O'Fallon Weather Today

Daily Weather Forecast & Temperature in O'Fallon

moderate rain
10°
moderate rain
H: 10° L: 10°
Feels like 10°
AQI: Fair (2/5)
Humidity
95%
Dew 9°
Wind speed
4.79 km/h
ENE · G6.48
Pressure
1017 hPa
Visibility
7.4 km
Rain
3 mm
High Humidity
Humidity is 95%. May feel uncomfortable.
Weather Summary
Currently in O'Fallon, expect varied conditions with cold temperatures around 10°. Winds are calm winds. High humidity may make it feel uncomfortable.
Precipitation Probability
100%
13
100%
16
100%
19
100%
22
100%
01
0%
04
0%
07
0%
10
0%
13
100%
16
100%
19
25%
22
20%
01
20%
04
0%
07
0%
10
Evolution
Daily Weather Forecast Evolution (°C)
Lowest temperature
Highest temperature
Temperature Forecast (48h)
18°
Wed
13:00
19°
 
20°
 
18°
 
19°
Thu
01:00
18°
 
19°
 
21°
 
22°
Thu
13:00
21°
 
21°
 
20°
 
19°
Fri
01:00
17°
 
16°
 
22°
 
Hot (≥30°)
Warm
Cool
Cold (<0°)
Weather Map
Sun & Moon
Sunrise
Sunrise
06:44
Sunset
Sunset
19:22
Moon Phase
Full Moon (98%)
Timezone: GMT+05:30
Last updated: Apr 1, 2026 9:31 PM · Data refreshes every 5 min
Location Info
Latitude
Latitude
38.592270
Longitude
Longitude
-89.911209
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More about O'Fallon
Content curated by the NearWeather editorial team · Updated periodically
OFallon is a city in Missouri, USA, with a population of around 87,000 people. It is situated between St. Louis and Columbia, and is known for its pleasant, family-friendly atmosphere. The climate in OFallon is mild, with warm summers and cold winters. The average temperature year-round is around 16°C (61°F). In the summer, the temperature typically ranges from 25°C (77°F) to 35°C (95°F), while in the winter, the temperature typically ranges from -2°C (28°F) to 5°C (41°F).
Weather data sourced from OpenWeatherMap. Forecasts are estimates and may differ from actual conditions. For severe weather, consult your local meteorological authority.
FAQ's about O'Fallon
What is the Latitude and Longitude of O'Fallon?

O'Fallon's Latitude is 38.592270 & Longitude is -89.911209.

What is the weather in O'Fallon today?

Weather in O'Fallon is 10° today.

What is the climatic condition of O'Fallon today?

Climate Conditions in O'Fallon shows moderate rain today.

What is the humidity in O'Fallon today?

Humidity in O'Fallon is 95% today.

What is the wind speed in O'Fallon today?

Wind speed in O'Fallon is 4.79 km/h, flowing at 65° ENE wind direction.

What does it feel like in O'Fallon today?

It feels like 10° in O'Fallon today, with 100% cloud cover and 7.4 km visibility.

Weather in O'Fallon