Philadelphia weather in March
March in Philadelphia: cold, rainy, with clean air — a great time to visit.
#7 of 12 months in Philadelphia · #358 of 604 destinations to visit in March · comfort 72/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Philadelphia climate normals — March
| Daytime high | 13°C / 55°F | 🧥 cold |
|---|---|---|
| Nighttime low | 3°C / 37°F | |
| Feels like (high) | 9°C / 48°F | |
| Rainfall | 90 mm / 3.5 in | 🌧 rainy |
| Rainy days | 12 days | |
| Humidity | 64% | 💧 humid |
| Dew point | 0°C / 32°F | |
| Sunshine | 8 h/day | |
| Daylight | 12 h | |
| Wind | 19 km/h / 12 mph | |
| Snowfall | 5.8 cm / 2.3 in | |
| Air quality (US AQI) | 45 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Philadelphia in March — FAQ
- Is March a good time to visit Philadelphia?
- March in Philadelphia: cold, rainy, with clean air — a great time to visit. It ranks #7 of 12 months for Philadelphia on SeasonMap's comfort score (72/100).
- What is the weather like in Philadelphia in March?
- In March, Philadelphia averages a daily high of 12.5°C and a low of 2.5°C, with about 89.5 mm of rain over roughly 11.8 rainy days.
- What is the air quality in Philadelphia in March?
- Philadelphia has a mean US Air Quality Index of about 45 in March.
- Does it snow in Philadelphia in March?
- Philadelphia sees roughly 5.8 cm of snowfall in March.