Today | Weather | Wednesday, August 12, 2026

Weather in Medford, Massachusetts

07:54 AM
Now
Cloudy Weather
72° F
Feels Like 72°
Precipitation 0 %
Wind 6 mph
UV Index (0 - 11+) 2
Humidity 67 %
Today
Cloudy Weather
Day 84°
Night 66°
Precipitation 1 %
Wind 6 mph
UV Index (0 - 11+) 8

Warning: High UV Index Today: 8

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Medford Weather Forecast Updated

Last updated on

Air Quality in Medford

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

Pollutant Concentrations:

PM2.5 3.21 µg/m³
PM10 3.69 µg/m³
O3 0.010 ppm
NO2 3.3 ppb
SO2 0.2 ppb
CO 0.13 ppm
NH3 0.18 µg/m³
NO 1.24 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)
PM2.53.21 µg/m³
PM103.69 µg/m³
O320.54 µg/m³
NO26.17 µg/m³
SO20.62 µg/m³
CO150.13 µg/m³
NH30.18 µg/m³
NO1.24 µg/m³