Air Quality in Toyohashi, Japan

Windy
25.6°C · 82.2% humidity
25.6°
Feels 25.6°
13
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
26 11am
26
26
13 2pm
17
19
21 5pm
23
24
24 8pm
25
25
25 11pm
26
46
46 2am
46
46
46 5am
46
46
26 8am
46
46
Station readings 10h ago
AQI 17
PM2.5 4.1 µg/m³ · 10h ago
AD 728×90

Air Quality Index Trend

43h · 38 stn

Toyohashi'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.

82.2%
Humidity
58.8 km/h
Wind SE
1008.2 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
13
3.12 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Toyohashi?

Temperature & Precipitation

PM2.5 Trend

43h · 38 stations
PM2.53.12 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX2.9
Moderate
AD 300×250
Station readings (3 stations within 25 km)
3.12
Median
2.93
Average
0.7
Low
5.0
High
PM2.5 µg/m³ · Model: 6.15 · Bias: +3.0

What is the 7-day forecast for Toyohashi?

08-03
31.2° 24.7°
2.75 mm
08-04
30.3° 24.9°
4.63 mm
08-05
29.3° 25.1°
1.69 mm
08-06
28.3° 26.5°
10.37 mm
08-07
31.0° 28.1°
08-08
32.5° 27.2°
9.25 mm
08-09
32.4° 25.3°
Both models agree Avg diff: 2.0°C

Where are air quality stations near Toyohashi?

29
Toyohashi (豊橋)
0.8 km PM2.5: 7.0 µg/m³
25
Azumacho, Toyohashi, Aichi, Japan (吾妻豊橋市)
2.9 km PM2.5: 6.0 µg/m³
34
Azumacho, Toyohashi, Aichi, Japan (吾妻豊橋市)
2.9 km PM2.5: 8.2 µg/m³
21
Osakicho, Toyohashi, Aichi, Japan (大崎豊橋市)
6.9 km PM2.5: 5.0 µg/m³
12
豊川市御津南部小学校
7.0 km PM2.5: 3.0 µg/m³ PM10: 2.0 µg/m³
25
Noyoricho, Toyohashi, Aichi, Japan (野依豊橋市)
7.6 km PM2.5: 6.0 µg/m³
8
Oiwacho, Toyohashi, Aichi, Japan (二川豊橋市)
7.9 km PM2.5: 1.9 µg/m³
25
Oiwacho, Toyohashi, Aichi, Japan (二川豊橋市)
7.9 km PM2.5: 6.0 µg/m³
30
Kibi, Kosai, Shizuoka, Japan (湖西市役所湖西市)
14.6 km PM2.5: 7.2 µg/m³
14
Mikkabicho Mikkabi, Shizuoka, Japan (三ヶ日浜松市北区)
16.3 km PM2.5: 3.4 µg/m³

What cities are near Toyohashi?

12 Kozakai-chō 12 Toyokawa 21 Kosai 15 Tahara 10 Gamagōri 15 Shinshiro 20 Arai 19 Kōta 29 Okazaki 23 Nishio
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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 2026-08-08T05:32 UTC.