Air Quality in Yachiyo, Japan
Windy
25.5°C · 51.3% humidity
25.5°
Feels 25.5°
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
7 stations
Nearby Monitoring Stations
AQI Forecast
27
1pm
27
27
23
4pm
27
27
54
7pm
54
34
34
10pm
34
27
27
1am
27
27
27
4am
27
27
27
7am
27
27
27
10am
34
34
Air Quality Index Trend
48h · 2 stnYachiyo'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.
51.3%
Humidity
41.8 km/h
Wind SSE
1014.4 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.54 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Yachiyo?
Temperature & Precipitation
PM2.5 Trend
48h · 2 stationsPM2.55.54 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX2.9
Moderate
Station readings (7 stations within 25 km)
5.54
Median
5.24
Average
1.2
Low
9.4
High
PM2.5 µg/m³ · Model: 7.35 · Bias: +1.8
What is the 7-day forecast for Yachiyo?
06-09
25.5° 22.0°
06-10
27.6° 17.5°
22.0 mm
06-11
26.6° 19.9°
0.31 mm
06-12
25.7° 19.6°
1.13 mm
06-13
32.8° 21.7°
0.31 mm
06-14
32.0° 18.5°
8.44 mm
06-15
27.9° 19.9°
6.37 mm
Both models agree
Avg diff: 2.9°C
Where are air quality stations near Yachiyo?
46
Shimotsumaotsu, Shimotsuma-shi, Ibaraki-ken, Japan (下妻下妻市)
42
Shimotsumaotsu, Shimotsuma-shi, Ibaraki-ken, Japan (下妻下妻市)
23
Shimoono, Koga, Ibaraki, Japan (古河市役所古河市)
64
Kirigasaku, Noda, Chiba, Japan (野田桐ケ作野田市)
50
Mitsukaido Morishitamachi, Joso, Ibaraki, Japan (常総保健所常総市)
20
Honcho, Kuki, Saitama, Japan (久喜本町自排久喜市)
13
Gakuendai, Saitama-ken, Japan (宮代南埼玉郡宮代町)
20
Irifunecho, Tochigi, Tochigi, Japan (栃木市役所栃木市)
63
Yahara, Kasukabe-shi, Saitama-ken, Japan (春日部春日部市)
29
Yahara, Kasukabe-shi, Saitama-ken, Japan (春日部春日部市)
What cities are near Yachiyo?
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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 2026-06-09T07:30 UTC.