Greenville Weather Forecast
- 66
- 89
Becoming Sunny
- 72
- 93
Mostly Sunny
- 67
- 93
Mostly Sunny
- 65
- 89
Partly Sunny
- 66
- 88
Chance Rain Showers
- 66
- 86
Rain Showers Likely
Today 13 Jul Mercer
Mostly sunny. Highs in the upper 80s. South Winds around 5 Mph, becoming southwest this afternoon.
Tonight 13 Jul Mercer
Mainly clear. Humid with Lows in the mid 60s. North Winds around 5 Mph, becoming south after midnight.
Greenville Temperature Statistics
July Temperature
Port Meadville Airport (17.4 miles)
Lowest 8 July, 2026
64.9 °FAverage July
75.6 °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
59.3 °F