Northern Mariana Islands weather in September 2024

Expect 88°F daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Northern Mariana Islands in September. Check more long-term weather averages for Northern Mariana Islands in September before you book your next holiday to Northern Mariana Islands in 2024/2025.

  • 88°F maximum daytime temperature in September in Northern Mariana Islands (Saipan)88
    88°F max day temperature
  • 5 hours of sunshine per day
  • 19 days with some rainfall in September in Northern Mariana Islands (Saipan)19
    19 days with some rainfall
  • 77°F minimum night-time temperature in September in Northern Mariana Islands (Saipan)77
    77°F min night temperature
  • 12 hours of daylight per day in September in Northern Mariana Islands (Saipan)12
    12 hours of daylight per day
  • Very high heat & humidity in September in Northern Mariana Islands (Saipan)VH
    Very High heat & humidity
  • 12.8 inches monthly rainfall in September in Northern Mariana Islands (Saipan)12.8
    12.8 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Northern Mariana Islands (Saipan)11
    11+ (Extreme) UV index
  • 84°F sea temperature in September in Northern Mariana Islands (Saipan)84
    84°F sea temperature

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The September weather guide for Northern Mariana Islands (Saipan) 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.

Top Northern Mariana Islands destinations

Below are average maximum temperatures at popular destinations in the Northern Mariana Islands in September. Select a destination to see more weather parameters.

All Northern Mariana Islands destinations

Metric (°C)  |  Imperial (°F)

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How hot is it in the Northern Mariana Islands in September?

Daytime temperatures usually reach 88°F in Saipan, Northern Mariana Islands in September with very high heat and humidity, falling to 77°F at night.

How sunny is it in the Northern Mariana Islands in September?

There are normally 5 hours of bright sunshine each day in Saipan, Northern Mariana Islands in September - that's 43% of daylight hours.

How warm is the sea around the Northern Mariana Islands in September?

The average sea temperature around Saipan, Northern Mariana Islands in September is 84°F.

Does it rain in the Northern Mariana Islands in September?

There are usually 19 days with some rain in Saipan, Northern Mariana Islands in September and the average monthly rainfall is 12.8 inches.

What is the chance of a typhoon in the Northern Mariana Islands in September?

On average 2.5 days in September in Saipan, Northern Mariana Islands are likely to be affected by the passage of one or more tropical storms.

Northern Mariana Islands September sunrise & sunset times

Browse the sunrise and sunset times for Northern Mariana Islands in September 2024. Select a month to view Northern Mariana Islands sunrise and sunset times for the next 12 months. The Northern Mariana Islands sunrise and sunset times shown below are for Saipan.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2024 06:05 18:29
Sunday, 15th September 2024 06:06 18:19
Monday, 30th September 2024 06:07 18:07

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