Cape May Weather in March
March in Cape May typically sees daytime highs of 11°C (52°F) and nighttime lows of 2°C (36°F). Rainfall is also possible this month, so it's worth packing an umbrella.
Rainfall in Cape May in March
Historically, March sees about 11 days of rain, with a monthly average of 87 mm (3.4 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Cape May in March
Expect highs of 11°C (52°F) in Cape May in March, with nights dropping to around 2°C (36°F). The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. 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.
Average water temperature in March
The water temperature is only 7°C (45°F) this month — cold enough that most people will want to stay out. Hardy swimmers may manage a quick dip, but it won't be comfortable.Our weather planner can help you find worldwide destinations with pleasant weather during this period. May and July typically offer the best weather for Cape May.
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 Cape May's climate page.
Cape May Temperature in March
Min Temperature
2°C (36°F)
Max Temperature
11°C (52°F)
Water Temperature
7°C (45°F)
Chance of Rain
37%
Precipitation
87 mm (3.4 in)
Rainy days
11 days
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Cape May typically rise from around 8°C (46°F) at the start of March to approximately 14°C (57°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 Cape May in March
Browse day-by-day weather records for Cape May spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Cape May historical weather extremes in March
Based on 50 years of weather observations (1976-2026), these are the most extreme conditions recorded in Cape May.
- On March 30, 1998, temperatures climbed to 30°C (86°F), marking the warmest March day on record.
- Nighttime temperatures dropped to -14°C (7°F) on March 8, 2007, marking the coldest March night on record.
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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tolerable
unpleasant
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What to Wear in Cape May 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. Expect water temperatures of around 7°C (45°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items.What To Do in Cape May 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 Cape May's climate page.
Temperature Rainfall Water Temp
See the full Cape May climate overview or explore weather in the United States of America.
