Air Quality in Matsuyama, Japan

Cloudy
23.9°C · 83.4% humidity
23.9°
Feels 23.9°
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
17 12pm
17
19
25 3pm
23
21
22 6pm
21
28
27 9pm
27
27
26 12am
26
26
26 3am
26
26
26 6am
26
26
26 9am
26
46
Station readings
17
CAMS model adj -8
25
25
27
25
25
25
27
27
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
54
AD 728×90

Air Quality Index Trend

42h · 9 stn

Matsuyama'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.

83.4%
Humidity
24.8 km/h
Wind ESE
1005.5 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
25
6.1 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Matsuyama?

Temperature & Precipitation

PM2.5 Trend

42h · 9 stations
PM2.56.1 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250
Station readings (2 stations within 25 km)
6.1
Median
6.1
Average
3.6
Low
8.6
High
PM2.5 µg/m³ · Model: 5.8 · Bias: -0.3

What is the 7-day forecast for Matsuyama?

08-03
32.3° 23.9°
0.38 mm
08-04
33.3° 24.8°
2.87 mm
08-05
29.8° 24.7°
1.06 mm
08-06
27.4° 25.0°
1.63 mm
08-07
29.9° 24.3°
0.69 mm
08-08
30.7° 23.0°
3.75 mm
08-09
31.5° 23.6°
0.31 mm
Both models agree Avg diff: 3.0°C

Where are air quality stations near Matsuyama?

54
Kitasayacho, Matsuyama, Ehime, Japan (味生松山市)
3.6 km PM2.5: 13.5 µg/m³
39
Kitasayacho, Matsuyama, Ehime, Japan (味生松山市)
3.6 km PM2.5: 9.4 µg/m³
30
Tomihisamachi, Matsuyama, Ehime, Japan (富久町松山市)
4.1 km PM2.5: 7.2 µg/m³
34
Taisanjicho, Matsuyama, Ehime, Japan (和気松山市)
6.3 km PM2.5: 8.2 µg/m³
42
Taisanjicho, Matsuyama, Ehime, Japan (和気松山市)
6.3 km PM2.5: 10.1 µg/m³
9
Nishihabumachi, Matsuyama, Ehime, Japan (垣生小学校松山市)
6.7 km PM2.5: 2.2 µg/m³
38
Nishihabumachi, Matsuyama, Ehime, Japan (垣生小学校松山市)
6.7 km PM2.5: 9.1 µg/m³

What cities are near Matsuyama?

25 Masaki-chō 25 Haramachi 25 Iyo 25 Tōon 25 Hōjō 25 Shinagawa 24 Imabari 25 Uchiko 24 Saijō 25 Ōzu
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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 2026-08-08T06:36 UTC.