Air Quality in Hekinan, Japan

Drizzle
20.9°C · 74.3% humidity
20.9°
Feels 20.9°
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
18 stations

Nearby Monitoring Stations

AQI Forecast
27 6am
34
34
30 9am
34
54
66 12pm
66
66
66 3pm
66
54
54 6pm
34
34
34 9pm
27
34
34 12am
34
34
27 3am
27
27
AD 728×90

Air Quality Index Trend

47h · 49 stn

Hekinan'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 Hekinan is 1.5× the WHO annual guideline of 5 µg/m³.

74.3%
Humidity
161.5 km/h
Wind S
1001.0 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
30
7.33 µg/m³
PM10
25
27.45 µg/m³
050100150200300500

What is the weather forecast for Hekinan?

Temperature & Precipitation

PM2.5 Trend

47h · 49 stations
PM2.57.33 µg/m³ ✓ WHO
Good
PM1027.45 µg/m³
Good
UV INDEX12.9
Extreme
AD 300×250
Station readings (18 stations within 25 km)
7.33
Median
6.77
Average
3.0
Low
10.1
High
PM2.5 µg/m³ · Model: 13.7 · Bias: +6.4

What is the 7-day forecast for Hekinan?

05-29
21.2° 19.7°
10.81 mm
05-30
21.6° 19.6°
7.19 mm
05-31
22.1° 20.2°
0.06 mm
06-01
22.7° 21.1°
0.13 mm
06-02
22.3° 20.7°
2.06 mm
06-03
23.5° 21.2°
5.38 mm
06-04
22.8° 18.3°
2.0 mm
Both models agree Avg diff: 2.7°C

Where are air quality stations near Hekinan?

34
Toyocho, Handa, Aichi, Japan (半田市東洋町半田市)
4.0 km PM2.5: 8.2 µg/m³
22
Aokicho, Takahama, Aichi, Japan (高浜小学校高浜市)
4.3 km PM2.5: 5.3 µg/m³
31
Yatsuomotecho, Nishio, Aichi, Japan (愛厚ホーム西尾苑西尾市)
8.9 km PM2.5: 7.4 µg/m³
35
Yatsuomotecho, Nishio, Aichi, Japan (愛厚ホーム西尾苑西尾市)
8.9 km PM2.5: 8.4 µg/m³
42
Kotobukicho, Kariya, Aichi, Japan (刈谷市寿町刈谷市)
11.6 km PM2.5: 10.1 µg/m³
30
Kotobukicho, Kariya, Aichi, Japan (刈谷市寿町刈谷市)
11.6 km PM2.5: 7.2 µg/m³
46
Ikeuracho, Anjo, Aichi, Japan (安城農林高校安城市)
12.9 km PM2.5: 11.0 µg/m³
33
常滑浄化センター
13.9 km PM2.5: 8.0 µg/m³ PM10: 12.0 µg/m³
27
Momoyamacho, Obu, Aichi, Japan (大府小学校大府市)
14.1 km PM2.5: 6.5 µg/m³
30
Okuda, Aichi, Japan (美浜町奥田知多郡美浜町)
15.7 km PM2.5: 7.2 µg/m³

What cities are near Hekinan?

40 Takahama 26 Handa 26 Nishio 28 Taketoyo 30 Agui 33 Ogawa 27 Ishiki 36 Kariya 32 Tokoname 15 Anjō
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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 2026-05-29T00:13 UTC.