Today | Weather | Friday, September 18, 2026

Weather in Springfield, Massachusetts

06:37 AM
Now
Cloudy Weather
68° F
Feels Like 66°
Precipitation 13 %
Wind 6 mph
UV Index (0 - 11+) 0
Humidity 87 %
Today
Cloudy Weather
Day 81°
Night 50°
Precipitation 0 %
Wind 8 mph
UV Index (0 - 11+) 5

Springfield Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (September 18, 2025)
Night

Day

82°

Night

55°

Wind

5 mph

Precipitation

2 %

Air Quality in Springfield

NOW
53 AQI
Moderate air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 13.63 µg/m³
PM10 17.12 µg/m³
O3 0.016 ppm
NO2 9.1 ppb
SO2 1 ppb
CO 0.22 ppm
NH3 0.11 µg/m³
NO 0.01 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)
PM2.513.63 µg/m³
PM1017.12 µg/m³
O331 µg/m³
NO217.12 µg/m³
SO22.5 µg/m³
CO252.13 µg/m³
NH30.11 µg/m³
NO0.01 µg/m³