Air Quality in Choshi, Japan

Cloudy
20.1°C · 70.8% humidity
20.1°
Feels 20.1°
8
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
24 8am
44
44
8 11am
18
26
31 2pm
35
37
39 5pm
41
41
42 8pm
43
23
23 11pm
24
24
24 2am
24
24
24 5am
24
24
Station readings 28h ago
AQI 15
PM2.5 3.5 µg/m³ · 28h ago
AD 728×90

Air Quality Index Trend

46h · 6 stn

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.

70.8%
Humidity
7.8 km/h
Wind SE
1016.1 hPa
Pressure
10.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
8
2.04 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

46h · 6 stations
PM2.52.04 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX10.9
Extreme
AD 300×250
2.04
Median
2.05
Average
1.9
Low
2.2
High
PM2.5 µg/m³ · Model: 9.65 · Bias: +7.6
06-09
22.0° 20.1°
06-10
22.0° 20.1°
1.37 mm
06-11
20.6° 19.4°
1.5 mm
06-12
23.1° 19.5°
0.62 mm
06-13
24.1° 19.6°
11.81 mm
06-14
24.4° 19.0°
54.25 mm
06-15
23.2° 20.8°
39.44 mm
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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 2026-06-09T02:03 UTC.