September weather forecastSola, Vanuatu

September

Weather in September

In September, Sola starts to see an upturn in rainfall and the strong winds continue. While weather patterns show subtle signs of transitioning, temperatures remain relatively constant. The scenery morphs subtly, with robust foliage accentuating the vibrant tropical setting. With more rain in the forecast, the city's rivers and waterfalls become more dynamic.

Temperature

The shift into September finds Sola at an average high-temperature of a still moderately hot 27.2°C (81°F), closely comparable to August's conditions. In Sola, September's low temperatures hover around a still moderately hot 26.3°C (79.3°F), reflecting a minor decrease from the daytime highs.

Heat index

For most parts of September, the heat index is estimated at a tropical 30°C (86°F). Remaining active during long-lasting exposure could cause fatigue, leading to heat cramps.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', marries air temperature and humidity to produce a value illustrating perceived warmth. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.

Humidity

The most humid month is September, with an average relative humidity of 80%.

Rainfall

September is the month with the least rainfall. Rain falls for 22.9 days and accumulates 94mm (3.7") of precipitation.

Sea temperature

In Sola, the average seawater temperature in September is 27.4°C (81.3°F).
Note: For engaging in any water activities, temperatures from 25°C (77°F) to 29°C (84.2°F) are viewed as outstanding and exceptionally pleasing for prolonged durations.

Daylight

The average length of the day in September is 12h and 1min.
On the first day of September in Sola, sunrise is at 05:54 and sunset at 17:45. On the last day of the month, sunrise is at 05:33 and sunset at 17:46 +11.

Sunshine

In September, the average sunshine in Sola is 6.3h.

UV index

The months with the lowest UV index are January, February, September and November, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: An average UV index of 6 in September transforms into this advice:
Shun overexposure. Protection from sun ravages is indispensable. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Warning! Sand and water reflections boost the intensity of UV exposure.

Frequently asked questions

In September, the average high-temperature and low-temperature are 27.2°C (81°F) and 26.3°C (79.3°F) respectively. The average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in September is estimated at 30°C (86°F).

With an average relative humidity of 80%, September is the most humid month.

The average relative humidity in September is 80%.

The month with the least rainfall is September, when the rain falls for 22.9 days and typically collects 94mm (3.7") of precipitation.

In Sola, in September, it is raining for 22.9 days, with typically 94mm (3.7") of accumulated precipitation.

In Sola, the average seawater temperature in September is 27.4°C (81.3°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

In Sola, the average day length in September is 12h and 1min.

In September, on the first day of the month, sunrise is at 05:54 and sunset at 17:45. On the last day of the month, sunrise is at 05:33 and sunset at 17:46 +11.

In Sola, the average sunshine duration in September is 6.3h.

The months with the lowest UV index are January, February, September and November, with an average maximum UV index of 6.

The average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sea temperature
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Sola, Vanuatu

  • Average high temperature in September: 27.2°C

The warmest months (with the highest average high temperature) are February and March (29.1°C).
The month with the lowest average high temperature is August (26.9°C).

  • Average low temperature in September: 26.3°C

The months with the highest average low temperature are February and March (28.1°C).
The coldest month (with the lowest average low temperature) is August (25.8°C).

Average pressure in September
Sola, Vanuatu

  • Average pressure in September: 1011.9mbar

The month with the highest atmospheric pressure is August (1012mbar).
The month with the lowest atmospheric pressure is February (1006.4mbar).

Average wind speed in September
Sola, Vanuatu

  • Average wind speed in September: 30.2km/h

The windiest month (with the highest average wind speed) is July (32km/h).
The calmest month (with the lowest average wind speed) is January (18.9km/h).

Average humidity in September
Sola, Vanuatu

  • Average humidity in September: 80%

The month with the highest relative humidity is September (80%).
The months with the lowest relative humidity are January, February and March (76%).

Average rainfall in September
Sola, Vanuatu

  • Average rainfall in September: 94mm

The wettest month (with the highest rainfall) is March (245mm).
The driest month (with the least rainfall) is September (94mm).

Average rainfall days in September
Sola, Vanuatu

  • Average rainfall days in September: 22.9 days

The month with the highest number of rainy days is March (27.6 days).
The month with the least rainy days is August (20 days).

Average sea temperature in September
Sola, Vanuatu

  • Average sea temperature in September: 27.4°C

The best months for swimming (with the highest average sea temperature) are March and April (29.8°C).
The coldest month (with the lowest average sea temperature) is August (27.3°C).

Average daylight in September /
Average sunshine in September
Sola, Vanuatu

  • Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 12h and 54min).
The month with the shortest days is June (Average daylight: 11h and 18min).

  • Average sunshine in September: 6h and 18min

The month with the most sunshine is December (Average sunshine: 9h and 36min).
The months with the least sunshine are July and August (Average sunshine: 4h and 54min).

Average sunshine days in September
Sola, Vanuatu

  • Average sunshine days in September: 2.8 days

The month with the most sunshine days is August (3.9 days).
The month with the least sunshine days is March (1.8 days).

Average UV index in September
Sola, Vanuatu

  • Average UV index in September: 6

The months with the highest UV index are March, April, May, June, July, August, October and December (UV index 7).
The months with the lowest UV index are January, February, September and November (UV index 6).

Average cloud cover in September
Sola, Vanuatu

  • Average cloud cover in September: 56

The month with the most cloud cover is July (Cloud cover 57).
The month with the least cloud cover is December (Cloud cover 44).

Average visibility in September
Sola, Vanuatu

  • Average visibility in September: 10km

The months with the highest visibility are May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March and April (9km).