Today | Weather | Tuesday, September 1, 2026

Weather in New Rochelle, New York

11:26 AM
Now
Rainy Weather
75° F
Feels Like 75°
Precipitation 56 %
Wind 7 mph
UV Index (0 - 11+) 1
Humidity 87 %
Today
Stormy Weather
Day 81°
Night 64°
Precipitation 100 %
Wind 7 mph
UV Index (0 - 11+) 2

New Rochelle Weather Forecast Updated

19 minutes ago
Last updated on

Air Quality in New Rochelle

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

Pollutant Concentrations:

PM2.5 11.13 µg/m³
PM10 12.4 µg/m³
O3 0.032 ppm
NO2 4.3 ppb
SO2 1 ppb
CO 0.15 ppm
NH3 0.1 µg/m³
NO 0.68 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)
PM2.511.13 µg/m³
PM1012.4 µg/m³
O361.85 µg/m³
NO28.06 µg/m³
SO22.49 µg/m³
CO173.81 µg/m³
NH30.1 µg/m³
NO0.68 µg/m³