What is the air quality in Shimo’ochiai today?

The current Air Quality Index (AQI) in Shimo’ochiai is 28 (Good). PM2.5 concentration is 6.57 µg/m³.

What is the temperature in Shimo’ochiai right now?

The current temperature in Shimo’ochiai is 15.3°C (feels like 15.3°C). Humidity is 75.2% and wind speed is 39.3 km/h.

Is it safe to go outside in Shimo’ochiai?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Shimo’ochiai, Japan

Drizzle

15.3°C · 75.2% humidity

15.3°

Feels 15.3°

Good

Air quality is satisfactory. Enjoy outdoor activities.

42 stations

Nearby Monitoring Stations

AQI Forecast

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Station readings 7h ago

AQI 69

PM2.5 20.6 µg/m³ · 7h ago

Air Quality Index Trend

40h · 1 stn

View full history →

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.

75.2%

Humidity

39.3 km/h

Wind N

1021.6 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

6.57 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Shimo’ochiai?

Temperature & Precipitation

PM2.5 Trend

40h · 1 station

PM2.56.57 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (42 stations within 25 km)

6.57

Median

7.13

Average

2.2

Low

17.8

High

PM2.5 µg/m³ · Model: 5.8 · Bias: -0.8

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

10-21

21.6° 15.3°

0.75 mm

10-22

23.3° 18.1°

0.06 mm

10-23

22.5° 15.7°

10-24

21.9° 16.8°

0.94 mm

10-25

19.8° 14.2°

5.63 mm

10-26

20.7° 15.0°

10-27

19.2° 15.1°

0.25 mm

Both models agree Avg diff: 3.1°C

Where are air quality stations near Shimo’ochiai?

Shimoochiai, Shinjuku, Tokyo, Japan (新目白通り下落合新宿区)

0.8 km PM2.5: 4.1 µg/m³

Chuo, Nakano, Tokyo, Japan (山手通り東中野中野区)

2.8 km PM2.5: 4.1 µg/m³

Naitomachi, Shinjuku, Tokyo, Japan (国設新宿新宿区)

3.8 km PM2.5: 6.0 µg/m³

Naitomachi, Shinjuku, Tokyo, Japan (国設新宿新宿区)

3.8 km PM2.5: 11.3 µg/m³

Kitamachi, Nerima, Tokyo, Japan (練馬区北町練馬区)

5.6 km PM2.5: 6.0 µg/m³

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Suginami, Izumi-3

6.7 km PM2.5: 0.0 µg/m³ PM10: 0.0 µg/m³

Minowa, Taito, Tokyo, Japan (明治通り大関横丁台東区)

8.6 km PM2.5: 6.0 µg/m³

Meguro (目黒)

8.8 km PM2.5: 6.0 µg/m³

スカイツリー３２５ｍ

9.9 km 86.0% RH PM2.5: 3.0 µg/m³ PM10: 10.0 µg/m³

スカイツリー１５０ｍ

9.9 km 65.5% RH PM2.5: 6.0 µg/m³ PM10: 12.0 µg/m³

What cities are near Shimo’ochiai?

28 Nagasaki 28 Ikebukuro 25 Ōkubo 28 Ōtsuka 30 Sugamo 18 Shinjuku 28 Itabashi 28 Nakano 25 Tokyo 20 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 2026-10-21T06:04 UTC.