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Clouds but High UV Risk Today in Wilmington
March 21, 2026
weather, forecast
Wilmington, North Carolina — Overcast expected today with a high of 83°F and a low of 53°F.
Today's Forecast — Saturday, March 21
- Conditions: Overcast
- High / Low: 83°F / 53°F
- Wind: WSW 11 mph, gusts to 22 mph
- Precipitation: 10% chance
- UV Index: 6.3 — High — sunscreen recommended
- Sunrise / Sunset: 06:13 / 18:24
- Daylight: 12.2 hours (11.0 hours of sunshine expected)
What Matters Most Today
- Sun safety: UV index reaches 6.3; sunscreen still matters even with cloud cover.
- Best outdoor window: Midday (lowest average rain risk).
Comfort & Conditions
- Humidity: 45%
Hour-by-Hour Breakdown
- Morning (6AM–Noon): Overcast, 63°F, winds 10 mph, 52% humidity
- Afternoon (Noon–6PM): Partly cloudy, 82°F, 34% humidity
- Evening (6PM–Midnight): Clear sky, 68°F, 63% humidity
Air Quality & Allergens
- Air Quality Index: 50 (peak 62) — Moderate
- Acceptable air quality; some pollutants may be a concern for sensitive individuals.
- PM2.5: 18.9 µg/m³
Tomorrow's Outlook
Overcast with a high of 86°F and a low of 60°F.
Forecast data provided by Open-Meteo. Air quality data from Open-Meteo Air Quality API. For severe weather alerts, visit your local National Weather Service office.