September Rainfall and Precipitation in São Tomé & Príncipe

Monthly rainfall totals, rainy days and the driest cities across São Tomé & Príncipe in September.

São Tomé & Príncipe experiences precipitation in September ranging from moderate in Ilheu das Rolas (54 mm (2.1 in)) to heavy in Santo António (173 mm (6.8 in)).

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Best Places to Visit in São Tomé & Príncipe in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across São Tomé & Príncipe.

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.

São Tomé & Príncipe precipitation in September: frequently asked questions

How much rainfall does São Tomé & Príncipe receive in September?

In September, São Tomé typically receives modest rainfall, around 65 mm (2.6 in), making this a relatively dry month.

How many days does it rain in São Tomé & Príncipe in September?

Rainfall in São Tomé typically falls on roughly 14 days days in September.

Is September part of the rainy season in São Tomé & Príncipe?

No. September sits outside the typical rainy season in São Tomé & Príncipe, so you can expect drier conditions overall.

What is the wettest city in September in São Tomé & Príncipe?

In our database, Santo António stands out as having an average rainfall level of 173 mm (6.8 in), making it the wettest location.

What is the driest city in September in São Tomé & Príncipe?

In our records, Ilheu das Rolas stands out as the driest city in São Tomé & Príncipe for September, averaging just 54 mm (2.1 in).

Interested in more climate information?

We have much more information about the climate in São Tomé & Príncipe.

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