Johnston, OH Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Johnston, OH in one place.
Mostly sunny, with a high near 46.
Local Weather Overview
This forecast page for Johnston, 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 16, 2026 3:08 PM EDT.
The active forecast window currently covers Apr 20 to Apr 22, 2026 for Johnston, OH.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 20 to Apr 22, 2026
- Latest sync
- Apr 16, 2026 3:08 PM EDT
- Forecast office
- CLE
- Source
- NOAA / NWS
Daily Outlook
This Week in Johnston
Tuesday looks like the warmest upcoming period in Johnston at 64 degrees F.
Monday Night is the coolest period ahead with temperatures near 29 degrees F.
The strongest winds are forecast for Monday at about 8 to 13 mph NW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 16, 2026 3:08 PM EDT
- Coverage
- 3 days
- Time zone
- America/New_York
- Forecast office
- CLE
- Radar station
- KCLE
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 29.
Mostly sunny, with a high near 64.
A slight chance of rain showers after 8pm. Mostly cloudy, with a low around 47.
A chance of rain showers. Partly sunny, with a high near 64. Chance of precipitation is 30%.
A chance of rain showers. Partly cloudy, with a low around 42.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Apr 20
|
Mostly Sunny
|
46°F |
8 to 13 mph
NW
|
|
Monday Night
Apr 20
|
Mostly Clear
|
29°F |
5 to 9 mph
S
|
|
Tuesday
Apr 21
|
Mostly Sunny
|
64°F |
7 to 13 mph
S
|
|
Tuesday Night
Apr 21
|
Slight Chance Rain Showers
|
47°F |
10 mph
SW
|
|
Wednesday
Apr 22
|
Chance Rain Showers
|
64°F |
8 to 12 mph
W
|
|
Wednesday Night
Apr 22
|
Chance Rain Showers
|
42°F |
6 to 9 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Johnston.