Last updated: August 31, 2025
August in Noumea, New Caledonia offers a delightful escape with mild temperatures that peak at 24°C (76°F) and dip to a refreshing 15°C (58°F) at night. The average temperature hovers around 19°C (66°F), creating a comfortable climate for visitors. While experiencing humidity levels at 73%, expect a modest chance of rain, with 58 mm (2.3 in) of precipitation over approximately 6 days. This month presents an inviting opportunity to enjoy the island's stunning landscapes while embracing its pleasant weather.
In August, Noumea experiences mild temperatures that reflect the tail end of winter in New Caledonia. The average daily temperature hovers around 19°C (66°F), offering a pleasant escape from the sweltering heat experienced in the summer months. Minimum temperatures dip to 15°C (58°F), while daytime highs reach a comfortable 24°C (76°F). This gradual warming trend from the cooler July sets the stage for the welcoming spring ahead. As the month transitions, you can feel the whispers of summer approaching, enticing visitors with its ideal climate for exploration and outdoor activities.
In August, Noumea experiences a modest increase in precipitation with 58 mm (2.3 in) of rain over 6 days. This period marks a continuation of the region's generally dry winter season, where rainfall gradually begins to rise compared to the preceding months of June and July—which see the lowest figures of 45 mm (1.8 in) and 39 mm (1.5 in), respectively. While August does indicate a shift towards more humid conditions as the winter wanes, it remains significantly drier than the peak months of the preceding summer, particularly February and April, which frequently exceed 200 mm. Overall, this trend suggests a transition towards the wetter months ahead, setting the stage for a more tropical atmosphere as the year progresses.
In August, humidity in Noumea, New Caledonia hovers around a comfortable 73%, reflecting a slight seasonal decline from the peak of 83% seen in February. This month marks a transition toward drier conditions after the more humid mid-year peaks, as July recorded the lowest level at 70%. As we move towards spring, the humidity begins to rise again in September, gently creeping up to 74%. Overall, the trends indicate a pattern of elevated moisture levels during the summer months, gradually tapering off into drier winter conditions, and consistently returning to higher humidity by the end of the year.
In August, Noumea, New Caledonia experiences a UV Index of 10, categorizing it as very high exposure with a burn time of just 15 minutes. This marks a slight decrease from the extreme levels seen earlier in the year, where January through March boasted UV Index values of 16 and a consistent one-digit burn time of 10 minutes. April begins to show a reduction, but as we move into August, the UV levels become more moderate yet still require vigilance. As the months progress, the UV Index fluctuates but maintains a notably high level, particularly ramping back up in September. For those planning outdoor activities, it’s essential to remain mindful of the sun’s intensity—check out the detailed forecast at Noumea UV Index to stay updated.
UV Risk Categories
In August, Noumea basks in a delightful 265 hours of sunshine, bridging the transitional warmth from winter to spring. This month showcases a vibrant increase in sunlight compared to the cooler, cloudier days of June and July, each with only 226 and 254 hours respectively. As we move towards the end of the year, the trend continues to shine brightly; September and October boast impressive totals of 284 and 308 hours, creating an inviting landscape for outdoor adventures. With each passing month, Noumea's sunlit days steadily rise, heralding the promise of a beautiful, sun-soaked transition into the warmer seasons ahead.
In August, Noumea, New Caledonia experiences a notable shift towards sunnier skies, boasting a 52% chance of sunshine. This increase marks the peak of a gradual trend observed from the colder months, where the likelihood of sunny weather rises significantly from just 15% in January to an impressive 47% in July. Following a summer peak, the sun begins to shy away slightly in the subsequent months, with September and October showing a slight decline. Thus, August stands out as a golden window for those seeking the warmth and brightness of the sun, making it an ideal time for beach lovers and outdoor enthusiasts alike.
As August rolls around in Noumea, New Caledonia, daylight begins to stabilize, providing approximately 11 hours of sunlight each day. This marks a transition following the shorter days of June and July, where daylight dipped to 10 hours. Interestingly, August's daylight duration aligns with both the spring months of April and May, hinting at a gradual return to longer days as the year progresses. As the island moves towards the end of winter, a transition can be observed towards spring, with daylight steadily increasing again in September. The rhythmic pattern of daylight duration throughout the year creates a unique natural cadence, inviting residents and visitors alike to relish the beauty of the Pacific as the days grow longer.
In August, Noumea enjoys a refreshing breeze with an average wind speed of 4.5 m/s (approximately 10 mph), contributing to the region's pleasant summer climate. This mild wind speed is a part of a notable trend, as the winds tend to pick up slightly after the calmer months of mid-year. Comparing to the preceding months, August experiences a gentle increase in wind, aligning closely with the early spring months of September, which sees an average of 4.8 m/s. Over the year, the wind patterns in Noumea demonstrate a gradual oscillation between calmer and breezier periods, highlighting a delightful balance that residents and visitors alike cherish as they bask in the vibrant outdoor lifestyle.
Weather in Noumea varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Noumea, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January in Noumea present distinct weather profiles that reflect the transition between seasons. In August, temperatures are cooler with a minimum of 15°C (58°F) and an average of 19°C (66°F), while maximum temperatures reach 24°C (76°F). Precipitation is relatively low, with 58 mm (2.3 in) falling over about 6 days and humidity sitting at 73%. In contrast, January offers warmer conditions, with a minimum temperature of 20°C (68°F), an average of 24°C (76°F), and a maximum of 29°C (84°F). However, it is also wetter, with 127 mm (5.0 in) of rain over approximately 14 days and higher humidity at 82%. For more specific information on January weather, you can refer to Noumea weather in January.
When comparing the weather in August and February, notable differences in temperature and precipitation emerge. August experiences milder conditions with average temperatures ranging from a minimum of 15°C (58°F) to a maximum of 24°C (76°F). In contrast, February is significantly warmer, with temperatures averaging between 20°C (69°F) and 29°C (85°F). Additionally, February sees much higher precipitation levels, totaling 207 mm (8.1 in) over 20 days, compared to August's 58 mm (2.3 in) over just 6 days. Furthermore, February's humidity is slightly higher at 83%, compared to 73% in August. For a detailed look at February weather specifics, refer to Noumea weather in February.
When comparing the weather in August and March, significant differences emerge. August tends to be cooler, with temperatures ranging from a minimum of 15°C (58°F) to a maximum of 24°C (76°F) and an average of 19°C (66°F). In contrast, March is warmer, boasting a minimum of 20°C (69°F), an average of 25°C (77°F), and a peak of 29°C (85°F). Additionally, March experiences significantly higher precipitation, with 170 mm (6.7 in) falling over 19 days, compared to August's 58 mm (2.3 in) across just 6 days. Humidity levels are also slightly higher in March at 82%, compared to August's 73%. For more details, you can explore Noumea weather in March.
When comparing the weather in August and April, notable differences emerge. In August, temperatures range from a mild minimum of 15°C (58°F) to a comfortable maximum of 24°C (76°F), with an average of 19°C (66°F). This month typically sees 58 mm (2.3 in) of precipitation over about 6 days, accompanied by a humidity level of 73%. In contrast, April boasts warmer temperatures, with a minimum of 18°C (65°F) and a maximum reaching 28°C (83°F), averaging 23°C (74°F). However, it experiences significantly more rainfall, totaling 209 mm (8.2 in) over 19 days, and higher humidity at 82%. For a more detailed overview of the weather in April, visit Noumea weather in April.
When comparing the weather in August and May, notable differences emerge in temperature, precipitation, and humidity. August sees cooler temperatures, with a minimum of 15°C (58°F) and an average of 19°C (66°F), while May offers warmer conditions, with a minimum of 17°C (63°F) and an average of 22°C (71°F). Precipitation levels also vary significantly; August receives 58 mm (2.3 in) across 6 days, whereas May has much higher rainfall, totaling 120 mm (4.7 in) over 15 days. Additionally, the humidity is slightly lower in August at 73%, compared to May's 78%, hinting at a more humid experience during the earlier month. For more detailed insights on May weather, you can check Noumea weather in May.
When comparing the weather in August to that of June, we see some notable differences. In August, temperatures range from a minimum of 15°C (58°F) to a maximum of 24°C (76°F), with an average of 19°C (66°F). In contrast, June tends to be slightly warmer, with minimum temperatures also at 15°C (60°F) but reaching up to 26°C (80°F) on average. Precipitation is also less frequent in August, totaling 58 mm (2.3 in) over 6 days, compared to June's 45 mm (1.8 in) spread across 9 days. Both months feature a consistent humidity level of 73%. For more detailed insights on the weather in June, check this link: Noumea weather in June.
In comparing the weather between July and August, we see some notable similarities and differences. Both months have an average temperature of around 19°C (66°F), but August experiences slightly warmer maximum temperatures, reaching up to 24°C (76°F) compared to July's 24°C (75°F). Precipitation is higher in August, with 58 mm (2.3 in) over 6 days, while July sees only 39 mm (1.5 in) across 7 days. Additionally, humidity is marginally higher in August at 73%, compared to 70% in July, making it feel a bit more muggy. For more detailed information on July weather, you can check Noumea weather in July.
August and September exhibit relatively similar temperature ranges, with both months featuring an average temperature of around 19°C (66°F). However, September sees slightly warmer conditions, with a maximum temperature reaching 26°C (78°F) compared to August’s 24°C (76°F). Precipitation in September decreases to 38 mm (1.5 in) over 8 days, in contrast to August, which experiences 58 mm (2.3 in) over 6 days. Humidity remains quite high in both months, with September registering 74% compared to August’s 73%. For a detailed forecast, you can check Noumea weather in September.
In comparing the weather of August and October, we see a transition from the cooler summer days to a warmer autumn feel. August typically experiences temperatures ranging from a minimum of 15°C (58°F) to a maximum of 24°C (76°F), with an average of 19°C (66°F). August also sees about 58 mm (2.3 in) of precipitation over 6 days, maintaining a humidity level of 73%.
In contrast, October brings slightly warmer temperatures, with a minimum of 17°C (62°F) and a maximum of 26°C (80°F), averaging 21°C (70°F). However, October tends to be wetter, receiving around 81 mm (3.2 in) of rain over 11 days, along with a marginally higher humidity at 76%. For more details on October weather, you can check out Noumea weather in October.
In comparing the weather of August and November, November generally boasts warmer temperatures, with a minimum of 17°C (64°F) and an average high of 29°C (85°F), compared to August's minimum of 15°C (58°F) and maximum of 24°C (76°F). Despite having slightly less precipitation in November at 51 mm (2.0 in), it occurs over a longer stretch of 9 days, compared to August's 58 mm (2.3 in) over only 6 days. Additionally, November experiences higher humidity levels at 82%, relative to August's 73%. For more detailed information, check out Noumea weather in November.
In August, the weather presents a mild and comfortable climate with average temperatures ranging from 15°C (58°F) to 24°C (76°F) and a moderate humidity level of 73%. With 58 mm (2.3 in) of rain over approximately 6 days, it’s relatively dry compared to other months. In contrast, December experiences warmer temperatures, with averages between 19°C (67°F) and 29°C (84°F), and higher humidity at 82%. Rainfall is also more significant in December, with 140 mm (5.5 in) spread across 16 days, making it a wetter month overall. For a more detailed look at December weather, you can check Noumea weather in December.
In August, Nouméa experiences a mild and comfortable climate, setting it apart from the hotter months of summer. With average temperatures hovering around 19°C, visitors can enjoy pleasant days without the oppressive heat often felt during other times of the year. While there is some precipitation—averaging around 58 mm over six days—the humidity remains relatively moderate at 73%, contributing to a refreshing atmosphere. This makes August an ideal month for exploring the city's beautiful beaches and lush landscapes. For more detailed insights on the weather throughout the year, check out Noumea Climate.