Air Quality in Chiba, Japan

Windy
23.2°C · 71.7% humidity
23.2°
Feels 23.2°
56
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
41 stations

Nearby Monitoring Stations

AQI Forecast
27 4am
27
34
56 7am
50
45
35 10am
40
38
57 1pm
56
56
55 4pm
67
67
66 7pm
83
66
27 10pm
34
34
34 1am
34
34
AD 728×90

Air Quality Index Trend

48h · 1 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 2.9× the WHO annual guideline of 5 µg/m³.

71.7%
Humidity
118.3 km/h
Wind SSE
1001.5 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
56
14.48 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Chiba?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.514.48 µg/m³ ✓ WHO
Moderate
PM1034.3 µg/m³
Good
UV INDEX5.9
High
AD 300×250
Station readings (41 stations within 25 km)
14.48
Median
9.89
Average
2.2
Low
17.8
High
PM2.5 µg/m³ · Model: 13.7 · Bias: -0.8

What is the 7-day forecast for Chiba?

05-28
28.1° 15.1°
05-29
24.3° 17.6°
0.06 mm
05-30
22.3° 18.8°
2.19 mm
05-31
24.5° 18.2°
0.5 mm
06-01
24.8° 19.4°
0.06 mm
06-02
24.6° 18.9°
06-03
27.6° 21.3°
0.75 mm
Both models agree Avg diff: 2.4°C

Where are air quality stations near Chiba?

17
Chiba (千葉)
1.2 km PM2.5: 4.1 µg/m³
54
NASA GSFC Rutgers Calib. N6
3.0 km PM2.5: 13.4 µg/m³
9
Soga, Chiba, Japan (蘇我保育所千葉市中央区)
3.0 km PM2.5: 2.2 µg/m³
22
Masago, Chiba, Japan (真砂公園千葉市美浜区)
5.9 km PM2.5: 5.3 µg/m³
55
Yawata, Ichihara, Chiba, Japan (市原八幡市原市)
7.2 km PM2.5: 14.0 µg/m³
113
Yawata, Ichihara, Chiba, Japan (市原八幡市原市)
7.2 km PM2.5: 40.4 µg/m³
30
Yawata, Ichihara, Chiba, Japan (市原八幡市原市)
7.2 km PM2.5: 7.2 µg/m³
34
Shikawatashi, Yotsukaido, Chiba, Japan (四街道鹿渡四街道市)
9.2 km PM2.5: 8.2 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
53
Iwasakinishi, Ichihara-shi, Chiba-ken, Japan (市原岩崎西市原市)
9.4 km PM2.5: 13.1 µg/m³

What cities are near Chiba?

46 Yotsukaidō 36 Makuhari 35 Ichihara 41 Narashino 48 Yachiyo 51 Honchō 53 Sakura 52 Shisui 40 Yachimata 29 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 2026-05-28T22:51 UTC.