcast
MorningOvercast64°feels 64°
AfternoonOvercast67°feels 67°
EveningOvercast60°feels 60°
OvernightOvercast61°feels 60°
68 °Overcast

St. Charles, Saturday, 15 August

Overcast. High 68°, low 60°.

Pressure30.30 inHg
Wind8.2 mph SW
Humidity67%
Visibility—
Dew point56°
Sun, 1674° / 61°0Overcast
MorningOvercast65°feels 65°
AfternoonOvercast70°feels 71°
EveningOvercast68°feels 69°
OvernightOvercast64°feels 64°
74 °Overcast

St. Charles, Sunday, 16 August

Overcast. High 74°, low 61°.

Pressure30.15 inHg
Wind5.3 mph SW
Humidity69%
Visibility—
Dew point59°
Mon, 1777° / 63°0.01Light rain
MorningLight rain67°feels 68°
AfternoonLight rain76°feels 76°
EveningLight rain74°feels 74°
OvernightLight rain67°feels 67°
77 °Light rain

St. Charles, Monday, 17 August

Light rain. High 77°, low 63°.

Pressure30.06 inHg
Wind4.9 mph W
Humidity72%
Visibility—
Dew point65°

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.