Measurements:
°C
°F
Marietta
64°F
SW 3 mph
Feels like: 64°F
Precip: 11%
World Resorts USA Marietta Weather May Weather in Marietta

Marietta Weather: May

Average Day Temperature: 79.2°F
Average Night Temperature: 64.6°F
Number of Sunny Days: 12 days
Sunshine Hours: 13.6 - 14.3 hours
Number of Rainy Days: 2 days
Precipitation Totals: 1.3 in

Air Temperature in May, °F

Select Year: 2026 2025 2024

The highest day temperature in May 2026 was 96°F. The lowest night temperature was 48°F. The average values for day and night temperatures during May were 80.6°F и 64.4°F respectivly.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during May. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in May, in

Precipitation total in May for Marietta is 1.3 in. It makes may one of the least rainy months of the year.

Wind Speed in May, mph

The average wind speed in May is 6.3 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Marietta in May is 7.9 hours.

Best Time to Visit Marietta
The most sunny months:
October 17 days
September 15 days
April 15 days
The most warm months:
July 92.2 °F
August 90.6 °F
June 88.4 °F
The most cold months:
January 47.6 °F
December 52.1 °F
February 54.5 °F
The most rainy months:
August 4 days
March 4 days
February 3 days
The most windy months:
March 7 mph
January 7 mph
February 7 mph

Marietta on the Weather Map

USA Resorts:
NAME
F°
Boston +58
Chicago +58
Hawaii +80
Houston +76
Las Vegas +64
Los Angeles +74
Maui +72
Miami +82
New York +62
Panama City Beach +66
San Diego +74
San Francisco +60
Santa Monica +72
Tampa +74
Washington +56
24 Hours Weather Forecast
Marietta
Local time: 22:41
27 oct, tuesday
0000 64°F
SW
3 mph
0300 62°F
W
3 mph
0600 58°F
SW
4 mph
0900 58°F
W
3 mph
1200 72°F
W
5 mph
1500 78°F
W
5 mph
1800 78°F
W
5 mph
2100 68°F
W
4 mph