Air Quality in Yokosuka, Japan

Drizzle
21.1°C · 80.7% humidity
21.1°
Feels 21.1°
15
Good
Air quality is satisfactory. Enjoy outdoor activities.
16 stations

Nearby Monitoring Stations

AQI Forecast
34 6am
34
34
15 9am
13
24
27 12pm
29
50
51 3pm
52
65
65 6pm
65
54
54 9pm
54
34
34 12am
34
34
34 3am
34
34
AD 728×90

Air Quality Index Trend

47h · 59 stn

Yokosuka'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.

80.7%
Humidity
181.3 km/h
Wind S
1001.7 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
15
3.59 µg/m³
PM10▲
25
27.45 µg/m³
050100150200300500

What is the weather forecast for Yokosuka?

Temperature & Precipitation

PM2.5 Trend

47h · 59 stations
PM2.53.59 µg/m³ ✓ WHO
Good
PM1027.45 µg/m³
Good
UV INDEX17.4
Extreme
AD 300×250
Station readings (16 stations within 25 km)
3.59
Median
6.94
Average
1.0
Low
12.0
High
PM2.5 µg/m³ · Model: 10.85 · Bias: +7.3

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: 2.5°C

Where are air quality stations near Yokosuka?

17
Ogawacho, Yokosuka, Kanagawa, Japan (小川町交差点横須賀市)
0.3 km PM2.5: 4.1 µg/m³
26
Yokosuka (横須賀)
0.5 km PM2.5: 6.2 µg/m³
17
横須賀市池上ｺﾐｭﾆﾃｨｾﾝﾀｰ
3.0 km PM2.5: 4.0 µg/m³ PM10: 12.0 µg/m³
46
Natsushimacho, Yokosuka, Kanagawa, Japan (追浜行政センター横須賀市)
4.5 km PM2.5: 11.0 µg/m³
30
Kurihama, Yokosuka, Kanagawa, Japan (久里浜行政センター横須賀市)
7.5 km PM2.5: 7.2 µg/m³
34
Nagasaka, Yokosuka, Kanagawa, Japan (西行政センター横須賀市)
7.8 km PM2.5: 8.2 µg/m³
38
Nagasaka, Yokosuka, Kanagawa, Japan (西行政センター横須賀市)
7.8 km PM2.5: 9.1 µg/m³
46
Tomiokahigashi, Kanagawa, Japan (金沢区長浜横浜市金沢区)
9.3 km PM2.5: 11.0 µg/m³
53
Inoyamacho, Kanagawa, Japan (栄区上郷小学校横浜市栄区)
12.0 km PM2.5: 13.1 µg/m³
4
港南区野庭町
14.6 km PM2.5: 1.0 µg/m³ PM10: 9.0 µg/m³

What cities are near Yokosuka?

23 Kurihama 28 Zushi 27 Hayama 25 Sugita 28 Kamakura 37 Futtsu 25 Isogo 25 Miura 20 Yokohama 32 Fujisawa
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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 2026-05-29T00:19 UTC.