March weather in Johnstown, PA
The average temperature in Johnstown in March is 36.4°F (28.0°F–44.7°F). Average precipitation: 3.12 inches.
March is a spring month in Johnstown, and is cooler than the annual average of 48.9°F. Daily temperatures swing about 16.7°F between overnight low and afternoon high. Expect about 14 days with precipitation. Daylight averages about 11h 44m. For travel, March is cold.
Avg High
44.7°F
Avg Low
28.0°F
Precipitation
3.12 in
Daylight
11h 44m
March records in Johnstown
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 61.0°F (2023) | 11.1°F (2025) | 1.31 in (2017) |
| March 2 | 55.9°F (2023) | 5.2°F (2009) | 0.32 in (2024) |
| March 3 | 59.0°F (2008) | -0.9°F (2003) | 1.20 in (2015) |
| March 4 | 63.0°F (2024) | 2.1°F (2014) | 1.12 in (2008) |
| March 5 | 71.1°F (2004) | 3.2°F (2015) | 0.69 in (2026) |
| March 6 | 66.9°F (2026) | -1.8°F (2015) | 0.58 in (2011) |
| March 7 | 75.0°F (2026) | 9.1°F (2007) | 0.62 in (2017) |
| March 8 | 66.0°F (2002) | 3.2°F (2007) | 0.53 in (2012) |
| March 9 | 71.1°F (2016) | 8.1°F (2005) | 1.33 in (2024) |
| March 10 | 72.0°F (2026) | 9.0°F (2003) | 1.02 in (2011) |
| March 11 | 70.0°F (2026) | 10.2°F (2017) | 1.53 in (2026) |
| March 12 | 64.0°F (2012) | 11.1°F (2017) | 0.81 in (2014) |
| March 13 | 72.0°F (2006) | 2.1°F (2014) | 0.77 in (2010) |
| March 14 | 69.1°F (2024) | 9.0°F (2005) | 0.65 in (2015) |
| March 15 | 69.1°F (2002) | 9.1°F (2017) | 0.13 in (2002) |
| March 16 | 68.0°F (2016) | 16.2°F (2017) | 0.44 in (2025) |
| March 17 | 70.0°F (2012) | 12.9°F (2026) | 0.39 in (2002) |
| March 18 | 69.1°F (2009) | 10.0°F (2026) | 1.15 in (2021) |
| March 19 | 70.0°F (2025) | 12.2°F (2023) | 0.84 in (2007) |
| March 20 | 70.0°F (2012) | 20.1°F (2013) | 0.91 in (2002) |
| March 21 | 66.0°F (2010) | 13.1°F (2013) | 0.59 in (2018) |
| March 22 | 78.1°F (2026) | 10.0°F (2002) | 0.29 in (2026) |
| March 23 | 75.0°F (2012) | 14.2°F (2014) | 1.24 in (2023) |
| March 24 | 72.0°F (2016) | 10.2°F (2014) | 0.98 in (2012) |
| March 25 | 70.0°F (2003) | 16.2°F (2011) | 0.42 in (2013) |
| March 26 | 73.0°F (2007) | 10.0°F (2001) | 1.52 in (2002) |
| March 27 | 72.0°F (2007) | 12.0°F (2001) | 0.50 in (2026) |
| March 28 | 66.0°F (2012) | 11.1°F (2015) | 1.55 in (2020) |
| March 29 | 75.0°F (2020) | 12.2°F (2015) | 0.75 in (2014) |
| March 30 | 68.0°F (2025) | 20.1°F (2023) | 0.54 in (2012) |
| March 31 | 73.0°F (2006) | 18.0°F (2003) | 0.82 in (2017) |