Air Quality in Horikiri, Japan

Rain
23.6°C · 87.1% humidity
23.6°
Feels 23.6°
67
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
43 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
87 6am
86
69
67 9am
69
69
69 12pm
86
86
86 3pm
86
86
69 6pm
69
69
69 9pm
69
69
69 12am
86
86
86 3am
86
87
Station readings
10
CAMS model adj +3
84
83
66
66
66
66
66
83
83
83
83
83
66
66
66
66
66
66
66
83
83
83
83
84
AD 728×90

Air Quality Index Trend

6h · 1 stn

Horikiri'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 Horikiri is 1.3× the WHO 24-hour guideline of 15 µg/m³.

87.1%
Humidity
63.6 km/h
Wind NNW
1002.4 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
67
19.55 µg/m³
PM10
44
48.05 µg/m³
050100150200300500

What is the weather forecast for Horikiri?

Temperature & Precipitation

PM2.5 Trend

6h · 1 station
PM2.519.55 µg/m³ ×1.3 WHO
Moderate
PM1048.05 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (43 stations within 25 km)
19.55
Median
16.86
Average
3.8
Low
26.0
High
PM2.5 µg/m³ · Model: 23.15 · Bias: +3.6

What is the 7-day forecast for Horikiri?

07-22
29.8° 23.6°
5.38 mm
07-23
28.0° 22.2°
0.75 mm
07-24
28.9° 24.4°
1.06 mm
07-25
31.9° 23.3°
0.06 mm
07-26
30.0° 24.7°
0.19 mm
07-27
32.5° 24.9°
6.06 mm
07-28
29.4° 26.0°
13.88 mm
Both models agree Avg diff: 2.5°C

Where are air quality stations near Horikiri?

26
Chūōhonchō, Adachi-ku, Tōkyō-to, Japan (日光街道梅島足立区)
3.5 km PM2.5: 6.2 µg/m³
11
Chūōhonchō, Adachi-ku, Tōkyō-to, Japan (日光街道梅島足立区)
3.5 km PM2.5: 2.6 µg/m³
61
Minowa, Taito, Tokyo, Japan (明治通り大関横丁台東区)
3.6 km PM2.5: 16.9 µg/m³
70
Minowa, Taito, Tokyo, Japan (明治通り大関横丁台東区)
3.6 km PM2.5: 21.1 µg/m³
70
スカイツリー３２５ｍ
4.3 km 78.8% RH PM2.5: 21.0 µg/m³ PM10: 36.0 µg/m³
80
スカイツリー１５０ｍ
4.3 km 82.3% RH PM2.5: 26.0 µg/m³ PM10: 44.0 µg/m³
59
Edogawa (江戸川区)
5.7 km PM2.5: 15.9 µg/m³
35
Mizumotokoen, Katsushika, Tokyo, Japan (葛飾区水元公園葛飾区)
5.8 km PM2.5: 8.4 µg/m³
53
Mizumotokoen, Katsushika, Tokyo, Japan (葛飾区水元公園葛飾区)
5.8 km PM2.5: 13.1 µg/m³
53
Ojima, Koto, Tokyo, Japan (江東区大島江東区)
6.6 km PM2.5: 13.1 µg/m³

What cities are near Horikiri?

68 Sumida 67 Aoto 67 Katsushika 67 Adachi 68 Aoi 65 Kanamachi 61 Machiya 69 Asakusa 60 Arakawa 66 Hirai
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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 2026-07-22T00:21 UTC.