Air Quality in Matsuyama, Japan

Drizzle
21.9°C · 70.3% humidity
21.9°
Feels 21.9°
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
8 stations

Nearby Monitoring Stations

AQI Forecast
54 5am
54
54
21 8am
23
24
23 11am
23
24
24 2pm
24
25
27 5pm
27
34
34 8pm
54
66
66 11pm
66
66
66 2am
66
66
AD 728×90

Air Quality Index Trend

47h · 15 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.

70.3%
Humidity
17.6 km/h
Wind NNW
1013.8 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
21
5.0 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Matsuyama?

Temperature & Precipitation

PM2.5 Trend

47h · 15 stations
PM2.55.0 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX4.4
Moderate
AD 300×250
Station readings (8 stations within 25 km)
5.0
Median
5.16
Average
2.2
Low
10.1
High
PM2.5 µg/m³ · Model: 10.0 · Bias: +5.0

What is the 7-day forecast for Matsuyama?

06-08
23.9° 17.7°
06-09
23.8° 19.2°
2.19 mm
06-10
19.8° 16.2°
2.38 mm
06-11
25.0° 17.8°
0.25 mm
06-12
24.2° 18.6°
0.13 mm
06-13
25.0° 19.2°
8.75 mm
06-14
21.5° 19.4°
4.5 mm
Both models agree Avg diff: 1.5°C

Where are air quality stations near Matsuyama?

17
Matsuyama (松山)
0.0 km PM2.5: 4.1 µg/m³
17
Matsuyama (松山)
0.0 km PM2.5: 4.1 µg/m³
25
Asodamachi, Matsuyama, Ehime, Japan (朝生田松山市)
2.1 km PM2.5: 6.0 µg/m³
9
Kitasayacho, Matsuyama, Ehime, Japan (味生松山市)
3.6 km PM2.5: 2.2 µg/m³
27
Kitasayacho, Matsuyama, Ehime, Japan (味生松山市)
3.6 km PM2.5: 6.5 µg/m³
5
Tomihisamachi, Matsuyama, Ehime, Japan (富久町松山市)
4.1 km PM2.5: 1.2 µg/m³
35
Taisanjicho, Matsuyama, Ehime, Japan (和気松山市)
6.3 km PM2.5: 8.4 µg/m³
17
Nishihabumachi, Matsuyama, Ehime, Japan (垣生小学校松山市)
6.7 km PM2.5: 4.1 µg/m³
39
Kitakuroda, Ehime, Japan (松前伊予郡松前町)
8.4 km PM2.5: 9.4 µg/m³
59
Kuma, Ehime, Japan (久万高原上浮穴郡久万町)
24.1 km PM2.5: 15.9 µg/m³

What cities are near Matsuyama?

29 Masaki-chō 23 Haramachi 26 Iyo 21 Tōon 21 Hōjō 13 Shinagawa 9 Imabari 30 Uchiko 20 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 2026-06-08T23:24 UTC.