What is the air quality in Ryōgoku today?

The current Air Quality Index (AQI) in Ryōgoku is 20 (Good). PM2.5 concentration is 4.81 µg/m³.

What is the temperature in Ryōgoku right now?

The current temperature in Ryōgoku 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 Ryōgoku?

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

Air Quality in Ryōgoku, Japan

Drizzle

16.8°C · 88.8% humidity

16.8°

Feels 16.8°

Good

Air quality is satisfactory. Enjoy outdoor activities.

11 stations

Nearby Monitoring Stations

AQI Forecast

— 12pm

—

— 3pm

—

— 6pm

—

— 9pm

—

— 12am

—

— 3am

—

— 6am

—

— 9am

—

Air Quality Index Trend

45h · 30 stn

View full history →

Ryōgoku'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▲

4.81 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Ryōgoku?

Temperature & Precipitation

PM2.5 Trend

45h · 30 stations

PM2.54.81 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (11 stations within 25 km)

4.81

Median

5.74

Average

3.1

Low

10.1

High

PM2.5 µg/m³ · Model: 6.0 · Bias: +1.2

What is the 7-day forecast for Ryōgoku?

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: 3.1°C

Where are air quality stations near Ryōgoku?

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

7.3 km PM2.5: 5.0 µg/m³

Hanazakicho, Narita, Chiba, Japan (成田花崎（車）成田市)

8.0 km PM2.5: 3.1 µg/m³

Karabe, Narita, Chiba, Japan (成田加良部成田市)

9.1 km PM2.5: 4.1 µg/m³

Yokoshiba, Chiba, Japan (横芝光横芝山武郡横芝光町)

12.6 km PM2.5: 6.0 µg/m³

Yokoshiba, Chiba, Japan (横芝光横芝山武郡横芝光町)

12.6 km PM2.5: 3.1 µg/m³

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

14.5 km PM2.5: 6.0 µg/m³

Horiage, Tōgane-shi, Chiba-ken, Japan (東金堀上東金市)

17.9 km PM2.5: 6.0 µg/m³

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

18.3 km PM2.5: 10.1 µg/m³

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

18.3 km PM2.5: 7.2 µg/m³

Tsubaki, Sosa, Chiba, Japan (匝瑳椿匝瑳市)

19.1 km PM2.5: 8.2 µg/m³

What cities are near Ryōgoku?

13 Narita 22 Yachimata 27 Shisui 20 Sanmu 28 Sakura 13 Yokoshiba 22 Narutō 30 Yōkaichiba 32 Sōsa 31 Ajiki

Get AQI alerts for Ryōgoku

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 2026-10-21T06:02 UTC.