Saipan weather in September (Northern Mariana Islands)

This month is known as a warm month. The average maximum daytime temperature in Saipan in September lies at 28.5°C (83.3°F). The average minimum temperature goes down to around 26.7°C (80.06°F) (often the minimum temperature is noted at night).

September is part of the rainy season with an average precipitation of 337mm (13.2 inches). This makes it the wettest month of the year. There are generally around 19 rainy days.


Saipan, monthly averages in September

Show in Celsius
Min Temperature 80 °F  
Max Temperature 83 °F  
Chance of Rain 65%  
Precipitation 13 in  
Rainy days 19 days  

Where to stay in Saipan

Where to go in Northern Mariana Islands in September

Find out more about the weather in Northern Mariana Islands in September and which places have the best weather conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches a month).

So what to wear in September? Visitors traveling to Saipan should plan on bringing a totally waterproof coat since it will often be raining. However, also bring your summer cloths because it can be very warm or even hot.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Outdoor sports

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Saipan.

Our site offers climate and forecast data for every country in the world. Are you going to Northern Mariana Islands? On this website you can find historical weather averages for many cities in Northern Mariana Islands. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.