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PSI Readings over the last 24 Hours

24-hr PSI Readings from 1am to 12am on 29 May 2016

Time 1am 2am 3am 4am 5am 6am 7am 8am 9am 10am 11am 12pm
North 41 40 40 40 40 40 40 44 46 47 47 46
South 41 42 41 40 39 39 38 38 37 36 38 39
East 36 35 35 35 35 35 35 35 35 36 40 40
West 46 44 44 44 44 45 45 47 48 50 48 48
Central 35 35 36 36 37 37 37 36 37 38 41 42
Overall Singapore 35-46 35-44 35-44 35-44 35-44 35-45 35-45 35-47 35-48 36-50 38-48 39-48
Time 1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
North 47 47 48 46 46 48 47 - - - - -
South 42 44 45 47 47 48 48 - - - - -
East 41 43 43 47 47 47 50 - - - - -
West 48 47 45 43 42 41 41 - - - - -
Central 42 44 45 48 49 51 52 - - - - -
Overall Singapore 41-48 43-47 43-48 43-48 42-49 41-51 41-52 - - - - -

3-hr PSI Readings from 1am to 12am on 29 May 2016

Time 1am 2am 3am 4am 5am 6am 7am 8am 9am 10am 11am 12pm
3-hr PSI 31 34 35 36 35 34 34 39 45 45 51 52
Time 1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
3-hr PSI 54 55 55 57 55 56 55 - - - - -


The real-time data is automatically published as soon as it is generated by our air monitoring stations. The data is subject to verification and correction subsequently if necessary.

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