March weather in Williamsport, PA
The average temperature in Williamsport in March is 39.0°F (29.1°F–48.9°F). Average precipitation: 3.29 inches. Average snowfall is 5.7 inches.
March is a spring month in Williamsport, and is cooler than the annual average of 51.8°F. Daily temperatures swing about 19.8°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 11h 43m. For travel, March is cool.
Avg High
48.9°F
Avg Low
29.1°F
Precipitation
3.29 in
Snow
5.7 in
March records in Williamsport
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 66.0°F (2017) | 10.9°F (2014) | 0.98 in (2018) |
| March 2 | 61.0°F (2020) | 12.9°F (2009) | 0.72 in (2007) |
| March 3 | 60.1°F (1999) | 5.0°F (2003) | 1.21 in (1999) |
| March 4 | 68.0°F (2024) | 3.9°F (2014) | 1.55 in (1999) |
| March 5 | 59.0°F (2000) | 9.0°F (2017) | 1.20 in (2025) |
| March 6 | 75.0°F (2022) | 3.9°F (2015) | 1.33 in (2011) |
| March 7 | 71.1°F (2016) | 1.9°F (2003) | 0.65 in (2008) |
| March 8 | 81.0°F (2000) | 7.0°F (2007) | 0.55 in (2008) |
| March 9 | 79.0°F (2016) | 10.9°F (2007) | 1.28 in (2024) |
| March 10 | 68.0°F (2025) | 10.0°F (2005) | 2.33 in (2011) |
| March 11 | 73.9°F (2025) | 9.0°F (2003) | 0.40 in (2011) |
| March 12 | 69.1°F (2024) | 14.0°F (2017) | 0.79 in (2014) |
| March 13 | 73.9°F (2007) | 12.0°F (2017) | 0.53 in (2001) |
| March 14 | 73.9°F (2024) | 15.1°F (2003) | 1.13 in (2017) |
| March 15 | 75.0°F (2012) | 17.1°F (2017) | 0.60 in (2007) |
| March 16 | 71.1°F (2022) | 16.0°F (2017) | 1.24 in (2025) |
| March 17 | 77.0°F (2012) | 16.0°F (2017) | 0.28 in (2023) |
| March 18 | 73.9°F (2011) | 18.0°F (2000) | 0.87 in (2021) |
| March 19 | 72.0°F (2012) | 12.0°F (2007) | 0.66 in (2008) |
| March 20 | 73.9°F (2020) | 21.9°F (2001) | 1.24 in (2003) |
| March 21 | 73.0°F (2010) | 17.1°F (2007) | 1.47 in (2000) |
| March 22 | 75.0°F (2012) | 17.1°F (2002) | 0.46 in (2010) |
| March 23 | 80.1°F (2012) | 18.0°F (2002) | 1.45 in (2005) |
| March 24 | 73.0°F (2016) | 18.0°F (2009) | 0.53 in (2022) |
| March 25 | 72.0°F (2003) | 19.0°F (2008) | 0.25 in (2023) |
| March 26 | 73.0°F (2021) | 19.0°F (2011) | 2.24 in (2002) |
| March 27 | 84.0°F (2007) | 14.0°F (2014) | 0.21 in (2017) |
| March 28 | 71.1°F (2012) | 21.0°F (2011) | 1.00 in (2005) |
| March 29 | 79.0°F (2025) | 19.0°F (2015) | 0.87 in (2014) |
| March 30 | 73.0°F (2007) | 21.9°F (2008) | 1.36 in (2001) |
| March 31 | 77.0°F (2006) | 26.1°F (2003) | 1.43 in (2022) |