Air Quality in Yokoshiba, Japan

Drizzle
24.0°C · 68.4% humidity
24.0°
Feels 24.0°
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast
66 8pm
54
27
38 11pm
35
33
31 2am
30
36
35 5am
35
35
35 8am
34
54
54 11am
54
54
54 2pm
54
34
34 5pm
34
34
AD 728×90

Air Quality Index Trend

48h · 1 stn

Yokoshiba'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 Yokoshiba is 1.8× the WHO annual guideline of 5 µg/m³.

68.4%
Humidity
57.0 km/h
Wind SW
1003.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
38
8.97 µg/m³
PM10
25
27.45 µg/m³
050100150200300500

What is the weather forecast for Yokoshiba?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.58.97 µg/m³ ✓ WHO
Good
PM1027.45 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (2 stations within 25 km)
8.97
Median
9.35
Average
8.6
Low
10.1
High
PM2.5 µg/m³ · Model: 12.85 · Bias: +3.9

What is the 7-day forecast for Yokoshiba?

05-29
24.8° 18.5°
0.13 mm
05-30
22.9° 19.1°
3.19 mm
05-31
25.0° 18.7°
0.06 mm
06-01
24.9° 20.1°
0.13 mm
06-02
22.9° 18.9°
06-03
27.0° 22.0°
0.38 mm
06-04
24.6° 17.6°
0.13 mm
Both models agree Avg diff: 2.4°C

Where are air quality stations near Yokoshiba?

60
Yokoshiba, Chiba, Japan (横芝光横芝山武郡横芝光町)
0.6 km PM2.5: 16.4 µg/m³
59
Tsubaki, Sosa, Chiba, Japan (匝瑳椿匝瑳市)
11.6 km PM2.5: 15.9 µg/m³
30
Tsubaki, Sosa, Chiba, Japan (匝瑳椿匝瑳市)
11.6 km PM2.5: 7.2 µg/m³
25
Tsubaki, Sosa, Chiba, Japan (匝瑳椿匝瑳市)
11.6 km PM2.5: 6.0 µg/m³
55
Horiage, Tōgane-shi, Chiba-ken, Japan (東金堀上東金市)
14.7 km PM2.5: 14.0 µg/m³
5
Horiage, Tōgane-shi, Chiba-ken, Japan (東金堀上東金市)
14.7 km PM2.5: 1.2 µg/m³
63
Yachimata, Yachimata-shi, Chiba-ken, Japan (八街市八街八街市)
15.9 km PM2.5: 17.8 µg/m³
42
Yachimata, Yachimata-shi, Chiba-ken, Japan (八街市八街八街市)
15.9 km PM2.5: 10.1 µg/m³
50
Hanazakicho, Narita, Chiba, Japan (成田花崎（車）成田市)
20.5 km PM2.5: 12.0 µg/m³
50
Hanazakicho, Narita, Chiba, Japan (成田花崎（車）成田市)
20.5 km PM2.5: 12.0 µg/m³

What cities are near Yokoshiba?

37 Sanmu 36 Yōkaichiba 37 Narutō 36 Sōsa 38 Ryōgoku 36 Yachimata 37 Tōgane 36 Asahi 35 Ōamishirasato 33 Shisui
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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 2026-05-29T14:30 UTC.