Today | Weather | Thursday, February 26, 2026

Weather in Manchester, New Hampshire

02:49 AM
Now
Cloudy Night
32° F
Feels Like 25°
Precipitation 49 %
Wind 8 mph
Humidity 69 %
Today
Cloudy Weather
Day 39°
Night 12°
Precipitation 0 %
Wind 12 mph
UV Index (0 - 11+) 3
Overnight Frost 12 AM – 1 AM
Tomorrow Morning Frost 12 AM – 9 AM

Manchester Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (February 26, 2025)
Cloudy Weather

Day

48°

Night

30°

Wind

11 mph

UV Index

3

Precipitation

2 %

Air Quality in Manchester

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

Pollutant Concentrations:

PM2.5 13.2 µg/m³
PM10 14.82 µg/m³
O3 0.035 ppm
NO2 8.2 ppb
SO2 0.6 ppb
CO 0.24 ppm
NH3 0.11 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 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)
PM2.513.2 µg/m³
PM1014.82 µg/m³
O368.1 µg/m³
NO215.45 µg/m³
SO21.51 µg/m³
CO269.31 µg/m³
NH30.11 µg/m³
NO0 µg/m³