Air Quality in Yachiyo, Japan

Drizzle
23.9°C · 81.4% humidity
23.9°
Feels 23.9°
28
Good
Air quality is satisfactory. Enjoy outdoor activities.
58 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
15 4pm
15
15
28 7pm
24
22
20 10pm
16
15
15 1am
14
14
14 4am
13
13
13 7am
13
13
22 10am
22
22
22 1pm
22
42
Station readings 16h ago
AQI 18
PM2.5 4.3 µg/m³ · 16h ago
CAMS model adj -12
27
27
27
27
27
27
27
25
25
25
25
25
25
25
25
25
25
25
34
34
34
34
34
54
AD 728×90

Air Quality Index Trend

45h · 121 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.

81.4%
Humidity
38.2 km/h
Wind ENE
1009.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
28
6.59 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Yachiyo?

Temperature & Precipitation

PM2.5 Trend

45h · 121 stations
PM2.56.59 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (58 stations within 25 km)
6.59
Median
6.57
Average
1.2
Low
11.0
High
PM2.5 µg/m³ · Model: 6.15 · Bias: -0.4

What is the 7-day forecast for Yachiyo?

09-05
25.5° 21.5°
11.75 mm
09-06
29.3° 22.8°
0.25 mm
09-07
28.9° 23.2°
0.06 mm
09-08
27.5° 21.7°
6.0 mm
09-09
27.5° 21.4°
40.25 mm
09-10
28.7° 24.2°
5.75 mm
09-11
31.2° 23.7°
Both models agree Avg diff: 3.1°C

Where are air quality stations near Yachiyo?

21
Takazu, Yachiyo-shi, Chiba-ken, Japan (八千代高津八千代市)
4.4 km PM2.5: 5.0 µg/m³
25
Takazu, Yachiyo-shi, Chiba-ken, Japan (八千代高津八千代市)
4.4 km PM2.5: 6.0 µg/m³
25
Takabana, Inzai, Chiba, Japan (印西高花印西市)
6.7 km PM2.5: 6.0 µg/m³
30
Takabana, Inzai, Chiba, Japan (印西高花印西市)
6.7 km PM2.5: 7.2 µg/m³
30
Takabana, Inzai, Chiba, Japan (印西高花印西市)
6.7 km PM2.5: 7.2 µg/m³
25
Ebara Shinden, Sakura, Chiba, Japan (佐倉江原新田佐倉市)
7.4 km PM2.5: 6.0 µg/m³
25
Ebara Shinden, Sakura, Chiba, Japan (佐倉江原新田佐倉市)
7.4 km PM2.5: 6.0 µg/m³
38
Ebara Shinden, Sakura, Chiba, Japan (佐倉江原新田佐倉市)
7.4 km PM2.5: 9.1 µg/m³
34
Takanedai, Funabashi, Chiba, Japan (船橋高根台船橋市)
7.5 km PM2.5: 8.2 µg/m³
50
Takanedai, Funabashi, Chiba, Japan (船橋高根台船橋市)
7.5 km PM2.5: 12.0 µg/m³

What cities are near Yachiyo?

28 Shiroi 23 Narashino 30 Sakura 29 Yotsukaidō 28 Inzai 26 Makuhari 28 Kamagaya 29 Fukawa 30 Shisui 30 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 2026-09-05T10:27 UTC.