Air Quality in Yachiyo, Japan

Cloudy
23.9°C · 84.3% humidity
23.9°
Feels 23.9°
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
22 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
24 6am
24
24
20 9am
24
24
44 12pm
44
44
44 3pm
24
44
24 6pm
24
44
44 9pm
44
44
44 12am
44
44
44 3am
44
44
Station readings
15
CAMS model adj -10
34
34
34
34
34
34
54
54
54
54
34
54
34
34
54
54
54
54
54
54
54
54
54
54
AD 728×90

Air Quality Index Trend

3h · 1 stn

Yachiyo'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.

84.3%
Humidity
20.0 km/h
Wind NE
1009.5 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
20
4.65 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Yachiyo?

Temperature & Precipitation

PM2.5 Trend

3h · 1 station
PM2.54.65 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX4.4
Moderate
AD 300×250
Station readings (22 stations within 25 km)
4.65
Median
4.91
Average
3.1
Low
8.2
High
PM2.5 µg/m³ · Model: 7.1 · Bias: +2.5

What is the 7-day forecast for Yachiyo?

08-03
27.4° 21.3°
7.44 mm
08-04
32.0° 23.5°
0.31 mm
08-05
31.7° 25.2°
1.56 mm
08-06
30.1° 25.0°
9.88 mm
08-07
34.4° 25.2°
5.38 mm
08-08
31.9° 25.9°
35.81 mm
08-09
33.6° 23.4°
0.31 mm
Both models agree Avg diff: 2.9°C

Where are air quality stations near Yachiyo?

17
Takabana, Inzai, Chiba, Japan (印西高花印西市)
6.7 km PM2.5: 4.1 µg/m³
21
Ebara Shinden, Sakura, Chiba, Japan (佐倉江原新田佐倉市)
7.4 km PM2.5: 5.0 µg/m³
21
Ebara Shinden, Sakura, Chiba, Japan (佐倉江原新田佐倉市)
7.4 km PM2.5: 5.0 µg/m³
17
Shikawatashi, Yotsukaido, Chiba, Japan (四街道鹿渡四街道市)
8.6 km PM2.5: 4.1 µg/m³
17
Shikawatashi, Yotsukaido, Chiba, Japan (四街道鹿渡四街道市)
8.6 km PM2.5: 4.1 µg/m³
15
Shikawatashi, Yotsukaido, Chiba, Japan (四街道鹿渡四街道市)
8.6 km PM2.5: 3.6 µg/m³
42
Saginumadai, Narashino, Chiba, Japan (習志野鷺沼習志野市)
10.2 km PM2.5: 10.1 µg/m³
21
Saginumadai, Narashino, Chiba, Japan (習志野鷺沼習志野市)
10.2 km PM2.5: 5.0 µg/m³
34
Chigusadai, Chiba, Japan (千草自排千葉市稲毛区)
11.2 km PM2.5: 8.2 µg/m³
38
Masago, Chiba, Japan (真砂自排千葉市美浜区)
11.3 km PM2.5: 9.1 µg/m³

What cities are near Yachiyo?

20 Shiroi 21 Narashino 20 Sakura 18 Yotsukaidō 19 Inzai 20 Makuhari 21 Kamagaya 19 Fukawa 20 Shisui 20 Honchō
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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 2026-08-08T00:56 UTC.