Greenville Weather Forecast
- 68
- 87
Rain Showers Likely
- 67
- 86
Chance Thunderstorms
- 66
- 83
Rain Showers
- 65
- 84
Rain Showers Likely
- 67
- 85
Rain Showers Likely
- 67
- 86
Rain Showers Likely
Today 5 Aug Mercer
Mostly sunny Early, then partly sunny with Showers likely with a chance of Thunderstorms. Highs in the mid 80s. South Winds 5 to 10 Mph. Chance of rain 70 percent.
Tonight 5 Aug Mercer
Showers likely with a chance of Thunderstorms in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Humid with Lows in the upper 60s. Southeast Winds around 5 Mph. Chance of rain 70 percent.
Greenville Temperature Statistics
August Temperature
Port Meadville Airport (17.4 miles)
Lowest 3 August, 2026
57.9 °FAverage August
70.1 °FHighest 1 August, 2026
80.1 °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