Greenville Weather Forecast
- 65
- 86
Rain Showers
- 63
- 79
Rain Showers
- 60
- 77
Slight Chance Thunderstorms
- 59
- 80
Mostly Sunny
- 63
- 83
Mostly Cloudy
- 64
- 84
Chance Rain Showers
Today 27 Jul Mercer
Partly sunny. Patchy fog in the morning. A chance of Showers and Thunderstorms in the afternoon. Humid with Highs in the mid 80s. Southwest Winds 5 to 10 Mph. Chance of rain 40 percent.
Tonight 27 Jul Mercer
Mostly cloudy with a chance of Thunderstorms. A chance of Showers in the Evening, then Showers after midnight. Humid with Lows in the mid 60s. South Winds 5 to 10 Mph. Chance of rain 90 percent.
Greenville Temperature Statistics
July Temperature
Port Meadville Airport (17.4 miles)
Lowest 23 July, 2026
50 °FAverage July
72.7 °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