Weather Forecast and Conditions for O'Fallon, St. Louis, Missouri - The Weather Channel | Weather.com
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63° Clear Night
Clear
Day 66° • Night 22°
Feels Like61°
Sunrise

7:11 am

Sunset

7:07 pm

Temperature
High / Low
66°/22°
Wind
14 mph
Humidity
Humidity
62%
Dew point
Dew Point
49°
Pressure
Pressure
29.51 in
UV index
UV Index
0 of 11
Visibility
Visibility
10 mi
Moon Phase - Day 26
Moon Phase
Waning Crescent

Hourly Weather-

Now

Partly Cloudy Night Partly Cloudy
62°
Rain drop 9%
S 15 mph
Subtract

Partly Cloudy

  • Temperature feels like
    Feels Like60°
  • WindS 15 mph
  • Humidity
    Humidity63%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover30%
  • Rain drop
    Rain Amount0 in

8 am

Partly Cloudy Day Partly Cloudy
63°
Rain drop 10%
S 16 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like61°
  • WindS 16 mph
  • Humidity
    Humidity64%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover45%
  • Rain drop
    Rain Amount0 in

9 am

Partly Cloudy Day Partly Cloudy
64°
Rain drop 10%
S 17 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like62°
  • WindS 17 mph
  • Humidity
    Humidity66%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover53%
  • Rain drop
    Rain Amount0 in

10 am

Windy Cloudy/Wind
63°
Rain drop 2%
S 20 mph
Add

Cloudy/Wind

  • Temperature feels like
    Feels Like61°
  • WindS 20 mph
  • Humidity
    Humidity68%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover92%
  • Rain drop
    Rain Amount0 in
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10 Day Weather-

Today

Scattered Thunderstorms PM Thunderstorms/Wind
66°/22°
Rain drop 98%
Subtract

Day

66°
Scattered Thunderstorms
Rain drop
98%
SSW 22 mph

Windy with periods of thunderstorms this afternoon. A few storms may be severe. High 66F. Winds SSW at 20 to 30 mph. Chance of rain 100%.

  • Humidity
    Humidity66%
  • UV index
    UV Index2 of 11
  • Sunrise
    Sunrise7:11 am
  • Sunset
    Sunset7:07 pm

Night

22°
Rain
Rain drop
66%
WNW 22 mph

Cloudy and windy with periods of rain this evening. Low 22F. Winds WNW at 20 to 30 mph. Chance of rain 70%. Winds could occasionally gust over 40 mph.

  • Humidity
    Humidity74%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:31 am
  • Moonset
    Moonset3:40 pm
  • Moon Phase - Day 26 Waning Crescent

Mon 16

Windy Cloudy/Wind
30°/15°
Rain drop 15%
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Day

30°
Windy
Mixed precipitation
15%
WNW 21 mph

Cloudy and windy. A few flurries or snow showers possible. High around 30F. Winds WNW at 20 to 30 mph.

  • Humidity
    Humidity55%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise7:10 am
  • Sunset
    Sunset7:08 pm

Night

15°
Mostly Clear Night
NW 15 mph

A mostly clear sky. Low around 15F. Winds NW at 10 to 20 mph.

  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:59 am
  • Moonset
    Moonset4:48 pm
  • Moon Phase - Day 27 Waning Crescent

Tue 17

Partly Cloudy Day Partly Cloudy
39°/32°
Rain drop 0%
Add

Day

39°
Partly Cloudy Day
W 7 mph

Intervals of clouds and sunshine. Cold. High 39F. Winds W at 5 to 10 mph.

  • Humidity
    Humidity39%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:08 am
  • Sunset
    Sunset7:09 pm

Night

32°
Cloudy
Mixed precipitation
14%
SSE 12 mph

Cloudy. Low 32F. Winds SSE at 10 to 15 mph.

  • Humidity
    Humidity49%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:26 am
  • Moonset
    Moonset5:55 pm
  • Moon Phase - Day 28 Waning Crescent

Wed 18

Partly Cloudy Day Partly Cloudy
65°/43°
Rain drop 1%
Add

Day

65°
Partly Cloudy Day
Rain drop
1%
SW 12 mph

Intervals of clouds and sunshine. High near 65F. Winds SW at 10 to 15 mph.

  • Humidity
    Humidity45%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:07 am
  • Sunset
    Sunset7:10 pm

Night

43°
Partly Cloudy Night
Rain drop
4%
S 6 mph

A few clouds. Low 43F. Winds light and variable.

  • Humidity
    Humidity64%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:50 am
  • Moonset
    Moonset7:05 pm
  • Moon Phase - Day 29 New Moon
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