Clayton, WY Weather Forecast
Local 7-day forecast
Sunny then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Clayton, WY in one place.
A slight chance of rain showers between noon and 3pm, then a slight chance of showers and thunderstorms. Sunny, with a high near 78. West wind 5 to 15 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Clayton, WY 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: Sep 14, 2026 11:08 PM MDT.
The active forecast window currently covers Sep 16 to Sep 21, 2026 for Clayton, WY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 21, 2026
- Latest sync
- Sep 14, 2026 11:08 PM MDT
- Forecast office
- CYS
- Source
- NOAA / NWS
Daily Outlook
This Week in Clayton
Friday looks like the warmest upcoming period in Clayton at 80 degrees F.
Sunday Night is the coolest period ahead with temperatures near 44 degrees F.
The strongest winds are forecast for Wednesday at about 5 to 15 mph W.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 14, 2026 11:08 PM MDT
- Coverage
- 6 days
- Time zone
- America/Denver
- Forecast office
- CYS
- Radar station
- KCYS
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of rain showers before midnight. Mostly cloudy, with a low around 50. East northeast wind 5 to 10 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 79. Chance of precipitation is 40%.
A slight chance of rain showers before midnight. Mostly cloudy, with a low around 54.
A slight chance of rain showers after noon. Mostly sunny, with a high near 80.
A slight chance of rain showers. Partly cloudy, with a low around 48.
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74.
Mostly clear, with a low around 45.
A slight chance of rain showers before noon. Sunny, with a high near 74.
Mostly clear, with a low around 44.
Sunny, with a high near 75.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 16
|
Sunny then Slight Chance Showers And Thunderstorms
|
78°F |
5 to 15 mph
W
|
|
Wednesday Night
Sep 16
|
Chance Rain Showers then Mostly Cloudy
|
50°F |
5 to 10 mph
ENE
|
|
Thursday
Sep 17
|
Partly Sunny then Chance Showers And Thunderstorms
|
79°F |
5 to 10 mph
SSE
|
|
Thursday Night
Sep 17
|
Slight Chance Rain Showers then Mostly Cloudy
|
54°F |
5 to 10 mph
SSW
|
|
Friday
Sep 18
|
Mostly Sunny then Slight Chance Rain Showers
|
80°F |
10 to 15 mph
WSW
|
|
Friday Night
Sep 18
|
Slight Chance Rain Showers
|
48°F |
5 to 15 mph
W
|
|
Saturday
Sep 19
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
74°F |
5 to 10 mph
WNW
|
|
Saturday Night
Sep 19
|
Mostly Clear
|
45°F |
5 to 10 mph
W
|
|
Sunday
Sep 20
|
Slight Chance Rain Showers then Sunny
|
74°F |
5 to 10 mph
NW
|
|
Sunday Night
Sep 20
|
Mostly Clear
|
44°F |
5 to 10 mph
SE
|
|
Monday
Sep 21
|
Sunny
|
75°F |
5 to 10 mph
NNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Clayton.