Today | Weather | Sunday, November 1, 2026

Weather in Dover, New Hampshire

11:34 PM
Today
Sunny Weather
Day 57°
Night 43°
Precipitation 0 %
Wind 4 mph
UV Index (0 - 11+) 3

Dover Weather Forecast Updated

Air Quality in Dover

NOW
29 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 7.06 µg/m³
PM10 9.79 µg/m³
O3 0.026 ppm
NO2 8.6 ppb
SO2 0.5 ppb
CO 0.22 ppm
NH3 0.35 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)
PM2.5 – 7.06 µg/m³
PM10 – 9.79 µg/m³
O3 – 51.49 µg/m³
NO2 – 16.14 µg/m³
SO2 – 1.35 µg/m³
CO – 251.42 µg/m³
NH3 – 0.35 µg/m³
NO – 0 µg/m³