St. Charles Hourly Weather

Light showers 18°

Light showers, feels like 18°.

St. Charles, Missouri, United States · Tuesday, 3 November 2026 21:45 local time

Low/High
18°/21°
Humidity
90%
Visibility
13.9 km
Wind
16.9 km/h
Dew point
16°
UV
0.0

Next 24 Hours

St. Charles Hourly Weather — 48 hours ahead

TimeWeatherTemperatureFeels likeRainHumidityWind
Overcast 19°18°100% 90%22 km/h
Light showers 18°18°93% 90%15 km/h
Overcast 18°17°83% 91%15 km/h
Partly cloudy 17°18°68% 92%13 km/h
Partly cloudy 17°17°45% 87%15 km/h
Overcast 16°15°19% 87%15 km/h
Overcast 15°14°0% 88%14 km/h
Overcast 15°14°0% 90%13 km/h
Overcast 15°14°0% 91%11 km/h
Overcast 15°14°0% 90%12 km/h
Overcast 14°12°0% 87%14 km/h
Overcast 14°12°0% 85%15 km/h
Overcast 13°11°0% 85%16 km/h
Overcast 14°12°0% 84%18 km/h
Overcast 14°12°0% 81%17 km/h
Overcast 14°11°0% 79%19 km/h
Partly cloudy 14°11°0% 80%19 km/h
Partly cloudy 13°11°0% 80%15 km/h
Overcast 13°11°0% 81%16 km/h
Partly cloudy 12°11°0% 82%12 km/h
Partly cloudy 12°10°0% 84%10 km/h
Partly cloudy 12°11°0% 85%8 km/h
Partly cloudy 12°11°0% 86%7 km/h
Partly cloudy 12°10°0% 84%10 km/h
Partly cloudy 11°10°0% 86%6 km/h
Partly cloudy 11°10°0% 85%9 km/h
Partly cloudy 10°8°0% 82%12 km/h
Partly cloudy 9°7°0% 86%10 km/h
Partly cloudy 9°7°0% 89%8 km/h
Partly cloudy 8°6°0% 90%8 km/h
Mostly clear 8°6°0% 89%8 km/h
Clear sky 9°7°0% 89%8 km/h
Clear sky 9°7°0% 87%10 km/h
Mostly clear 8°5°0% 89%11 km/h
Clear sky 7°5°0% 90%11 km/h
Clear sky 9°6°0% 85%14 km/h
Clear sky 10°7°0% 82%17 km/h
Mostly clear 11°8°0% 80%18 km/h
Mostly clear 11°8°0% 79%18 km/h
Mostly clear 12°9°0% 77%18 km/h
Partly cloudy 12°9°0% 77%18 km/h
Partly cloudy 12°9°0% 79%16 km/h
Partly cloudy 11°9°0% 83%15 km/h
Overcast 12°9°0% 78%15 km/h
Overcast 12°9°0% 76%13 km/h
Overcast 12°9°0% 75%11 km/h
Overcast 12°10°0% 73%8 km/h
Overcast 11°9°0% 76%8 km/h

Summary

Over the next 48 hours in St. Charles, temperatures range from 7–19°C. The highest chance of rain is 100%, around 21:00 on Tuesday (local time).

Updated at 21:48 local time, 3 November 2026

St. Charles Hourly Temperature and Chance of Rain

St. Charles Air Quality

Good · AQI 31

Air quality is good and poses little or no risk for outdoor activity.

PM2.5 (µg/m³)2.1
PM10 (µg/m³)2.2
O₃ (µg/m³)55
NO₂ (µg/m³)11
SO₂ (µg/m³)1.7
CO (µg/m³)162

Air Quality →

Weather Near St. Charles
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