Today | Weather | Friday, April 17, 2026

Weather in Rochester, New York

06:58 AM
Now
Rainy Weather
54° F
Feels Like 48°
Precipitation 59 %
Wind 7 mph
UV Index (0 - 11+) 0
Humidity 95 %
Today
Cloudy Weather
Day 63°
Night 46°
Precipitation 40 %
Wind 7 mph
UV Index (0 - 11+) 4

Rochester Weather Forecast Updated

16 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (April 17, 2025)
Sunny Weather

Day

54°

Night

36°

Wind

9 mph

UV Index

7

Precipitation

0 %

Air Quality in Rochester

NOW
22 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.72 µg/m³
PM10 2.87 µg/m³
O3 0.023 ppm
NO2 1.7 ppb
SO2 0.1 ppb
CO 0.13 ppm
NH3 0.14 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)
PM2.52.72 µg/m³
PM102.87 µg/m³
O346.11 µg/m³
NO23.18 µg/m³
SO20.26 µg/m³
CO151.52 µg/m³
NH30.14 µg/m³
NO0 µg/m³