September weather forecast
Port Vila, Vanuatu

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Beautiful vacation cottages and trees along the shallow clear waters of Port Vila, in Vanuatu
Beautiful vacation cottages and trees along the shallow clear waters of Port Vila, in Vanuatu

September

Weather in September

As September arrives, Port Vila anticipates a mild increase in temperature and humidity. While the shift is barely noticeable, it signals the forthcoming return of the rainy season. This month encounters 99mm (3.9") of precipitation, an uptick from August. The city embraces this change, with locals and visitors joining in the preparations for the changing seasons.

Temperature

Port Vila witnesses its lowest temperatures during July through September, when the average high-temperature reaches 24°C (75.2°F).

Humidity

In September, the average relative humidity in Port Vila, Vanuatu, is 81%.

Rainfall

The month with the least rainfall is September, when the rain falls for 7 days and typically collects 99mm (3.9") of precipitation.

Daylight

The average length of the day in September is 12h and 0min.
On the first day of the month, sunrise is at 05:53 and sunset at 17:39. On the last day of September, in Port Vila, sunrise is at 05:29 and sunset at 17:43 +11.
Updated: Jan 25, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest in Port Vila?
In Port Vila, the coldest period comes during July through September, when the average high-temperature touches 24°C (75.2°F).
What is the average September temperature in Port Vila?
The average high-temperature and low-temperature during September are 24°C (75.2°F) and 19°C (66.2°F) respectively. In April, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is estimated at 30°C (86°F).
What is the average humidity in September in Port Vila?
The average relative humidity in September is 81%.
What is the driest month in Port Vila?
The month with the least rainfall is September, when the rain falls for 7 days and typically collects 99mm (3.9") of precipitation.
How much does it rain in Port Vila in September?
In Port Vila, Vanuatu, in September, it is raining for 7 days, with typically 99mm (3.9") of accumulated precipitation.
What is the average length of the day in September in Port Vila?
In September, the average day length in Port Vila is 12h and 0min.
When are sunrise and sunset in September in Port Vila?
In September, on the first day of the month, sunrise is at 05:53 and sunset at 17:39. On the last day of the month, in Port Vila, sunrise is at 05:29 and sunset at 17:43 +11.
Today
Tomorrow
Long-term
YearJFMAMJJASeptemberOND
Aug
September
Oct
Average high temperature
24°C
24°C
26°C
Average low temperature
18°C
19°C
20°C
Average humidity
80%
81%
82%
Average rainfall
125mm
99mm
137mm
Average rainfall days
5
7
8
Average daylight
11h 3min
12h 0min
12h 3min
Average temperature in September - Port Vila, Vanuatu
Average temperature in September
Port Vila, Vanuatu
  • Average high temperature in September: 24°C

The warmest months (with the highest average high temperature) are February and March (29°C).
The months with the lowest average high temperature are July, August and September (24°C).

  • Average low temperature in September: 19°C

The months with the highest average low temperature are January, February and March (23°C).
The coldest month (with the lowest average low temperature) is August (18°C).

Average humidity in September - Port Vila, Vanuatu
Average humidity in September
Port Vila, Vanuatu
  • Average humidity in September: 81%

The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is August (80%).

Average rainfall in September - Port Vila, Vanuatu
Average rainfall in September
Port Vila, Vanuatu
  • Average rainfall in September: 99mm

The wettest month (with the highest rainfall) is April (338mm).
The driest month (with the least rainfall) is September (99mm).

Average rainfall days in September - Port Vila, Vanuatu
Average rainfall days in September
Port Vila, Vanuatu
  • Average rainfall days in September: 7 days

The month with the highest number of rainy days is April (13 days).
The month with the least rainy days is August (5 days).

Average daylight in September - Port Vila, Vanuatu
Average daylight in September
Port Vila, Vanuatu
  • Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 13h and 12min).
The month with the shortest days is June (Average daylight: 11h and 6min).

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