Air Quality in Iwai, Japan

Windy
25.5°C · 51.3% humidity
25.5°
Feels 25.5°
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
18 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
0 11am
0
0
20 2pm
27
19
14 5pm
10
17
15 8pm
4
3
2 11pm
1
1
1 2am
0
0
0 5am
0
0
0 8am
0
0
Station readings 31h ago
AQI 10
PM2.5 2.4 µg/m³ · 31h ago
AD 728×90

Air Quality Index Trend

48h · 2 stn

Iwai'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.

51.3%
Humidity
41.8 km/h
Wind SSE
1014.4 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

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

What is the weather forecast for Iwai?

Temperature & Precipitation

PM2.5 Trend

48h · 2 stations
PM2.54.91 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX12.9
Extreme
AD 300×250
Station readings (18 stations within 25 km)
4.91
Median
4.82
Average
1.2
Low
8.6
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +1.3

What is the 7-day forecast for Iwai?

06-09
25.5° 22.0°
06-10
27.6° 17.5°
22.0 mm
06-11
26.6° 19.9°
0.31 mm
06-12
25.7° 19.6°
1.13 mm
06-13
32.8° 21.7°
0.31 mm
06-14
32.0° 18.5°
8.44 mm
06-15
27.9° 19.9°
6.37 mm
Both models agree Avg diff: 2.9°C

Where are air quality stations near Iwai?

17
Kirigasaku, Noda, Chiba, Japan (野田桐ケ作野田市)
7.7 km PM2.5: 4.1 µg/m³
59
Mitsukaido Morishitamachi, Joso, Ibaraki, Japan (常総保健所常総市)
8.4 km PM2.5: 15.9 µg/m³
13
Noda, Noda-shi, Chiba-ken, Japan (野田市野田野田市)
11.9 km PM2.5: 3.1 µg/m³
1
Noda, Noda-shi, Chiba-ken, Japan (野田市野田野田市)
11.9 km PM2.5: 0.2 µg/m³
40
Shimotsumaotsu, Shimotsuma-shi, Ibaraki-ken, Japan (下妻下妻市)
15.9 km PM2.5: 9.6 µg/m³
21
Shimotsumaotsu, Shimotsuma-shi, Ibaraki-ken, Japan (下妻下妻市)
15.9 km PM2.5: 5.0 µg/m³
50
Yahara, Kasukabe-shi, Saitama-ken, Japan (春日部春日部市)
16.3 km PM2.5: 12.0 µg/m³
52
Yahara, Kasukabe-shi, Saitama-ken, Japan (春日部春日部市)
16.3 km PM2.5: 12.6 µg/m³
13
Gakuendai, Saitama-ken, Japan (宮代南埼玉郡宮代町)
17.0 km PM2.5: 3.1 µg/m³
25
Omuro, Kashiwa, Chiba, Japan (柏大室柏市)
17.3 km PM2.5: 6.0 µg/m³

What cities are near Iwai?

18 Bandō 30 Jōsō 32 Mitsukaidō 24 Ishige 19 Sakai 10 Noda 22 Tsukubamirai 21 Yachiyo 19 Kasukabe 19 Miyashiro
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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 2026-06-09T05:00 UTC.