September weather forecast
Wewak, Papua New Guinea

September arrives in Wewak, continuing the climatic chronicle of the tropical setting. As the calendar pages turn, the captivating tale that began in August unfolds further within the atmospheric gradients. Simultaneously, moderate winds and ocean currents contribute to the overall weather scenario. Rainfall in September dips slightly to reach its minimum annual value of 136mm (5.35"), soothing the citizens of this tropical paradise. As the month progresses, October prepares to introduce its unique blend of climatic variables.

Temperature

September's onset in Wewak sees an average high-temperature of a still moderately hot 29.5°C (85.1°F), exhibiting a slight fluctuation from the previous month. Throughout September, Wewak reports a steady low-temperature average of 24.6°C (76.3°F), slightly lower than its daytime counterpart.

Heat index

The heat index for September is appraised at a very hot 36°C (96.8°F). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.
One should consider that heat index numbers are for shaded settings and light wind. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', gives a temperature feeling by integrating air temperature and humidity. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
Perspiring is how the human body naturally cools down, as sweat's evaporation takes away excess heat. Heightened relative humidity interferes with the body's usual cooling mechanism by reducing evaporation, subsequently decreasing the body's cooling rate and increasing the sensation of heat. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

The average relative humidity in September in Wewak is 80%.

Rainfall

September is the month with the least rainfall in Wewak. Rain falls for 25.6 days and accumulates 136mm (5.35") of precipitation.

Sea temperature

In Wewak, the average seawater temperature in September is 29.2°C (84.6°F).
Note: Water temperature ranging from 25°C (77°F) to 29°C (84.2°F) is recognized as warm and pleasant by all, making water activities comfortable and delightful for long durations.

Daylight

In Wewak, Papua New Guinea, the average length of the day in September is 12h and 5min.
On the first day of September, sunrise is at 06:23 and sunset at 18:26. On the last day of the month, sunrise is at 06:11 and sunset at 18:19 +10.

Sunshine

In Wewak, the average sunshine in September is 8.4h.

UV index

The months with the highest UV index are February, April through October, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, a daily UV index of 7 turns into the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Watch out! Reflections from sand and water can surge UV radiation exposure.