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Clouds but High UV Risk Today in Wilmington

April 18, 2026 weather, forecast
Clouds but High UV Risk Today in Wilmington

Wilmington, North Carolina — Overcast expected today with a high of 86°F and a low of 63°F.

Today's Forecast — Saturday, April 18

  • Conditions: Overcast
  • High / Low: 86°F / 63°F
  • Wind: S 13 mph, gusts to 23 mph
  • Precipitation: 0% chance
  • UV Index: 7.8 — Very High — limit outdoor exposure
  • Sunrise / Sunset: 05:36 / 18:45
  • Daylight: 13.2 hours

What Matters Most Today

  • Sun safety: UV index reaches 7.8; sunscreen still matters even with cloud cover.
  • Best outdoor window: Morning (lowest average rain risk).

Comfort & Conditions

  • Humidity: 58%
  • Dew Point: Up to 66°F — muggy conditions

Hour-by-Hour Breakdown

  • Morning (6AM–Noon): Clear sky, 74°F, 65% humidity
  • Afternoon (Noon–6PM): Clear sky, 84°F, winds 12 mph, 43% humidity
  • Evening (6PM–Midnight): Clear sky, 72°F, winds 10 mph, 79% humidity

Air Quality & Allergens

  • Air Quality Index: 56 (peak 87) — Moderate
  • Acceptable air quality; some pollutants may be a concern for sensitive individuals.
  • PM2.5: 8.8 µg/m³

Tomorrow's Outlook

Overcast with a high of 84°F and a low of 51°F. 29% chance of precipitation.

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.