What is the air quality in Wailuku today?

The current Air Quality Index (AQI) in Wailuku is 13 (Good). PM2.5 concentration is 3.1 µg/m³.

What is the temperature in Wailuku right now?

The current temperature in Wailuku is 24.2°C (feels like 24.2°C). Humidity is 71.9% and wind speed is 63.9 km/h.

Is it safe to go outside in Wailuku?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 24.9 (Extreme).

Air Quality in Wailuku, United States

Drizzle

24.2°C · 71.9% humidity

24.2°

Feels 24.2°

Good

Air quality is satisfactory. Enjoy outdoor activities.

1 station

Nearby Monitoring Stations

AQI Forecast Calibrated

23 2pm

13 5pm

19 8pm

22 11pm

23 2am

21 5am

21 8am

21 11am

Station readings 49h ago

AQI 21

PM2.5 5.0 µg/m³ · 49h ago

Air Quality Index Trend

25h · 2 stn

View full history →

Wailuku's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

71.9%

Humidity

63.9 km/h

Wind E

1015.4 hPa

Pressure

24.9

UV Extreme

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

3.1 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Wailuku?

Temperature & Precipitation

PM2.5 Trend

25h · 2 stations

PM2.53.1 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX24.9

Extreme

Station readings (1 station within 25 km)

3.1

Median

3.1

Average

3.1

Low

3.1

High

PM2.5 µg/m³ · Model: 6.0 · Bias: +2.9

What is the 7-day forecast for Wailuku?

08-03

25.1° 23.6°

0.75 mm

08-04

25.4° 24.2°

1.44 mm

08-05

25.1° 23.8°

2.06 mm

08-06

25.0° 24.3°

0.88 mm

08-07

24.8° 23.9°

0.94 mm

08-08

26.3° 24.7°

0.25 mm

08-09

25.5° 24.7°

0.5 mm

Both models agree Avg diff: 1.3°C

Where are air quality stations near Wailuku?

Kahului, Hawaii, USA

2.8 km PM2.5: 8.2 µg/m³

Kihei, Hawaii, USA

13.7 km PM2.5: 4.1 µg/m³

What cities are near Wailuku?

13 Kahului 13 Kīhei 26 Hawai‘i Kai 26 East Honolulu 26 Niu Valley 26 Kuliouou - Kalani Iki 30 Kailua 27 Kaimukī 27 Diamond Head / Kapahulu / Saint Louis Heights 26 Manoa

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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T03:49 UTC.