Air Quality in Yotsukaidō, Japan

Rain
24.1°C · 95.4% humidity
24.1°
Feels 24.1°
64
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
35 stations

Nearby Monitoring Stations

AQI Forecast
84 5am
84
83
64 8am
66
66
66 11am
66
83
83 2pm
83
83
83 5pm
66
66
66 8pm
66
66
66 11pm
66
83
83 2am
83
83
AD 728×90

Air Quality Index Trend

47h · 48 stn

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. Current PM2.5 concentration in Yotsukaidō is 1.2× the WHO 24-hour guideline of 15 µg/m³.

95.4%
Humidity
16.7 km/h
Wind W
1002.0 hPa
Pressure
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
64
18.38 µg/m³
PM10
44
48.05 µg/m³
050100150200300500

What is the weather forecast for Yotsukaidō?

Temperature & Precipitation

PM2.5 Trend

47h · 48 stations
PM2.518.38 µg/m³ ×1.2 WHO
Moderate
PM1048.05 µg/m³
Good
UV INDEX9.4
Very High
AD 300×250
Station readings (35 stations within 25 km)
18.38
Median
17.09
Average
4.8
Low
24.9
High
PM2.5 µg/m³ · Model: 23.15 · Bias: +4.8

What is the 7-day forecast for Yotsukaidō?

07-21
31.4° 24.6°
1.06 mm
07-22
28.9° 24.1°
6.62 mm
07-23
27.9° 20.5°
1.5 mm
07-24
28.2° 24.4°
1.81 mm
07-25
32.7° 22.0°
0.25 mm
07-26
30.0° 21.6°
0.19 mm
07-27
29.3° 23.5°
1.31 mm
Both models agree Avg diff: 2.7°C

Where are air quality stations near Yotsukaidō?

53
Shikawatashi, Yotsukaido, Chiba, Japan (四街道鹿渡四街道市)
2.2 km PM2.5: 13.1 µg/m³
55
Shikawatashi, Yotsukaido, Chiba, Japan (四街道鹿渡四街道市)
2.2 km PM2.5: 14.0 µg/m³
60
NASA GSFC Rutgers Calib. N6
6.3 km PM2.5: 16.2 µg/m³
59
Chiba (千葉)
7.2 km PM2.5: 15.9 µg/m³
61
Soga, Chiba, Japan (蘇我保育所千葉市中央区)
9.0 km PM2.5: 16.9 µg/m³
37
Masago, Chiba, Japan (真砂公園千葉市美浜区)
9.1 km PM2.5: 8.9 µg/m³
68
Ebara Shinden, Sakura, Chiba, Japan (佐倉江原新田佐倉市)
9.4 km PM2.5: 20.2 µg/m³
57
Takazu, Yachiyo-shi, Chiba-ken, Japan (八千代高津八千代市)
10.7 km PM2.5: 15.0 µg/m³
80
Saginumadai, Narashino, Chiba, Japan (習志野鷺沼習志野市)
12.9 km PM2.5: 25.9 µg/m³
70
Saginumadai, Narashino, Chiba, Japan (習志野鷺沼習志野市)
12.9 km PM2.5: 21.1 µg/m³

What cities are near Yotsukaidō?

62 Chiba 69 Sakura 58 Yachiyo 64 Makuhari 68 Shisui 63 Narashino 61 Yachimata 40 Ichihara 63 Honchō 64 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 2026-07-21T23:16 UTC.