Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
Greenville (OH) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Greenville.
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Climate overview of Greenville
Temperatures in Greenville, Ohio, United States of America, vary greatly throughout the year. July is the hottest month at 28°C (82°F), while January is the coldest at 1°C (34°F).
Rain/snowfall is high, totalling around 1041 mm (41 in) per year. June is the wettest month and January the driest. The city also experiences warm summers and very cold winters. The sunniest month is July, with 9.9 hours of sunshine per day on average.
Greenville Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Greenville - and find the best time to visit.
Monthly Temperature in Greenville
The climate in Greenville is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a comfortable 28°C (82°F) in July, the warmest time of the year, to a very cold 1°C (34°F) during cooler months like January.
At night, you can expect temperatures ranging from 17°C (63°F) in July to around -8°C (18°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Greenville
Greenville has a notably wet climate with abundant precipitation, recording 1041 mm (41 in) of rain/snowfall per year. While rainfall varies throughout the year, each season offers its own charm. June brings wetter days averaging 125 mm (4.9 in) of precipitation, spread over 13 rainy days.
In contrast, the driest month January experiences a drier climate, with about 60 mm (2.4 in) of snow/rainfall spread across 12 snowy/rainy days. For more details, please visit our Greenville Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Greenville
Seasonal changes in sunshine hours are quite dramatic in Greenville. While July receives considerable daily sunshine with up to 9.9 hours, December marks the darkest time of the year, where sunshine is scarce with only 3.2 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Dayton, the United States of America (53 KM, 33 Miles).
Daily hours of sunshine
Data from: Dayton, the United States of America (53 KM, 33 Miles).
Daily percentage of sunshine
Data from: Dayton, the United States of America (53 KM, 33 Miles).
Humidity in Greenville by Month
The relative humidity is high throughout the year in Greenville.
The city experiences its highest humidity in December, reaching 76%. In April, the humidity drops to its lowest level at 64%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Dayton, the United States of America (53 KM, 33 Miles).
Best Time to Visit Greenville
For comfortable weather, consider visiting Greenville in May, July, August and September. Conditions are usually least favourable in January, February, March and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
cold
Feb
cold
Mar
cold
Apr
mixed
May
excellent
Jun
very good
Jul
excellent
Aug
excellent
Sep
excellent
Oct
very good
Nov
mixed
Dec
cold
- Best overall: May, July, August and September
- Warmest weather: June, July and August
- Most sunshine: June and July
- Fewer rainy days: February, July, August, September and November
- Seasonal pattern: Warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -8°C (18°F).
Frequently asked questions about the climate in Greenville
What is the best time to visit Greenville?
May, July, August and September typically offer the most optimal weather in Greenville. In contrast, January, February, March and December tend to have less optimal conditions. Greenville has warm summers and very cold winters.
What temperatures can I expect in Greenville?
Daytime highs range from 1°C (34°F) in January to 28°C (82°F) in July. Nighttime lows range from -8°C (18°F) to 17°C (63°F). Temperatures vary considerably through the year.
How much rain does Greenville get?
Annual rainfall is around 1041 mm (41 in). June is the wettest month with 125 mm (4.9 in), while January is the driest with 60 mm (2.4 in).
How sunny is Greenville?
Greenville receives around 2,437 hours of sunshine per year. July is the sunniest month with 298 hours, while December is the cloudiest with just 97 hours. Overall, Greenville enjoys abundant sunshine.
Greenville 3-Day Forecast
Greenville on the map
Greenville is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
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29°C (84°F) Destin26°C (79°F) Los Angeles24°C (75°F) New York City19°C (66°F) Big Bear Lake19°C (66°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
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