Air Quality in Hōfu, Japan
Drizzle
26.5°C · 86.2% humidity
26.5°
Feels 26.5°
59
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
3 stations
Nearby Monitoring Stations
Hōfu's air quality — share it
AQI Forecast
27
5am
27
34
59
8am
45
47
63
11am
61
59
57
2pm
56
56
55
5pm
55
35
54
8pm
54
54
54
11pm
54
54
54
2am
54
54
Air Quality Index Trend
43h · 11 stnHōfu'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 Hōfu is 1.1× the WHO 24-hour guideline of 15 µg/m³.
86.2%
Humidity
75.3 km/h
Wind ESE
993.5 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
15.9 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Hōfu?
Temperature & Precipitation
PM2.5 Trend
43h · 11 stationsPM2.515.9 µg/m³
×1.1 WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX2.2
Moderate
Station readings (3 stations within 25 km)
15.9
Median
16.7
Average
15.9
Low
18.3
High
PM2.5 µg/m³ · Model: 10.85 · Bias: -5.1
Both models agree
Avg diff: 3.9°C
Where are air quality stations near Hōfu?
57
Yamaguchi, Yamaguchi, Japan (環境保健センター山口市)
26
Yamaguchi, Yamaguchi, Japan (環境保健センター山口市)
57
Miyanomae, Shunan, Yamaguchi, Japan (宮の前児童公園周南市)
18
Mōrichō, Shūnan-shi, Yamaguchi-ken, Japan (周南総合庁舎周南市)
54
Mōrichō, Shūnan-shi, Yamaguchi-ken, Japan (周南総合庁舎周南市)
What cities are near Hōfu?
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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 2026-07-21T23:16 UTC.