Today | Weather | Tuesday, June 9, 2026

Weather in Dover, New Hampshire

07:51 PM
Now
Cloudy Weather
77° F
Feels Like 75°
Precipitation 0 %
Wind 4 mph
UV Index (0 - 11+) 0
Humidity 54 %
Today
Cloudy Weather
Day 86°
Night 61°
Precipitation 0 %
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.

Dover Weather Forecast Updated

Air Quality in Dover

NOW
94 AQI
Moderate air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 9.05 µg/m³
PM10 10.25 µg/m³
O3 0.068 ppm
NO2 2.9 ppb
SO2 0.8 ppb
CO 0.13 ppm
NH3 0.4 µg/m³
NO 0.07 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 acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.

Show raw pollutant concentrations (µg/m³)
PM2.59.05 µg/m³
PM1010.25 µg/m³
O3133.6 µg/m³
NO25.44 µg/m³
SO22.07 µg/m³
CO143.51 µg/m³
NH30.4 µg/m³
NO0.07 µg/m³