Air Quality in Arai, Japan

Cloudy
19.0°C · 86.8% humidity
19.0°
Feels 19.0°
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
11 stations

Nearby Monitoring Stations

AQI Forecast
54 1am
54
54
20 4am
30
37
41 7am
25
28
20 10am
22
23
23 1pm
24
24
24 4pm
27
27
27 7pm
27
27
54 10pm
54
54
AD 728×90

Air Quality Index Trend

47h · 20 stn

Arai'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.

86.8%
Humidity
15.9 km/h
Wind NNW
1011.0 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
20
4.83 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Arai?

Temperature & Precipitation

PM2.5 Trend

47h · 20 stations
PM2.54.83 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (11 stations within 25 km)
4.83
Median
4.65
Average
1.2
Low
10.6
High
PM2.5 µg/m³ · Model: 10.85 · Bias: +6.0

What is the 7-day forecast for Arai?

06-08
28.3° 19.0°
1.56 mm
06-09
22.4° 21.4°
0.13 mm
06-10
26.3° 20.8°
1.06 mm
06-11
26.1° 20.8°
06-12
23.2° 21.4°
1.31 mm
06-13
31.8° 20.4°
5.81 mm
06-14
26.5° 20.4°
31.31 mm
Both models agree Avg diff: 1.8°C

Where are air quality stations near Arai?

30
Kamigayachō, Shizuoka-ken, Japan (西部測定局浜松市西区)
10.6 km PM2.5: 7.2 µg/m³
25
Oiwacho, Toyohashi, Aichi, Japan (二川豊橋市)
11.4 km PM2.5: 6.0 µg/m³
5
Mikkabicho Mikkabi, Shizuoka, Japan (三ヶ日浜松市北区)
13.4 km PM2.5: 1.2 µg/m³
102
Kamoe, Shizuoka, Japan (浜松中央測定局浜松市中区)
13.8 km PM2.5: 35.9 µg/m³
21
Kamoe, Shizuoka, Japan (浜松中央測定局浜松市中区)
13.8 km PM2.5: 5.0 µg/m³
10
Hamamatsu (浜松)
14.9 km PM2.5: 2.4 µg/m³
13
Hamamatsu (浜松)
14.9 km PM2.5: 3.1 µg/m³
25
Azumacho, Toyohashi, Aichi, Japan (吾妻豊橋市)
16.5 km PM2.5: 6.0 µg/m³
32
Aioicho, Shizuoka, Japan (Ｒ−１５０浜松市中区)
16.9 km PM2.5: 7.7 µg/m³
45
Aioicho, Shizuoka, Japan (Ｒ−１５０浜松市中区)
16.9 km PM2.5: 10.8 µg/m³

What cities are near Arai?

22 Kosai 28 Hamamatsu 32 Toyohashi 20 Toyokawa 19 Kozakai-chō 9 Hamakita 19 Shinshiro 20 Iwata 27 Tahara 18 Fukuroi
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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 2026-06-08T19:31 UTC.