Grand Valley Weather Forecast
- 38
- 62
Mostly Sunny
- 48
- 68
Partly Sunny
- 55
- 66
Rain Showers
- 31
- 61
Chance Rain Showers
- 31
- 45
Mostly Sunny
- 47
- 61
Mostly Cloudy
Today 13 Mar Warren
Sunny. Not as cool with Highs in the lower 60s. West Winds around 5 Mph.
Tonight 13 Mar Warren
Mostly clear. Not as cool with Lows in the upper 30s. Northeast Winds around 5 Mph, becoming southeast around 5 Mph after midnight.
Grand Valley Temperature Statistics
March Temperature
Franklin, Venango Regional Airport (28.6 miles)
Lowest 1 March, 2025
9 °FAverage March
35.4 °FHighest 11 March, 2025
64 °F
Climate (2020–Present)
Franklin, Venango Regional Airport (28.6 miles)
Average Low 2020–2025
41.1 °FAverage 2020–2025
49.6 °FAverage High 2020–2025
58.5 °F