Air Quality in Tomakomai, Japan
Cloudy
14.1°C · 74.3% humidity
14.1°
Feels 14.1°
34
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Tomakomai's air quality — share it
AQI Forecast
24
8am
24
24
34
11am
31
29
28
2pm
27
26
25
5pm
25
25
24
8pm
24
24
24
11pm
24
24
24
2am
24
24
24
5am
24
24
Air Quality Index Trend
46h · 4 stnTomakomai'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.
74.3%
Humidity
18.8 km/h
Wind SE
1014.9 hPa
Pressure
10.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
8.2 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Tomakomai?
Temperature & Precipitation
PM2.5 Trend
46h · 4 stationsPM2.58.2 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX10.9
Extreme
Station readings (1 station within 25 km)
8.2
Median
8.2
Average
8.2
Low
8.2
High
PM2.5 µg/m³ · Model: 5.8 · Bias: -2.4
What is the 7-day forecast for Tomakomai?
06-09
14.1° 11.8°
0.06 mm
06-10
12.6° 10.4°
29.12 mm
06-11
16.0° 12.0°
2.5 mm
06-12
18.5° 9.6°
1.19 mm
06-13
20.9° 11.5°
0.31 mm
06-14
20.4° 11.5°
06-15
17.4° 13.6°
4.5 mm
Both models agree
Avg diff: 2.2°C
Where are air quality stations near Tomakomai?
25
Nisshinchō, Tomakomai-shi, Hokkaidō, Japan (糸井苫小牧市)
4
Nisshinchō, Tomakomai-shi, Hokkaidō, Japan (糸井苫小牧市)
21
Nisshinchō, Tomakomai-shi, Hokkaidō, Japan (糸井苫小牧市)
13
Numanohata, Tomakomai, Hokkaido Prefecture, Japan (沼ノ端公園苫小牧市)
What cities are near Tomakomai?
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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 2026-06-09T02:21 UTC.