Today | Weather | Saturday, April 4, 2026

Weather in Manchester, New Hampshire

02:43 AM
Now
Cloudy Night
55° F
Feels Like 52°
Precipitation 0 %
Wind 9 mph
Humidity 74 %
Today
Partly Sunny with Showers
Day 57°
Night 37°
Precipitation 67 %
Wind 10 mph
UV Index (0 - 11+) 4

Manchester Weather Forecast Updated

32 seconds ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (April 4, 2025)
Cloudy Weather

Day

66°

Night

39°

Wind

14 mph

UV Index

6

Precipitation

0 %

Air Quality in Manchester

NOW
33 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 6.32 µg/m³
PM10 10.66 µg/m³
O3 0.035 ppm
NO2 4.4 ppb
SO2 0.5 ppb
CO 0.16 ppm
NH3 0.15 µg/m³
NO 0 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)
PM2.56.32 µg/m³
PM1010.66 µg/m³
O369.09 µg/m³
NO28.28 µg/m³
SO21.28 µg/m³
CO186.76 µg/m³
NH30.15 µg/m³
NO0 µg/m³