Air Quality in Yokosuka, Japan
Drizzle
20.7°C · 89.4% humidity
20.7°
Feels 20.7°
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
17 stations
Nearby Monitoring Stations
AQI Forecast
54
8pm
54
54
24
11pm
27
29
30
2am
31
32
33
5am
33
33
34
8am
54
66
66
11am
66
54
54
2pm
54
54
54
5pm
54
54
Air Quality Index Trend
48h · 3 stnYokosuka'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. Current PM2.5 concentration in Yokosuka is 1.1× the WHO annual guideline of 5 µg/m³.
89.4%
Humidity
59.3 km/h
Wind SW
1003.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
5.69 µg/m³
PM10▲
59.3 µg/m³
050100150200300500
What is the weather forecast for Yokosuka?
Temperature & Precipitation
PM2.5 Trend
48h · 3 stationsPM2.55.69 µg/m³
✓ WHO
Good
PM1059.3 µg/m³
Moderate
UV INDEX0.7
Low
Station readings (17 stations within 25 km)
5.69
Median
6.11
Average
2.6
Low
13.1
High
PM2.5 µg/m³ · Model: 17.65 · Bias: +12.0
What is the 7-day forecast for Yokosuka?
05-29
21.1° 19.3°
1.56 mm
05-30
20.7° 18.1°
4.13 mm
05-31
21.4° 19.8°
0.44 mm
06-01
22.5° 20.1°
06-02
23.2° 19.2°
06-03
22.1° 21.1°
0.62 mm
06-04
21.3° 19.2°
Both models agree
Avg diff: 2.1°C
Where are air quality stations near Yokosuka?
30
Ogawacho, Yokosuka, Kanagawa, Japan (小川町交差点横須賀市)
38
Yokosuka (横須賀)
21
横須賀市池上コミュニティセンター
53
Natsushimacho, Yokosuka, Kanagawa, Japan (追浜行政センター横須賀市)
54
Kurihama, Yokosuka, Kanagawa, Japan (久里浜行政センター横須賀市)
47
Nagasaka, Yokosuka, Kanagawa, Japan (西行政センター横須賀市)
17
Nagasaka, Yokosuka, Kanagawa, Japan (西行政センター横須賀市)
25
Tomiokahigashi, Kanagawa, Japan (金沢区長浜横浜市金沢区)
30
Inoyamacho, Kanagawa, Japan (栄区上郷小学校横浜市栄区)
12
港南区野庭町
What cities are near Yokosuka?
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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 2026-05-29T14:35 UTC.