Air Quality in Sakaki, Japan

Overcast
19.7°C · 94.1% humidity
19.7°
Feels 19.7°
27
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast

Nearby Monitoring Stations

AQI Forecast
27 7am
25
25
27 10am
25
25
25 1pm
25
25
25 4pm
25
25
27 7pm
27
27
27 10pm
27
25
25 1am
25
25
27 4am
27
27
AD 728×90

Air Quality Index Trend

43h · 9 stn

Sakaki'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.

94.1%
Humidity
23.4 km/h
Wind SE
1010.6 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
27
6.5 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Sakaki?

Temperature & Precipitation

PM2.5 Trend

43h · 9 stations
PM2.56.5 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250

What is the 7-day forecast for Sakaki?

08-03
27.5° 19.7°
9.88 mm
08-04
33.6° 20.6°
6.88 mm
08-05
26.4° 20.8°
1.19 mm
08-06
26.5° 19.1°
53.56 mm
08-07
28.6° 20.7°
5.69 mm
08-08
29.8° 21.2°
39.13 mm
08-09
28.0° 18.5°
0.31 mm
Both models agree Avg diff: 3.5°C

Where are air quality stations near Sakaki?

42
Awasa, Chikuma, Nagano, Japan (更埴インターチェンジ千曲市)
9.6 km PM2.5: 10.1 µg/m³
21
Awasa, Chikuma, Nagano, Japan (更埴インターチェンジ千曲市)
9.6 km PM2.5: 5.0 µg/m³
25
Amori, Nagano, Nagano, Japan (環境保全研究所長野市)
18.8 km PM2.5: 6.0 µg/m³
14
Nagano (長野)
20.2 km PM2.5: 3.4 µg/m³

What cities are near Sakaki?

27 Chikuma 34 Ueda 31 Kamimaruko 34 Tōmi 30 Nagano 34 Suzaka 34 Komoro 26 Ōmachi 27 Hotaka 28 Toyoshina
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T01:58 UTC.