Today | Weather | Thursday, October 8, 2026

Weather in Manchester, New Hampshire

03:35 PM
Now
Cloudy Weather
72° F
Feels Like 70°
Precipitation 49 %
Wind 15 mph
UV Index (0 - 11+) 2
Humidity 34 %
Today
Partly Sunny with Showers
Day 73°
Night 46°
Precipitation 65 %
Wind 10 mph
UV Index (0 - 11+) 3

Manchester Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (October 8, 2025)
Cloudy Night

Day

66°

Night

43°

Wind

12 mph

Precipitation

40 %

Air Quality in Manchester

NOW
47 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.9 µg/m³
PM10 4.18 µg/m³
O3 0.051 ppm
NO2 1 ppb
SO2 0.2 ppb
CO 0.12 ppm
NH3 0.22 µg/m³
NO 0.24 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 – 3.9 µg/m³
PM10 – 4.18 µg/m³
O3 – 100.09 µg/m³
NO2 – 1.81 µg/m³
SO2 – 0.64 µg/m³
CO – 140.28 µg/m³
NH3 – 0.22 µg/m³
NO – 0.24 µg/m³