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
AD 728×90

Air Quality Index Trend

47h · 5 stn

Nakano'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▲
40
9.65 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Nakano?

Temperature & Precipitation

PM2.5 Trend

47h · 5 stations
PM2.59.65 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX4.4
Moderate
AD 300×250

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)
19.1 km PM2.5: 8.2 µg/m³
34
Nagano (長野)
19.1 km PM2.5: 8.2 µg/m³
38
Amori, Nagano, Nagano, Japan (環境保全研究所長野市)
21.4 km PM2.5: 9.1 µg/m³
13
Shinonoifusetakada, Nagano, Nagano Prefecture, Japan (篠ノ井長野市)
27.8 km PM2.5: 3.1 µg/m³
42
Shinonoifusetakada, Nagano, Nagano Prefecture, Japan (篠ノ井長野市)
27.8 km PM2.5: 10.1 µg/m³

What cities are near Nakano?

24 Iiyama 22 Suzaka 40 Nagano 27 Arai 27 Myoko 29 Chikuma 40 Sakaki 26 Ueda 26 Tōmi 27 Jōetsu
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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.