Grimesville Weather Forecast
- 24
- 43
Slight Chance Rain
- 26
- 41
Partly Sunny
- 36
- 53
Mostly Cloudy
- 44
- 56
Chance Rain Showers
- 52
- 64
Chance Rain Showers
- 47
- 70
Chance Rain Showers
Today 27 Mar Southern Lycoming
Mostly cloudy with a slight chance of rain Showers in the Morning, then mostly sunny in the afternoon. Much cooler with Highs in the mid 40s. North Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.
Tonight 27 Mar Southern Lycoming
Rain likely. Lows in the upper 30s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.
Grimesville Temperature Statistics
March Temperature
Williamsport - Lycoming County Airport (7.5 miles)
Lowest 2 March, 2026
17.7 °FAverage March
41.8 °FHighest 10 March, 2026
77.6 °F
Climate (2021–Present)
Williamsport - Lycoming County Airport (7.5 miles)
Average Low 2021–2026
43.6 °FAverage 2021–2026
52.9 °FAverage High 2021–2026
63.2 °F