What is the air quality in Yachiyo today?

The current Air Quality Index (AQI) in Yachiyo is 35 (Good). PM2.5 concentration is 8.34 µg/m³.

What is the temperature in Yachiyo right now?

The current temperature in Yachiyo 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 Yachiyo?

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

Air Quality in Yachiyo, Japan

Drizzle

16.8°C · 88.8% humidity

16.8°

Feels 16.8°

Good

Air quality is satisfactory. Enjoy outdoor activities.

30 stations

Nearby Monitoring Stations

AQI Forecast

— 1pm

—

— 4pm

—

— 7pm

—

— 10pm

—

— 1am

—

— 4am

—

— 7am

—

— 10am

—

Air Quality Index Trend

46h · 70 stn

View full history →

Yachiyo'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▲

8.34 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Yachiyo?

Temperature & Precipitation

PM2.5 Trend

46h · 70 stations

PM2.58.34 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (30 stations within 25 km)

8.34

Median

8.28

Average

3.1

Low

30.2

High

PM2.5 µg/m³ · Model: 6.5 · Bias: -1.8

What is the 7-day forecast for Yachiyo?

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: 2.9°C

Where are air quality stations near Yachiyo?

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

4.4 km PM2.5: 7.2 µg/m³

Takabana, Inzai, Chiba, Japan (印西高花印西市)

6.7 km PM2.5: 5.0 µg/m³

Takabana, Inzai, Chiba, Japan (印西高花印西市)

6.7 km PM2.5: 6.0 µg/m³

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

7.4 km PM2.5: 6.0 µg/m³

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

7.4 km PM2.5: 9.1 µg/m³

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

7.5 km PM2.5: 5.0 µg/m³

118

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

7.5 km PM2.5: 42.4 µg/m³

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

8.6 km PM2.5: 11.0 µg/m³

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

8.6 km PM2.5: 7.2 µg/m³

Miyanogicho, Chiba, Japan (宮野木千葉市稲毛区)

9.1 km PM2.5: 6.5 µg/m³

What cities are near Yachiyo?

35 Shiroi 77 Narashino 36 Sakura 32 Yotsukaidō 30 Inzai 44 Makuhari 38 Kamagaya 28 Fukawa 34 Shisui 31 Honchō

Get AQI alerts for Yachiyo

Notify me when air quality reaches:

ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-10-21T07:41 UTC.