Air Quality in Nakano, Japan
Drizzle
12.1°C · 95.8% humidity
12.1°
Feels 12.1°
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
AQI Forecast
27
2am
27
27
21
5am
23
22
23
8am
23
24
24
11am
24
25
25
2pm
25
25
25
5pm
27
27
34
8pm
54
34
34
11pm
54
54
Air Quality Index Trend
45h · 3 stnNakano'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.
95.8%
Humidity
20.3 km/h
Wind SSE
1021.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.0 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Nakano?
Temperature & Precipitation
PM2.5 Trend
45h · 3 stationsPM2.55.0 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
5.0
Median
5.0
Average
5.0
Low
5.0
High
PM2.5 µg/m³ · Model: 7.35 · Bias: +2.3
What is the 7-day forecast for Nakano?
05-29
16.7° 12.1°
34.88 mm
05-30
18.1° 9.6°
2.81 mm
05-31
17.5° 11.3°
0.25 mm
06-01
18.9° 12.2°
1.06 mm
06-02
17.9° 11.4°
1.19 mm
06-03
20.7° 12.5°
3.56 mm
06-04
18.9° 7.5°
1.56 mm
Both models agree
Avg diff: 4.1°C
Where are air quality stations near Nakano?
53
Nagano (長野)
42
Nagano (長野)
53
Amori, Nagano, Nagano, Japan (環境保全研究所長野市)
32
Shinonoifusetakada, Nagano, Nagano Prefecture, Japan (篠ノ井長野市)
62
Shinonoifusetakada, Nagano, Nagano Prefecture, Japan (篠ノ井長野市)
What cities are near Nakano?
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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 2026-05-29T20:41 UTC.