Singapore weather in September 2019

• 30
  30°C max day temperature
• 5
  5 hours of sunshine per day
• 15
  15 days with some rainfall
• 23
  23°C min night temperature
• 12
  12 hours of daylight per day
• VH
  Very High heat & humidity
• 172
  172 mm of monthly rainfall
• 11
  11+ (Extreme) UV index
• 29
  29°C sea temperature

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Expect 30°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Singapore in September. Check more long-term weather averages for Singapore in September before you book your next holiday to Singapore in 2019/2020.

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The September weather guide for Singapore shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

Guide to Singapore weather in September

The average maximum daytime temperature in Singapore in September is a hot 30°C (86°F) with very high heat & humidity. The average night-time temperature is usually a warm 23°C (73°F). There are usually 5 hours of bright sunshine each day, which represents 44% of the 12 hours of daylight.

Expect 172mm (6.8 inches) of rainfall across the whole of September with 15 days with some rain falling. Maximum UV levels will be extreme (11+ UV index) at midday when the skies are clear.

The average sea temperature in and around Singapore in September is 29°C (84°F).

Singapore sunrise & sunset times for September 2019

Browse the sunrise & sunset times for Singapore in September 2019. Select a month to view Singapore sunrise & sunset times for the next twelve months.

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Marella Cruises: £150 off cruises to Singapore

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• Save EXTRA £150 on Marella Cruises with TUI in 2019/2020
• Book cruises to Singapore. No minimum spend
• Travel between 1st May 2019 & 30th Apr 2020 (inclusive)

Show discount code ******150

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Expires at 23:59 on Thursday 28th Feb 2019 · View all Marella Cruises offers

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