Today | Weather | Monday, September 21, 2026

Weather in East Honolulu, Hawaii

03:17 AM
Now
Cloudy Weather
79° F
Feels Like 79°
Precipitation 1 %
Wind 12 mph
Humidity 75 %
Today
Cloudy Weather
Day 88°
Night 77°
Precipitation 10 %
Wind 15 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.

East Honolulu Weather Forecast Updated

Last updated on

Air Quality in East Honolulu

NOW
26 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.38 µg/m³
PM10 16.15 µg/m³
O3 0.028 ppm
NO2 0.1 ppb
SO2 0.2 ppb
CO 0.08 ppm
NH3 0 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)
PM2.53.38 µg/m³
PM1016.15 µg/m³
O354.69 µg/m³
NO20.13 µg/m³
SO20.45 µg/m³
CO94.64 µg/m³
NH30 µg/m³
NO0 µg/m³