Air Quality in Sasayama, Japan

Drizzle
31.2°C · 68.2% humidity
31.2°
Feels 37.4°
85
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station

Nearby Monitoring Stations

AQI Forecast
34 9am
34
34
85 12pm
71
60
53 3pm
47
44
41 6pm
39
58
57 9pm
36
55
55 12am
55
54
54 3am
54
54
54 6am
34
34
AD 728×90

Air Quality Index Trend

47h · 4 stn

Sasayama'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 Sasayama is 1.9× the WHO 24-hour guideline of 15 µg/m³.

68.2%
Humidity
58.1 km/h
Wind SE
995.9 hPa
Pressure
24.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
85
28.3 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Sasayama?

Temperature & Precipitation

PM2.5 Trend

47h · 4 stations
PM2.528.3 µg/m³ ×1.9 WHO
Moderate
PM1034.3 µg/m³
Good
UV INDEX24.9
Extreme
AD 300×250
Station readings (1 station within 25 km)
28.3
Median
28.3
Average
28.3
Low
28.3
High
PM2.5 µg/m³ · Model: 13.7 · Bias: -14.6

What is the 7-day forecast for Sasayama?

07-22
31.2° 21.3°
1.31 mm
07-23
29.1° 18.1°
0.81 mm
07-24
29.9° 23.6°
0.31 mm
07-25
33.2° 20.3°
1.19 mm
07-26
28.3° 20.7°
0.19 mm
07-27
31.2° 21.2°
0.31 mm
07-28
26.6° 21.9°
2.94 mm
Both models agree Avg diff: 2.4°C

Where are air quality stations near Sasayama?

41
Miwa, Sanda, Hyogo Prefecture, Japan (三田市役所三田市)
19.7 km PM2.5: 9.8 µg/m³
8
Miwa, Sanda, Hyogo Prefecture, Japan (三田市役所三田市)
19.7 km PM2.5: 1.9 µg/m³
95
Sonobecho Kuroda, Nantan, Kyoto Prefecture, Japan (南丹南丹市)
22.0 km PM2.5: 33.0 µg/m³
9
Gonosecho, Nishiwaki, Hyogo Prefecture, Japan (西脇市役所西脇市)
24.0 km PM2.5: 2.2 µg/m³

What cities are near Sasayama?

85 Tamba-Sasayama 85 Tanba 79 Sandachō 85 Tamba 85 Katō 85 Nishiwaki 77 Kimokawa 85 Nantan 40 Ayabe 86 Kajiya
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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 2026-07-22T03:18 UTC.