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Today | Weather | Thursday, February 26, 2026
Active Weather Warnings

Weather in Worcester, Massachusetts

05:46 AM
Now
Night
28° F
Feels Like 18°
Precipitation 32 %
Wind 10 mph
Humidity 74 %
Today
Cloudy Weather
Day 37°
Night 18°
Precipitation 0 %
Wind 9 mph
UV Index (0 - 11+) 4
FROST FORECAST
Overnight Frost 12 AM – 6 AM
Tomorrow Morning Frost 1 AM – 8 AM

Worcester Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (February 26, 2025)
Cloudy Weather

Day

48°

Night

34°

Wind

12 mph

UV Index

4

Precipitation

1 %

Air Quality in Worcester

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

Pollutant Concentrations:

PM2.5 9.84 µg/m³
PM10 11.5 µg/m³
O3 0.033 ppm
NO2 8.3 ppb
SO2 0.8 ppb
CO 0.23 ppm
NH3 0.16 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)
PM2.5 – 9.84 µg/m³
PM10 – 11.5 µg/m³
O3 – 64.76 µg/m³
NO2 – 15.71 µg/m³
SO2 – 2.01 µg/m³
CO – 258.51 µg/m³
NH3 – 0.16 µg/m³
NO – 0 µg/m³
View Hourly Air Quality Forecast

Weather Alerts and Warnings for Worcester

Moderate Expected Observed

Special Weather Statement

Special Weather Statement issued February 26 at 4:02AM EST by NWS Boston/Norton MA
Feb 26, 4:02 AM → Feb 26, 8:00 AM
A combination of snow melt, below freezing temperatures, and
freezing fog have led to very slippery travel conditions this
morning. Use caution both driving and walking on untreated
surfaces through 9AM this morning.
Updated: Feb 26, 4:43 AM Source: NWS Alert