Air Quality in Yashio, Japan

Windy
23.5°C · 63.0% humidity
23.5°
Feels 23.5°
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
55 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
25 4am
25
25
23 7am
26
27
29 10am
30
50
51 1pm
51
51
52 4pm
52
52
52 7pm
52
32
52 10pm
52
52
25 1am
25
23
Station readings
41
48
25
11
CAMS model adj -2
27
27
27
34
34
34
34
34
54
54
54
54
54
54
54
54
54
34
54
54
54
27
27
25
AD 728×90

Air Quality Index Trend

31h · 1 stn

Yashio'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. Current PM2.5 concentration in Yashio is 1.1× the WHO annual guideline of 5 µg/m³.

63.0%
Humidity
172.2 km/h
Wind S
999.5 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
23
5.51 µg/m³
PM10▲
25
27.45 µg/m³
050100150200300500

What is the weather forecast for Yashio?

Temperature & Precipitation

PM2.5 Trend

31h · 1 station
PM2.55.51 µg/m³ ✓ WHO
Good
PM1027.45 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250
Station readings (55 stations within 25 km)
5.51
Median
8.82
Average
3.6
Low
15.0
High
PM2.5 µg/m³ · Model: 13.7 · Bias: +8.2

What is the 7-day forecast for Yashio?

05-28
28.6° 15.9°
05-29
24.8° 20.0°
05-30
24.6° 19.9°
0.94 mm
05-31
26.4° 20.6°
0.19 mm
06-01
27.3° 21.3°
06-02
26.6° 21.3°
06-03
27.7° 22.7°
0.06 mm
Both models agree Avg diff: 2.8°C

Where are air quality stations near Yashio?

31
Misato, Misato-shi, Saitama-ken, Japan (三郷三郷市)
4.6 km PM2.5: 7.4 µg/m³
35
Misato, Misato-shi, Saitama-ken, Japan (三郷三郷市)
4.6 km PM2.5: 8.4 µg/m³
38
Hanaguri, Sōka-shi, Saitama-ken, Japan (草加市花栗自排草加市)
4.8 km PM2.5: 9.1 µg/m³
25
Mizumotokoen, Katsushika, Tokyo, Japan (葛飾区水元公園葛飾区)
4.9 km PM2.5: 6.0 µg/m³
23
Mizumotokoen, Katsushika, Tokyo, Japan (葛飾区水元公園葛飾区)
4.9 km PM2.5: 5.5 µg/m³
37
Chūōhonchō, Adachi-ku, Tōkyō-to, Japan (日光街道梅島足立区)
6.4 km PM2.5: 8.9 µg/m³
10
Chūōhonchō, Adachi-ku, Tōkyō-to, Japan (日光街道梅島足立区)
6.4 km PM2.5: 2.4 µg/m³
21
Heiwadai, Nagareyama-shi, Chiba-ken, Japan (流山平和台流山市)
7.0 km PM2.5: 5.0 µg/m³
17
Heiwadai, Nagareyama-shi, Chiba-ken, Japan (流山平和台流山市)
7.0 km PM2.5: 4.1 µg/m³
21
Nemoto, Matsudo, Chiba, Japan (松戸根本松戸市)
7.0 km PM2.5: 5.0 µg/m³

What cities are near Yashio?

38 Sōka 50 Misato, Saitama 31 Takenotsuka 42 Minaminagareyama 30 Aoi 32 Toneri 34 Nagareyama 35 Kanamachi 31 Nishiarai 30 Adachi
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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 2026-05-28T22:50 UTC.