Last updated: August 31, 2025
In Kavieng, Papua New Guinea, September invites warm tropical weather, with maximum temperatures reaching a comfortable 29°C (85°F) and an average of 27°C (82°F), complemented by a mild minimum of 25°C (78°F). This month experiences significant precipitation, totaling approximately 260 mm (10.2 in) over 25 rainy days, contributing to the region's lush landscapes. With a humidity level of 81%, the air feels pleasantly tropical, embodying the essence of an enchanting seaside paradise. Whether you're planning a visit or studying climate trends, September's weather in Kavieng reveals a blend of warmth and lush vitality, perfect for exploration and adventure.
In September, Kavieng, Papua New Guinea, continues to offer its tropical charm, with temperatures maintaining a warm embrace. The minimum temperature hovers around 25°C (78°F), while the maximum reaches a comfortable 29°C (85°F). With an average temperature of 27°C (82°F), September mirrors the warmth of the preceding months, showcasing a seamless transition as the year moves towards its end. This pattern reveals that Kavieng enjoys consistently inviting weather, perfect for both exploration and relaxation, making it an ideal destination year-round.
In September, Kavieng, Papua New Guinea, experiences a moderate precipitation of 260 mm (10.2 in), making it a relatively wet month, though lighter than the heavy downpours of July, which recorded a staggering 456 mm (17.9 in). With 25 rainy days, September continues the trend of consistent rainfall characteristic of the region, providing a lush backdrop to the tropical landscape. This month finds itself nestled between the wetter months of August and October, which offer 294 mm (11.6 in) and 267 mm (10.5 in), respectively. As the year progresses, rainfall levels begin to stabilize, reflecting the cyclical climatic patterns that define Kavieng's environment.
In September, Kavieng experiences a notable blend of warmth and moisture, as the humidity levels peak at 81%. This marks a continuation of the rising trend observed in the previous months, such as August, which also held steady at 81%. As the dry season approaches, there's a slight decline expected in the following months, with October and November seeing a decrease to 78% and 76%, respectively. Overall, while the summer months bring higher humidity levels, it’s interesting to note that Kavieng remains consistently humid throughout the year, oscillating between 73% to 81%, creating a tropical atmosphere that defines this beautiful region of Papua New Guinea.
In September, Kavieng, Papua New Guinea, continues to experience an extreme UV Index of 14, maintaining a consistent trend observed throughout the year. This month embraces the same high exposure category seen from January through August, where a mere 10 minutes of unprotected sun exposure can lead to burns. Notable is the slight decrease in the UV Index compared to the peak summer months of March and February, yet the risk remains significant. As the year progresses into October and beyond, the UV levels stay steady, underscoring the importance of sun protection year-round. For more details on UV trends in this tropical location, visit Kavieng UV Index.
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As the vibrant days of September unfold in Kavieng, Papua New Guinea, residents and visitors bask in an impressive 283 hours of sunshine. This marks a slight dip from the sun-drenched August, which boasted a record 292 hours. However, September remains a prominent highlight within a year that showcases a consistent upward trend in sunlight hours from the earlier months. Since January, when the sunshine first began to pick up momentum, each month has progressively gifted locals with more radiant days, culminating in the splendid October, projected to deliver an even more dazzling 295 hours. The lingering warmth of the dry season ensures that September not only captures a robust blend of sun and fun but also sets the stage for the clearer skies ahead.
In September, Kavieng, Papua New Guinea, experiences a 26% chance of sunny weather, marking a slight dip from the preceding months of August, which boasts a 36% likelihood of sunshine. As the dry season transitions into the wetter months, this moderate chance of sun reflects a trend where daylight hours can be mixed with occasional rain. Following September, October sees an upswing to 44%, indicating that the region is on the verge of a sunnier climate. While September may not be one of the sunniest months, it still offers residents and visitors a decent opportunity to bask in the tropical warmth amid the lush landscapes of Kavieng.
In Kavieng, Papua New Guinea, the pattern of daylight duration reveals a fascinating consistency throughout the year. From January to April, the tropical sun grants a generous 12 hours of daylight each day, creating a vibrant atmosphere for outdoor activities. As the calendar turns to May through July, daylight slightly diminishes to 11 hours, signaling the onset of seasonal shifts while still providing ample daylight for exploration. August marks a return to 12 hours, a trend that continues into September and beyond, demonstrating the region's remarkable stability in daylight. Throughout the year, Kavieng offers a comforting predictability with its day length, making it an ideal destination for those seeking eternal summer.
In September, Kavieng, Papua New Guinea, experiences a refreshing uptick in its average wind speed, reaching 5.0 m/s (11 mph). This marks a notable increase compared to the previous months, with a gentle rise from April's calmness of 3.3 m/s (7 mph) through the drier winter months. August, typically breezy at 4.4 m/s (10 mph), sets the stage for a notably lively September, acting as a precursor to the returning winds of spring. As the island transitions through September, the invigorating breeze becomes a hallmark of the season, promising a delightful blend of warmth and wind that hints at the vibrant energy of coastal life ahead.
Weather in Kavieng varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kavieng, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather tends to be warm and humid, with temperatures averaging around 27°C (82°F) and highs reaching 29°C (85°F). The month is also characterized by significant rainfall, receiving about 260 mm (10.2 in) over approximately 25 days, contributing to a high humidity level of 81%. In contrast, January experiences slightly warmer conditions, with average temperatures of 28°C (82°F) and a maximum of 30°C (86°F). However, rainfall is somewhat less, at around 242 mm (9.5 in) over 20 days, resulting in lower humidity at 76%. For a deeper look at what to expect in January, check out Kavieng weather in January.
In comparing the weather between September and February, both months showcase warm temperatures, with September experiencing a minimum of 25°C (78°F) and an average of 27°C (82°F), while February slightly ups the ante with an average of 28°C (82°F) and a maximum of 30°C (86°F). Notably, February has marginally higher precipitation at 286 mm (11.3 in) compared to September's 260 mm (10.2 in), although both months are quite similar in terms of rainy days, with September totaling 25 days of rain and February slightly lower at 24 days. Humidity levels are higher in September at 81%, whereas February sees a more comfortable 75%. For a detailed look at February's climate specifics, check out Kavieng weather in February.
In comparing the weather of September and March, we see some notable similarities and differences. Both months feature a minimum temperature of 25°C (78°F) and an average temperature around 27°C (82°F). However, March experiences slightly warmer maximum temperatures, reaching up to 30°C (86°F), while September peaks at 29°C (85°F). Precipitation levels are significantly higher in March, with 396 mm (15.6 in) of rain over 28 days compared to September's 260 mm (10.2 in) across 25 days. Additionally, March has a lower humidity level at 75%, compared to September's 81%. For more detailed insights about March weather, you can check Kavieng weather in March.
When comparing the weather in September and April, it's evident that both months are characterized by warm temperatures, but with some differences in precipitation and humidity. In September, the temperatures range from a minimum of 25°C (78°F) to a maximum of 29°C (85°F), with an average of 27°C (82°F). However, it also experiences significant rainfall, totaling 260 mm (10.2 in) over 25 days, alongside a higher humidity level of 81%.
In April, temperatures are slightly warmer, with a minimum of 25°C (78°F) and a maximum of 30°C (86°F), averaging around 28°C (82°F). This month receives even more rainfall, with a total of 354 mm (13.9 in) across 27 days, though humidity is somewhat lower at 75%. For more detailed insights about the weather patterns, you can check out Kavieng weather in April. Overall, while both months are warm and wet, April tends to be a bit warmer and wetter than September.
When comparing the weather in September and May, both months feature relatively warm temperatures, with September averaging 27°C (82°F) and May slightly warmer at 28°C (82°F). However, May tends to have a higher maximum temperature of 30°C (86°F) compared to September's 29°C (85°F). Additionally, May sees more precipitation overall, with 335 mm (13.2 in) over 27 days, while September experiences 260 mm (10.2 in) over 25 days. Interestingly, humidity levels are higher in September at 81% compared to May's 73%, contributing to a more muggy feeling during the former month. For more details on May weather, you can visit Kavieng weather in May.
September and June both exhibit warm temperatures, with September showing a slightly broader range. In September, the minimum temperature is 25°C (78°F), while June starts off marginally higher at 26°C (78°F). Both months have an average temperature of 27°C (82°F), but September can reach a maximum of 29°C (85°F), compared to 30°C (86°F) in June. However, September experiences more precipitation, with 260 mm (10.2 in) over 25 days, compared to June's 240 mm (9.4 in) across 26 days, making September a wetter month. The humidity is also higher in September at 81%, compared to June's 76%. For a more detailed look, check out Kavieng weather in June.
When comparing weather conditions in September and July, both months maintain similar temperature ranges, with minimums of 25°C (77°F), average temperatures around 27°C (81°F), and maximums peaking at 29°C (85°F). However, September experiences significantly less rainfall, with 260 mm (10.2 in) of precipitation over 25 days, compared to July's 456 mm (17.9 in) across 28 days. Additionally, September has slightly higher humidity at 81%, compared to July's 78%. For more details on July's weather, you can visit Kavieng weather in July.
In comparing the weather between September and August, it’s notable that both months exhibit similar temperature ranges, with minimums at 25°C (78°F), averages at 27°C (82°F), and maximums at 29°C (85°F). However, September experiences slightly less precipitation, totaling 260 mm (10.2 in) over 25 days, compared to August's 294 mm (11.6 in) over 27 days. Humidity levels remain consistent at 81% for both months. For a more detailed look at August conditions, you can visit Kavieng weather in August.
September and October exhibit similar warm temperatures, with October slightly warmer, showcasing a minimum of 25°C (78°F) and an average of 28°C (82°F), compared to September's average of 27°C (82°F). Both months experience high humidity levels, though October's 78% is marginally lower than September's 81%. Precipitation remains significant in both months, with October receiving 267 mm (10.5 in) over 23 days, slightly more than September's 260 mm (10.2 in) over 25 days. For further details, you can check Kavieng weather in October.
In September, the weather is warm with temperatures ranging from a minimum of 25°C (78°F) to a maximum of 29°C (85°F), accompanied by high humidity levels of 81%. The month experiences significant rainfall, with around 260 mm (10.2 in) falling over 25 days. In contrast, November brings slightly warmer conditions, with temperatures ranging from 26°C (78°F) to a maximum of 30°C (86°F) and a decrease in humidity to 76%. However, November also sees an increase in precipitation, totaling 332 mm (13.1 in) over 24 days. For more detailed weather insights, you can check Kavieng weather in November.
In September, the weather features warm temperatures with a minimum of 25°C (78°F) and an average of 27°C (82°F), while reaching a maximum of 29°C (85°F). However, the month is quite wet, experiencing significant rainfall of 260 mm (10.2 in) over 25 days, contributing to high humidity levels of 81%.
In contrast, December offers slightly warmer conditions, with temperatures ranging from a minimum of 26°C (79°F) to a maximum of 30°C (86°F), while maintaining a similar average of 28°C (82°F). Nevertheless, December sees increased precipitation, totaling 304 mm (12.0 in) over the same number of rainy days, but with a decrease in humidity to 75%.
For more detailed insights, check out Kavieng weather in December.
As September unfolds in Kavieng, the weather exhibits its unique charm, marked by warm temperatures and high humidity levels that often surpass those of other months. The day may start with a refreshing breeze, but as the sun rises, the warmth settles comfortably, making it a perfect time for outdoor activities. However, with rainfall gracing about 25 days, the lush landscapes flourish, adding a vibrant touch to this tropical paradise. This blend of warmth and moisture creates a humid environment that is characteristic of the transition towards the rainy season. For a more comprehensive understanding of what to expect, explore our detailed insights on the Kavieng Climate.