August weather forecastVanimo, Papua New Guinea
August
Weather in August
August, while providing similar weather conditions to July, features an upturn in rainfall. Compared to July, the amount of rainfall observed in August increases moderately. As per the trend, the wind speed is nearly consistent with the previous months. The percentage of cloud cover stays relatively stable, ensuring protection against prolonged sunlight exposure. Although there is a noticeable increase in rainfall, the weather is typically warm during August, maintaining the tropical feeling.Temperature
The unfolding of August shows an average high-temperature of a still warm 29.1°C (84.4°F), indicating a slight variance from July's 28.7°C (83.7°F). During August, Vanimo's nighttime temperatures demonstrate a subtle cooling from daytime highs, stabilizing at a still warm 24.8°C (76.6°F).Heat index
August's heat index is computed to be a torrid 35°C (95°F). Implement heightened safety measures - risk of heat exhaustion and heat cramps is increased. Prolonged activity may result in heatstroke.In the scope of the heat index, its values resonate with shade and light wind conditions. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', evaluates the perceived heat by adding the effect of moisture in the air. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.
The evaporation of sweat is a natural cooling mechanism of the human body, facilitated by perspiration. During high air temperature and humidity (high heat index), the process of perspiration is hindered, intensifying the sensation of heat. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.
Humidity
In August, the average relative humidity is 80%.Rainfall
In Vanimo, in August, it is raining for 20.5 days, with typically 91mm (3.58") of accumulated precipitation. In Vanimo, during the entire year, the rain falls for 282.5 days and collects up to 1655mm (65.16") of precipitation.Sea temperature
The month with the coldest seawater is August, with an average sea temperature of 29°C (84.2°F).Note: For swimming, diving, and similar activities, the water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered delightful, allowing for extended periods of enjoyment without discomfort.
Daylight
In Vanimo, the average length of the day in August is 12h and 2min.On the first day of August, sunrise is at 06:41 and sunset at 18:41. On the last day of the month, sunrise is at 06:33 and sunset at 18:36 +10.
Sunshine
In August, the average sunshine is 8.6h.UV index
February through November, with an average maximum UV index of 7, are months with the highest UV index in Vanimo. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 7 in August interprets into the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Take caution! The UV rays from the Sun gain strength from sand and water reflections.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Vanimo, Papua New Guinea
- Average high temperature in August: 29.1°C
The warmest month (with the highest average high temperature) is November (29.4°C).
The months with the lowest average high temperature are March and July (28.7°C).
- Average low temperature in August: 24.8°C
The months with the highest average low temperature are November and December (25.4°C).
The coldest month (with the lowest average low temperature) is September (24.7°C).
Average pressure in August
Vanimo, Papua New Guinea
- Average pressure in August: 1009.7mbar
The month with the highest atmospheric pressure is September (1009.8mbar).
The month with the lowest atmospheric pressure is December (1007.7mbar).
Average wind speed in August
Vanimo, Papua New Guinea
- Average wind speed in August: 10.1km/h
The windiest month (with the highest average wind speed) is March (12.4km/h).
The calmest month (with the lowest average wind speed) is May (9km/h).
Average humidity in August
Vanimo, Papua New Guinea
- Average humidity in August: 80%
The months with the highest relative humidity are March and April (82%).
The months with the lowest relative humidity are September and October (79%).
Average rainfall in August
Vanimo, Papua New Guinea
- Average rainfall in August: 91mm
The wettest month (with the highest rainfall) is December (219mm).
The driest month (with the least rainfall) is September (61mm).
Average rainfall days in August
Vanimo, Papua New Guinea
- Average rainfall days in August: 20.5 days
The month with the highest number of rainy days is January (28.6 days).
The month with the least rainy days is October (19.8 days).
Average sea temperature in August
Vanimo, Papua New Guinea
- Average sea temperature in August: 29°C
The best months for swimming (with the highest average sea temperature) are October and November (29.8°C).
The coldest month (with the lowest average sea temperature) is August (29°C).
Average daylight in August /
Average sunshine in August
Vanimo, Papua New Guinea
- Average daylight in August: 12h and 0min
The month with the longest days is December (Average daylight: 12h and 18min).
The month with the shortest days is June (Average daylight: 12h and 0min).
- Average sunshine in August: 8h and 36min
The months with the most sunshine are May and October (Average sunshine: 8h and 42min).
The month with the least sunshine is March (Average sunshine: 7h and 24min).
Average sunshine days in August
Vanimo, Papua New Guinea
- Average sunshine days in August: 8.3 days
The month with the most sunshine days is October (9.6 days).
The month with the least sunshine days is January (1.6 days).
Average UV index in August
Vanimo, Papua New Guinea
- Average UV index in August: 7
The months with the highest UV index are February, March, April, May, June, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January and December (UV index 6).
Average cloud cover in August
Vanimo, Papua New Guinea
- Average cloud cover in August: 36
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in August
Vanimo, Papua New Guinea
- Average visibility in August: 10km
The months with the highest visibility are February, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, March and December (9km).





