Outer Banks weather in March
March in Outer Banks: cool, a little rain, with clean air — a good time to visit.
#9 of 12 months in Outer Banks · #784 of 897 destinations to visit in March · comfort 62/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Outer Banks in March
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Outer Banks climate normals — March
| Daytime high | 13°C / 55°F | 🙂 cool |
|---|---|---|
| Nighttime low | 9°C / 48°F | |
| Rainfall | 70 mm / 2.8 in | 🌦 some rain |
| Rainy days | 9 days | |
| Humidity | 75% | 💦 very humid |
| Dew point | 7°C / 44°F | |
| Sunshine | 8.7 h/day | |
| Daylight | 12 h | |
| Wind | 36 km/h / 22 mph | |
| Air quality (US AQI) | 46 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Outer Banks in March — FAQ
- Is March a good time to visit Outer Banks?
- March in Outer Banks: cool, a little rain, with clean air — a good time to visit. It ranks #9 of 12 months for Outer Banks on SeasonMap's comfort score (62/100).
- What is the weather like in Outer Banks in March?
- In March, Outer Banks averages a daily high of 13°C and a low of 9.1°C, with about 70.1 mm of rain over roughly 8.8 rainy days.
- What is the air quality in Outer Banks in March?
- Outer Banks has a mean US Air Quality Index of about 46 in March.