Today | Weather | Wednesday, August 12, 2026

Weather in Concord, New Hampshire

07:15 AM
Now
Cloudy Weather
64° F
Feels Like 66°
Precipitation 5 %
Wind 1 mph
UV Index (0 - 11+) 1
Humidity 79 %
Today
Cloudy Weather
Day 84°
Night 61°
Precipitation 25 %
Wind 6 mph
UV Index (0 - 11+) 8

Warning: High UV Index Today: 8

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.

Concord Weather Forecast Updated

16 minutes ago
Last updated on

Air Quality in Concord

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

Pollutant Concentrations:

PM2.5 1.9 µg/m³
PM10 2.23 µg/m³
O3 0.008 ppm
NO2 3 ppb
SO2 0.1 ppb
CO 0.10 ppm
NH3 0.2 µg/m³
NO 0.22 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)
PM2.51.9 µg/m³
PM102.23 µg/m³
O315.79 µg/m³
NO25.72 µg/m³
SO20.22 µg/m³
CO115.34 µg/m³
NH30.2 µg/m³
NO0.22 µg/m³