1. NearWeather.com
  2. United States
  3. O'Fallon, US

O'Fallon Weather Today

Daily Weather Forecast & Temperature in O'Fallon

overcast clouds
7°
overcast clouds
H: 7° L: 6°
Feels like 5°
AQI: Fair (2/5)
O'Fallon
Weather Updated 2026-02-15 17:16:30
Humidity
96%
Dew 6°
Wind speed
8.06 km/h
N · G14.47
Pressure
1012 hPa
Visibility
10 km
High Humidity
Humidity is 96%. May feel uncomfortable.
Weather Summary
Currently in O'Fallon, expect varied conditions with cold temperatures around 7°. Winds are a light breeze. High humidity may make it feel uncomfortable.
Sun
clear sky
15° 6°
80%
Mon
overcast clouds
17° 6°
Tue
overcast clouds
16° 7°
Wed
clear sky
21° 13°
Thu
clear sky
23° 10°
Daily Weather Forecast
Sunday
02/15/2026
clear sky
6°
15°
80%
Monday
02/16/2026
overcast clouds
6°
17°
Tuesday
02/17/2026
overcast clouds
7°
16°
Wednesday
02/18/2026
clear sky
13°
21°
Thursday
02/19/2026
clear sky
10°
23°
Precipitation Probability
80%
06
0%
09
0%
12
0%
15
0%
18
0%
21
0%
00
0%
03
0%
06
0%
09
0%
12
0%
15
0%
18
0%
21
0%
00
0%
03
Evolution
Daily Weather Forecast Evolution (°C)
Lowest temperature
Highest temperature
Temperature Forecast (48h)
7°
Sun
06:00
8°
 
12°
 
15°
 
13°
Sun
18:00
9°
 
8°
 
7°
 
6°
Mon
06:00
10°
 
15°
 
17°
 
12°
Mon
18:00
9°
 
9°
 
8°
 
Hot (≥30°)
Warm
Cool
Cold (<0°)
Weather Map
Sun & Moon
Sunrise
Sunrise
06:50
Sunset
Sunset
17:37
Moon Phase
First Quarter (51%)
Timezone: GMT+05:30
Last updated: 2026-02-15 17:16:30
Location Info
Latitude
Latitude
38.592270
Longitude
Longitude
-89.911209
Embed This Weather

Copy the code below to embed O'Fallon weather on your website:

<iframe src="https://nearweather.com/embed/ofallon-us-4245926" width="350" height="200" frameborder="0" style="border-radius:12px;box-shadow:0 2px 8px rgba(0,0,0,0.1);"></iframe>
More about O'Fallon
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).
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 7° today.

What is the climatic condition of O'Fallon today?

Climate Conditions in O'Fallon shows overcast clouds today.

What is the humidity in O'Fallon today?

Humidity in O'Fallon is 96% today.

What is the wind speed in O'Fallon today?

Wind speed in O'Fallon is 8.06 km/h, flowing at 5° N wind direction.

What does it feel like in O'Fallon today?

It feels like 5° in O'Fallon today, with 100% cloud cover and 10 km visibility.

Weather in O'Fallon
Nearby Locations
Shiloh Fairview Heights Scott Air Force Base Lebanon Swansea Belleville Caseyville Maryville Mascoutah Fairmont City Alorton Freeburg Saint Jacob Glen Carbon New Baden East Saint Louis Pontoon Beach Millstadt Smithton Granite City Mitchell Cahokia Edwardsville Falling Spring City of Saint Louis Saint Louis Aviston Albers Dupo South Roxana New Athens Columbia Gard Glasgow Village Roxana Bellefontaine Neighbors Lemay Germantown Moline Acres Breese
Latest searched locations
Mainleus Cuntou Jimo Beucha Gorzow Slaski Purcell OFallon Puentes Viejas Hayakawa Kakanui Bankal Bankstown Concelho do Tarrafal de São Nicolau Monroeton Beerburrum Ruatoki North Arroniz San Pablo Hobeck Navajas Jhajjar Pueyo de Santa Cruz Île Autonome de Grande Comore Sam Sung Epping Forest Canfield Owode Zolynia Nizhniy Kurkuzhin Boxmeer Gemeente Losser Mareeba Sant Boi de Llobregat Saint Boswells Palmar de Varela Regeza Mwendo Londa Wulfstorf Rancho La Purisima Vila do Conde