Air Quality in Semarang, Indonesia
Cloudy
24.3°C · 88.4% humidity
24.3°
Feels 24.3°
119
Unhealthy for sensitive groups
Sensitive groups should reduce prolonged outdoor exertion.
3 stations
Nearby Monitoring Stations
Semarang's air quality — share it
AQI Forecast
66
6am
66
54
119
9am
104
93
85
12pm
80
76
73
3pm
88
87
86
6pm
85
84
84
9pm
84
83
83
12am
83
83
83
3am
83
83
Air Quality Index Trend
47h · 5 stnSemarang's air quality is affected by vehicle emissions, industrial activity, and periodic transboundary haze from agricultural burning. The dry season tends to produce elevated particulate levels. Current PM2.5 concentration in Semarang is 2.9× the WHO 24-hour guideline of 15 µg/m³.
88.4%
Humidity
31.7 km/h
Wind SE
1011.5 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
42.76 µg/m³
PM10
48.05 µg/m³
050100150200300500
What is the weather forecast for Semarang?
Temperature & Precipitation
PM2.5 Trend
47h · 5 stationsPM2.542.76 µg/m³
×2.9 WHO
Unhealthy for sensitive groups
PM1048.05 µg/m³
Good
UV INDEX12.9
Extreme
Station readings (3 stations within 25 km)
42.76
Median
18.04
Average
1.33
Low
48.9
High
PM2.5 µg/m³ · Model: 19.2 · Bias: -23.6
What is the 7-day forecast for Semarang?
06-09
30.2° 24.0°
2.06 mm
06-10
32.0° 24.4°
3.88 mm
06-11
32.3° 25.4°
8.56 mm
06-12
31.8° 24.4°
3.44 mm
06-13
30.2° 25.1°
5.44 mm
06-14
30.1° 24.2°
8.0 mm
06-15
32.0° 24.2°
0.25 mm
Both models agree
Avg diff: 2.0°C
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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 2026-06-09T02:11 UTC.