Marietta weather live forecast

Today's maximum temperature in Marietta is expected to be 18°C. Select a day from the live weather forecast for Marietta, Ohio, USA for more weather parameters.

Wednesday
29th Apr
18

9

2

3
Thursday
30th Apr
14

7

5

5
Friday
1st May
13

4

2

2
Saturday
2nd May
13

4

5

5
Sunday
3rd May
16

2

13

6

5-day weather forecast updated at 04:02 on Wednesday 29th April 2026 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 Wednesday 29th April 2026

Expect isolated thunderstorms in Marietta, Ohio with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 98% chance of some rain and a gentle breeze of 17 kph from the north-west.

18
°C maximum temperature
9
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
3
UV index (Moderate)
98
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
17
kph wind from NW

Marietta weather for Thursday 30th April 2026

Expect broken clouds in Marietta, Ohio with a maximum temperature of 14°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-west.

14
°C maximum temperature
7
°C minimum temperature
broken clouds
5
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
15
kph wind from NW

Marietta weather for Friday 1st May 2026

Expect mostly cloudy with light rain in Marietta, Ohio with a maximum temperature of 13°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 39% chance of some rain and a gentle breeze of 13 kph from the west.

13
°C maximum temperature
4
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
2
UV index (Low)
39
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
13
kph wind from W

Marietta weather for Saturday 2nd May 2026

Expect broken clouds in Marietta, Ohio with a maximum temperature of 13°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north-west.

13
°C maximum temperature
4
°C minimum temperature
broken clouds
5
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
13
°C wind chill
11
kph wind from NW

Marietta weather for Sunday 3rd May 2026

Expect sunshine and showers in Marietta, Ohio with a maximum temperature of 16°C, maximum UV of 6 (High) and 13 hours of bright sunshine. There are 0-2 mm of rainfall expected with 16% chance of some rain and a gentle breeze of 14 kph from the west.