Air Quality in Ōtawara, Japan

Overcast
21.9°C · 92.7% humidity
21.9°
Feels 21.9°
50
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast
25 7am
25
27
50 10am
50
66
62 1pm
60
58
57 4pm
36
56
55 7pm
55
35
24 10pm
24
24
25 1am
25
25
27 4am
27
27
AD 728×90

Air Quality Index Trend

41h · 6 stn

Ōtawara'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.

92.7%
Humidity
11.2 km/h
Wind E
1010.3 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
50
12.0 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Ōtawara?

Temperature & Precipitation

PM2.5 Trend

41h · 6 stations
PM2.512.0 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX2.9
Moderate
AD 300×250
Station readings (1 station within 25 km)
12.0
Median
12.0
Average
12.0
Low
12.0
High
PM2.5 µg/m³ · Model: 9.75 · Bias: -2.2

What is the 7-day forecast for Ōtawara?

08-03
23.8° 20.0°
4.44 mm
08-04
34.4° 22.9°
4.25 mm
08-05
27.8° 23.5°
7.31 mm
08-06
28.1° 22.8°
23.88 mm
08-07
34.3° 22.9°
9.31 mm
08-08
27.8° 24.7°
57.5 mm
08-09
32.0° 19.5°
0.62 mm
Both models agree Avg diff: 2.7°C

Where are air quality stations near Ōtawara?

38
Honcho, Yaita, Tochigi, Japan (矢板市役所矢板市)
11.8 km PM2.5: 9.1 µg/m³
21
Honcho, Yaita, Tochigi, Japan (矢板市役所矢板市)
11.8 km PM2.5: 5.0 µg/m³
34
Honcho, Yaita, Tochigi, Japan (矢板市役所矢板市)
11.8 km PM2.5: 8.2 µg/m³
30
Chuo, Nasukarasuyama, Tochigi, Japan (県南那須庁舎那須烏山市)
25.4 km PM2.5: 7.2 µg/m³
30
Chuo, Nasukarasuyama, Tochigi, Japan (県南那須庁舎那須烏山市)
25.4 km PM2.5: 7.2 µg/m³

What cities are near Ōtawara?

50 Kuroiso 50 Yaita 50 Nasushiobara 30 Ogawa 46 Sakura 50 Nasu 43 Ujiie 46 Karasuyama 44 Hōshakuji 30 Nasukarasuyama
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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 2026-08-08T01:58 UTC.