Today | Weather | Tuesday, April 7, 2026

Weather in Worcester, Massachusetts

02:18 PM
Now
Rainy Weather
45° F
Feels Like 34°
Precipitation 60 %
Wind 16 mph
UV Index (0 - 11+) 2
Humidity 64 %
Today
Snowy Weather
Day 45°
Night 23°
Precipitation 92 %
Wind 14 mph
UV Index (0 - 11+) 2
Tomorrow Morning Frost 12 AM – 7 AM

Worcester Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (April 7, 2025)
Snowy Weather

Day

37°

Night

34°

Wind

8 mph

UV Index

1

Precipitation

92 %

Air Quality in Worcester

NOW
72 AQI
Moderate air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.71 µg/m³
PM10 2.14 µg/m³
O3 0.061 ppm
NO2 0.9 ppb
SO2 0.2 ppb
CO 0.14 ppm
NH3 0.25 µg/m³
NO 0.39 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 acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.

Show raw pollutant concentrations (µg/m³)
PM2.51.71 µg/m³
PM102.14 µg/m³
O3119.52 µg/m³
NO21.64 µg/m³
SO20.59 µg/m³
CO157.22 µg/m³
NH30.25 µg/m³
NO0.39 µg/m³