Last updated: August 31, 2025
September in Vao, New Caledonia greets visitors with a pleasant climate, where maximum temperatures reach a comfortable 24°C (75°F) and the average temperature hovers around 21°C (70°F). With minimums dipping to 17°C (64°F), this time of year is perfect for enjoyable outdoor activities. Though the month sees approximately 30 mm (1.2 in) of rainfall over 5 days, the humidity level maintains a moderate 74%, ensuring a refreshing atmosphere. Overall, September offers a delightful blend of warm weather and mild conditions, making it an ideal time to explore this beautiful locale.
In September, Vao, New Caledonia, experiences a refreshing transition as temperatures dip slightly, with minimums reaching 17°C (64°F) and averages settling around 21°C (70°F). This month marks a noticeable shift from the warmer winter months, where highs peak at 24°C (75°F), providing a comfortable climate perfect for outdoor adventures. The gradual decrease in warmth from August to September signifies the approach of spring, making it an ideal time to explore the lush landscapes and vibrant marine life of this stunning archipelago. The mild temperatures invite visitors to enjoy both the serenity of the beaches and the invigorating outdoor activities that this tropical paradise offers.
In September, Vao, New Caledonia experiences a notable drop in precipitation, with only 30 mm (1.2 in) of rain measured over just 5 days. This marks a significant decrease from the previous months, particularly from the peak rainfall noted in April with 183 mm (7.2 in). As the dry season approaches, September’s low rainfall reflects a broader trend of diminishing precipitation leading into spring, providing a brief respite before the wetter months return in October, which typically sees a resurgence in rainfall. This transition hints at the island's unique climatic patterns, balancing periods of lush greenery with drier intervals.
As September rolls into Vao, New Caledonia, the humidity starts to show a slight uptick, reaching 74%. This marks a gentle rise from the lower levels seen during the mid-year months, where humidity dipped to 70% in July. The trend suggests a gradual reawakening of moisture in the air after the drier winter months, hinting at the lush tropical climate characteristic of this region. While September's humidity is still lower than the sweltering summer peaks of 82% observed in January and February, it signals the transition towards a more humid atmosphere, setting the stage for the lushness of the upcoming rainy season. Overall, September represents a refreshing shift, both in humidity and anticipation of nature's vibrant display.
In September, Vao, New Caledonia, experiences a UV Index of 11, categorizing it as extreme with a dangerously short burn time of just 10 minutes. This marks a slight decrease from the peak summer months of January through April, where UV levels soared to 15 or higher, but it still demands caution for sun exposure. As autumn approaches, the UV Index remains significantly high, higher than in the winter months of June and July. This trend underscores the importance of sun protection throughout the year, especially as the intense tropical sun persists. For more details on UV levels and safety, visit Vao UV Index.
UV Risk Categories
As the calendar turns to September, Vao, New Caledonia, basks in the glow of 282 hours of sunshine, making it a delightful time to explore this tropical paradise. Following a warm winter, where sunshine dipped to 218 hours in June, the days start to brighten significantly, with a trend of increasing daylight that peaks towards the end of the year. This pattern culminates in a stunning 316 hours of sunshine in December, inviting both locals and travelers to enjoy the vibrant landscapes and soothing beaches. The gradual climb in sunlight from September onwards not only enhances the picturesque views but also elevates the spirit, signaling the approach of summer and the myriad adventures that await in this sun-kissed destination.
In Vao, New Caledonia, September brings a promising chance of sunshine with the likelihood reaching 48%, matching the sunniest months of August and leaving behind the drearier days of earlier months. As the seasons transition, the sunny probabilities show a definite upward trend—starting at a modest 22% in January, the chances gradually increase, peaking in the late winter to early spring months. This pattern suggests that visitors can expect warm, inviting days ideal for exploring Vao's stunning landscapes and vibrant culture as September unfolds.
As September arrives in Vao, New Caledonia, the daylight duration remains steady at 11 hours, mirroring the trend observed in August. This consistency follows a gradual decline from the long summer days of January, with 13 hours of sunlight, down to the shorter winter months of June and July, where daylight dips to 10 hours. The rhythm of the seasons starts to shift once more as the days begin to lengthen again in October, promising more sunlight ahead. The interplay of light across the months creates a captivating tapestry of daylight, making each transition a unique experience in this tropical paradise.
As September unfolds in Vao, New Caledonia, the winds continue to whisper their breezy tales at an average speed of 6.9 m/s (15 mph). This gentle wind, consistent with the moderate gusts seen in August, suggests a transitional phase as the region gradually shifts toward calmer conditions in the months ahead. Notably, September’s winds reflect a slight dip compared to the gustier early months of the year, particularly May, which boasted a robust 7.9 m/s (18 mph). With October approaching, the overall trend indicates a gradual decline in wind speeds, inviting a serene ambiance to this stunning locale. The steady breezes of September are perfect for embracing the tranquility of Vao’s beautiful landscape.
Weather in Vao varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Vao, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January experience quite different weather patterns. In September, temperatures are milder, with an average of 21°C (70°F) and a maximum of 24°C (75°F), accompanied by relatively low precipitation of 30 mm (1.2 in) over about 5 days. The humidity stands at 74%, providing a comfortable atmosphere. In contrast, January is warmer, with a minimum temperature of 23°C (73°F) and an average of 25°C (78°F), reaching up to 28°C (82°F). However, it is considerably wetter, with 116 mm (4.6 in) of rain spread over 12 days, and higher humidity at 82%. For more detailed insights on January weather, you can refer to Vao weather in January.
When comparing the weather in September and February, it becomes clear that February tends to be warmer and wetter. In September, temperatures range from a minimum of 17°C (64°F) to an average of 21°C (70°F) and a maximum of 24°C (75°F), accompanied by relatively low precipitation of 30 mm (1.2 in) over about 5 days. In contrast, February is characterized by higher temperatures, with a minimum of 23°C (74°F), an average of 26°C (79°F), and a maximum of 28°C (83°F). However, February also sees significantly more rainfall, totaling 140 mm (5.5 in) over 16 days, along with increased humidity at 83%. For a more detailed look at February weather, you can check this link: Vao weather in February.
September and March present contrasting weather conditions. In September, temperatures range from a mild 17°C (64°F) to a comfortable maximum of 24°C (75°F), accompanied by relatively low precipitation of 30 mm (1.2 in) over just 5 days, with humidity averaging 74%. In stark contrast, March sees higher temperatures, with a minimum of 23°C (73°F) and an average of 26°C (79°F), peaking at 29°C (84°F). This month is also much wetter, receiving 150 mm (5.9 in) of precipitation over 16 days and a higher humidity level of 82%. For a detailed look at March conditions, you can visit Vao weather in March.
When comparing the weather in September and April, notable differences emerge. September enjoys milder temperatures, with averages ranging from a minimum of 17°C (64°F) to a maximum of 24°C (75°F), accompanied by relatively low precipitation of 30 mm (1.2 in) over only 5 days. In contrast, April tends to be warmer, featuring an average temperature of 25°C (77°F), reaching highs of 27°C (82°F), but it also brings significantly more rainfall, with 183 mm (7.2 in) over 16 days. Additionally, humidity levels are higher in April, sitting at 82% compared to September’s 74%. For those interested in exploring April's weather in detail, you can check out Vao weather in April.
In comparison to May, September typically features slightly cooler temperatures, with an average of 21°C (70°F) compared to May's warmer average of 23°C (75°F). While September experiences less rainfall, at 30 mm (1.2 in) over about 5 days, May sees significantly higher precipitation, totaling 119 mm (4.7 in) spread across 13 days. Additionally, September's humidity is slightly lower at 74%, whereas May has a humidity level of 78%. For more details on weather conditions in May, check out Vao weather in May.
In comparing the weather between September and June, September is slightly cooler, with average temperatures ranging from a minimum of 17°C (64°F) to a maximum of 24°C (75°F), while June sees temperatures that start higher, with a minimum of 19°C (66°F) and a maximum of 25°C (78°F). Additionally, September experiences less precipitation, with only 30 mm (1.2 in) over approximately 5 days, compared to June’s heavier rainfall of 65 mm (2.6 in) across 9 days. Notably, humidity levels remain similar, hovering around 74% in September and slightly lower at 73% in June. For more detailed information on June weather, visit Vao weather in June.
September and July present a similar average temperature, both hovering around 21°C (70°F), but with distinct differences in their overall conditions. In September, temperatures range from a minimum of 17°C (64°F) to a maximum of 24°C (75°F), providing slightly cooler nights compared to July, which has a minimum temperature of 19°C (66°F) and a maximum of 23°C (74°F). Precipitation levels also contrast, with September experiencing 30 mm (1.2 in) of rain over 5 days, while July sees a higher total of 42 mm (1.6 in) over 10 days, resulting in a wetter month. Additionally, the humidity in September is slightly elevated at 74%, compared to 70% in July. For more detailed insights on July's weather, visit Vao weather in July.
In comparing the weather between August and September, we see slight variations in temperature and precipitation. Both months share similar average highs at 24°C (75°F) and lows around 17-19°C (64-66°F). However, September tends to be slightly cooler, with a minimum temperature of 17°C (64°F) compared to August's 19°C (66°F). Precipitation also shows a significant difference, as September experiences only 30 mm (1.2 in) of rain over 5 days, while August sees a higher total of 68 mm (2.7 in) spread across 6 days, making it the wetter month. Humidity levels remain comparable, with September at 74% and August just slightly lower at 73%. For more detailed insights, visit Vao weather in August.
September and October display some notable differences in weather patterns. September tends to be slightly cooler with average temperatures ranging from a minimum of 17°C (64°F) to a maximum of 24°C (75°F), while October warms up slightly with temperatures starting at a minimum of 19°C (67°F) and peaking at 24°C (76°F). In terms of precipitation, October is notably wetter, receiving 108 mm (4.2 in) over 9 days compared to September's 30 mm (1.2 in) over just 5 days. Humidity remains relatively high in both months, with October seeing a marginal increase to 76% compared to September's 74%. For more detailed information, you can check out Vao weather in October.
September and November exhibit noticeable differences in weather patterns. September typically enjoys milder temperatures, with a minimum of 17°C (64°F) and a maximum of 24°C (75°F), while November sees slightly warmer conditions, ranging from a minimum of 20°C (69°F) to a maximum of 26°C (78°F). Additionally, November experiences increased humidity at 82% compared to September's 74%, contributing to a more sultry atmosphere. Precipitation also rises in November, with 57 mm (2.3 in) falling over 6 days, compared to September's 30 mm (1.2 in) over 5 days. For more details, check out Vao weather in November.
In September, the weather is relatively mild with temperatures ranging from a minimum of 17°C (64°F) to a maximum of 24°C (75°F), accompanied by an average temperature of 21°C (70°F). During this month, the region experiences about 30 mm (1.2 in) of precipitation over approximately 5 days and maintains a humidity level of 74%. In contrast, December brings warmer weather, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 27°C (81°F) and an average temperature of 25°C (76°F). However, December also sees increased rainfall, totaling 103 mm (4.1 in) over 11 days, along with a slight rise in humidity to 82%. To explore more about December weather, you can check Vao weather in December.
As September settles in Vao, the weather transitions to a more moderate demeanor compared to the intense heat of summer. With average temperatures hovering around a comfortable 21°C (70°F), this month is characterized by pleasant days and cooler evenings that start to hint at the approaching spring. While humidity remains relatively high at 74%, the overall climate feels fresher, offering an enjoyable reprieve from the sultry summer months. Although there's a likelihood of five days of precipitation totaling 30 mm (1.2 in), September is less wet than the peak rainy season, allowing for plenty of sunny spells to bask in. For those interested in the intricacies of Vao's weather patterns, additional details can be found at Vao Climate.