Air Quality in Semarang, Indonesia
Drizzle
26.6°C · 74.0% humidity
26.6°
Feels 26.6°
75
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
2 stations
Nearby Monitoring Stations
Semarang's air quality — share it
AQI Forecast
83
3pm
83
83
75
6pm
77
79
80
9pm
81
64
65
12am
53
53
54
3am
54
54
54
6am
54
54
54
9am
54
54
54
12pm
54
54
Air Quality Index Trend
45h · 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 1.6× the WHO 24-hour guideline of 15 µg/m³.
74.0%
Humidity
13.1 km/h
Wind N
1012.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
23.67 µg/m³
PM10
54.9 µg/m³
050100150200300500
What is the weather forecast for Semarang?
Temperature & Precipitation
PM2.5 Trend
45h · 4 stationsPM2.523.67 µg/m³
×1.6 WHO
Moderate
PM1054.9 µg/m³
Moderate
UV INDEX0.7
Low
Station readings (2 stations within 25 km)
23.67
Median
15.08
Average
5.26
Low
24.9
High
PM2.5 µg/m³ · Model: 23.15 · Bias: -0.5
What is the 7-day forecast for Semarang?
09-05
35.5° 23.9°
1.25 mm
09-06
33.9° 23.9°
09-07
34.5° 24.6°
09-08
37.6° 24.1°
09-09
34.8° 23.9°
09-10
32.4° 25.3°
0.75 mm
09-11
37.0° 24.8°
2.69 mm
Both models agree
Avg diff: 1.6°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 2026-09-05T11:17 UTC.