Air Quality in Sōma, Japan

Partly Cloudy
19.9°C · 65.3% humidity
19.9°
Feels 19.9°
17
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast
25 7am
27
27
17 10am
19
21
22 1pm
23
24
24 4pm
24
25
25 7pm
27
27
27 10pm
27
27
27 1am
27
27
34 4am
34
34
AD 728×90

Air Quality Index Trend

46h · 5 stn

Sōma'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.

65.3%
Humidity
6.9 km/h
Wind NNW
1015.2 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
17
4.1 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

46h · 5 stations
PM2.54.1 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
4.1
Median
4.1
Average
4.1
Low
4.1
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +2.2
06-09
21.5° 16.8°
1.06 mm
06-10
15.4° 14.5°
8.12 mm
06-11
18.5° 15.4°
1.31 mm
06-12
19.3° 15.2°
1.37 mm
06-13
25.8° 14.5°
1.56 mm
06-14
24.0° 15.1°
0.25 mm
06-15
24.4° 16.9°
5.56 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 2026-06-09T01:01 UTC.