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Air Quality
Live (hourly)
Air Quality & Haze
Data as of 3 Nov 2026, 01:00 pm
24-hr PSI (Islandwide Range)
62 – 80
ModeratePeak: West (80) · Avg: 69
Official NEA 24-hr PSI range across Singapore's 5 regions. Use for planning tomorrow's activities.
1-hr PM2.5 Concentration
8 – 31 µg/m³
NormalPeak: West (31 µg/m³) · Avg: 19 µg/m³
Islandwide range across 5 regions. Immediate guide for outdoor exercise & real-time haze.
Regional Air Quality Map
Live 1-hr PM2.5 concentrations (µg/m³) across Singapore (North, South, East, West, Central) with 4-band health advisories
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1-hr PM2.5 Bands (haze.gov.sg)
Band 1: Normal (0–55) Band 2: Elevated (56–150) Band 3: High (151–250) Band 4: Very High (≥251)
Regional Readings (PM2.5)NEA Live
North
Band 1 · Normal
8
µg/m³
West
Band 1 · Normal
31
µg/m³
Central
Band 1 · Normal
21
µg/m³
East
Band 1 · Normal
15
µg/m³
South
Band 1 · Normal
19
µg/m³
1-hr PM2.5 Bands (haze.gov.sg)
Band 1: Normal (0–55) Band 2: Elev (56–150) Band 3: High (151–250) Band 4: Very High (≥251)
Air Quality Historical Trend
Rolling 24hHourly 1-hr PM2.5 concentration (µg/m³) across all Singapore regions over the past 24 hours.
24-hr Islandwide Avg
28µg/m³
Mean across all 5 regions
24-hr Peak Reading
53µg/m³
Central (Tue, 3 Nov, 12 am)
24-hr Cleanest Reading
8µg/m³
North (Tue, 3 Nov, 1 pm)
Recent Trajectory
Improving (-3 last 3h)
Based on last 3 hours
Series:
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haze.gov.sg Banding:
Normal (0–55 µg/m³) Elevated (56–150 µg/m³) High (151–250 µg/m³) Very High (≥251 µg/m³)
Pollutant Sub-Indices
Breakdown of individual pollutant components driving the PSI
Historical Haze Benchmarks
Comparing today's PSI against the worst crises