Air Quality in Nikkō, Japan
Drizzle
15.7°C · 99.9% humidity
15.7°
Feels 15.7°
13
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Nikkō's air quality — share it
AQI Forecast
Calibrated
17
4pm
18
18
13
7pm
14
14
15
10pm
16
16
16
1am
17
17
17
4am
17
17
18
7am
18
18
18
10am
18
18
18
1pm
18
18
Station readings
10h ago
AQI 17
PM2.5 4.1 µg/m³ · 10h ago
Air Quality Index Trend
45h · 7 stnNikkō'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.
99.9%
Humidity
22.1 km/h
Wind SE
1012.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
3.1 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Nikkō?
Temperature & Precipitation
PM2.5 Trend
45h · 7 stationsPM2.53.1 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
3.1
Median
3.1
Average
3.1
Low
3.1
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +2.8
What is the 7-day forecast for Nikkō?
09-05
19.2° 15.7°
17.12 mm
09-06
21.6° 14.5°
5.87 mm
09-07
21.2° 17.2°
3.69 mm
09-08
20.7° 15.0°
17.37 mm
09-09
19.7° 15.3°
1.75 mm
09-10
19.1° 16.8°
5.31 mm
09-11
24.7° 16.0°
2.38 mm
Both models agree
Avg diff: 2.6°C
Where are air quality stations near Nikkō?
What cities are near Nikkō?
Get AQI alerts for Nikkō
Notify me when air quality reaches:
Free · No account · Unsubscribe any time
Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T10:26 UTC.