Air Quality in Sōka, Japan

Cloudy
21.1°C · 70.4% humidity
21.1°
Feels 21.1°
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
40 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
35 8am
23
23
18 11am
19
20
21 2pm
22
22
22 5pm
23
35
35 8pm
35
35
35 11pm
23
23
23 2am
23
3
0 5am
0
0
Station readings
4
CAMS model adj -31
66
54
54
54
54
54
54
54
54
54
54
66
66
66
66
66
54
54
54
54
34
27
25
27
AD 728×90

Air Quality Index Trend

37h · 1 stn

Sōka'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.

70.4%
Humidity
34.3 km/h
Wind SSE
1015.5 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
18
4.17 µg/m³
PM10▲
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Sōka?

Temperature & Precipitation

PM2.5 Trend

37h · 1 station
PM2.54.17 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (40 stations within 25 km)
4.17
Median
4.69
Average
1.0
Low
19.2
High
PM2.5 µg/m³ · Model: 10.85 · Bias: +6.7

What is the 7-day forecast for Sōka?

06-09
23.3° 21.1°
06-10
28.5° 19.3°
4.44 mm
06-11
25.7° 20.1°
0.94 mm
06-12
24.5° 19.9°
1.37 mm
06-13
30.0° 21.7°
6.0 mm
06-14
28.7° 18.6°
26.88 mm
06-15
27.1° 21.0°
17.44 mm
Both models agree Avg diff: 2.2°C

Where are air quality stations near Sōka?

24
Hanaguri, Sōka-shi, Saitama-ken, Japan (草加市花栗自排草加市)
0.9 km PM2.5: 5.8 µg/m³
21
Higashikoshigaya, Koshigaya, Saitama, Japan (越谷市東越谷越谷市)
6.6 km PM2.5: 5.0 µg/m³
31
Higashikoshigaya, Koshigaya, Saitama, Japan (越谷市東越谷越谷市)
6.6 km PM2.5: 7.4 µg/m³
30
Chūōhonchō, Adachi-ku, Tōkyō-to, Japan (日光街道梅島足立区)
7.2 km PM2.5: 7.2 µg/m³
33
Chūōhonchō, Adachi-ku, Tōkyō-to, Japan (日光街道梅島足立区)
7.2 km PM2.5: 7.9 µg/m³
11
Kawaguchi (川口)
7.5 km PM2.5: 2.6 µg/m³
25
Kawaguchi (川口)
7.5 km PM2.5: 6.0 µg/m³
30
Misato, Misato-shi, Saitama-ken, Japan (三郷三郷市)
7.5 km PM2.5: 7.2 µg/m³
33
Misato, Misato-shi, Saitama-ken, Japan (三郷三郷市)
7.5 km PM2.5: 7.9 µg/m³
21
Mizumotokoen, Katsushika, Tokyo, Japan (葛飾区水元公園葛飾区)
8.4 km PM2.5: 5.0 µg/m³

What cities are near Sōka?

16 Toneri 11 Yashio 11 Takenotsuka 20 Hatogaya-honchō 12 Nishiarai 52 Koshigaya 7 Aoi 26 Yoshikawa 11 Misato, Saitama 14 Ōgi
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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 2026-06-09T02:03 UTC.