Air Quality in Ryōgoku, Japan

Partly Cloudy
22.3°C · 68.7% humidity
22.3°
Feels 22.3°
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
14 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
0 11am
0
0
21 2pm
25
18
26 5pm
22
20
30 8pm
16
2
2 11pm
14
14
14 2am
13
13
13 5am
13
0
0 8am
0
0
Station readings 31h ago
AQI 13
PM2.5 3.2 µg/m³ · 31h ago
AD 728×90

Air Quality Index Trend

48h · 7 stn

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.

68.7%
Humidity
35.6 km/h
Wind SW
1015.6 hPa
Pressure
7.9
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
21
4.98 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Ryōgoku?

Temperature & Precipitation

PM2.5 Trend

48h · 7 stations
PM2.54.98 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX7.9
Very High
AD 300×250
Station readings (14 stations within 25 km)
4.98
Median
4.26
Average
2.2
Low
8.2
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +1.3

What is the 7-day forecast for Ryōgoku?

06-09
22.8° 20.6°
06-10
26.0° 20.2°
5.75 mm
06-11
24.0° 18.7°
0.69 mm
06-12
23.5° 20.0°
2.12 mm
06-13
30.9° 20.0°
8.5 mm
06-14
29.8° 18.0°
44.69 mm
06-15
25.9° 20.1°
30.19 mm
Both models agree Avg diff: 2.2°C

Where are air quality stations near Ryōgoku?

42
Yachimata, Yachimata-shi, Chiba-ken, Japan (八街市八街八街市)
7.3 km PM2.5: 10.1 µg/m³
13
Yachimata, Yachimata-shi, Chiba-ken, Japan (八街市八街八街市)
7.3 km PM2.5: 3.1 µg/m³
25
Hanazakicho, Narita, Chiba, Japan (成田花崎（車）成田市)
8.0 km PM2.5: 6.0 µg/m³
38
Hanazakicho, Narita, Chiba, Japan (成田花崎（車）成田市)
8.0 km PM2.5: 9.1 µg/m³
7
Hanazakicho, Narita, Chiba, Japan (成田花崎（車）成田市)
8.0 km PM2.5: 1.7 µg/m³
5
Karabe, Narita, Chiba, Japan (成田加良部成田市)
9.1 km PM2.5: 1.2 µg/m³
17
Yokoshiba, Chiba, Japan (横芝光横芝山武郡横芝光町)
12.6 km PM2.5: 4.1 µg/m³
21
Ebara Shinden, Sakura, Chiba, Japan (佐倉江原新田佐倉市)
14.5 km PM2.5: 5.0 µg/m³
21
Horiage, Tōgane-shi, Chiba-ken, Japan (東金堀上東金市)
17.9 km PM2.5: 5.0 µg/m³
55
Horiage, Tōgane-shi, Chiba-ken, Japan (東金堀上東金市)
17.9 km PM2.5: 14.0 µg/m³

What cities are near Ryōgoku?

13 Narita 22 Yachimata 20 Shisui 16 Sanmu 18 Sakura 15 Yokoshiba 15 Narutō 16 Yōkaichiba 17 Sōsa 20 Ajiki
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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 2026-06-09T05:11 UTC.