Air Quality in Ōmura, Japan

Windy
26.8°C · 61.6% humidity
26.8°
Feels 26.8°
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
8 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
18 5pm
18
18
21 8pm
18
16
18 11pm
18
16
16 2am
16
16
16 5am
16
16
16 8am
16
15
15 11am
15
15
15 2pm
15
15
Station readings 41h ago
AQI 18
PM2.5 4.3 µg/m³ · 41h ago
AD 728×90

Air Quality Index Trend

45h · 19 stn

Ōmura'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.

61.6%
Humidity
67.6 km/h
Wind NE
1000.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
21
5.04 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Ōmura?

Temperature & Precipitation

PM2.5 Trend

45h · 19 stations
PM2.55.04 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (8 stations within 25 km)
5.04
Median
6.55
Average
0.7
Low
14.5
High
PM2.5 µg/m³ · Model: 6.5 · Bias: +1.5

What is the 7-day forecast for Ōmura?

09-05
29.0° 23.5°
0.06 mm
09-06
33.4° 22.5°
3.44 mm
09-07
28.7° 21.5°
0.38 mm
09-08
31.6° 21.8°
0.06 mm
09-09
32.9° 23.2°
5.12 mm
09-10
30.3° 19.7°
1.19 mm
09-11
29.4° 22.4°
0.94 mm
Both models agree Avg diff: 3.1°C

Where are air quality stations near Ōmura?

21
Nishisanjocho, Omura, Nagasaki, Japan (大村大気測定局大村市)
1.1 km PM2.5: 5.0 µg/m³
21
Mawatarimachi, Isahaya, Nagasaki, Japan (諫早諌早市)
10.9 km PM2.5: 5.0 µg/m³
56
Yagamimachi, Nagasaki, Nagasaki, Japan (東長崎支所長崎市)
16.1 km PM2.5: 14.5 µg/m³
3
Kinkaimura Matsumachi, Nagasaki, Nagasaki, Japan (村松長崎市)
16.9 km PM2.5: 0.7 µg/m³
25
Kawatana, Nagasaki Prefecture, Japan (川棚大気測定局東彼杵郡川棚町)
18.9 km PM2.5: 6.0 µg/m³
17
Ureshinomachi Oaza Shimojuku, Ureshino, Saga Prefecture, Japan (嬉野嬉野市)
19.8 km PM2.5: 4.1 µg/m³
32
Nagasaki (長崎)
20.3 km PM2.5: 7.7 µg/m³
33
Nagasaki (長崎)
20.3 km PM2.5: 7.9 µg/m³
57
Nodomibun, Kashima, Saga Prefecture, Japan (鹿島鹿島市)
23.5 km PM2.5: 15.0 µg/m³
57
Kogakuramachi, Nagasaki, Nagasaki, Japan (小ケ倉支所長崎市)
25.9 km PM2.5: 15.0 µg/m³

What cities are near Ōmura?

22 Isahaya 36 Obita 26 Togitsu 32 Nagasaki 20 Ureshinomachi-shimojuku 39 Kashima 20 Saikai 28 Arita 21 Takeo 47 Unzen
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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 2026-09-05T11:24 UTC.