Air Quality in Tosa, Japan
Cloudy
20.5°C · 87.3% humidity
20.5°
Feels 20.5°
39
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Tosa's air quality — share it
AQI Forecast
54
7am
27
27
39
10am
36
33
31
1pm
30
29
29
4pm
28
28
35
7pm
54
54
54
10pm
54
54
54
1am
54
54
54
4am
34
34
Air Quality Index Trend
46h · 7 stnTosa'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.
87.3%
Humidity
24.2 km/h
Wind ESE
1014.5 hPa
Pressure
19.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
9.37 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Tosa?
Temperature & Precipitation
PM2.5 Trend
46h · 7 stationsPM2.59.37 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX19.9
Extreme
Station readings (2 stations within 25 km)
9.37
Median
10.55
Average
9.1
Low
12.0
High
PM2.5 µg/m³ · Model: 6.5 · Bias: -2.9
What is the 7-day forecast for Tosa?
05-30
20.5° 19.2°
3.0 mm
05-31
22.4° 19.8°
0.88 mm
06-01
23.5° 19.6°
0.75 mm
06-02
23.3° 19.9°
0.56 mm
06-03
22.8° 17.3°
12.75 mm
06-04
22.2° 17.7°
8.31 mm
06-05
24.9° 17.7°
18.62 mm
Both models agree
Avg diff: 2.6°C
Where are air quality stations near Tosa?
17
Ekiminamimachi, Kochi Prefecture, Japan (伊野合同庁舎吾川郡いの町)
54
Ekiminamimachi, Kochi Prefecture, Japan (伊野合同庁舎吾川郡いの町)
43
Kera, Kochi, Kochi Prefecture, Japan (介良高知市)
42
Kera, Kochi, Kochi Prefecture, Japan (介良高知市)
What cities are near Tosa?
Get AQI alerts for Tosa
Notify me when air quality reaches:
Free · No account · Unsubscribe any time
Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-30T01:33 UTC.