Air Quality in Yotsuya, Japan

Partly Cloudy
26.4°C · 68.1% humidity
26.4°
Feels 26.4°
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
16 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
16 6am
1
21
24 9am
21
21
21 12pm
21
21
21 3pm
21
21
21 6pm
21
21
21 9pm
21
21
21 12am
21
21
21 3am
21
21
Station readings
16
CAMS model adj -33
34
34
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

20h · 2 stn

Yotsuya'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▲
24
5.79 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Yotsuya?

Temperature & Precipitation

PM2.5 Trend

20h · 2 stations
PM2.55.79 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX4.4
Moderate
AD 300×250
Station readings (16 stations within 25 km)
5.79
Median
5.77
Average
2.6
Low
10.6
High
PM2.5 µg/m³ · Model: 7.35 · Bias: +1.6

What is the 7-day forecast for Yotsuya?

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 Yotsuya?

30
Naitomachi, Shinjuku, Tokyo, Japan (国設新宿新宿区)
0.8 km PM2.5: 7.2 µg/m³
21
Hibiyakoen, Chiyoda, Tokyo, Japan (日比谷交差点千代田区)
4.5 km PM2.5: 5.0 µg/m³
30
Hibiyakoen, Chiyoda, Tokyo, Japan (日比谷交差点千代田区)
4.5 km PM2.5: 7.2 µg/m³
20
Sasazuka, Shibuya, Tokyo, Japan (甲州街道大原渋谷区)
5.3 km PM2.5: 4.8 µg/m³
25
Honkomagome, Bunkyo, Tokyo, Japan (文京区本駒込文京区)
5.9 km PM2.5: 6.0 µg/m³
–
Suginami, Izumi-3
6.4 km PM2.5: 0.0 µg/m³ PM10: 0.0 µg/m³
30
Shinkawa, Chuo, Tokyo, Japan (永代通り新川中央区)
6.5 km PM2.5: 7.2 µg/m³
27
Wakamiya, Nakano, Tokyo, Japan (中野区若宮中野区)
6.9 km PM2.5: 6.5 µg/m³
21
Harumi, Chuo, Tokyo, Japan (中央区晴海中央区)
7.3 km PM2.5: 5.0 µg/m³
25
Nerima (練馬区)
7.8 km PM2.5: 6.0 µg/m³

What cities are near Yotsuya?

24 Shinjuku 25 Ōkubo 25 Tokyo 25 Yoyogi 23 Akasaka 23 Chiyoda 25 Shibuya 25 Shimo’ochiai 24 Ōtsuka 25 Nakano
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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 2026-08-08T00:57 UTC.