Today | Weather | Tuesday, September 1, 2026

Weather in Dover, New Hampshire

11:24 AM
Now
Rainy Weather
64° F
Feels Like 64°
Precipitation 68 %
Wind 4 mph
UV Index (0 - 11+) 1
Humidity 76 %
Today
Rainy Weather
Day 70°
Night 61°
Precipitation 94 %
Wind 4 mph
UV Index (0 - 11+) 1

Dover Weather Forecast Updated

48 minutes ago
Last updated on

Air Quality in Dover

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

Pollutant Concentrations:

PM2.5 6.45 µg/m³
PM10 8.01 µg/m³
O3 0.022 ppm
NO2 4.7 ppb
SO2 0.3 ppb
CO 0.15 ppm
NH3 0.11 µg/m³
NO 0.7 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)
PM2.56.45 µg/m³
PM108.01 µg/m³
O342.99 µg/m³
NO28.92 µg/m³
SO20.71 µg/m³
CO173.73 µg/m³
NH30.11 µg/m³
NO0.7 µg/m³