Johnstown, OH Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Johnstown, OH in one place.
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 40%.
Local Weather Overview
This forecast page for Johnstown, OH 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 9, 2026 6:07 PM EDT.
The active forecast window currently covers Apr 14 to Apr 15, 2026 for Johnstown, OH.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 14 to Apr 15, 2026
- Latest sync
- Apr 9, 2026 6:07 PM EDT
- Forecast office
- ILN
- Source
- NOAA / NWS
Daily Outlook
This Week in Johnstown
Tuesday looks like the warmest upcoming period in Johnstown at 82 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 58 degrees F.
The strongest winds are forecast for Tuesday at about 12 to 18 mph SW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 9, 2026 6:07 PM EDT
- Coverage
- 2 days
- Time zone
- America/New_York
- Forecast office
- ILN
- Radar station
- KILN
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. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Apr 14
|
Chance Showers And Thunderstorms
|
82°F |
12 to 18 mph
SW
|
|
Tuesday Night
Apr 14
|
Chance Showers And Thunderstorms
|
64°F |
12 to 16 mph
SW
|
|
Wednesday
Apr 15
|
Chance Showers And Thunderstorms
|
80°F |
13 to 18 mph
SW
|
|
Wednesday Night
Apr 15
|
Chance Showers And Thunderstorms
|
58°F |
10 to 17 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Johnstown.
