Today | Weather | Monday, October 12, 2026

Weather in Dover, New Hampshire

09:12 PM
Now
Cloudy Weather
61° F
Feels Like 61°
Precipitation 7 %
Wind 4 mph
Humidity 77 %
Today
Cloudy Weather
Day 73°
Night 46°
Precipitation 2 %
Wind 6 mph
UV Index (0 - 11+) 4

Dover Weather Forecast Updated

Air Quality in Dover

NOW
31 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.88 µg/m³
PM10 3.8 µg/m³
O3 0.033 ppm
NO2 4.3 ppb
SO2 0.2 ppb
CO 0.14 ppm
NH3 0.3 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 – 2.88 µg/m³
PM10 – 3.8 µg/m³
O3 – 64.75 µg/m³
NO2 – 8.11 µg/m³
SO2 – 0.62 µg/m³
CO – 161.86 µg/m³
NH3 – 0.3 µg/m³
NO – 0 µg/m³