Air Quality in Semarang, Indonesia
Drizzle
24.5°C · 84.1% humidity
24.5°
Feels 24.5°
73
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
2 stations
Nearby Monitoring Stations
Semarang's air quality — share it
AQI Forecast
Calibrated
30
5am
92
30
73
8am
60
34
28
11am
23
20
35
2pm
33
32
31
5pm
31
30
30
8pm
13
12
12
11pm
0
0
0
2am
0
0
Station readings
47h ago
AQI 12
PM2.5 3.0 µg/m³ · 47h ago
Air Quality Index Trend
46h · 4 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 1.5× the WHO 24-hour guideline of 15 µg/m³.
84.1%
Humidity
15.6 km/h
Wind S
1011.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
22.49 µg/m³
PM10
79.9 µg/m³
050100150200300500
What is the weather forecast for Semarang?
Temperature & Precipitation
PM2.5 Trend
46h · 4 stationsPM2.522.49 µg/m³
×1.5 WHO
Moderate
PM1079.9 µg/m³
Moderate
UV INDEX0.7
Low
Station readings (2 stations within 25 km)
22.49
Median
14.39
Average
4.79
Low
24.0
High
PM2.5 µg/m³ · Model: 23.6 · Bias: +1.1
What is the 7-day forecast for Semarang?
08-03
31.8° 24.5°
1.81 mm
08-04
33.6° 23.5°
7.06 mm
08-05
33.1° 24.6°
1.87 mm
08-06
34.7° 23.8°
0.06 mm
08-07
35.7° 24.6°
0.38 mm
08-08
33.7° 22.7°
0.13 mm
08-09
34.7° 21.2°
Both models agree
Avg diff: 1.0°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 2026-08-08T01:57 UTC.