Air Quality in Yokoshiba, Japan

Windy
23.7°C · 67.1% humidity
23.7°
Feels 23.7°
53
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
4 stations

Nearby Monitoring Stations

AQI Forecast
27 6am
27
27
53 9am
44
40
37 12pm
41
39
58 3pm
57
56
67 6pm
67
67
54 9pm
27
27
27 12am
27
27
27 3am
34
34
AD 728×90

Air Quality Index Trend

47h · 22 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 2.6× the WHO annual guideline of 5 µg/m³.

67.1%
Humidity
112.4 km/h
Wind SSE
1000.8 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
53
13.09 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Yokoshiba?

Temperature & Precipitation

PM2.5 Trend

47h · 22 stations
PM2.513.09 µg/m³ ✓ WHO
Moderate
PM1034.3 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (4 stations within 25 km)
13.09
Median
10.85
Average
8.2
Low
13.1
High
PM2.5 µg/m³ · Model: 12.85 · Bias: -0.2

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: 2.3°C

Where are air quality stations near Yokoshiba?

34
Yokoshiba, Chiba, Japan (横芝光横芝山武郡横芝光町)
0.6 km PM2.5: 8.2 µg/m³
38
Tsubaki, Sosa, Chiba, Japan (匝瑳椿匝瑳市)
11.6 km PM2.5: 9.1 µg/m³
13
Tsubaki, Sosa, Chiba, Japan (匝瑳椿匝瑳市)
11.6 km PM2.5: 3.1 µg/m³
55
Tsubaki, Sosa, Chiba, Japan (匝瑳椿匝瑳市)
11.6 km PM2.5: 14.0 µg/m³
30
Horiage, Tōgane-shi, Chiba-ken, Japan (東金堀上東金市)
14.7 km PM2.5: 7.2 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
46
Yachimata, Yachimata-shi, Chiba-ken, Japan (八街市八街八街市)
15.9 km PM2.5: 11.0 µg/m³
30
Yachimata, Yachimata-shi, Chiba-ken, Japan (八街市八街八街市)
15.9 km PM2.5: 7.2 µg/m³
15
Hanazakicho, Narita, Chiba, Japan (成田花崎（車）成田市)
20.5 km PM2.5: 3.6 µg/m³
53
Hanazakicho, Narita, Chiba, Japan (成田花崎（車）成田市)
20.5 km PM2.5: 13.1 µg/m³

What cities are near Yokoshiba?

52 Sanmu 51 Yōkaichiba 51 Narutō 51 Sōsa 44 Ryōgoku 52 Yachimata 55 Tōgane 52 Asahi 55 Ōamishirasato 48 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 2026-05-29T00:28 UTC.