Hourly Weather Forecast for O'Fallon, Missouri 63368 - The Weather Channel | Weather.com
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Hourly Weather-

As of 11:37 am CDT

Sunday, March 22

12 pm

Partly Cloudy Day Partly Cloudy
85°
Rain drop 0%
WSW 6 mph
Subtract

Partly Cloudy

  • Temperature feels like
    Feels Like85°
  • WindWSW 6 mph
  • Humidity
    Humidity38%
  • UV index
    UV Index5 of 11
  • Cloud
    Cloud Cover34%
  • Rain drop
    Rain Amount0 in

12:15 pm

Partly Cloudy Day Partly Cloudy
85°
Rain drop 0%
WSW 6 mph

1 pm

Partly Cloudy Day Partly Cloudy
86°
Rain drop 0%
WSW 6 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like86°
  • WindWSW 6 mph
  • Humidity
    Humidity36%
  • UV index
    UV Index6 of 11
  • Cloud
    Cloud Cover44%
  • Rain drop
    Rain Amount0 in

2 pm

Mostly Cloudy Day Mostly Cloudy
86°
Rain drop 0%
W 8 mph
Add

Mostly Cloudy

  • Temperature feels like
    Feels Like86°
  • WindW 8 mph
  • Humidity
    Humidity35%
  • UV index
    UV Index4 of 11
  • Cloud
    Cloud Cover73%
  • Rain drop
    Rain Amount0 in

3 pm

Cloudy Cloudy
84°
Rain drop 0%
WNW 10 mph
Add

Cloudy

  • Temperature feels like
    Feels Like84°
  • WindWNW 10 mph
  • Humidity
    Humidity37%
  • UV index
    UV Index3 of 11
  • Cloud
    Cloud Cover85%
  • Rain drop
    Rain Amount0 in

4 pm

Windy Cloudy/Wind
81°
Rain drop 0%
NW 20 mph
Add

Cloudy/Wind

  • Temperature feels like
    Feels Like81°
  • WindNW 20 mph
  • Humidity
    Humidity36%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover92%
  • Rain drop
    Rain Amount0 in

5 pm

Windy Cloudy/Wind
71°
Rain drop 0%
N 21 mph
Add

Cloudy/Wind

  • Temperature feels like
    Feels Like71°
  • WindN 21 mph
  • Humidity
    Humidity43%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover91%
  • Rain drop
    Rain Amount0 in
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6 pm

Windy Mostly Cloudy/Wind
66°
Rain drop 0%
N 21 mph
Add

Mostly Cloudy/Wind

  • Temperature feels like
    Feels Like66°
  • WindN 21 mph
  • Humidity
    Humidity43%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover79%
  • Rain drop
    Rain Amount0 in

7 pm

Windy Mostly Cloudy/Wind
63°
Rain drop 0%
N 20 mph
Add

Mostly Cloudy/Wind

  • Temperature feels like
    Feels Like60°
  • WindN 20 mph
  • Humidity
    Humidity44%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover76%
  • Rain drop
    Rain Amount0 in

8 pm

Mostly Cloudy Night Mostly Cloudy
57°
Rain drop 1%
N 17 mph
Add

Mostly Cloudy

  • Temperature feels like
    Feels Like53°
  • WindN 17 mph
  • Humidity
    Humidity49%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover69%
  • Rain drop
    Rain Amount0 in

9 pm

Partly Cloudy Night Partly Cloudy
54°
Rain drop 0%
N 15 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like50°
  • WindN 15 mph
  • Humidity
    Humidity51%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover47%
  • Rain drop
    Rain Amount0 in

10 pm

Clear Night Clear
51°
Rain drop 1%
N 14 mph
Add

Clear

  • Temperature feels like
    Feels Like46°
  • WindN 14 mph
  • Humidity
    Humidity54%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover17%
  • Rain drop
    Rain Amount0 in

11 pm

Clear Night Clear
49°
Rain drop 1%
N 14 mph
Add

Clear

  • Temperature feels like
    Feels Like44°
  • WindN 14 mph
  • Humidity
    Humidity56%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover17%
  • Rain drop
    Rain Amount0 in

Monday, March 23

12 am

Mostly Clear Night Mostly Clear
47°
Rain drop 1%
N 13 mph
Add

Mostly Clear

  • Temperature feels like
    Feels Like42°
  • WindN 13 mph
  • Humidity
    Humidity57%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover25%
  • Rain drop
    Rain Amount0 in

1 am

Mostly Clear Night Mostly Clear
45°
Rain drop 2%
N 11 mph
Add

Mostly Clear

  • Temperature feels like
    Feels Like40°
  • WindN 11 mph
  • Humidity
    Humidity60%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover21%
  • Rain drop
    Rain Amount0 in

2 am

Clear Night Clear
43°
Rain drop 2%
N 11 mph
Add

Clear

  • Temperature feels like
    Feels Like37°
  • WindN 11 mph
  • Humidity
    Humidity63%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover19%
  • Rain drop
    Rain Amount0 in

3 am

Clear Night Clear
41°
Rain drop 2%
N 11 mph
Add

Clear

  • Temperature feels like
    Feels Like35°
  • WindN 11 mph
  • Humidity
    Humidity65%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover15%
  • Rain drop
    Rain Amount0 in

4 am

Clear Night Clear
39°
Rain drop 2%
N 9 mph
Add

Clear

  • Temperature feels like
    Feels Like33°
  • WindN 9 mph
  • Humidity
    Humidity67%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover16%
  • Mixed precipitation
    Precip Amount0 in

5 am

Clear Night Clear
38°
Rain drop 3%
N 8 mph
Add

Clear

  • Temperature feels like
    Feels Like32°
  • WindN 8 mph
  • Humidity
    Humidity68%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover10%
  • Mixed precipitation
    Precip Amount0 in
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6 am

Clear Night Clear
37°
Rain drop 3%
NNE 8 mph
Add

Clear

  • Temperature feels like
    Feels Like31°
  • WindNNE 8 mph
  • Humidity
    Humidity70%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover13%
  • Mixed precipitation
    Precip Amount0 in

7 am

Clear Night Clear
36°
Rain drop 4%
NNE 7 mph
Add

Clear

  • Temperature feels like
    Feels Like30°
  • WindNNE 7 mph
  • Humidity
    Humidity70%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover10%
  • Mixed precipitation
    Precip Amount0 in

8 am

Sunny Sunny
36°
Rain drop 3%
NNE 8 mph
Add

Sunny

  • Temperature feels like
    Feels Like30°
  • WindNNE 8 mph
  • Humidity
    Humidity69%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover16%
  • Mixed precipitation
    Precip Amount0 in

9 am

Partly Cloudy Day Partly Cloudy
39°
Rain drop 1%
NNE 8 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like33°
  • WindNNE 8 mph
  • Humidity
    Humidity63%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover35%
  • Mixed precipitation
    Precip Amount0 in

10 am

Partly Cloudy Day Partly Cloudy
42°
Rain drop 0%
NE 9 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like37°
  • WindNE 9 mph
  • Humidity
    Humidity55%
  • UV index
    UV Index2 of 11
  • Cloud
    Cloud Cover38%
  • Rain drop
    Rain Amount0 in

11 am

Partly Cloudy Day Partly Cloudy
45°
Rain drop 0%
NE 9 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like40°
  • WindNE 9 mph
  • Humidity
    Humidity49%
  • UV index
    UV Index4 of 11
  • Cloud
    Cloud Cover42%
  • Rain drop
    Rain Amount0 in

12 pm

Mostly Cloudy Day Mostly Cloudy
47°
Rain drop 0%
NNE 9 mph
Add

Mostly Cloudy

  • Temperature feels like
    Feels Like43°
  • WindNNE 9 mph
  • Humidity
    Humidity45%
  • UV index
    UV Index5 of 11
  • Cloud
    Cloud Cover60%
  • Rain drop
    Rain Amount0 in

1 pm

Mostly Cloudy Day Mostly Cloudy
49°
Rain drop 0%
NE 9 mph
Add

Mostly Cloudy

  • Temperature feels like
    Feels Like46°
  • WindNE 9 mph
  • Humidity
    Humidity41%
  • UV index
    UV Index5 of 11
  • Cloud
    Cloud Cover68%
  • Rain drop
    Rain Amount0 in

2 pm

Mostly Cloudy Day Mostly Cloudy
51°
Rain drop 0%
NE 9 mph
Add

Mostly Cloudy

  • Temperature feels like
    Feels Like48°
  • WindNE 9 mph
  • Humidity
    Humidity36%
  • UV index
    UV Index4 of 11
  • Cloud
    Cloud Cover64%
  • Rain drop
    Rain Amount0 in

3 pm

Partly Cloudy Day Partly Cloudy
53°
Rain drop 0%
NE 9 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like50°
  • WindNE 9 mph
  • Humidity
    Humidity32%
  • UV index
    UV Index4 of 11
  • Cloud
    Cloud Cover58%
  • Rain drop
    Rain Amount0 in

4 pm

Mostly Cloudy Day Mostly Cloudy
54°
Rain drop 0%
NE 8 mph
Add

Mostly Cloudy

  • Temperature feels like
    Feels Like51°
  • WindNE 8 mph
  • Humidity
    Humidity30%
  • UV index
    UV Index2 of 11
  • Cloud
    Cloud Cover66%
  • Rain drop
    Rain Amount0 in

5 pm

Cloudy Cloudy
54°
Rain drop 0%
ENE 9 mph
Add

Cloudy

  • Temperature feels like
    Feels Like51°
  • WindENE 9 mph
  • Humidity
    Humidity30%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover88%
  • Rain drop
    Rain Amount0 in
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6 pm

Mostly Cloudy Day Mostly Cloudy
53°
Rain drop 0%
ENE 9 mph
Add

Mostly Cloudy

  • Temperature feels like
    Feels Like50°
  • WindENE 9 mph
  • Humidity
    Humidity31%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover65%
  • Rain drop
    Rain Amount0 in

7 pm

Mostly Cloudy Day Mostly Cloudy
51°
Rain drop 0%
ENE 6 mph
Add

Mostly Cloudy

  • Temperature feels like
    Feels Like49°
  • WindENE 6 mph
  • Humidity
    Humidity33%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover78%
  • Rain drop
    Rain Amount0 in

8 pm

Cloudy Cloudy
49°
Rain drop 0%
ENE 5 mph
Add

Cloudy

  • Temperature feels like
    Feels Like48°
  • WindENE 5 mph
  • Humidity
    Humidity35%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover84%
  • Rain drop
    Rain Amount0 in

9 pm

Mostly Cloudy Night Mostly Cloudy
48°
Rain drop 0%
ENE 4 mph
Add

Mostly Cloudy

  • Temperature feels like
    Feels Like47°
  • WindENE 4 mph
  • Humidity
    Humidity37%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover79%
  • Rain drop
    Rain Amount0 in

10 pm

Mostly Cloudy Night Mostly Cloudy
46°
Rain drop 0%
E 4 mph
Add

Mostly Cloudy

  • Temperature feels like
    Feels Like45°
  • WindE 4 mph
  • Humidity
    Humidity42%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover72%
  • Rain drop
    Rain Amount0 in

11 pm

Cloudy Cloudy
46°
Rain drop 0%
E 5 mph
Add

Cloudy

  • Temperature feels like
    Feels Like44°
  • WindE 5 mph
  • Humidity
    Humidity44%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover94%
  • Rain drop
    Rain Amount0 in

Tuesday, March 24

12 am

Cloudy Cloudy
45°
Rain drop 0%
E 4 mph
Add

Cloudy

  • Temperature feels like
    Feels Like43°
  • WindE 4 mph
  • Humidity
    Humidity46%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover92%
  • Rain drop
    Rain Amount0 in

1 am

Cloudy Cloudy
44°
Rain drop 2%
E 4 mph
Add

Cloudy

  • Temperature feels like
    Feels Like42°
  • WindE 4 mph
  • Humidity
    Humidity50%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover100%
  • Rain drop
    Rain Amount0 in

2 am

Cloudy Cloudy
43°
Rain drop 0%
E 5 mph
Add

Cloudy

  • Temperature feels like
    Feels Like40°
  • WindE 5 mph
  • Humidity
    Humidity53%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover99%
  • Rain drop
    Rain Amount0 in

3 am

Cloudy Cloudy
42°
Rain drop 0%
ESE 5 mph
Add

Cloudy

  • Temperature feels like
    Feels Like39°
  • WindESE 5 mph
  • Humidity
    Humidity54%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover96%
  • Rain drop
    Rain Amount0 in

4 am

Cloudy Cloudy
40°
Rain drop 0%
E 5 mph
Add

Cloudy

  • Temperature feels like
    Feels Like37°
  • WindE 5 mph
  • Humidity
    Humidity56%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover85%
  • Rain drop
    Rain Amount0 in

5 am

Mostly Cloudy Night Mostly Cloudy
39°
Rain drop 0%
ESE 4 mph
Add

Mostly Cloudy

  • Temperature feels like
    Feels Like36°
  • WindESE 4 mph
  • Humidity
    Humidity59%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover75%
  • Mixed precipitation
    Precip Amount0 in
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6 am

Mostly Cloudy Night Mostly Cloudy
38°
Rain drop 1%
ESE 4 mph
Add

Mostly Cloudy

  • Temperature feels like
    Feels Like35°
  • WindESE 4 mph
  • Humidity
    Humidity63%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover70%
  • Mixed precipitation
    Precip Amount0 in

7 am

Mostly Cloudy Day Mostly Cloudy
38°
Rain drop 1%
ESE 4 mph
Add

Mostly Cloudy

  • Temperature feels like
    Feels Like34°
  • WindESE 4 mph
  • Humidity
    Humidity64%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover68%
  • Mixed precipitation
    Precip Amount0 in

8 am

Partly Cloudy Day Partly Cloudy
39°
Rain drop 1%
ESE 5 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like35°
  • WindESE 5 mph
  • Humidity
    Humidity62%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover51%
  • Mixed precipitation
    Precip Amount0 in

9 am

Partly Cloudy Day Partly Cloudy
43°
Rain drop 0%
SE 5 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like40°
  • WindSE 5 mph
  • Humidity
    Humidity57%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover41%
  • Rain drop
    Rain Amount0 in

10 am

Partly Cloudy Day Partly Cloudy
47°
Rain drop 0%
SE 6 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like44°
  • WindSE 6 mph
  • Humidity
    Humidity49%
  • UV index
    UV Index2 of 11
  • Cloud
    Cloud Cover38%
  • Rain drop
    Rain Amount0 in

11 am

Partly Cloudy Day Partly Cloudy
51°
Rain drop 0%
SE 7 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like48°
  • WindSE 7 mph
  • Humidity
    Humidity42%
  • UV index
    UV Index4 of 11
  • Cloud
    Cloud Cover42%
  • Rain drop
    Rain Amount0 in
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