Air Quality in Umi, Japan

Cloudy
22.1°C · 73.4% humidity
22.1°
Feels 22.1°
34
Good
Air quality is satisfactory. Enjoy outdoor activities.
15 stations

Nearby Monitoring Stations

AQI Forecast
84 5am
84
83
34 8am
40
44
47 11am
49
50
51 2pm
52
53
53 5pm
53
53
54 8pm
66
83
83 11pm
83
83
83 2am
83
83
AD 728×90

Air Quality Index Trend

47h · 21 stn

Umi'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.

73.4%
Humidity
15.5 km/h
Wind SSE
1010.8 hPa
Pressure
6.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
34
8.2 µg/m³
PM10
38
41.15 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

47h · 21 stations
PM2.58.2 µg/m³ ✓ WHO
Good
PM1041.15 µg/m³
Good
UV INDEX6.9
High
AD 300×250
8.2
Median
9.33
Average
3.6
Low
15.9
High
PM2.5 µg/m³ · Model: 20.3 · Bias: +12.1
05-29
21.5° 18.8°
5.44 mm
05-30
22.1° 19.2°
0.19 mm
05-31
25.4° 19.5°
06-01
29.1° 18.0°
1.25 mm
06-02
24.0° 20.0°
06-03
22.3° 16.2°
30.31 mm
06-04
26.8° 18.0°
43.75 mm
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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 2026-05-29T23:35 UTC.