Marietta weather live forecast

Today's maximum temperature in Marietta is expected to be 91°F. Select a day from the live weather forecast for Marietta, Ohio, USA for more weather parameters.

5-day weather forecast updated at 04:03 on Saturday 16th August 2025 GMT

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The 5-day weather forecast for Ohio (Marietta) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Marietta weather forecast by day

Below are the detailed weather forecasts for Marietta for the next 5 days.

Marietta weather for Saturday 16th August 2025

Expect clear skies in Marietta, Ohio with a maximum temperature of 91°F, high levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 3 mph from the west.

  • 91°F maximum temperature91
    °F maximum temperature
  • 68°F minimum temperature68
    °F minimum temperature
  • Clear skies
    clear skies
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Little or no wind of 3 mph from the West3
    mph wind from W

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Marietta weather for Sunday 17th August 2025

Expect scattered clouds in Marietta, Ohio with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 5 mph from the west.

  • 86°F maximum temperature86
    °F maximum temperature
  • 70°F minimum temperature70
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 5 mph from the West5
    mph wind from W

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Marietta weather for Monday 18th August 2025

Expect broken clouds in Marietta, Ohio with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 mph from the north.

  • 88°F maximum temperature88
    °F maximum temperature
  • 70°F minimum temperature70
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 4 mph from the North4
    mph wind from N

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Marietta weather for Tuesday 19th August 2025

Expect isolated thunderstorms in Marietta, Ohio with a maximum temperature of 90°F, high levels of heat & humidity, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 37% chance of some rain and a light breeze of 4 mph from the west.

  • 90°F maximum temperature90
    °F maximum temperature
  • 68°F minimum temperature68
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 37% chance of some rain37
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 4 mph from the West4
    mph wind from W

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Marietta weather for Wednesday 20th August 2025

Expect isolated thunderstorms in Marietta, Ohio with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 69% chance of some rain and a light breeze of 7 mph from the north.

  • 84°F maximum temperature84
    °F maximum temperature
  • 70°F minimum temperature70
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 69% chance of some rain69
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 7 mph from the North7
    mph wind from N

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