September Rainfall and Precipitation in Northern Mariana Islands

Monthly rainfall totals, rainy days and the driest cities across Northern Mariana Islands in September.

Northern Mariana Islands experiences precipitation in September ranging from heavy in Chalan Kanoa (321 mm (13 in)) to heavy in Rota (334 mm (13 in)).

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For a detailed overview over the year and the best time to visit Northern Mariana Islands, check out our Northern Mariana Islands's climate page.

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Best Places to Visit in Northern Mariana Islands in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Northern Mariana Islands.

Conditions Temperatures Precipitation

Temperatures Precipitation

Monthly precipitation 0 mm (0 in) dry → 150 mm (5.9 in) wet

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Marker color shows the average daytime high temperature in September: blue is cold, red is hot.

Marker color shows total monthly precipitation in September: pale blue is dry, deep blue is wet.

Islands in Northern Mariana Islands

Drill down to September weather for any region in Northern Mariana Islands.

Saipan

Popular cities in Northern Mariana Islands

Pick a city to see its September weather averages.

Northern Mariana Islands precipitation in September: frequently asked questions

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 (13 in).

How many days does it rain in Northern Mariana Islands in September?

Rainfall in Garapan typically falls on roughly 19 days days in September.

Is September part of the rainy season in Northern Mariana Islands?

September is part of Northern Mariana Islands's rainy season. Showers are more common this time of year.

What is the wettest city in September in Northern Mariana Islands?

Based on our records, Rota receives the most rainfall in Northern Mariana Islands in September, averaging about 334 mm (13 in).

What is the driest city in September in Northern Mariana Islands?

In our records, Chalan Kanoa stands out as the driest city in Northern Mariana Islands for September, averaging just 321 mm (13 in).

Interested in more climate information?

We have much more information about the climate in Northern Mariana Islands.

Weather and climate has detailed information for every country in the world. Are you going to Northern Mariana Islands? Get detailed 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 travel conditions. Find out where to go with our weather planner.