Air Quality in Tokorozawa, Japan

Windy
23.1°C · 64.2% humidity
23.1°
Feels 23.1°
28
Good
Air quality is satisfactory. Enjoy outdoor activities.
52 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
25 1pm
25
25
28 4pm
25
42
43 7pm
43
42
43 10pm
43
43
105 1am
43
43
42 4am
25
25
13 7am
13
13
13 10am
13
13
Station readings
5
23
53
61
CAMS model adj -41
66
66
66
66
66
83
84
84
83
84
84
84
146
84
84
83
66
66
54
54
54
54
54
54
AD 728×90

Air Quality Index Trend

37h · 1 stn

Tokorozawa'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.

64.2%
Humidity
59.3 km/h
Wind S
1014.8 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
28
6.77 µg/m³
PM10▲
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Tokorozawa?

Temperature & Precipitation

PM2.5 Trend

37h · 1 station
PM2.56.77 µg/m³ ✓ WHO
Good
PM1034.3 µg/m³
Good
UV INDEX2.9
Moderate
AD 300×250
Station readings (52 stations within 25 km)
6.77
Median
6.79
Average
3.1
Low
11.84
High
PM2.5 µg/m³ · Model: 13.7 · Bias: +6.9

What is the 7-day forecast for Tokorozawa?

06-09
23.3° 21.5°
0.13 mm
06-10
28.6° 19.0°
3.81 mm
06-11
26.3° 19.7°
0.38 mm
06-12
24.3° 19.6°
1.0 mm
06-13
30.7° 21.4°
3.69 mm
06-14
29.7° 18.3°
39.69 mm
06-15
27.2° 21.0°
12.0 mm
Both models agree Avg diff: 2.1°C

Where are air quality stations near Tokorozawa?

21
Higashitokorozawa, Tokorozawa, Saitama, Japan (所沢市東所沢所沢市)
4.6 km PM2.5: 5.0 µg/m³
42
Higashitokorozawa, Tokorozawa, Saitama, Japan (所沢市東所沢所沢市)
4.6 km PM2.5: 10.1 µg/m³
25
Horigane, Sayama-shi, Saitama-ken, Japan (狭山狭山市)
6.9 km PM2.5: 6.0 µg/m³
25
Horigane, Sayama-shi, Saitama-ken, Japan (狭山狭山市)
6.9 km PM2.5: 6.0 µg/m³
42
Chuocho, Higashikurume, Tokyo, Japan (小金井街道東久留米東久留米市)
7.1 km PM2.5: 10.1 µg/m³
50
Azumacho, Iruma, Saitama, Japan (入間入間市)
7.4 km PM2.5: 12.0 µg/m³
20
Honda, Niiza-shi, Saitama-ken, Japan (新座新座市)
8.1 km PM2.5: 4.8 µg/m³
38
Ogawacho, Kodaira, Tokyo, Japan (小平市小川町小平市)
8.3 km PM2.5: 9.1 µg/m³
38
Tsuruma, Fujimi-shi, Saitama-ken, Japan (富士見富士見市)
9.6 km PM2.5: 9.1 µg/m³
12
Sunashinden, Kawagoe-shi, Saitama-ken, Japan (川越市高階川越市)
10.2 km PM2.5: 2.9 µg/m³

What cities are near Tokorozawa?

29 Akitsu 28 Higashiyamato 29 Higashimurayama 24 Kiyose 33 Higashikurume 28 Ōi 28 Musashimurayama 28 Miyoshidai 27 Sayama 25 Kodaira
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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 2026-06-09T07:29 UTC.