Today | Weather | Wednesday, October 22, 2025

Weather in Gary, Indiana

06:11 AM
Now
Cloudy Night
46° F
Feels Like 34°
Precipitation 20 %
Wind 20 mph
Humidity 78 %
Today
Cloudy Weather
Day 50°
Night 39°
Precipitation 22 %
Wind 19 mph
UV Index (0 - 11+) 10

Warning: High UV Index Today: 10

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.

Gary Weather Forecast Updated

2 minutes ago
Last updated on

Air Quality in Gary

NOW
30 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.5 µg/m³
PM10 0.5 µg/m³
O3 0.033 ppm
NO2 0.8 ppb
SO2 0.2 ppb
CO 0.09 ppm
NH3 1.92 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)
PM2.50.5 µg/m³
PM100.5 µg/m³
O364.06 µg/m³
NO21.53 µg/m³
SO20.6 µg/m³
CO106.68 µg/m³
NH31.92 µg/m³
NO0 µg/m³