Air Quality in Oyama, Japan

Drizzle
20.7°C · 95.4% humidity
20.7°
Feels 20.7°
65
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
4 stations

Nearby Monitoring Stations

AQI Forecast
54 7am
54
54
65 10am
76
70
65 1pm
62
60
58 4pm
57
56
56 7pm
67
67
67 10pm
66
66
66 1am
66
66
54 4am
54
54
AD 728×90

Air Quality Index Trend

47h · 12 stn

Oyama'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 Oyama is 1.3× the WHO 24-hour guideline of 15 µg/m³.

95.4%
Humidity
7.9 km/h
Wind NNE
1003.8 hPa
Pressure
19.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
65
18.77 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Oyama?

Temperature & Precipitation

PM2.5 Trend

47h · 12 stations
PM2.518.77 µg/m³ ×1.3 WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX19.9
Extreme
AD 300×250
Station readings (4 stations within 25 km)
18.77
Median
18.45
Average
15.9
Low
22.1
High
PM2.5 µg/m³ · Model: 7.35 · Bias: -11.4

What is the 7-day forecast for Oyama?

07-22
23.2° 19.5°
9.0 mm
07-23
22.0° 15.6°
2.63 mm
07-24
22.4° 21.0°
9.81 mm
07-25
27.9° 17.4°
1.5 mm
07-26
27.0° 16.9°
2.5 mm
07-27
26.5° 18.9°
3.06 mm
07-28
27.2° 20.5°
3.69 mm
Both models agree Avg diff: 3.4°C

Where are air quality stations near Oyama?

63
移動局山北町
7.9 km PM2.5: 18.0 µg/m³
46
Ishiwaki, Susono, Shizuoka, Japan (裾野市民文化センター裾野市)
19.3 km PM2.5: 11.0 µg/m³
20
Kamiyoshida, Fujiyoshida, Yamanashi, Japan (吉田富士吉田市)
22.5 km PM2.5: 4.8 µg/m³
34
Kamiyoshida, Fujiyoshida, Yamanashi, Japan (吉田富士吉田市)
22.5 km PM2.5: 8.2 µg/m³

What cities are near Oyama?

62 Gotemba 68 Kanaishima 71 Minamiashigara 71 Kamiōi 71 Odawara 63 Fujiyoshida 72 Hadano 58 Susono 63 Tsuru 63 Yugawara
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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 2026-07-22T01:20 UTC.