---
title: Singapore PSI and haze today: 24-hr PSI 133 to 188
url: https://mcp.connective-labs.com/sg/psi-haze-today
---

# Singapore PSI and haze today

At 3:00 pm SGT, Saturday 17 October 2026, the 24-hour PSI in Singapore ranged from 133 (north) to 188 (west). NEA's descriptor for 188 is Unhealthy.

| Region | 24-hr PSI | NEA descriptor | 24-hr PM2.5 (µg/m3) | 24-hr PM10 (µg/m3) |
| --- | --- | --- | --- | --- |
| North | 133 | Unhealthy | 86 | 112 |
| South | 157 | Unhealthy | 109 | 131 |
| East | 174 | Unhealthy | 126 | 170 |
| West | 188 | Unhealthy | 139 | 166 |
| Central | 184 | Unhealthy | 136 | 164 |

Reading time 3:00 pm SGT, Saturday 17 October 2026; published by NEA 3:30 pm SGT, Saturday 17 October 2026; fetched 2026-10-17 15:37 SGT. We fetch a new reading about every 30 minutes; the reading time above is the time the values were true.

## PSI descriptors (NEA)

| 24-hr PSI | Air quality descriptor |
| --- | --- |
| 0 to 100 | Good to Moderate |
| 101 to 200 | Unhealthy |
| 201 to 300 | Very Unhealthy |
| 301 and above | Hazardous |

For health advice and the 1-hour PM2.5 bands, which guide activity for the next hour, see NEA's official advisory at [haze.gov.sg](https://www.haze.gov.sg/). Weather: [Singapore weather today](https://mcp.connective-labs.com/sg/weather-today).

## Source

- [NEA PSI readings via data.gov.sg real-time API](https://api-open.data.gov.sg/v2/real-time/api/psi): reading 3:00 pm SGT, Saturday 17 October 2026
- [NEA haze site (official readings and health advisory)](https://www.haze.gov.sg/)

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