What is the air quality in Nakano today?

The current Air Quality Index (AQI) in Nakano is 28 (Good). PM2.5 concentration is 6.58 µg/m³.

What is the temperature in Nakano right now?

The current temperature in Nakano is 16.7°C (feels like 16.7°C). Humidity is 95.8% and wind speed is 33.1 km/h.

Is it safe to go outside in Nakano?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 2.9 (Moderate).

Air Quality in Nakano, Japan

Overcast

16.7°C · 95.8% humidity

16.7°

Feels 16.7°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

25 9am

28 12pm

27 3pm

25 6pm

25 9pm

34 12am

25 3am

27 6am

Air Quality Index Trend

42h · 5 stn

View full history →

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.

95.8%

Humidity

33.1 km/h

Wind SE

1012.0 hPa

Pressure

2.9

UV Moderate

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

6.58 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Nakano?

Temperature & Precipitation

PM2.5 Trend

42h · 5 stations

PM2.56.58 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX2.9

Moderate

What is the 7-day forecast for Nakano?

08-03

23.3° 16.7°

8.94 mm

08-04

25.3° 18.4°

6.88 mm

08-05

22.3° 17.3°

2.5 mm

08-06

23.2° 17.0°

60.75 mm

08-07

25.0° 18.4°

6.56 mm

08-08

24.5° 19.4°

49.06 mm

08-09

21.3° 15.6°

5.25 mm

Both models agree Avg diff: 6.3°C

Where are air quality stations near Nakano?

Nagano (長野)

19.1 km PM2.5: 6.0 µg/m³

Nagano (長野)

19.1 km PM2.5: 3.4 µg/m³

Amori, Nagano, Nagano, Japan (環境保全研究所長野市)

21.4 km PM2.5: 6.0 µg/m³

Shinonoifusetakada, Nagano, Nagano Prefecture, Japan (篠ノ井長野市)

27.8 km PM2.5: 7.2 µg/m³

Awasa, Chikuma, Nagano, Japan (更埴インターチェンジ千曲市)

32.1 km PM2.5: 9.1 µg/m³

Awasa, Chikuma, Nagano, Japan (更埴インターチェンジ千曲市)

32.1 km PM2.5: 5.0 µg/m³

What cities are near Nakano?

28 Iiyama 34 Suzaka 30 Nagano 31 Arai 31 Myoko 27 Chikuma 27 Sakaki 34 Ueda 34 Tōmi 42 Jōetsu

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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 2026-08-08T03:01 UTC.