Philadelphia Weather in March
During March, Philadelphia experiences moderate daytime temperatures of 12°C (54°F) and cooler nights around 2°C (36°F). Expect quite a bit of rainfall. Around 98 mm (3.9 in) is typical.
Rainfall in Philadelphia in March
Looking at the last 30 years, the data shows about 10 days with rain, averaging 98 mm (3.9 in) for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Philadelphia in March
If you're visiting Philadelphia in March, expect highs of 12°C (54°F) and overnight lows around 2°C (36°F). The difference between afternoon and evening temperatures is usually noticeable. At 2°C (36°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.
Sunshine in Philadelphia in March
There are approximately 205 hours of sunshine this month, resulting in mostly clear days. Despite the cool temperatures, the sunshine makes it an enjoyable time to be outside.
Average water temperature in March
At 5°C (41°F), the water is very cold. Most people find it too uncomfortable for anything beyond a brief wade.If you prefer dry days with pleasant temperatures, May typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Philadelphia's climate page.
Philadelphia Temperature in March
Min Temperature
2°C (36°F)
Max Temperature
12°C (54°F)
Water Temperature
5°C (41°F)
Chance of Rain
32%
Precipitation
98 mm (3.9 in)
Rainy days
10 days
Humidity
62%
Sunshine
205 hours
Percentage Sunshine
55%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Philadelphia typically rise from around 8°C (46°F) at the start of March to approximately 15°C (59°F) by the end. Nights are cold, with lows typically ranging from -1°C (30°F) to 6°C (43°F).
Average temperatures in March
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in March
Historical weather for Philadelphia in March
Browse day-by-day weather records for Philadelphia spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Philadelphia historical weather extremes in March
Our historical data for Philadelphia spans 1999 to 2026, revealing these weather extremes.
- Philadelphia recorded its highest March temperature of 28°C (82°F) on March 10, 2026.
- Philadelphia registered its coldest March night on March 6, 2015, with temperatures dropping to -11°C (12°F).
Best Places in the United States of America in March
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in March →
perfect weather
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What to Wear in Philadelphia in March
The weather can swing between comfortable and chilly in March, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags. The water temperature sits at about 5°C (41°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Philadelphia in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Philadelphia's climate page.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Philadelphia climate overview or explore weather in the United States of America.
