Air Quality in Iwase, Japan

Overcast
15.6°C · 95.3% humidity
15.6°
Feels 15.6°
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast
27 2am
27
27
24 5am
27
27
27 8am
27
34
34 11am
27
27
34 2pm
34
34
34 5pm
54
54
54 8pm
54
54
54 11pm
54
66
AD 728×90

Air Quality Index Trend

47h · 17 stn

Iwase'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.

95.3%
Humidity
6.5 km/h
Wind SSE
1021.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
24
5.74 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Iwase?

Temperature & Precipitation

PM2.5 Trend

47h · 17 stations
PM2.55.74 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (3 stations within 25 km)
5.74
Median
5.83
Average
5.0
Low
7.2
High
PM2.5 µg/m³ · Model: 6.5 · Bias: +0.8

What is the 7-day forecast for Iwase?

05-29
22.3° 15.6°
5.75 mm
05-30
22.2° 16.1°
1.44 mm
05-31
23.6° 16.2°
0.25 mm
06-01
23.7° 16.8°
06-02
21.9° 15.4°
06-03
26.0° 18.9°
1.25 mm
06-04
24.5° 14.6°
1.37 mm
Both models agree Avg diff: 2.4°C

Where are air quality stations near Iwase?

59
Aramachi, Moka, Tochigi, Japan (真岡市役所真岡市)
12.7 km PM2.5: 15.9 µg/m³
55
Ishii, Kasama, Ibaraki, Japan (笠間市役所笠間市)
12.9 km PM2.5: 14.0 µg/m³
36
Shirasagi, Tochigi, Japan (上三川町役場河内郡上三川町)
19.7 km PM2.5: 8.6 µg/m³
52
Shimotsumaotsu, Shimotsuma-shi, Ibaraki-ken, Japan (下妻下妻市)
22.3 km PM2.5: 12.6 µg/m³
34
Shimotsumaotsu, Shimotsuma-shi, Ibaraki-ken, Japan (下妻下妻市)
22.3 km PM2.5: 8.2 µg/m³
30
Suginami, Ishioka, Ibaraki, Japan (石岡杉並石岡市)
23.2 km PM2.5: 7.2 µg/m³
30
Suzumenomiya, Utsunomiya, Tochigi, Japan (雀宮中学校宇都宮市)
26.2 km PM2.5: 7.2 µg/m³
25
Hiraidemachi, Utsunomiya, Tochigi, Japan (平出宇都宮市)
28.0 km PM2.5: 6.0 µg/m³
25
Hiraidemachi, Utsunomiya, Tochigi, Japan (平出宇都宮市)
28.0 km PM2.5: 6.0 µg/m³
30
Utsunomiya (宇都宮)
30.0 km PM2.5: 7.2 µg/m³

What cities are near Iwase?

26 Makabe 18 Chikusei 18 Shimodate 24 Mooka 27 Mashiko 23 Kasama 23 Tomobe 21 Kaminokawa 17 Yūki 32 Shimo-tsuma
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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 2026-05-29T20:41 UTC.