Today | Weather | Sunday, November 23, 2025

Weather in Manchester, New Hampshire

01:43 PM
Now
Cloudy Weather
41° F
Feels Like 39°
Precipitation 10 %
Wind 7 mph
UV Index (0 - 11+) 1
Humidity 52 %
Today
Snowy Weather
Day 41°
Night 28°
Precipitation 56 %
Wind 4 mph
UV Index (0 - 11+) 1

Manchester Weather Forecast Updated

54 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (November 23, 2024)
Cloudy Night

Day

46°

Night

41°

Wind

15 mph

Precipitation

8 %

Air Quality in Manchester

NOW
32 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.47 µg/m³
PM10 3.45 µg/m³
O3 0.034 ppm
NO2 5.2 ppb
SO2 0.4 ppb
CO 0.14 ppm
NH3 0.41 µg/m³
NO 0.5 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)
PM2.51.47 µg/m³
PM103.45 µg/m³
O367.07 µg/m³
NO29.84 µg/m³
SO21.15 µg/m³
CO160.25 µg/m³
NH30.41 µg/m³
NO0.5 µg/m³