Colter, WY Weather Forecast
Local 7-day forecast
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Colter, WY in one place.
A slight chance of rain showers between 10am and noon, then a slight chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Southeast wind 1 to 10 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Colter, 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 16, 2026 5:45 PM MDT.
The active forecast window currently covers Sep 17 to Sep 22, 2026 for Colter, WY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 17 to Sep 22, 2026
- Latest sync
- Sep 16, 2026 5:45 PM MDT
- Forecast office
- RIW
- Source
- NOAA / NWS
Daily Outlook
This Week in Colter
Friday looks like the warmest upcoming period in Colter at 84 degrees F.
Sunday Night is the coolest period ahead with temperatures near 44 degrees F.
The strongest winds are forecast for Thursday at about 1 to 10 mph SE.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 16, 2026 5:45 PM MDT
- Coverage
- 7 days
- Time zone
- America/Denver
- Forecast office
- RIW
- Radar station
- KRIW
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 50. South southeast wind 2 to 9 mph.
A slight chance of rain showers between noon and 3pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 84. South southeast wind 2 to 7 mph. Chance of precipitation is 20%.
Showers and thunderstorms. Mostly cloudy, with a low around 50. West northwest wind 3 to 8 mph. Chance of precipitation is 90%.
Showers and thunderstorms likely. Partly sunny, with a high near 74. North northwest wind 3 to 7 mph. Chance of precipitation is 70%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 45. Chance of precipitation is 70%.
A chance of showers and thunderstorms before noon, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 71. Chance of precipitation is 40%.
Mostly clear, with a low around 44.
Sunny, with a high near 77.
Mostly clear, with a low around 45.
Sunny, with a high near 80.
Mostly clear, with a low around 45.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Sep 17
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
79°F |
1 to 10 mph
SE
|
|
Thursday Night
Sep 17
|
Slight Chance Showers And Thunderstorms then Mostly Cloudy
|
50°F |
2 to 9 mph
SSE
|
|
Friday
Sep 18
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
84°F |
2 to 7 mph
SSE
|
|
Friday Night
Sep 18
|
Showers And Thunderstorms
|
50°F |
3 to 8 mph
WNW
|
|
Saturday
Sep 19
|
Showers And Thunderstorms Likely
|
74°F |
3 to 7 mph
NNW
|
|
Saturday Night
Sep 19
|
Showers And Thunderstorms Likely
|
45°F |
5 to 10 mph
WNW
|
|
Sunday
Sep 20
|
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
71°F |
2 to 6 mph
NW
|
|
Sunday Night
Sep 20
|
Mostly Clear
|
44°F |
1 to 5 mph
E
|
|
Monday
Sep 21
|
Sunny
|
77°F |
3 mph
SE
|
|
Monday Night
Sep 21
|
Mostly Clear
|
45°F |
2 mph
ESE
|
|
Tuesday
Sep 22
|
Sunny
|
80°F |
3 mph
NW
|
|
Tuesday Night
Sep 22
|
Mostly Clear
|
45°F |
5 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Colter.