Air Quality in Tomiya, Japan

Heavy Rain
17.5°C · 99.6% humidity
17.5°
Feels 17.5°
31
Good
Air quality is satisfactory. Enjoy outdoor activities.
7 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
22 4pm
22
22
31 7pm
30
29
27 10pm
26
26
25 1am
25
25
24 4am
24
24
31 7am
31
31
51 10am
51
51
51 1pm
51
51
Station readings 45h ago
AQI 22
PM2.5 5.3 µg/m³ · 45h ago
AD 728×90

Air Quality Index Trend

45h · 7 stn

Tomiya'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.

99.6%
Humidity
31.9 km/h
Wind ENE
1012.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
31
7.42 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

45h · 7 stations
PM2.57.42 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
7.42
Median
5.96
Average
3.1
Low
9.1
High
PM2.5 µg/m³ · Model: 6.0 · Bias: -1.4
09-05
21.7° 15.8°
30.31 mm
09-06
20.2° 17.8°
2.5 mm
09-07
23.8° 18.6°
1.31 mm
09-08
22.6° 16.8°
7.94 mm
09-09
20.1° 17.9°
2.94 mm
09-10
23.9° 19.7°
2.81 mm
09-11
26.6° 16.7°
0.06 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 2026-09-05T10:03 UTC.