Today | Weather | Thursday, July 23, 2026

Weather in Dover, Delaware

03:23 AM
Now
Cloudy Night
73° F
Feels Like 70°
Precipitation 16 %
Wind 9 mph
Humidity 64 %
Today
Sunny Weather
Day 82°
Night 64°
Precipitation 2 %
Wind 8 mph
UV Index (0 - 11+) 10

Warning: High UV Index Today: 10

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Dover Weather Forecast Updated

Last updated on

Air Quality in Dover

NOW
19 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.26 µg/m³
PM10 3.81 µg/m³
O3 0.020 ppm
NO2 2.7 ppb
SO2 0.7 ppb
CO 0.13 ppm
NH3 1.27 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.53.26 µg/m³
PM103.81 µg/m³
O340.01 µg/m³
NO25.04 µg/m³
SO21.74 µg/m³
CO144.13 µg/m³
NH31.27 µg/m³
NO0 µg/m³