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Now
- Humidity78%
- Wind2 m/s, south
- Pressure1027 hPa, rising
- Precipitationnone
Updated at 02:00
Hourly forecast
- 02:00 12°
- 03:00 11°
- 04:00 11°
- 05:00 10°
- 06:00 10°
- 07:00 9°
- 08:00 10°
- 09:00 13°
- 10:00 15°
- 11:00 18°
- 12:00 20°
- 13:00 21°
- 14:00 21°
- 15:00 21°
- 16:00 21°
- 17:00 20°
- 18:00 18°
- 19:00 16°
- 20:00 15°
- 21:00 14°
- 22:00 14°
- 23:00 13°
- 00:00 12°
- 01:00 12°
Weekend
- Saturday24 oct+10…+19 Overcast
- Sunday25 oct+11…+22 Overcast
10-day forecast
- today Clear21° 9°
- tomorrow Clear22° 10°
- Thu22 oct Clear22° 10°
- Fri23 oct Mainly clear20° 11°
- Sat24 oct Overcast19° 10°
- Sun25 oct Overcast22° 11°
- Mon26 oct Overcast19° 11°
- Tue27 oct Clear15° 10°
- Wed28 oct Mainly clear13° 6°
- Thu29 oct Overcast7° 6°
In October, O'Fallon is usually about +15°.
This page is the weather in the city of O'Fallon, Missouri, United States: current temperature, wind, humidity, pressure and a 14-day forecast. Today in O'Fallon, 9° to 21°, clear. Tomorrow 10° to 22°, clear. This week, 9° to 22°. Over the next 10 days, 6° to 22°. Population: 85,040.
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Forecast: MET Norway, CC BY 4.0. Cities: GeoNames, CC-BY.