Air Quality in Morohongō, Japan

Rain
21.4°C · 93.6% humidity
21.4°
Feels 21.4°
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
13 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
28 6pm
30
30
20 9pm
21
23
24 12am
25
26
27 3am
27
27
28 6am
28
28
28 9am
30
37
37 12pm
30
30
30 3pm
37
37
Station readings 17h ago
AQI 11
PM2.5 2.6 µg/m³ · 17h ago
CAMS model adj +3
25
27
27
27
25
25
25
25
25
25
25
25
25
25
25
25
27
34
34
27
27
27
34
34
AD 728×90

Air Quality Index Trend

5h · 1 stn

Morohongō'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.

93.6%
Humidity
22.4 km/h
Wind ENE
1010.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
20
4.73 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Morohongō?

Temperature & Precipitation

PM2.5 Trend

5h · 1 station
PM2.54.73 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (13 stations within 25 km)
4.73
Median
5.29
Average
2.4
Low
8.2
High
PM2.5 µg/m³ · Model: 6.15 · Bias: +1.4

What is the 7-day forecast for Morohongō?

09-05
25.1° 19.7°
33.5 mm
09-06
28.1° 20.7°
7.13 mm
09-07
28.5° 21.2°
3.5 mm
09-08
27.1° 20.4°
8.56 mm
09-09
25.8° 20.8°
6.69 mm
09-10
24.3° 22.2°
2.0 mm
09-11
29.9° 21.3°
9.75 mm
Both models agree Avg diff: 3.5°C

Where are air quality stations near Morohongō?

15
Iwai, Saitama Prefecture, Japan (毛呂山入間郡毛呂山町)
2.1 km PM2.5: 3.6 µg/m³
24
Iwai, Saitama Prefecture, Japan (毛呂山入間郡毛呂山町)
2.1 km PM2.5: 5.8 µg/m³
21
Nakakayama, Hidaka, Saitama, Japan (日高日高市)
5.9 km PM2.5: 5.0 µg/m³
13
Ashiyamachō, Sakado-shi, Saitama-ken, Japan (坂戸坂戸市)
9.5 km PM2.5: 3.1 µg/m³
34
Goryocho, Higashimatsuyama, Saitama, Japan (東松山東松山市)
14.6 km PM2.5: 8.2 µg/m³
20
Shiroishi, Saitama Prefecture, Japan (東秩父秩父郡東秩父村)
15.0 km PM2.5: 4.8 µg/m³
24
Kawajima, Saitama-ken, Japan (川島自排比企郡川島町)
15.2 km PM2.5: 5.8 µg/m³
34
Matsuyama, Higashimatsuyama, Saitama Prefecture, Japan (東松山岩鼻自排東松山市)
15.9 km PM2.5: 8.2 µg/m³
22
Higashioume, Oume, Tokyo, Japan (青梅市東青梅青梅市)
16.8 km PM2.5: 5.3 µg/m³
–
Sunashinden, Kawagoe-shi, Saitama-ken, Japan (川越市高階川越市)
17.1 km

What cities are near Morohongō?

18 Hidaka 15 Sakado 15 Tsurugashima 21 Hannō 19 Ranzan 26 Sayama 18 Ogawamachi 26 Iruma 21 Higashi-Matsuyama 22 Igusa
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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 2026-09-05T12:10 UTC.