Air Quality in Honchō, Japan

Rain
23.8°C · 91.7% humidity
23.8°
Feels 23.8°
64
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
36 stations

Nearby Monitoring Stations

AQI Forecast
84 6am
83
66
64 9am
66
66
66 12pm
83
83
83 3pm
83
83
66 6pm
66
66
66 9pm
66
66
66 12am
83
83
83 3am
83
84
AD 728×90

Air Quality Index Trend

47h · 38 stn

Honchō'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 Honchō is 1.2× the WHO 24-hour guideline of 15 µg/m³.

91.7%
Humidity
32.0 km/h
Wind NW
1002.1 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
64
18.32 µg/m³
PM10
38
41.2 µg/m³
050100150200300500

What is the weather forecast for Honchō?

Temperature & Precipitation

PM2.5 Trend

47h · 38 stations
PM2.518.32 µg/m³ ×1.2 WHO
Moderate
PM1041.2 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (36 stations within 25 km)
18.32
Median
17.99
Average
5.0
Low
26.8
High
PM2.5 µg/m³ · Model: 23.15 · Bias: +4.8

What is the 7-day forecast for Honchō?

07-22
29.0° 23.8°
6.44 mm
07-23
28.0° 21.0°
1.31 mm
07-24
27.4° 24.3°
1.25 mm
07-25
29.6° 22.3°
07-26
29.8° 22.7°
07-27
30.5° 24.0°
2.06 mm
07-28
28.7° 24.0°
7.19 mm
Both models agree Avg diff: 2.5°C

Where are air quality stations near Honchō?

41
Funabashi (船橋)
0.8 km PM2.5: 9.8 µg/m³
53
Innai, Funabashi, Chiba, Japan (船橋印内船橋市)
2.8 km PM2.5: 13.1 µg/m³
116
Innai, Funabashi, Chiba, Japan (船橋印内船橋市)
2.8 km PM2.5: 41.6 µg/m³
80
Saginumadai, Narashino, Chiba, Japan (習志野鷺沼習志野市)
4.4 km PM2.5: 25.9 µg/m³
21
Saginumadai, Narashino, Chiba, Japan (習志野鷺沼習志野市)
4.4 km PM2.5: 5.0 µg/m³
85
Saginumadai, Narashino, Chiba, Japan (習志野鷺沼習志野市)
4.4 km PM2.5: 28.3 µg/m³
63
Ichikawa (市川)
5.5 km PM2.5: 17.8 µg/m³
30
Ichikawa (市川)
5.5 km PM2.5: 7.2 µg/m³
10
市川市, 千葉県, Japan (市川稲荷木（車）市川市)
5.8 km PM2.5: 2.4 µg/m³
59
Takanedai, Funabashi, Chiba, Japan (船橋高根台船橋市)
5.9 km PM2.5: 15.9 µg/m³

What cities are near Honchō?

67 Narashino 63 Kamagaya 63 Makuhari 65 Ichikawa 73 Urayasu 67 Ichinoe 65 Edogawe 68 Funabori 65 Matsudo 67 Katsushika
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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.