Air Quality in Nakano, Japan
Rain
16.7°C · 60.1% humidity
16.7°
Feels 16.7°
40
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
AQI Forecast
24
6am
24
24
40
9am
36
32
30
12pm
29
37
56
3pm
56
55
35
6pm
35
34
27
9pm
27
27
27
12am
34
27
27
3am
27
27
Air Quality Index Trend
47h · 5 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. Current PM2.5 concentration in Nakano is 1.9× the WHO annual guideline of 5 µg/m³.
60.1%
Humidity
10.8 km/h
Wind SSE
999.9 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
9.65 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Nakano?
Temperature & Precipitation
PM2.5 Trend
47h · 5 stationsPM2.59.65 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX4.4
Moderate
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: 3.8°C
Where are air quality stations near Nakano?
34
Nagano (長野)
34
Nagano (長野)
38
Amori, Nagano, Nagano, Japan (環境保全研究所長野市)
13
Shinonoifusetakada, Nagano, Nagano Prefecture, Japan (篠ノ井長野市)
42
Shinonoifusetakada, Nagano, Nagano Prefecture, Japan (篠ノ井長野市)
What cities are near Nakano?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-29T00:12 UTC.