Air Quality in Tsukumiura, Japan

Rain
26.2°C · 96.3% humidity
26.2°
Feels 26.2°
77
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
4 stations

Nearby Monitoring Stations

AQI Forecast
54 7am
54
54
77 10am
74
72
58 1pm
69
68
67 4pm
67
67
67 7pm
66
54
66 10pm
66
66
66 1am
54
54
54 4am
54
54
AD 728×90

Air Quality Index Trend

43h · 9 stn

Tsukumiura'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 Tsukumiura is 1.6× the WHO 24-hour guideline of 15 µg/m³.

96.3%
Humidity
111.4 km/h
Wind SE
993.1 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
77
24.28 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Tsukumiura?

Temperature & Precipitation

PM2.5 Trend

43h · 9 stations
PM2.524.28 µg/m³ ×1.6 WHO
Moderate
PM1034.3 µg/m³
Good
UV INDEX17.4
Extreme
AD 300×250
Station readings (4 stations within 25 km)
24.28
Median
24.57
Average
20.2
Low
31.1
High
PM2.5 µg/m³ · Model: 13.7 · Bias: -10.6

What is the 7-day forecast for Tsukumiura?

07-22
27.1° 25.3°
9.38 mm
07-23
26.4° 23.5°
6.81 mm
07-24
27.5° 24.7°
1.0 mm
07-25
27.4° 25.2°
0.5 mm
07-26
27.2° 25.7°
0.38 mm
07-27
27.4° 25.0°
0.25 mm
07-28
27.0° 26.0°
0.06 mm
Both models agree Avg diff: 2.3°C

Where are air quality stations near Tsukumiura?

89
Nagashimamachi, Saeki, Oita Prefecture, Japan (南部振興局佐伯市)
12.7 km PM2.5: 30.2 µg/m³
24
Saganoseki, Oita, Oita Prefecture, Japan (佐賀関大分市)
19.3 km PM2.5: 5.8 µg/m³
43
Nakahetsugi, Oita, Oita Prefecture, Japan (戸次中学校大分市)
21.3 km PM2.5: 10.3 µg/m³
23
Yokota, Oita, Oita Prefecture, Japan (大在小学校大分市)
23.7 km PM2.5: 5.5 µg/m³
38
Oita (大分)
30.3 km PM2.5: 9.1 µg/m³

What cities are near Tsukumiura?

77 Usuki 76 Saiki 75 Tsurusaki 55 Mie 70 Ōita 85 Beppu 71 Kitsuki 54 Takedamachi 79 Hiji 59 Yufu
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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 2026-07-22T01:33 UTC.