What is the air quality in Yotsukaidō today?

The current Air Quality Index (AQI) in Yotsukaidō is 38 (Good). PM2.5 concentration is 9.23 µg/m³.

What is the temperature in Yotsukaidō right now?

The current temperature in Yotsukaidō is 16.8°C (feels like 16.8°C). Humidity is 88.8% and wind speed is 31.8 km/h.

Is it safe to go outside in Yotsukaidō?

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

Air Quality in Yotsukaidō, Japan

Drizzle

16.8°C · 88.8% humidity

16.8°

Feels 16.8°

Good

Air quality is satisfactory. Enjoy outdoor activities.

14 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

45h · 71 stn

View full history →

Yotsukaidō'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.

88.8%

Humidity

31.8 km/h

Wind ESE

1021.2 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

9.23 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Yotsukaidō?

Temperature & Precipitation

PM2.5 Trend

45h · 71 stations

PM2.59.23 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (14 stations within 25 km)

9.23

Median

7.08

Average

2.2

Low

12.0

High

PM2.5 µg/m³ · Model: 6.5 · Bias: -2.7

What is the 7-day forecast for Yotsukaidō?

10-21

20.2° 16.6°

2.06 mm

10-22

21.7° 17.5°

1.75 mm

10-23

22.5° 13.8°

10-24

20.6° 17.1°

0.19 mm

10-25

19.2° 13.6°

2.56 mm

10-26

20.5° 14.3°

0.13 mm

10-27

18.3° 15.3°

1.19 mm

Both models agree Avg diff: 3.0°C

Where are air quality stations near Yotsukaidō?

Shikawatashi, Yotsukaido, Chiba, Japan (四街道鹿渡四街道市)

2.2 km PM2.5: 10.1 µg/m³

NASA GSFC Rutgers Calib. N6

6.3 km PM2.5: 7.0 µg/m³

Soga, Chiba, Japan (蘇我保育所千葉市中央区)

9.0 km PM2.5: 5.0 µg/m³

Masago, Chiba, Japan (真砂公園千葉市美浜区)

9.1 km PM2.5: 9.1 µg/m³

Ebara Shinden, Sakura, Chiba, Japan (佐倉江原新田佐倉市)

9.4 km PM2.5: 6.0 µg/m³

Takazu, Yachiyo-shi, Chiba-ken, Japan (八千代高津八千代市)

10.7 km PM2.5: 6.0 µg/m³

Saginumadai, Narashino, Chiba, Japan (習志野鷺沼習志野市)

12.9 km PM2.5: 12.0 µg/m³

Saginumadai, Narashino, Chiba, Japan (習志野鷺沼習志野市)

12.9 km PM2.5: 9.1 µg/m³

Yachimata, Yachimata-shi, Chiba-ken, Japan (八街市八街八街市)

13.1 km PM2.5: 6.0 µg/m³

Takanedai, Funabashi, Chiba, Japan (船橋高根台船橋市)

14.3 km PM2.5: 11.0 µg/m³

What cities are near Yotsukaidō?

29 Chiba 27 Sakura 34 Yachiyo 37 Makuhari 27 Shisui 48 Narashino 25 Yachimata 17 Ichihara 35 Honchō 39 Shiroi

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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 2026-10-21T05:27 UTC.