Greenville Weather Forecast
- 59
- 79
Slight Chance Thunderstorms
- 62
- 85
Mostly Sunny
- 52
- 79
Rain Showers
- 52
- 72
Partly Sunny
- 54
- 74
Chance Thunderstorms
- 60
- 78
Rain Showers
Today 12 Jun Mercer
Mostly cloudy with a slight chance of Showers and Thunderstorms in the Morning, then partly sunny in the afternoon. Humid with Highs in the upper 70s. West Winds 10 to 15 Mph. Gusts up to 30 Mph in the morning. Chance of rain 20 percent.
Tonight 12 Jun Mercer
Clear. Less humid with Lows in the upper 50s. West Winds 5 to 10 Mph.
Greenville Temperature Statistics
June Temperature
Port Meadville Airport (17.4 miles)
Lowest 2 June, 2026
46.9 °FAverage June
68.1 °FHighest 8 June, 2026
84 °F
Climate (2021–Present)
Port Meadville Airport (17.4 miles)
Average Low 2021–2026
42.7 °FAverage 2021–2026
50.9 °FAverage High 2021–2026
59.2 °F