Today | Weather | Wednesday, December 24, 2025

Weather in New Rochelle, New York

01:08 PM
Now
Cloudy Weather
45° F
Feels Like 36°
Precipitation 0 %
Wind 17 mph
UV Index (0 - 11+) 2
Humidity 43 %
Today
Cloudy Weather
Day 45°
Night 30°
Precipitation 25 %
Wind 15 mph
UV Index (0 - 11+) 2

New Rochelle Weather Forecast Updated

Last updated on

Air Quality in New Rochelle

NOW
31 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.91 µg/m³
PM10 1.91 µg/m³
O3 0.034 ppm
NO2 2.4 ppb
SO2 0.4 ppb
CO 0.16 ppm
NH3 0.33 µg/m³
NO 1.25 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)
PM2.50.91 µg/m³
PM101.91 µg/m³
O365.86 µg/m³
NO24.45 µg/m³
SO21.09 µg/m³
CO178.42 µg/m³
NH30.33 µg/m³
NO1.25 µg/m³