Clayton, MO Weather Forecast
Local 7-day forecast
Scattered Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Clayton, MO in one place.
Scattered rain showers after 7am. Mostly cloudy, with a high near 81. Southeast wind 1 to 6 mph. Chance of precipitation is 40%.
Local Weather Overview
This forecast page for Clayton, MO is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 23, 2026 11:55 AM CDT.
The active forecast window currently covers Jul 24 to Jul 29, 2026 for Clayton, MO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 24 to Jul 29, 2026
- Latest sync
- Jul 23, 2026 11:55 AM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Clayton
Monday looks like the warmest upcoming period in Clayton at 99 degrees F.
Friday Night is the coolest period ahead with temperatures near 68 degrees F.
The strongest winds are forecast for Monday at about 5 to 9 mph SW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 23, 2026 11:55 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KLSX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Scattered rain showers before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 68. Southeast wind around 6 mph. Chance of precipitation is 70%.
Showers and thunderstorms likely before 7am, then a chance of showers and thunderstorms between 7am and 1pm. Partly sunny, with a high near 89. Southwest wind around 6 mph. Chance of precipitation is 70%.
Partly cloudy, with a low around 73.
Sunny, with a high near 95.
Mostly clear, with a low around 76.
Sunny, with a high near 99.
Mostly clear, with a low around 77.
Sunny, with a high near 96.
Partly cloudy, with a low around 75.
Mostly sunny, with a high near 92.
Partly cloudy, with a low around 73.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Jul 24
|
Scattered Rain Showers
|
81°F |
1 to 6 mph
SE
|
|
Friday Night
Jul 24
|
Showers And Thunderstorms Likely
|
68°F |
6 mph
SE
|
|
Saturday
Jul 25
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
89°F |
6 mph
SW
|
|
Saturday Night
Jul 25
|
Partly Cloudy
|
73°F |
3 mph
S
|
|
Sunday
Jul 26
|
Sunny
|
95°F |
3 mph
SW
|
|
Sunday Night
Jul 26
|
Mostly Clear
|
76°F |
5 mph
SE
|
|
Monday
Jul 27
|
Sunny
|
99°F |
5 to 9 mph
SW
|
|
Monday Night
Jul 27
|
Mostly Clear
|
77°F |
5 to 8 mph
W
|
|
Tuesday
Jul 28
|
Sunny
|
96°F |
5 to 8 mph
NW
|
|
Tuesday Night
Jul 28
|
Partly Cloudy
|
75°F |
3 to 7 mph
NE
|
|
Wednesday
Jul 29
|
Mostly Sunny
|
92°F |
2 to 7 mph
NE
|
|
Wednesday Night
Jul 29
|
Partly Cloudy
|
73°F |
2 to 7 mph
E
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Clayton.
