What is the air quality in Choshi today?

The current Air Quality Index (AQI) in Choshi is 35 (Good). PM2.5 concentration is 8.5 µg/m³.

What is the temperature in Choshi right now?

The current temperature in Choshi is 17.7°C (feels like 17.7°C). Humidity is 83.4% and wind speed is 80.9 km/h.

Is it safe to go outside in Choshi?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Choshi, Japan

Rain

17.7°C · 83.4% humidity

17.7°

Feels 17.7°

Good

Air quality is satisfactory. Enjoy outdoor activities.

3 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

44h · 2 stn

View full history →

Choshi'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.

83.4%

Humidity

80.9 km/h

Wind ESE

1021.3 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

8.5 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Choshi?

Temperature & Precipitation

PM2.5 Trend

44h · 2 stations

PM2.58.5 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (3 stations within 25 km)

8.5

Median

9.33

Average

7.2

Low

12.6

High

PM2.5 µg/m³ · Model: 8.2 · Bias: -0.3

What is the 7-day forecast for Choshi?

10-21

21.8° 17.7°

3.06 mm

10-22

22.7° 19.2°

1.25 mm

10-23

23.0° 16.7°

0.13 mm

10-24

21.9° 17.8°

1.69 mm

10-25

20.3° 15.1°

3.13 mm

10-26

18.7° 16.4°

1.25 mm

10-27

19.2° 17.7°

5.06 mm

Both models agree Avg diff: 3.2°C

Where are air quality stations near Choshi?

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

14.3 km PM2.5: 4.1 µg/m³

Tsubaki, Sosa, Chiba, Japan (匝瑳椿匝瑳市)

23.1 km PM2.5: 8.2 µg/m³

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

24.4 km PM2.5: 4.1 µg/m³

What cities are near Choshi?

35 Hasaki 34 Asahi 51 Omigawa 35 Kamisu 32 Sōsa 30 Yōkaichiba 22 Kashima-shi 13 Yokoshiba 31 Itako 35 Sawara

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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.