Air Quality in Chiba, Japan

Rain
23.4°C · 94.8% humidity
23.4°
Feels 23.4°
60
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
29 stations

Nearby Monitoring Stations

AQI Forecast
84 6am
83
66
60 9am
62
63
64 12pm
81
82
82 3pm
82
83
66 6pm
66
66
66 9pm
66
66
66 12am
83
83
83 3am
83
84
AD 728×90

Air Quality Index Trend

47h · 41 stn

Chiba'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 Chiba is 1.1× the WHO 24-hour guideline of 15 µg/m³.

94.8%
Humidity
20.7 km/h
Wind W
1002.2 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
60
16.54 µg/m³
PM10
44
48.05 µg/m³
050100150200300500

What is the weather forecast for Chiba?

Temperature & Precipitation

PM2.5 Trend

47h · 41 stations
PM2.516.54 µg/m³ ×1.1 WHO
Moderate
PM1048.05 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (29 stations within 25 km)
16.54
Median
18.56
Average
6.5
Low
26.8
High
PM2.5 µg/m³ · Model: 23.15 · Bias: +6.6

What is the 7-day forecast for Chiba?

07-22
29.7° 23.4°
9.0 mm
07-23
28.5° 20.3°
2.0 mm
07-24
26.9° 24.7°
2.0 mm
07-25
32.9° 22.0°
0.25 mm
07-26
30.7° 21.9°
0.13 mm
07-27
30.5° 23.2°
34.25 mm
07-28
30.5° 24.1°
1.0 mm
Both models agree Avg diff: 2.6°C

Where are air quality stations near Chiba?

74
Chiba (千葉)
1.2 km PM2.5: 23.0 µg/m³
60
NASA GSFC Rutgers Calib. N6
3.0 km PM2.5: 16.2 µg/m³
61
Soga, Chiba, Japan (蘇我保育所千葉市中央区)
3.0 km PM2.5: 16.9 µg/m³
17
Masago, Chiba, Japan (真砂公園千葉市美浜区)
5.9 km PM2.5: 4.1 µg/m³
64
Yawata, Ichihara, Chiba, Japan (市原八幡市原市)
7.2 km PM2.5: 18.3 µg/m³
67
Yawata, Ichihara, Chiba, Japan (市原八幡市原市)
7.2 km PM2.5: 19.7 µg/m³
13
Yawata, Ichihara, Chiba, Japan (市原八幡市原市)
7.2 km PM2.5: 3.1 µg/m³
53
Shikawatashi, Yotsukaido, Chiba, Japan (四街道鹿渡四街道市)
9.2 km PM2.5: 13.1 µg/m³
55
Shikawatashi, Yotsukaido, Chiba, Japan (四街道鹿渡四街道市)
9.2 km PM2.5: 14.0 µg/m³
85
Iwasakinishi, Ichihara-shi, Chiba-ken, Japan (市原岩崎西市原市)
9.4 km PM2.5: 28.3 µg/m³

What cities are near Chiba?

65 Yotsukaidō 63 Makuhari 48 Ichihara 67 Narashino 67 Yachiyo 64 Honchō 71 Sakura 70 Shisui 69 Yachimata 58 Ōami
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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 2026-07-22T00:21 UTC.