Johnstown, WY Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Johnstown, WY in one place.
Sunny, with a high near 51. South southwest wind 3 to 12 mph.
Local Weather Overview
This forecast page for Johnstown, 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: Nov 5, 2026 6:34 PM MST.
The active forecast window currently covers Nov 6 to Nov 11, 2026 for Johnstown, WY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 6 to Nov 11, 2026
- Latest sync
- Nov 5, 2026 6:34 PM MST
- Forecast office
- RIW
- Source
- NOAA / NWS
Daily Outlook
This Week in Johnstown
Sunday looks like the warmest upcoming period in Johnstown at 57 degrees F.
Friday Night is the coolest period ahead with temperatures near 30 degrees F.
The strongest winds are forecast for Friday at about 3 to 12 mph SSW.
The forecast from Nov 6 through Nov 11 stays mostly dry.
Forecast Details
- Last updated
- Nov 5, 2026 6:34 PM MST
- 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
Clear, with a low around 30. West wind 3 to 9 mph.
Sunny, with a high near 51. North northeast wind 1 to 5 mph.
Mostly clear, with a low around 32. West southwest wind around 3 mph.
Sunny, with a high near 57. South southwest wind 2 to 6 mph.
Partly cloudy, with a low around 35.
Mostly sunny, with a high near 54.
Partly cloudy, with a low around 35.
Mostly sunny, with a high near 56.
Partly cloudy, with a low around 35.
Sunny, with a high near 56.
Mostly clear, with a low around 35.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Nov 6
|
Sunny
|
51°F |
3 to 12 mph
SSW
|
|
Friday Night
Nov 6
|
Clear
|
30°F |
3 to 9 mph
W
|
|
Saturday
Nov 7
|
Sunny
|
51°F |
1 to 5 mph
NNE
|
|
Saturday Night
Nov 7
|
Mostly Clear
|
32°F |
3 mph
WSW
|
|
Sunday
Nov 8
|
Sunny
|
57°F |
2 to 6 mph
SSW
|
|
Sunday Night
Nov 8
|
Partly Cloudy
|
35°F |
6 to 10 mph
W
|
|
Monday
Nov 9
|
Mostly Sunny
|
54°F |
3 to 8 mph
WSW
|
|
Monday Night
Nov 9
|
Partly Cloudy
|
35°F |
3 to 9 mph
W
|
|
Tuesday
Nov 10
|
Mostly Sunny
|
56°F |
5 to 9 mph
WSW
|
|
Tuesday Night
Nov 10
|
Partly Cloudy
|
35°F |
6 to 12 mph
W
|
|
Veterans Day
Nov 11
|
Sunny
|
56°F |
2 to 8 mph
W
|
|
Wednesday Night
Nov 11
|
Mostly Clear
|
35°F |
2 to 6 mph
WNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Johnstown.