Weather in Sint Maarten in September 2018

  • 31°C maximum daytime temperature in September in Sint Maarten (Sint Maarten (Philipsburg))31
    31°C max day temperature
  • 8 hours of sunshine per day (63% of daylight hours) in September in Sint Maarten8
    8 hours of sunshine per day
  • 19 days with some rainfall in September in Sint Maarten (Sint Maarten (Philipsburg))19
    19 days with some rainfall
  • 25°C minimum night-time temperature in September in Sint Maarten (Sint Maarten (Philipsburg))25
    25°C min night temperature
  • 12 hours of daylight per day in September in Sint Maarten (Sint Maarten (Philipsburg))12
    12 hours of daylight per day
  • Very high heat & humidity in September in Sint Maarten (Sint Maarten (Philipsburg))VH
    Very High heat & humidity
  • 129 mm monthly rainfall in September in Sint Maarten (Sint Maarten (Philipsburg))129
    129 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Sint Maarten (Sint Maarten (Philipsburg))11
    11+ (Extreme) UV index
  • 29°C sea temperature in September in Sint Maarten (Sint Maarten (Philipsburg))29
    29°C sea temperature

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Expect 31°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Sint Maarten in September. Check more long-term weather averages for Sint Maarten in September before you book your next holiday to Sint Maarten in 2018. The September weather averages shown above are for Sint Maarten (Philipsburg).

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

Guide to Sint Maarten weather in September

The average maximum daytime temperature in Sint Maarten in September is a hot 31°C (88°F) with very high heat & humidity. The average night-time temperature is usually a warm 25°C (77°F). There are usually 8 hours of bright sunshine each day, which represents 63% of the 12 hours of daylight.

Expect 129mm (5.1 inches) of rainfall across the whole of September with 19 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 Sint Maarten in September is 29°C (84°F).

The weather in Sint Maarten in September is represented by Sint Maarten (Philipsburg).

Sint Maarten sunrise & sunset times for September 2018

Browse the sunrise & sunset times for Sint Maarten in September 2018. Select a month to view Sint Maarten sunrise & sunset times for the next twelve months. The Sint Maarten sunrise & sunset times shown below are for Sint Maarten (Philipsburg).

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st September 2018 05:58 18:26
Sunday, 2nd September 2018 05:58 18:25
Monday, 3rd September 2018 05:58 18:25
Tuesday, 4th September 2018 05:58 18:24
Wednesday, 5th September 2018 05:59 18:23
Thursday, 6th September 2018 05:59 18:22
Friday, 7th September 2018 05:59 18:21
Saturday, 8th September 2018 05:59 18:20
Sunday, 9th September 2018 05:59 18:19
Monday, 10th September 2018 05:59 18:19
Tuesday, 11th September 2018 05:59 18:18
Wednesday, 12th September 2018 06:00 18:17
Thursday, 13th September 2018 06:00 18:16
Friday, 14th September 2018 06:00 18:15
Saturday, 15th September 2018 06:00 18:14
Sunday, 16th September 2018 06:00 18:13
Monday, 17th September 2018 06:00 18:13
Tuesday, 18th September 2018 06:01 18:12
Wednesday, 19th September 2018 06:01 18:11
Thursday, 20th September 2018 06:01 18:10
Friday, 21st September 2018 06:01 18:09
Saturday, 22nd September 2018 06:01 18:08
Sunday, 23rd September 2018 06:01 18:07
Monday, 24th September 2018 06:01 18:07
Tuesday, 25th September 2018 06:02 18:06
Wednesday, 26th September 2018 06:02 18:05
Thursday, 27th September 2018 06:02 18:04
Friday, 28th September 2018 06:02 18:03
Saturday, 29th September 2018 06:02 18:02
Sunday, 30th September 2018 06:02 18:02
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