Weather Forecast and Conditions for O'Fallon, Missouri - The Weather Channel | Weather.com
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62° Sunny
Sunny
Day 65° • Night 40°
Feels Like61°
Sunrise

6:39 am

Sunset

7:31 pm

Temperature
High / Low
65°/40°
Wind
11 mph
Humidity
Humidity
36%
Dew point
Dew Point
35°
Pressure
Pressure
30.33 in
UV index
UV Index
6 of 11
Visibility
Visibility
10 mi
Moon Phase - Day 19
Moon Phase
Waning Gibbous

Hourly Weather-

Now

Sunny Sunny
63°
Rain drop 0%
NNW 11 mph
Subtract

Sunny

  • Temperature feels like
    Feels Like62°
  • WindNNW 11 mph
  • Humidity
    Humidity35%
  • UV index
    UV Index7 of 11
  • Cloud
    Cloud Cover5%
  • Rain drop
    Rain Amount0 in

2 pm

Sunny Sunny
65°
Rain drop 0%
NNW 10 mph
Add

Sunny

  • Temperature feels like
    Feels Like64°
  • WindNNW 10 mph
  • Humidity
    Humidity32%
  • UV index
    UV Index6 of 11
  • Cloud
    Cloud Cover6%
  • Rain drop
    Rain Amount0 in

3 pm

Sunny Sunny
65°
Rain drop 0%
NNW 10 mph
Add

Sunny

  • Temperature feels like
    Feels Like64°
  • WindNNW 10 mph
  • Humidity
    Humidity32%
  • UV index
    UV Index5 of 11
  • Cloud
    Cloud Cover6%
  • Rain drop
    Rain Amount0 in

4 pm

Sunny Sunny
63°
Rain drop 0%
NNW 9 mph
Add

Sunny

  • Temperature feels like
    Feels Like63°
  • WindNNW 9 mph
  • Humidity
    Humidity33%
  • UV index
    UV Index3 of 11
  • Cloud
    Cloud Cover7%
  • Rain drop
    Rain Amount0 in
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10 Day Weather-

Today

Sunny Sunny
65°/40°
Rain drop 1%
Subtract

Day

65°
Sunny
Rain drop
1%
NNW 12 mph

Sunny. High near 65F. Winds NNW at 10 to 15 mph.

  • Humidity
    Humidity33%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise6:39 am
  • Sunset
    Sunset7:31 pm

Night

40°
Mostly Cloudy Night
Mixed precipitation
5%
NNE 8 mph

Partly cloudy skies early will give way to cloudy skies late. Low near 40F. Winds NNE at 5 to 10 mph.

  • Humidity
    Humidity51%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise--
  • Moonset
    Moonset8:45 am
  • Moon Phase - Day 19 Waning Gibbous

Tue 07

Cloudy Cloudy
56°/40°
Rain drop 4%
Add

Day

56°
Cloudy
Rain drop
4%
E 11 mph

Cloudy skies. High 56F. Winds E at 10 to 15 mph.

  • Humidity
    Humidity51%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise6:38 am
  • Sunset
    Sunset7:32 pm

Night

40°
Partly Cloudy Night
Mixed precipitation
2%
ESE 9 mph

A few clouds. Low around 40F. Winds ESE at 5 to 10 mph.

  • Humidity
    Humidity55%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise12:34 am
  • Moonset
    Moonset9:28 am
  • Moon Phase - Day 20 Waning Gibbous

Wed 08

Partly Cloudy Day Partly Cloudy
78°/54°
Rain drop 2%
Add

Day

78°
Partly Cloudy Day
Rain drop
2%
S 14 mph

Partly to mostly cloudy. High 78F. Winds S at 10 to 20 mph.

  • Humidity
    Humidity41%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:36 am
  • Sunset
    Sunset7:32 pm

Night

54°
Partly Cloudy Night
Rain drop
3%
S 10 mph

A few clouds. Low 54F. Winds S at 10 to 15 mph.

  • Humidity
    Humidity49%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise1:27 am
  • Moonset
    Moonset10:20 am
  • Moon Phase - Day 21 Waning Gibbous

Thu 09

Partly Cloudy Day Partly Cloudy
82°/58°
Rain drop 6%
Add

Day

82°
Partly Cloudy Day
Rain drop
6%
SSW 11 mph

Partly cloudy skies. High 82F. Winds SSW at 10 to 15 mph.

  • Humidity
    Humidity42%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise6:35 am
  • Sunset
    Sunset7:33 pm

Night

58°
Partly Cloudy Night
Rain drop
24%
S 9 mph

Partly cloudy in the evening with more clouds for later at night. Low 58F. Winds S at 5 to 10 mph.

  • Humidity
    Humidity54%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise2:16 am
  • Moonset
    Moonset11:17 am
  • Moon Phase - Day 21 Waning Gibbous
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