What is the air quality in Honolulu today?

The current Air Quality Index (AQI) in Honolulu is 22 (Good). PM2.5 concentration is 5.27 µg/m³.

What is the temperature in Honolulu right now?

The current temperature in Honolulu is 22.9°C (feels like 22.9°C). Humidity is 84.3% and wind speed is 59.2 km/h.

Is it safe to go outside in Honolulu?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Honolulu, United States

Drizzle

22.9°C · 84.3% humidity

22.9°

Feels 22.9°

Good

Air quality is satisfactory. Enjoy outdoor activities.

3 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

39h · 2 stn

View full history →

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

84.3%

Humidity

59.2 km/h

Wind ENE

1019.4 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5

5.27 µg/m³

PM10▲

27.4 µg/m³

050100150200300500

What is the weather forecast for Honolulu?

Temperature & Precipitation

PM2.5 Trend

39h · 2 stations

PM2.55.27 µg/m³ ✓ WHO

Good

PM1027.4 µg/m³

Good

UV INDEX0.0

Low

Station readings (3 stations within 25 km)

5.27

Median

2.57

Average

0.2

Low

5.3

High

PM2.5 µg/m³ · Model: 6.0 · Bias: +0.7

What is the 7-day forecast for Honolulu?

10-20

24.0° 21.4°

3.44 mm

10-21

26.8° 21.6°

0.63 mm

10-22

25.6° 21.2°

3.31 mm

10-23

24.2° 21.7°

1.38 mm

10-24

25.8° 20.6°

2.06 mm

10-25

23.2° 20.5°

1.63 mm

10-26

26.2° 20.6°

10.5 mm

Both models agree Avg diff: 3.5°C

Where are air quality stations near Honolulu?

Sand Island, Hawaii, USA

1.4 km PM2.5: 5.3 µg/m³

Sand Island, Hawaii, USA

1.4 km PM2.5: 5.8 µg/m³

Sand Island, Hawaii, USA

1.4 km PM2.5: 5.5 µg/m³

Sand Island, Hawaii, USA

1.4 km PM2.5: 4.8 µg/m³

Kapolei, Hawaii, USA

23.9 km PM2.5: 0.2 µg/m³

Kapolei, Hawaii, USA

23.9 km PM2.5: 4.3 µg/m³

What cities are near Honolulu?

22 Ala Moana - Kakaʻako 22 Kalihi-Palama 22 Makiki / Lower Punchbowl / Tantalus 22 McCully - Moiliili 22 Mō‘ili‘ili 22 Waikīkī 21 Liliha - Kapalama 22 Nuuanu - Punchbowl 22 Manoa 22 Diamond Head / Kapahulu / Saint Louis Heights

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ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

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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 2026-10-20T20:05 UTC.