Air Quality in Hayama, Japan

Windy
20.5°C · 78.3% humidity
20.5°
Feels 20.5°
22
Good
Air quality is satisfactory. Enjoy outdoor activities.
22 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
39 8am
39
56
22 11am
32
40
44 2pm
48
51
52 5pm
54
55
55 8pm
56
38
38 11pm
27
27
27 2am
39
39
39 5am
39
39
Station readings 28h ago
AQI 27
PM2.5 6.5 µg/m³ · 28h ago
AD 728×90

Air Quality Index Trend

48h · 2 stn

Hayama'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.

78.3%
Humidity
45.8 km/h
Wind S
1015.6 hPa
Pressure
10.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
22
5.18 µg/m³
PM10▲
38
41.15 µg/m³
050100150200300500

What is the weather forecast for Hayama?

Temperature & Precipitation

PM2.5 Trend

48h · 2 stations
PM2.55.18 µg/m³ ✓ WHO
Good
PM1041.15 µg/m³
Good
UV INDEX10.9
Extreme
AD 300×250
Station readings (22 stations within 25 km)
5.18
Median
5.09
Average
2.0
Low
9.4
High
PM2.5 µg/m³ · Model: 20.3 · Bias: +15.1

What is the 7-day forecast for Hayama?

06-09
21.7° 20.5°
06-10
23.1° 20.8°
0.31 mm
06-11
23.0° 20.1°
1.13 mm
06-12
21.8° 20.4°
1.5 mm
06-13
22.6° 20.9°
16.31 mm
06-14
23.5° 19.1°
43.88 mm
06-15
23.4° 20.5°
63.94 mm
Both models agree Avg diff: 1.4°C

Where are air quality stations near Hayama?

12
横須賀市池上ｺﾐｭﾆﾃｨｾﾝﾀｰ
6.3 km PM2.5: 3.0 µg/m³ PM10: 7.0 µg/m³
34
Natsushimacho, Yokosuka, Kanagawa, Japan (追浜行政センター横須賀市)
6.7 km PM2.5: 8.2 µg/m³
7
Nagasaka, Yokosuka, Kanagawa, Japan (西行政センター横須賀市)
8.0 km PM2.5: 1.7 µg/m³
17
Nagasaka, Yokosuka, Kanagawa, Japan (西行政センター横須賀市)
8.0 km PM2.5: 4.1 µg/m³
23
Ogawacho, Yokosuka, Kanagawa, Japan (小川町交差点横須賀市)
8.5 km PM2.5: 5.5 µg/m³
38
Yokosuka (横須賀)
8.6 km PM2.5: 9.1 µg/m³
34
Inoyamacho, Kanagawa, Japan (栄区上郷小学校横浜市栄区)
9.1 km PM2.5: 8.2 µg/m³
24
Okamoto, Kamakura-shi, Kanagawa-ken, Japan (鎌倉市岡本鎌倉市)
9.6 km PM2.5: 5.8 µg/m³
29
Tomiokahigashi, Kanagawa, Japan (金沢区長浜横浜市金沢区)
10.8 km PM2.5: 7.0 µg/m³
33
港南区野庭町
12.5 km PM2.5: 8.0 µg/m³ PM10: 9.0 µg/m³

What cities are near Hayama?

22 Zushi 20 Kamakura 29 Yokosuka 24 Sugita 24 Fujisawa 18 Kurihama 22 Isogo 8 Miura 19 Chigasaki 21 Yokohama
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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 2026-06-09T02:18 UTC.