Air Quality in Saikai, Japan
Windy
28.4°C · 74.8% humidity
28.4°
Feels 34.0°
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Saikai's air quality — share it
AQI Forecast
Calibrated
16
10am
16
16
24
1pm
22
20
19
4pm
18
18
17
7pm
17
18
17
10pm
17
17
17
1am
17
17
17
4am
17
17
17
7am
17
17
Station readings
6h ago
AQI 16
PM2.5 3.8 µg/m³ · 6h ago
Air Quality Index Trend
44h · 13 stnSaikai'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.
74.8%
Humidity
91.0 km/h
Wind ENE
1001.6 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.8 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Saikai?
Temperature & Precipitation
PM2.5 Trend
44h · 13 stationsPM2.55.8 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX1.4
Low
What is the 7-day forecast for Saikai?
08-03
28.7° 26.5°
08-04
28.8° 27.5°
1.19 mm
08-05
28.9° 27.4°
08-06
28.5° 26.7°
8.0 mm
08-07
29.0° 26.2°
0.56 mm
08-08
29.3° 26.7°
1.19 mm
08-09
28.6° 26.8°
Both models agree
Avg diff: 3.8°C
Where are air quality stations near Saikai?
17
Osetocho Yukinourakamigo, Saikai, Nagasaki, Japan (雪浦大気測定局西海市)
17
Kawatana, Nagasaki Prefecture, Japan (川棚大気測定局東彼杵郡川棚町)
21
Fukuishicho, Sasebo, Nagasaki, Japan (福石佐世保市)
17
Sasebo (佐世保)
30
Nodago, Nagasaki, Japan (時津小学校大気測定局西彼杵郡時津町)
What cities are near Saikai?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T04:48 UTC.