Greenville Weather Forecast
- 63
- 85
Mostly Cloudy
- 60
- 84
Decreasing Clouds
- 62
- 85
Mostly Sunny
- 65
- 87
Mostly Sunny
- 70
- 91
Mostly Sunny
- 66
- 90
Partly Sunny
- 64
- 87
Partly Sunny
Today 10 Jul Mercer
Showers with Thunderstorms likely. Some Thunderstorms may produce heavy rainfall. Near steady temperature around 80. Northwest Winds around 5 Mph. Chance of rain 90 percent.
Tonight 10 Jul Mercer
Mostly cloudy. A chance of Showers and Thunderstorms this evening. Patchy fog after midnight. Some Thunderstorms may produce heavy rainfall this evening. Lows in the lower 60s. Northwest Winds around 5 Mph this Evening, becoming light and variable. Chance of rain 50 percent.
Greenville Temperature Statistics
July Temperature
Port Meadville Airport (17.4 miles)
Lowest 8 July, 2026
64.9 °FAverage July
76.4 °FHighest 1 July, 2026
91 °F
Climate (2021–2026)
Port Meadville Airport (17.4 miles)
Average Low 2021–2026
42.7 °FAverage 2021–2026
50.9 °FAverage High 2021–2026
59.2 °F