Marietta weather live forecast

Today's maximum temperature in Marietta is expected to be 27°C. Select a day from the live weather forecast for Marietta, Ohio, USA for more weather parameters.

Monday
3rd Aug
27

19

9

5
Tuesday
4th Aug
28

17

10

8
Wednesday
5th Aug
30

19

7

7
Thursday
6th Aug
29

21

7

5
Friday
7th Aug
28

21

3

5

5-day weather forecast updated at 04:03 on Monday 3rd August 2026 GMT

More about Marietta

Marietta by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Ohio

GO Airport Shuttle discount code: 5% off airport transfers

Discount Code

Save EXTRA 5% on airport transfers worldwide
Book private taxis & shuttle buses with discount code
Enter in coupon box on 'Reservations' page

Show discount code

******WEB

Redeem GO Airport Shuttle discount code >>

Expires at 23:59 on Thursday 31st Dec 2026

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 3rd August 2026

Expect scattered clouds in Marietta, Ohio with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north.

27
°C maximum temperature
19
°C minimum temperature
scattered clouds
9
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
L
low heat & humidity
9
kph wind from N

Marietta weather for Tuesday 4th August 2026

Expect sunshine and showers in Marietta, Ohio with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and little or no wind of 6 kph from the north-east.

28
°C maximum temperature
17
°C minimum temperature
sunshine and showers
10
hours of sunshine
8
UV index (Very High)
25
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
6
kph wind from NE

Marietta weather for Wednesday 5th August 2026

Expect isolated thunderstorms in Marietta, Ohio with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 66% chance of some rain and a light breeze of 7 kph from the south.

30
°C maximum temperature
19
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
7
UV index (High)
66
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
7
kph wind from S

Marietta weather for Thursday 6th August 2026

Expect isolated thunderstorms in Marietta, Ohio with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 54% chance of some rain and a light breeze of 11 kph from the south-west.

29
°C maximum temperature
21
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
5
UV index (Moderate)
54
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
11
kph wind from SW

Marietta weather for Friday 7th August 2026

Expect isolated thunderstorms in Marietta, Ohio with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 76% chance of some rain and a light breeze of 10 kph from the south-west.