Air Quality in Shimoigusa, Japan

Drizzle
23.7°C · 83.6% humidity
23.7°
Feels 23.7°
64
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
40 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
70 7am
69
69
64 10am
66
67
68 1pm
69
69
69 4pm
69
69
69 7pm
69
69
69 10pm
70
70
132 1am
132
132
70 4am
70
70
Station readings
10
CAMS model adj -14
84
83
83
83
84
84
84
84
84
84
83
83
83
83
83
83
84
84
146
146
146
84
84
84
AD 728×90

Air Quality Index Trend

6h · 1 stn

Shimoigusa'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 Shimoigusa is 1.2× the WHO 24-hour guideline of 15 µg/m³.

83.6%
Humidity
54.5 km/h
Wind NNW
1002.6 hPa
Pressure
19.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
64
18.19 µg/m³
PM10
63
79.9 µg/m³
050100150200300500

What is the weather forecast for Shimoigusa?

Temperature & Precipitation

PM2.5 Trend

6h · 1 station
PM2.518.19 µg/m³ ×1.2 WHO
Moderate
PM1079.9 µg/m³
Moderate
UV INDEX19.9
Extreme
AD 300×250
Station readings (40 stations within 25 km)
18.19
Median
17.9
Average
0.7
Low
27.0
High
PM2.5 µg/m³ · Model: 27.55 · Bias: +9.4

What is the 7-day forecast for Shimoigusa?

07-22
30.2° 23.7°
3.0 mm
07-23
27.8° 22.1°
0.56 mm
07-24
29.8° 23.6°
1.56 mm
07-25
32.9° 23.6°
07-26
30.3° 26.1°
0.13 mm
07-27
33.3° 24.9°
9.94 mm
07-28
29.6° 26.3°
12.63 mm
Both models agree Avg diff: 2.9°C

Where are air quality stations near Shimoigusa?

50
Wakamiya, Nakano, Tokyo, Japan (中野区若宮中野区)
2.3 km PM2.5: 12.0 µg/m³
63
Shakujiimachi, Nerima, Tokyo, Japan (練馬区石神井台練馬区)
2.8 km PM2.5: 17.8 µg/m³
70
Nerima (練馬区)
3.1 km PM2.5: 21.1 µg/m³
84
Suginami, Izumi-3
5.0 km PM2.5: 27.6 µg/m³ PM10: 31.5 µg/m³
80
Sekimae, Musashino, Tokyo, Japan (武蔵野市関前武蔵野市)
5.9 km PM2.5: 25.9 µg/m³
32
Suwa, Wakō-shi, Saitama-ken, Japan (和光和光市)
6.2 km PM2.5: 7.7 µg/m³
51
Suwa, Wakō-shi, Saitama-ken, Japan (和光和光市)
6.2 km PM2.5: 12.1 µg/m³
68
Shimorenjaku, Mitaka, Tokyo, Japan (連雀通り下連雀三鷹市)
6.4 km PM2.5: 20.2 µg/m³
68
西東京市南町
7.2 km 72.4% RH PM2.5: 20.0 µg/m³ PM10: 34.0 µg/m³
9
Niikura, Wakō-shi, Saitama-ken, Japan (和光新倉自排和光市)
8.0 km PM2.5: 2.2 µg/m³

What cities are near Shimoigusa?

64 Igusa 64 Kamiigusa 66 Saginomiya 63 Asagayakita 66 Nukui 62 Asagaya-minami 61 Ogikubo 66 Sekimachi-minami 63 Hikarigaoka 67 Sakuradai
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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 2026-07-22T01:19 UTC.