What is the air quality in Omigawa today?

The current Air Quality Index (AQI) in Omigawa is 51 (Moderate). PM2.5 concentration is 12.33 µg/m³.

What is the temperature in Omigawa right now?

The current temperature in Omigawa is 17.0°C (feels like 17.0°C). Humidity is 86.7% and wind speed is 41.6 km/h.

Air Quality in Omigawa, Japan

Drizzle

17.0°C · 86.7% humidity

17.0°

Feels 17.0°

Moderate

Unusually sensitive people should consider reducing prolonged outdoor exertion.

5 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

45h · 13 stn

View full history →

Omigawa'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.

86.7%

Humidity

41.6 km/h

Wind ESE

1021.2 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

12.33 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Omigawa?

Temperature & Precipitation

PM2.5 Trend

45h · 13 stations

PM2.512.33 µg/m³ ✓ WHO

Moderate

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (5 stations within 25 km)

12.33

Median

7.22

Average

3.1

Low

12.6

High

PM2.5 µg/m³ · Model: 6.5 · Bias: -5.8

What is the 7-day forecast for Omigawa?

10-21

20.9° 16.7°

2.0 mm

10-22

22.3° 18.3°

1.75 mm

10-23

23.0° 14.5°

10-24

21.4° 17.5°

0.63 mm

10-25

19.4° 13.9°

2.38 mm

10-26

20.7° 16.0°

0.31 mm

10-27

18.5° 16.6°

1.69 mm

Both models agree Avg diff: 2.9°C

Where are air quality stations near Omigawa?

Hanegawa, Katori, Chiba, Japan (香取羽根川香取市)

1.5 km PM2.5: 4.1 µg/m³

Suda, Kamisu, Ibaraki, Japan (波崎太田神栖市)

11.3 km PM2.5: 4.1 µg/m³

Shiroyama, Kashima, Ibaraki, Japan (鹿島宮中鹿嶋市)

12.8 km PM2.5: 5.0 µg/m³

Tsubaki, Sosa, Chiba, Japan (匝瑳椿匝瑳市)

14.8 km PM2.5: 8.2 µg/m³

Yokoshiba, Chiba, Japan (横芝光横芝山武郡横芝光町)

24.7 km PM2.5: 6.0 µg/m³

Yokoshiba, Chiba, Japan (横芝光横芝山武郡横芝光町)

24.7 km PM2.5: 3.1 µg/m³

What cities are near Omigawa?

35 Kamisu 31 Itako 35 Sawara 33 Katori-shi 22 Kashima-shi 34 Asahi 32 Sōsa 30 Yōkaichiba 27 Namegata 35 Hasaki

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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 2026-10-21T06:02 UTC.