Today | Weather | Saturday, October 10, 2026

Weather in Stamford, Connecticut

08:35 AM
Now
Cloudy Weather
50° F
Feels Like 50°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 1
Humidity 85 %
Today
Cloudy Weather
Day 68°
Night 54°
Precipitation 0 %
Wind 6 mph
UV Index (0 - 11+) 4

Stamford Weather Forecast Updated

50 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (October 10, 2025)
Cloudy Night

Day

63°

Night

55°

Wind

5 mph

Precipitation

3 %

Air Quality in Stamford

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

Pollutant Concentrations:

PM2.5 4.91 µg/m³
PM10 8 µg/m³
O3 0.020 ppm
NO2 11.6 ppb
SO2 1.3 ppb
CO 0.21 ppm
NH3 0.74 µg/m³
NO 3.18 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 – 4.91 µg/m³
PM10 – 8 µg/m³
O3 – 39.66 µg/m³
NO2 – 21.78 µg/m³
SO2 – 3.51 µg/m³
CO – 241.71 µg/m³
NH3 – 0.74 µg/m³
NO – 3.18 µg/m³