Greenville Weather Forecast

    • 51
    • 78

    Mostly Sunny

    • 60
    • 80

    Partly Sunny

    • 61
    • 82

    Chance Rain Showers

    • 63
    • 83

    Chance Thunderstorms

    • 66
    • 86

    Rain Showers

    • 61
    • 81

    Chance Thunderstorms

Today 23 Jul Mercer

Sunny. Near steady temperature in the mid 70s. North Winds around 5 Mph.

Tonight 23 Jul Mercer

Clear. Lows in the lower 50s. Northeast Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Greenville Temperature Statistics

July Temperature

Port Meadville Airport (17.4 miles)

  • Lowest 20 July, 2026

    55 °F

  • Average July

    74.1 °F

  • Highest 1 July, 2026

    91 °F

Climate (2021–2026)

Port Meadville Airport (17.4 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    42.7 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.3 °F
Get WillyWeather+ to remove ads