Today | Weather | Monday, October 12, 2026

Weather in Concord, New Hampshire

09:13 PM
Now
Cloudy Night
59° F
Feels Like 59°
Precipitation 5 %
Wind 4 mph
Humidity 84 %
Today
Cloudy Weather
Day 70°
Night 46°
Precipitation 3 %
Wind 8 mph
UV Index (0 - 11+) 4

Concord Weather Forecast Updated

Air Quality in Concord

NOW
30 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.69 µg/m³
PM10 3.26 µg/m³
O3 0.033 ppm
NO2 3.3 ppb
SO2 0.1 ppb
CO 0.13 ppm
NH3 0.18 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 – 2.69 µg/m³
PM10 – 3.26 µg/m³
O3 – 64.48 µg/m³
NO2 – 6.13 µg/m³
SO2 – 0.34 µg/m³
CO – 151.87 µg/m³
NH3 – 0.18 µg/m³
NO – 0 µg/m³