Today | Weather | Tuesday, September 1, 2026

Weather in Concord, New Hampshire

11:25 AM
Now
Rainy Weather
64° F
Feels Like 64°
Precipitation 79 %
Wind 4 mph
UV Index (0 - 11+) 1
Humidity 82 %
Today
Rainy Weather
Day 70°
Night 59°
Precipitation 100 %
Wind 4 mph
UV Index (0 - 11+) 1

Concord Weather Forecast Updated

41 minutes ago
Last updated on

Air Quality in Concord

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

Pollutant Concentrations:

PM2.5 6.76 µg/m³
PM10 7.26 µg/m³
O3 0.021 ppm
NO2 3.7 ppb
SO2 0.2 ppb
CO 0.14 ppm
NH3 0.09 µg/m³
NO 0.39 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)
PM2.56.76 µg/m³
PM107.26 µg/m³
O341.23 µg/m³
NO27.03 µg/m³
SO20.55 µg/m³
CO155.68 µg/m³
NH30.09 µg/m³
NO0.39 µg/m³