ClimateForecastSeptemberOctober >>

September Rainfall Precipitation in Northern Mariana Islands

September generally is a very rainy month with an average rainfall around 322 mm in Garapan.

Where and how much does it rain in Northern Mariana Islands in September?

Find the average total precipitation in September for the most popular destinations in Northern Mariana Islands on the map below. Click on a destination dot for more detailed information.

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Legend heavy rainfall high moderate low almost none
Heavy rainfall has been defined as more than 160 mm precipitation. High: 90 mm to 160 mm. Moderate: 30 mm to 90 mm. Low: 5 mm to 30 mm.

  • How much rainfall does Northern Mariana Islands receive in September?
  • If you're considering a trip to Northern Mariana Islands, remember that September falls within the rainy season. Garapan experiences fluctuating weather conditions in September, often marked by frequent rainfall that averages around 322 mm).

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