Air Quality in Masaki-chō, Japan

Windy
26.2°C · 89.9% humidity
26.2°
Feels 26.2°
60
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
8 stations

Nearby Monitoring Stations

AQI Forecast
54 7am
54
34
60 10am
58
37
36 1pm
36
35
35 4pm
35
34
34 7pm
34
34
34 10pm
34
34
34 1am
34
54
54 4am
54
54
AD 728×90

Air Quality Index Trend

45h · 17 stn

Masaki-chō'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. Current PM2.5 concentration in Masaki-chō is 1.1× the WHO 24-hour guideline of 15 µg/m³.

89.9%
Humidity
55.8 km/h
Wind ENE
994.0 hPa
Pressure
19.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
60
16.18 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Masaki-chō?

Temperature & Precipitation

PM2.5 Trend

45h · 17 stations
PM2.516.18 µg/m³ ×1.1 WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX19.9
Extreme
AD 300×250
Station readings (8 stations within 25 km)
16.18
Median
17.02
Average
10.1
Low
21.1
High
PM2.5 µg/m³ · Model: 13.5 · Bias: -2.7

What is the 7-day forecast for Masaki-chō?

07-22
27.0° 25.1°
1.88 mm
07-23
27.0° 22.9°
28.19 mm
07-24
26.5° 24.2°
2.0 mm
07-25
26.8° 25.5°
07-26
27.4° 25.1°
0.13 mm
07-27
27.1° 25.2°
0.06 mm
07-28
27.2° 25.4°
0.25 mm
Both models agree Avg diff: 1.2°C

Where are air quality stations near Masaki-chō?

10
Kitakuroda, Ehime, Japan (松前伊予郡松前町)
0.8 km PM2.5: 2.4 µg/m³
24
Nishihabumachi, Matsuyama, Ehime, Japan (垣生小学校松山市)
2.9 km PM2.5: 5.8 µg/m³
25
Tomihisamachi, Matsuyama, Ehime, Japan (富久町松山市)
4.2 km PM2.5: 6.0 µg/m³
60
Asodamachi, Matsuyama, Ehime, Japan (朝生田松山市)
6.0 km PM2.5: 16.4 µg/m³
87
Kitasayacho, Matsuyama, Ehime, Japan (味生松山市)
6.2 km PM2.5: 29.2 µg/m³
59
Kitasayacho, Matsuyama, Ehime, Japan (味生松山市)
6.2 km PM2.5: 15.9 µg/m³
59
Matsuyama (松山)
7.6 km PM2.5: 15.9 µg/m³
46
Matsuyama (松山)
7.6 km PM2.5: 11.0 µg/m³
21
Taisanjicho, Matsuyama, Ehime, Japan (和気松山市)
11.4 km PM2.5: 5.0 µg/m³
67
Kuma, Ehime, Japan (久万高原上浮穴郡久万町)
23.1 km PM2.5: 19.7 µg/m³

What cities are near Masaki-chō?

61 Iyo 63 Haramachi 63 Matsuyama 62 Tōon 64 Hōjō 63 Uchiko 42 Shinagawa 62 Ōzu 68 Imabari 61 Yawatahama
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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 2026-07-22T01:21 UTC.