Air Quality in Ōta, Japan

Windy
22.4°C · 69.2% humidity
22.4°
Feels 22.4°
36
Good
Air quality is satisfactory. Enjoy outdoor activities.
65 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
22 3am
22
29
36 6am
40
42
44 9am
46
47
47 12pm
48
48
60 3pm
61
61
78 6pm
79
78
61 9pm
49
49
49 12am
49
29
Station readings
25
41
48
25
CAMS model adj -5
27
27
34
54
54
54
54
54
54
54
54
54
66
66
66
83
84
83
66
54
54
54
54
34
AD 728×90

Air Quality Index Trend

31h · 1 stn

Ōta'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. Current PM2.5 concentration in Ōta is 1.7× the WHO annual guideline of 5 µg/m³.

69.2%
Humidity
149.9 km/h
Wind S
1000.3 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
36
8.56 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Ōta?

Temperature & Precipitation

PM2.5 Trend

31h · 1 station
PM2.58.56 µg/m³ ✓ WHO
Good
PM1034.3 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250
Station readings (65 stations within 25 km)
8.56
Median
7.4
Average
2.0
Low
13.1
High
PM2.5 µg/m³ · Model: 16.35 · Bias: +7.8

What is the 7-day forecast for Ōta?

05-28
27.6° 16.3°
05-29
23.4° 19.1°
1.06 mm
05-30
23.1° 19.3°
1.38 mm
05-31
25.4° 19.5°
0.06 mm
06-01
26.6° 20.4°
06-02
26.4° 20.9°
06-03
26.6° 22.2°
0.38 mm
Both models agree Avg diff: 2.8°C

Where are air quality stations near Ōta?

49
Miyamotochō, Kanagawa-ken, Japan (川崎市役所第４庁舎川崎市川崎区)
3.4 km PM2.5: 11.8 µg/m³
–
川崎区役所大師支所仮庁舎
3.6 km 97.0% RH PM10: 13.0 µg/m³
42
Kawasaki (川崎)
3.6 km PM2.5: 10.1 µg/m³
25
Kawasaki (川崎)
3.6 km PM2.5: 6.0 µg/m³
23
Kawasaki (川崎)
3.6 km PM2.5: 5.5 µg/m³
42
中原平和公園
5.0 km PM2.5: 10.0 µg/m³ PM10: 17.0 µg/m³
13
Tajimacho, Kanagawa, Japan (国設川崎川崎市川崎区)
5.2 km PM2.5: 3.1 µg/m³
38
中原区地域みまもり支援センター
5.3 km 96.0% RH PM2.5: 9.0 µg/m³
39
Honchodori, Kanagawa, Japan (鶴見区潮田交流プラザ横浜市鶴見区)
7.3 km PM2.5: 9.4 µg/m³
20
Takanawa, Minato, Tokyo, Japan (第一京浜高輪港区)
8.3 km PM2.5: 4.8 µg/m³

What cities are near Ōta?

35 Kamata 34 Ikegami 31 Minami-ōi 37 Kawasaki 34 Nakanobu 38 Togoshi 34 Ebara 33 Den’enchōfu 35 Higashigotanda 33 Meguro
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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 2026-05-28T21:36 UTC.