Today | Weather | Saturday, August 29, 2026

Weather in Stamford, Connecticut

09:07 PM
Now
Night
70° F
Feels Like 66°
Precipitation 0 %
Wind 5 mph
Humidity 67 %
Today
Night
Day 79°
Night 63°
Precipitation 0 %
Wind 5 mph

Stamford Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (August 29, 2025)
Cloudy Night

Day

75°

Night

55°

Wind

7 mph

Precipitation

9 %

Air Quality in Stamford

NOW
44 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 10.54 µg/m³
PM10 12.25 µg/m³
O3 0.039 ppm
NO2 5.9 ppb
SO2 0.5 ppb
CO 0.17 ppm
NH3 0.46 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)
PM2.510.54 µg/m³
PM1012.25 µg/m³
O377.07 µg/m³
NO211.16 µg/m³
SO21.18 µg/m³
CO192.7 µg/m³
NH30.46 µg/m³
NO0 µg/m³