Marietta weather live forecast

Today's maximum temperature in Marietta is expected to be 25°C. Select a day from the live weather forecast for Marietta, Ohio, USA for more weather parameters.

Monday
25th May
25

18

6

UV7
Tuesday
26th May
26

17

5

UV6
Wednesday
27th May
24

18

3

UV5
Thursday
28th May
27

15

7

UV8
Friday
29th May
26

12

13

UV8

5-day weather forecast updated at 04:02 on Monday 25th May 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 Monday 25th May 2026

Expect broken clouds in Marietta, Ohio with a maximum temperature of 25°C, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north.

25
°C maximum temperature
18
°C minimum temperature
broken clouds
6
hours of sunshine
UV7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
7
kph wind from N

Marietta weather for Tuesday 26th May 2026

Expect isolated thunderstorms in Marietta, Ohio with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 15% chance of some rain and little or no wind of 5 kph from the north-east.

26
°C maximum temperature
17
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
UV6
UV index (High)
15
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
5
kph wind from NE

Marietta weather for Wednesday 27th May 2026

Expect isolated thunderstorms in Marietta, Ohio with a maximum temperature of 24°C, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 76% chance of some rain and little or no wind of 5 kph from the south-west.

24
°C maximum temperature
18
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
UV5
UV index (Moderate)
76
% chance of some rain
<20
mm of rainfall expected
24
°C wind chill
5
kph wind from SW

Marietta weather for Thursday 28th May 2026

Expect broken clouds in Marietta, Ohio with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north.

27
°C maximum temperature
15
°C minimum temperature
broken clouds
7
hours of sunshine
UV8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
11
kph wind from N

Marietta weather for Friday 29th May 2026

Expect clear skies in Marietta, Ohio with a maximum temperature of 26°C, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north-east.