Air Quality in Tomakomai, Japan
Overcast
7.1°C · 95.3% humidity
7.1°
Feels 3.4°
9
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Tomakomai's air quality — share it
AQI Forecast
24
2am
24
24
9
5am
13
16
18
8am
20
21
22
11am
23
23
23
2pm
24
25
25
5pm
27
27
27
8pm
25
25
25
11pm
25
25
Air Quality Index Trend
46h · 3 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.
95.3%
Humidity
23.1 km/h
Wind SSW
1018.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
2.2 µg/m³
PM10▲
13.7 µg/m³
050100150200300500
What is the weather forecast for Tomakomai?
Temperature & Precipitation
PM2.5 Trend
46h · 3 stationsPM2.52.2 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
2.2
Median
2.2
Average
2.2
Low
2.2
High
PM2.5 µg/m³ · Model: 7.0 · Bias: +4.8
What is the 7-day forecast for Tomakomai?
05-28
13.1° 7.1°
30.06 mm
05-29
19.0° 11.4°
10.75 mm
05-30
16.1° 9.6°
0.13 mm
05-31
17.1° 9.0°
06-01
19.8° 13.8°
0.19 mm
06-02
15.9° 12.6°
0.19 mm
06-03
15.1° 12.5°
1.0 mm
Both models agree
Avg diff: 1.9°C
Where are air quality stations near Tomakomai?
21
Nisshinchō, Tomakomai-shi, Hokkaidō, Japan (糸井苫小牧市)
38
Nisshinchō, Tomakomai-shi, Hokkaidō, Japan (糸井苫小牧市)
39
Nisshinchō, Tomakomai-shi, Hokkaidō, Japan (糸井苫小牧市)
55
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 2026-05-28T20:08 UTC.