Johnstown, PA Weather Forecast
Local 7-day forecast
Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Johnstown, PA in one place.
A chance of rain showers between 8am and 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 79. Southwest wind 5 to 12 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Johnstown, PA 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: Apr 13, 2026 10:23 PM EDT.
The active forecast window currently covers Apr 14 to Apr 20, 2026 for Johnstown, PA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 14 to Apr 20, 2026
- Latest sync
- Apr 13, 2026 10:23 PM EDT
- Forecast office
- CTP
- Source
- NOAA / NWS
Daily Outlook
This Week in Johnstown
Saturday looks like the warmest upcoming period in Johnstown at 84 degrees F.
Sunday Night is the coolest period ahead with temperatures near 33 degrees F.
The strongest winds are forecast for Sunday at about 7 to 14 mph W.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 13, 2026 10:23 PM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- CTP
- Radar station
- KCCX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 2am, then a chance of showers and thunderstorms between 2am and 5am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Southwest wind 6 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 82. Southwest wind 6 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 62. Southwest wind 2 to 7 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of rain showers after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 20%.
A chance of rain showers. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
A chance of rain showers before 2pm. Partly sunny, with a high near 76. Chance of precipitation is 40%.
Partly cloudy, with a low around 55.
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
A chance of rain showers. Mostly cloudy, with a high near 67. Chance of precipitation is 50%.
A chance of rain showers before 2am. Mostly cloudy, with a low around 33. Chance of precipitation is 40%.
Mostly sunny, with a high near 54.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Apr 14
|
Chance Rain Showers
|
79°F |
5 to 12 mph
SW
|
|
Tuesday Night
Apr 14
|
Chance Showers And Thunderstorms
|
63°F |
6 to 9 mph
SW
|
|
Wednesday
Apr 15
|
Chance Showers And Thunderstorms
|
82°F |
6 to 9 mph
SW
|
|
Wednesday Night
Apr 15
|
Chance Showers And Thunderstorms
|
62°F |
2 to 7 mph
SW
|
|
Thursday
Apr 16
|
Partly Sunny then Slight Chance Rain Showers
|
81°F |
3 to 9 mph
SW
|
|
Thursday Night
Apr 16
|
Chance Rain Showers
|
59°F |
7 mph
SW
|
|
Friday
Apr 17
|
Chance Rain Showers
|
76°F |
5 to 8 mph
W
|
|
Friday Night
Apr 17
|
Partly Cloudy
|
55°F |
1 to 6 mph
SW
|
|
Saturday
Apr 18
|
Mostly Sunny then Chance Showers And Thunderstorms
|
84°F |
2 to 8 mph
S
|
|
Saturday Night
Apr 18
|
Showers And Thunderstorms Likely
|
50°F |
7 mph
SW
|
|
Sunday
Apr 19
|
Chance Rain Showers
|
67°F |
7 to 14 mph
W
|
|
Sunday Night
Apr 19
|
Chance Rain Showers
|
33°F |
8 to 13 mph
W
|
|
Monday
Apr 20
|
Mostly Sunny
|
54°F |
10 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Johnstown.
