Today | Weather | Thursday, June 11, 2026

Weather in Waipahu, Hawaii

05:02 AM
Now
Cloudy Night
70° F
Feels Like 70°
Precipitation 0 %
Wind 4 mph
Humidity 91 %
Today
Rainy Weather
Day 88°
Night 66°
Precipitation 91 %
Wind 7 mph
UV Index (0 - 11+) 6

Waipahu Weather Forecast Updated

25 minutes ago
Last updated on

Air Quality in Waipahu

NOW
20 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.9 µg/m³
PM10 4.34 µg/m³
O3 0.021 ppm
NO2 0.1 ppb
SO2 0.1 ppb
CO 0.07 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)
PM2.51.9 µg/m³
PM104.34 µg/m³
O341.83 µg/m³
NO20.19 µg/m³
SO20.21 µg/m³
CO85.6 µg/m³
NH30 µg/m³
NO0 µg/m³