What is the air quality in Ōita today?

The current Air Quality Index (AQI) in Ōita is 29 (Good). PM2.5 concentration is 6.88 µg/m³.

What is the temperature in Ōita right now?

The current temperature in Ōita is 21.0°C (feels like 21.0°C). Humidity is 77.8% and wind speed is 6.5 km/h.

Is it safe to go outside in Ōita?

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

Air Quality in Ōita, Japan

Drizzle

21.0°C · 77.8% humidity

21.0°

Feels 21.0°

Good

Air quality is satisfactory. Enjoy outdoor activities.

4 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

45h · 9 stn

View full history →

Ōita's air quality is influenced by industrial emissions, vehicle traffic, and regional pollution transport. Winter heating season and spring dust events typically create the most challenging air quality conditions.

77.8%

Humidity

6.5 km/h

Wind ESE

1015.7 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

6.88 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Ōita?

Temperature & Precipitation

PM2.5 Trend

45h · 9 stations

PM2.56.88 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (4 stations within 25 km)

6.88

Median

8.53

Average

2.9

Low

15.9

High

PM2.5 µg/m³ · Model: 6.5 · Bias: -0.4

What is the 7-day forecast for Ōita?

10-21

21.0° 13.7°

14.81 mm

10-22

22.5° 14.8°

10-23

18.9° 15.0°

0.69 mm

10-24

20.4° 16.4°

0.94 mm

10-25

16.7° 8.5°

7.75 mm

10-26

18.5° 9.2°

10-27

17.4° 11.9°

0.19 mm

Both models agree Avg diff: 4.8°C

Where are air quality stations near Ōita?

Oita (大分)

1.1 km PM2.5: 6.2 µg/m³

Yokose, Oita, Oita Prefecture, Japan (西部清掃事業所大分市)

7.5 km PM2.5: 15.9 µg/m³

Yokota, Oita, Oita Prefecture, Japan (大在小学校大分市)

11.2 km PM2.5: 8.6 µg/m³

Noguchihara, Beppu, Oita Prefecture, Japan (青山中学校別府市)

11.7 km PM2.5: 1.2 µg/m³

What cities are near Ōita?

35 Tsurusaki 12 Beppu 25 Hiji 23 Kitsuki 36 Yufu 25 Usuki 7 Mie 22 Tsukumiura 7 Takedamachi 19 Kunisaki

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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 2026-10-21T08:35 UTC.