Today | Weather | Thursday, February 5, 2026

Weather in Manchester, New Hampshire

08:42 PM
Now
Cloudy Night
19° F
Feels Like 18°
Precipitation 0 %
Wind 5 mph
Humidity 50 %
Today
Cloudy Night
Day 30°
Night
Precipitation 0 %
Wind 5 mph

Manchester Weather Forecast Updated

30 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (February 5, 2025)
Cloudy Weather

Day

25°

Night

Wind

11 mph

UV Index

2

Precipitation

0 %

Air Quality in Manchester

NOW
58 AQI
Moderate air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 15.72 µg/m³
PM10 19.06 µg/m³
O3 0.013 ppm
NO2 23.6 ppb
SO2 0.3 ppb
CO 0.36 ppm
NH3 2.4 µg/m³
NO 0.21 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 acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.

Show raw pollutant concentrations (µg/m³)
PM2.515.72 µg/m³
PM1019.06 µg/m³
O325.97 µg/m³
NO244.41 µg/m³
SO20.85 µg/m³
CO408.68 µg/m³
NH32.4 µg/m³
NO0.21 µg/m³