Air Quality in Nankoku, Japan

Drizzle
20.9°C · 86.6% humidity
20.9°
Feels 20.9°
62
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
3 stations

Nearby Monitoring Stations

AQI Forecast
27 11am
27
27
62 2pm
52
45
40 5pm
36
41
59 8pm
57
56
56 11pm
55
55
55 2am
54
54
34 5am
34
34
34 8am
34
34
AD 728×90

Air Quality Index Trend

47h · 6 stn

Nankoku'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 Nankoku is 1.2× the WHO 24-hour guideline of 15 µg/m³.

86.6%
Humidity
59.1 km/h
Wind ESE
1013.2 hPa
Pressure
19.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
62
17.49 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Nankoku?

Temperature & Precipitation

PM2.5 Trend

47h · 6 stations
PM2.517.49 µg/m³ ×1.2 WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX19.9
Extreme
AD 300×250
Station readings (3 stations within 25 km)
17.49
Median
13.13
Average
9.1
Low
18.3
High
PM2.5 µg/m³ · Model: 10.0 · Bias: -7.5

What is the 7-day forecast for Nankoku?

05-30
20.9° 19.5°
2.75 mm
05-31
22.4° 19.1°
0.31 mm
06-01
22.6° 20.1°
0.94 mm
06-02
23.9° 19.5°
0.75 mm
06-03
22.8° 17.9°
10.0 mm
06-04
22.2° 18.4°
5.88 mm
06-05
23.9° 18.3°
18.25 mm
Both models agree Avg diff: 3.2°C

Where are air quality stations near Nankoku?

59
Kera, Kochi, Kochi Prefecture, Japan (介良高知市)
5.2 km PM2.5: 15.9 µg/m³
10
Kera, Kochi, Kochi Prefecture, Japan (介良高知市)
5.2 km PM2.5: 2.4 µg/m³
34
Ekiminamimachi, Kochi Prefecture, Japan (伊野合同庁舎吾川郡いの町)
20.2 km PM2.5: 8.2 µg/m³
65
Ekiminamimachi, Kochi Prefecture, Japan (伊野合同庁舎吾川郡いの町)
20.2 km PM2.5: 18.8 µg/m³
34
Nishihama, Aki, Kochi Prefecture, Japan (安芸安芸市)
24.5 km PM2.5: 8.2 µg/m³
55
Nishihama, Aki, Kochi Prefecture, Japan (安芸安芸市)
24.5 km PM2.5: 14.0 µg/m³

What cities are near Nankoku?

60 Tosayamadachō-nakano 62 Yamashita 58 Kochi 38 Ino 41 Tosa 50 Aki 38 Susaki 38 Shikokuchūō 37 Kawanoechō 46 Ikedachō
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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 2026-05-30T05:14 UTC.