Today | Weather | Sunday, December 14, 2025

Weather in Manchester, New Hampshire

11:58 AM
Now
Snowy Weather
32° F
Feels Like 27°
Precipitation 67 %
Wind 7 mph
UV Index (0 - 11+) 0
Humidity 68 %
Today
Snowy Weather
Day 32°
Night 10°
Precipitation 90 %
Wind 7 mph
UV Index (0 - 11+) 1

Manchester Weather Forecast Updated

6 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (December 14, 2024)
Night

Day

34°

Night

18°

Wind

2 mph

Precipitation

0 %

Air Quality in Manchester

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

Pollutant Concentrations:

PM2.5 4.82 µg/m³
PM10 5.13 µg/m³
O3 0.022 ppm
NO2 6.2 ppb
SO2 0.2 ppb
CO 0.21 ppm
NH3 0.22 µg/m³
NO 2.27 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)
PM2.54.82 µg/m³
PM105.13 µg/m³
O343.27 µg/m³
NO211.71 µg/m³
SO20.56 µg/m³
CO238.01 µg/m³
NH30.22 µg/m³
NO2.27 µg/m³