Today | Weather | Thursday, July 23, 2026

Weather in Middletown, Delaware

03:24 AM
Now
Night
63° F
Feels Like 64°
Precipitation 0 %
Wind 4 mph
Humidity 95 %
Today
Sunny Weather
Day 82°
Night 61°
Precipitation 2 %
Wind 7 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.

Middletown Weather Forecast Updated

Air Quality in Middletown

NOW
23 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.86 µg/m³
PM10 4.54 µg/m³
O3 0.025 ppm
NO2 3.5 ppb
SO2 1 ppb
CO 0.14 ppm
NH3 1.65 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)
PM2.53.86 µg/m³
PM104.54 µg/m³
O349.03 µg/m³
NO26.57 µg/m³
SO22.62 µg/m³
CO161.12 µg/m³
NH31.65 µg/m³
NO0 µg/m³