Air Quality in Sōsa, Japan

Cloudy
23.8°C · 84.6% humidity
23.8°
Feels 23.8°
10
Good
Air quality is satisfactory. Enjoy outdoor activities.
7 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
44 12pm
44
44
10 3pm
20
27
31 6pm
33
38
39 9pm
41
42
42 12am
50
50
50 3am
44
44
44 6am
44
44
51 9am
51
51
CAMS model adj +17
27
27
27
27
27
27
27
25
27
27
27
27
27
34
34
34
27
27
27
27
27
34
34
34
AD 728×90

Air Quality Index Trend

45h · 34 stn

Sōsa'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.

84.6%
Humidity
21.4 km/h
Wind NNE
1009.5 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
10
2.38 µg/m³
PM10▲
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Sōsa?

Temperature & Precipitation

PM2.5 Trend

45h · 34 stations
PM2.52.38 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX4.4
Moderate
AD 300×250
Station readings (7 stations within 25 km)
2.38
Median
4.11
Average
2.2
Low
6.0
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +3.9

What is the 7-day forecast for Sōsa?

08-03
28.0° 21.8°
6.62 mm
08-04
31.4° 23.3°
0.25 mm
08-05
29.9° 25.3°
0.81 mm
08-06
30.2° 24.9°
11.38 mm
08-07
32.1° 25.5°
5.0 mm
08-08
30.5° 26.3°
39.56 mm
08-09
32.2° 23.8°
0.44 mm
Both models agree Avg diff: 2.5°C

Where are air quality stations near Sōsa?

21
Tsubaki, Sosa, Chiba, Japan (匝瑳椿匝瑳市)
2.4 km PM2.5: 5.0 µg/m³
17
Tsubaki, Sosa, Chiba, Japan (匝瑳椿匝瑳市)
2.4 km PM2.5: 4.1 µg/m³
9
Yokoshiba, Chiba, Japan (横芝光横芝山武郡横芝光町)
9.1 km PM2.5: 2.2 µg/m³
4
Hanegawa, Katori, Chiba, Japan (香取羽根川香取市)
15.1 km PM2.5: 1.0 µg/m³
17
Hanegawa, Katori, Chiba, Japan (香取羽根川香取市)
15.1 km PM2.5: 4.1 µg/m³
30
Hanazakicho, Narita, Chiba, Japan (成田花崎（車）成田市)
22.1 km PM2.5: 7.2 µg/m³
30
Yachimata, Yachimata-shi, Chiba-ken, Japan (八街市八街八街市)
22.6 km PM2.5: 7.2 µg/m³
30
Karabe, Narita, Chiba, Japan (成田加良部成田市)
24.1 km PM2.5: 7.2 µg/m³
21
Karabe, Narita, Chiba, Japan (成田加良部成田市)
24.1 km PM2.5: 5.0 µg/m³
25
Karabe, Narita, Chiba, Japan (成田加良部成田市)
24.1 km PM2.5: 6.0 µg/m³

What cities are near Sōsa?

10 Yōkaichiba 12 Asahi 13 Yokoshiba 14 Sanmu 11 Omigawa 18 Ryōgoku 15 Narutō 20 Sawara 20 Katori-shi 18 Yachimata
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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 2026-08-08T06:29 UTC.