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
AD 728×90

Air Quality Index Trend

48h · 2 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.

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▲
23
5.54 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Yachiyo?

Temperature & Precipitation

PM2.5 Trend

48h · 2 stations
PM2.55.54 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX2.9
Moderate
AD 300×250
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)
6.2 km PM2.5: 11.0 µg/m³
42
Shimotsumaotsu, Shimotsuma-shi, Ibaraki-ken, Japan (下妻下妻市)
6.2 km PM2.5: 10.1 µg/m³
23
Shimoono, Koga, Ibaraki, Japan (古河市役所古河市)
13.1 km PM2.5: 5.5 µg/m³
64
Kirigasaku, Noda, Chiba, Japan (野田桐ケ作野田市)
16.5 km PM2.5: 18.3 µg/m³
50
Mitsukaido Morishitamachi, Joso, Ibaraki, Japan (常総保健所常総市)
18.8 km PM2.5: 12.0 µg/m³
20
Honcho, Kuki, Saitama, Japan (久喜本町自排久喜市)
23.2 km PM2.5: 4.8 µg/m³
13
Gakuendai, Saitama-ken, Japan (宮代南埼玉郡宮代町)
23.7 km PM2.5: 3.1 µg/m³
20
Irifunecho, Tochigi, Tochigi, Japan (栃木市役所栃木市)
26.4 km PM2.5: 4.8 µg/m³
63
Yahara, Kasukabe-shi, Saitama-ken, Japan (春日部春日部市)
26.7 km PM2.5: 17.8 µg/m³
29
Yahara, Kasukabe-shi, Saitama-ken, Japan (春日部春日部市)
26.7 km PM2.5: 7.0 µg/m³

What cities are near Yachiyo?

18 Shimo-tsuma 15 Ishige 21 Sakai 19 Bandō 39 Yūki 20 Iwai 39 Nogi 33 Oyama 39 Shimodate 28 Koga
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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.