Marengo, OH Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Marengo, OH in one place.
A chance of showers and thunderstorms between 7am and 4pm, then showers and thunderstorms likely between 4pm and 5pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 88. Heat index values as high as 97. Southwest wind 8 to 17 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Local Weather Overview
This forecast page for Marengo, 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: Jul 17, 2026 5:25 AM EDT.
The active forecast window currently covers Jul 18 to Jul 23, 2026 for Marengo, OH.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 18 to Jul 23, 2026
- Latest sync
- Jul 17, 2026 5:25 AM EDT
- Forecast office
- CLE
- Source
- NOAA / NWS
Daily Outlook
This Week in Marengo
Saturday looks like the warmest upcoming period in Marengo at 88 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 57 degrees F.
The strongest winds are forecast for Saturday at about 8 to 17 mph SW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 17, 2026 5:25 AM EDT
- Coverage
- 6 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
Showers and thunderstorms before 2am. Mostly cloudy, with a low around 66. Northwest wind 8 to 16 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunny, with a high near 81.
Mostly clear, with a low around 59.
Mostly sunny, with a high near 84.
A chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 68. Chance of precipitation is 40%.
Showers and thunderstorms likely. Mostly cloudy, with a high near 86. Chance of precipitation is 70%.
Showers and thunderstorms likely before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 63. Chance of precipitation is 70%.
Mostly sunny, with a high near 77.
Mostly clear, with a low around 57.
Sunny, with a high near 78.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Jul 18
|
Chance Showers And Thunderstorms
|
88°F |
8 to 17 mph
SW
|
|
Saturday Night
Jul 18
|
Showers And Thunderstorms
|
66°F |
8 to 16 mph
NW
|
|
Sunday
Jul 19
|
Sunny
|
81°F |
9 mph
N
|
|
Sunday Night
Jul 19
|
Mostly Clear
|
59°F |
5 to 8 mph
NE
|
|
Monday
Jul 20
|
Mostly Sunny
|
84°F |
6 mph
S
|
|
Monday Night
Jul 20
|
Partly Cloudy then Chance Showers And Thunderstorms
|
68°F |
5 to 12 mph
SW
|
|
Tuesday
Jul 21
|
Showers And Thunderstorms Likely
|
86°F |
12 to 16 mph
SW
|
|
Tuesday Night
Jul 21
|
Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms
|
63°F |
10 to 16 mph
NW
|
|
Wednesday
Jul 22
|
Mostly Sunny
|
77°F |
13 mph
NW
|
|
Wednesday Night
Jul 22
|
Mostly Clear
|
57°F |
5 to 12 mph
N
|
|
Thursday
Jul 23
|
Sunny
|
78°F |
7 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Marengo.