Today | Weather | Wednesday, March 18, 2026

Weather in College, Alaska

01:52 AM
Now
Cloudy Night
-29° F
Feels Like -38°
Precipitation 0 %
Wind 6 mph
Humidity 95 %
Today
Cloudy Weather
Day -2°
Night -26°
Precipitation 3 %
Wind 4 mph
UV Index (0 - 11+) 2
Overnight Frost 12 AM – 9 AM
Tomorrow Morning Frost 12 AM – 9 AM

College Weather Forecast Updated

33 minutes ago
Last updated on

Air Quality in College

NOW
33 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.5 µg/m³
PM10 0.5 µg/m³
O3 0.036 ppm
NO2 0.6 ppb
SO2 0 ppb
CO 0.14 ppm
NH3 0.02 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
O370.94 µg/m³
NO21.13 µg/m³
SO20.04 µg/m³
CO160.96 µg/m³
NH30.02 µg/m³
NO0 µg/m³