Air Quality in Shimo’ochiai, Japan

Partly Cloudy
26.4°C · 68.1% humidity
26.4°
Feels 26.4°
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
16 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
33 1pm
33
33
25 4pm
27
29
30 7pm
31
31
32 10pm
32
32
33 1am
33
33
33 4am
33
33
33 7am
33
33
33 10am
33
33
Station readings 6h ago
AQI 18
PM2.5 4.4 µg/m³ · 6h ago
CAMS model adj -21
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
AD 728×90

Air Quality Index Trend

15h · 3 stn

Shimo’ochiai'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.

68.1%
Humidity
24.7 km/h
Wind E
1009.4 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
25
5.87 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Shimo’ochiai?

Temperature & Precipitation

PM2.5 Trend

15h · 3 stations
PM2.55.87 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX4.4
Moderate
AD 300×250
Station readings (16 stations within 25 km)
5.87
Median
5.83
Average
2.6
Low
10.6
High
PM2.5 µg/m³ · Model: 8.2 · Bias: +2.3

What is the 7-day forecast for Shimo’ochiai?

08-03
28.2° 22.4°
9.5 mm
08-04
34.2° 25.8°
4.56 mm
08-05
32.3° 25.5°
1.81 mm
08-06
30.1° 26.8°
21.13 mm
08-07
36.2° 25.2°
11.69 mm
08-08
34.3° 26.5°
37.0 mm
08-09
35.6° 22.7°
1.25 mm
Both models agree Avg diff: 2.9°C

Where are air quality stations near Shimo’ochiai?

13
Shimoochiai, Shinjuku, Tokyo, Japan (新目白通り下落合新宿区)
0.8 km PM2.5: 3.1 µg/m³
34
Naitōmachi, Shinjuku-ku, Tōkyō-to, Japan (国設東京（新宿）新宿区)
3.8 km PM2.5: 8.2 µg/m³
17
Yamatocho, Itabashi, Tokyo, Japan (中山道大和町板橋区)
4.3 km PM2.5: 4.1 µg/m³
4
Wakamiya, Nakano, Tokyo, Japan (中野区若宮中野区)
5.0 km PM2.5: 1.0 µg/m³
30
Honkomagome, Bunkyo, Tokyo, Japan (文京区本駒込文京区)
5.2 km PM2.5: 7.2 µg/m³
45
Oji, Kita, Tokyo, Japan (北本通り王子北区)
5.9 km PM2.5: 10.8 µg/m³
–
Suginami, Izumi-3
6.7 km PM2.5: 0.0 µg/m³ PM10: 0.0 µg/m³
30
Hibiyakoen, Chiyoda, Tokyo, Japan (日比谷交差点千代田区)
7.5 km PM2.5: 7.2 µg/m³
34
Minamisenju, Arakawa, Tokyo, Japan (荒川区南千住荒川区)
8.2 km PM2.5: 8.2 µg/m³
10
Minamisenju, Arakawa, Tokyo, Japan (荒川区南千住荒川区)
8.2 km PM2.5: 2.4 µg/m³

What cities are near Shimo’ochiai?

25 Nagasaki 25 Ikebukuro 25 Ōkubo 24 Ōtsuka 24 Sugamo 24 Shinjuku 26 Itabashi 25 Nakano 25 Tokyo 24 Yotsuya
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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 2026-08-08T07:26 UTC.