Marietta, IN weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Marietta now
Loading the National Weather Service forecast…
Marietta weather by the hour
Marietta weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Marietta.
This week in Marietta
Sunrise, sunset and moon in Marietta
What is the weather usually like in Marietta?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 85°F average high
- Januarycoldest month · 20°F average low
- 44.0 inprecipitation per year · 1,118 mm
- 14.6 insnowfall per year · 37 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Marietta: May–June and August–September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station SHELBYVILLE SEWAGE PLT, IN US (USC00127999), adjusted for the elevation of Marietta.
Marietta weather month by month
Sunrise and sunset in Marietta through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 8:00 AM | 5:45 PM | 9 h 45 min |
| February | 7:33 AM | 6:21 PM | 10 h 47 min |
| March | 7:52 AM | 7:51 PM | 11 h 58 min |
| April | 7:04 AM | 8:22 PM | 13 h 18 min |
| May | 6:27 AM | 8:51 PM | 14 h 24 min |
| June | 6:14 AM | 9:13 PM | 14 h 59 min |
| July | 6:27 AM | 9:11 PM | 14 h 43 min |
| August | 6:55 AM | 8:40 PM | 13 h 45 min |
| September | 7:23 AM | 7:53 PM | 12 h 29 min |
| October | 7:52 AM | 7:06 PM | 11 h 13 min |
| November | 7:26 AM | 5:30 PM | 10 h 3 min |
| December | 7:55 AM | 5:22 PM | 9 h 27 min |
Times for the 15th of each month, local time (America/Indiana/Indianapolis).
What is the weather like in Marietta?
Marietta has a hot-summer humid continental climate. The warmest month is July, with an average high of 85°F (29°C), and the coldest is January, with average lows of 20°F (-7°C).
It gets about 44.0 inches (1,118 mm) of precipitation a year. The wettest month is June and the driest is February. Snow is common: about 15 inches fall in an average year.
The best time to visit Marietta is May–June and August–September. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Marietta
Weather in towns near Marietta
Questions about the weather in Marietta
What is the hottest month in Marietta?
July, with an average high of 85°F (29°C).
What is the coldest month in Marietta?
January, with an average low of 20°F (-7°C).
How much does it rain in Marietta?
About 44.0 inches (1,118 mm) a year; the wettest month is June.
Does it snow in Marietta?
Yes, about 15 inches of snow fall in an average year.
When is the best time to visit Marietta?
May–June and August–September, when temperatures are most pleasant and rainy days are fewer.
What climate does Marietta have?
Hot-summer humid continental (Köppen Dfa).
What is the weather like in Marietta in November?
Highs average 52°F and lows 33°F, with about 3.4 inches of precipitation.
What time is sunrise in Marietta?
Around 7:26 AM in mid-November, and sunset around 5:30 PM. Today’s exact times are shown above.
Where does this Marietta weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Marietta.
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