Last updated: August 31, 2025
Experience the vibrant September weather of Kokoda, Papua New Guinea, where temperatures range from a comfortable 12°C (54°F) to a pleasant 26°C (79°F), with an average hovering around 20°C (68°F). This month, the region anticipates a substantial 300 mm (11.8 in) of rainfall over 27 days, contributing to the lush, tropical landscape. With humidity levels at a significant 82%, visitors can expect a rich, atmospheric backdrop that enhances the serene beauty of Kokoda's rugged terrain. Whether you're trekking the historic trails or simply soaking in the natural splendor, September offers a unique glimpse into the captivating weather patterns of this remarkable destination.
In September, temperatures in Kokoda, Papua New Guinea start to exhibit a slight coolness, with minimums dropping to around 12°C (54°F). The pleasant average temperature hovers at 20°C (68°F), while the maximum daily highs cap at a comfortable 26°C (79°F). This marks a subtle transition into the drier season, as the cooler nights invite a refreshing feel, reminiscent of the earlier months of the year. Observing the broader trends, it's clear that September maintains a stable climate, in line with the trend of gradual cooling established since July. This period offers a vibrant environment, perfect for outdoor adventures in the stunning wilderness surrounding Kokoda.
In September, Kokoda, Papua New Guinea, experiences a notable shift in precipitation patterns, receiving 300 mm (11.8 inches) of rainfall over 27 days. This marks a slight decrease from the heavier downpours of the preceding months, particularly the striking 526 mm (20.7 inches) recorded in March. However, September's rainfall remains substantial compared to drier mid-year months like June and July, which saw only 173 mm (6.8 inches) and 147 mm (5.8 inches), respectively. As the region transitions into the heart of the wet season, residents can expect lush landscapes and vibrant ecosystems fueled by this consistent rainfall, setting the stage for an even wetter October ahead.
In Kokoda, Papua New Guinea, September marks a return to a familiar humidity level of 82%, mirroring the conditions seen in both January and February. As the year progresses, the region experiences a gradual rise in humidity, peaking at 88% in June before a slight dip in the warmer months of July and August. Interestingly, September's humidity reflects a transitioning phase, hinting at the onset of the rainy season as it prepares to shift to slightly higher levels in the following months. Overall, the month offers a respite from the peak humidity while still holding onto the characteristic moist air that defines the region throughout the year.
In September, Kokoda, Papua New Guinea, continues to experience extreme UV exposure with a UV Index of 16, maintaining the trend seen throughout the winter months and leading into spring. This slightly elevated index echoes the high levels recorded earlier in the year, with the sun's intensity remaining a constant at around 10 minutes for potential burn time. As the month progresses, it's essential for residents and visitors alike to stay vigilant about sun protection practices, as the UV Index ranges from 13 to 17 throughout the year. Emphasizing the importance of safety, the seasonal variations become particularly noteworthy, prompting outdoor enthusiasts to check the concise details regularly. For more insights on staying safe under the sun, visit Kokoda UV Index.
UV Risk Categories
September in Kokoda, Papua New Guinea, delights with 252 hours of sunshine, continuing the region's trend of abundant daylight as it transitions into the latter part of the year. The month mirrors the vibrant sunshine of late winter and early spring, notably dipping only slightly from the peak of 272 hours seen in August. As the dry season gives way to the lush greenness of October, the steady sunshine hours reflect a consistent pattern of brilliance from May through September, where each month averages around or above 250 hours. This enchanting climate invites adventurers to bask in the natural splendor of Kokoda, making September a particularly inviting month for exploration and outdoor activities.
September in Kokoda, Papua New Guinea, presents a moderate chance of sunny weather, with 14% likelihood of sunshine. This marks a slight increase from the more overcast days of August, where the chances rested at 20%, but remains lower than the sunnier months of June and October, which boast 30% and 23% respectively. As the dry season nears its peak, September serves as a transitional period, hinting at the approaching sunny days of October and the warmer months ahead. Travelers seeking a balance of sun and local charm may find this month an appealing choice, even though sun-soaked days are still relatively rare.
As September arrives in Kokoda, Papua New Guinea, the daylight begins to balance once again at 12 hours, marking a transition from the shorter days of the earlier months. Throughout the year, daylight duration predominantly hovers around the 12-hour mark in January, February, October, November, and December, creating a sense of consistency. From April to August, however, the trend shifts towards 11 hours, offering a slightly more subdued illumination during the cooler periods. This rhythmic ebb and flow of daylight highlights the region's tropical climate, where the days are consistently long but fluctuate subtly, allowing residents and visitors alike to enjoy the vibrant flora and picturesque landscapes of Kokoda under steady sunlight.
In September, the winds of Kokoda, Papua New Guinea, reach an average speed of 1.3 m/s (3 mph), marking a notable increase from the more tranquil months earlier in the year. This gentle breeze, consistent with the upward trend observed in August, contributes to a refreshing ambiance that envelops the lush landscapes. Following a pattern of gradual escalation throughout the dry season, September's winds hint at the transition towards the slightly breezier months ahead. As the dry spell begins to wane, this mild uptick in wind speed offers a subtle yet invigorating shift, making the environment even more inviting for exploration and adventure amidst the region's breathtaking natural beauty.
Weather in Kokoda varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kokoda, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between September and January, we see that both months experience high humidity levels, averaging around 82%. September tends to be slightly cooler, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 26°C (79°F) and an average of 20°C (68°F). In contrast, January is warmer, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 28°C (82°F) and an average of 21°C (70°F). Both months also experience substantial rainfall, with September receiving 300 mm (11.8 in) of precipitation over 27 days, while January sees even higher precipitation at 342 mm (13.5 in) across 23 days. For more details on weather conditions during this month, you can check Kokoda weather in January.
In September, the weather offers a mild climate with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 26°C (79°F), while experiencing an average temperature of 20°C (68°F). This month is characterized by significant rainfall, totaling 300 mm (11.8 in) over 27 days, and a consistent humidity level of 82%.
Conversely, February brings slightly warmer conditions, with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 29°C (85°F), and an average temperature of 21°C (70°F). Precipitation is even higher in February, measuring 357 mm (14.0 in) over the same 27 days, maintaining the humidity at 82%. For more insights into February's climate, you can visit Kokoda weather in February.
In comparing the weather conditions of September and March, we see notable differences in both temperature and precipitation. September experiences milder temperatures, with a minimum of 12°C (54°F) and an average temperature of 20°C (68°F), reaching a maximum of 26°C (79°F). However, it is characterized by significant rainfall, accumulating 300 mm (11.8 in) over 27 days, with a humidity level of around 82%.
In contrast, March is slightly warmer, with minimum temperatures starting at 16°C (61°F) and averages rising to 21°C (70°F), while the maximum can reach 28°C (83°F). However, March also sees increased precipitation, with a total of 526 mm (20.7 in) spread across 30 days, accompanied by a similarly high humidity of 83%. For a deeper look into March weather specifically, you can check this link: Kokoda weather in March.
When comparing the weather in September and April, both months exhibit relatively warm temperatures, but April tends to be slightly warmer, with average temperatures reaching 21°C (69°F) compared to September's 20°C (68°F). However, April also experiences more precipitation, totaling 439 mm (17.3 in) over 27 days, which is significantly higher than September's 300 mm (11.8 in) during the same number of days. Additionally, humidity remains similar, with April at 83% and September at 82%. This increased rainfall in April can impact outdoor activities, making it important to consider the wetter conditions during that month. For more details on the weather specifics, you can refer to Kokoda weather in April.
In comparing the weather between September and May, we see several notable differences. September typically experiences slightly cooler temperatures with a minimum of 12°C (54°F) and an average of 20°C (68°F), while May starts at a higher minimum of 15°C (59°F) and an average of 21°C (69°F). Additionally, September is wetter, with 300 mm (11.8 in) of precipitation over 27 days, compared to May's 232 mm (9.1 in) over 23 days. Humidity levels are also slightly lower in September at 82%, while May's humidity peaks at 87%. For more detailed insights into May weather, you can visit Kokoda weather in May.
September and June share similar average temperatures, with both months hovering around 20°C (68°F). However, September tends to be cooler at night with a minimum temperature of 12°C (54°F), compared to June's slightly warmer minimum of 15°C (59°F). Precipitation levels are notably higher in September, with 300 mm (11.8 in) falling over 27 days, while June experiences 173 mm (6.8 in) across 20 days. Additionally, the humidity is slightly lower in September at 82%, compared to June's 88%. For more detailed information, you can check Kokoda weather in June.
September weather presents a slightly cooler experience compared to July, with minimum temperatures averaging around 12°C (54°F) versus July's 13°C (56°F). Both months share similar average and maximum temperatures, peaking at 20°C (68°F) and 26°C (79°F) respectively. However, September is marked by significantly higher precipitation, totaling 300 mm (11.8 in) over 27 days, compared to July's 147 mm (5.8 in) over 19 days. Additionally, humidity levels are slightly lower in September at 82%, compared to 87% in July, making September feel a bit more comfortable despite its heavier rainfall. For those interested in a detailed outlook, Kokoda weather in July provides further insights.
In comparing the weather between September and August, we see some notable differences. Both months have similar average temperatures, with September recording a minimum of 12°C (54°F) and August slightly warmer at 14°C (58°F). However, September is characterized by higher rainfall, totaling 300 mm (11.8 in) over 27 days compared to August's 256 mm (10.1 in) over 25 days. Additionally, humidity levels are slightly lower in September at 82%, compared to August's 85%. For more detailed weather insights, you can check Kokoda weather in August.
In September, the weather showcases comfortable temperatures, with a minimum of 12°C (54°F) and a daily average around 20°C (68°F), peaking at a maximum of 26°C (79°F). However, the month is marked by significant precipitation, totaling 300 mm (11.8 in) over 27 days, accompanied by high humidity levels at 82%.
In contrast, October experiences a slight increase in the minimum temperature to 15°C (59°F) while maintaining the same average of 20°C (69°F), with a maximum reaching 27°C (81°F). The rainfall also intensifies, accumulating 392 mm (15.5 in), again over 27 days, leading to a marginal rise in humidity to 83%. For more specific weather details, you can check out Kokoda weather in October.
September and November exhibit similar humidity levels at 82%, but November tends to be slightly warmer, with average temperatures ranging from a minimum of 14°C (57°F) to a maximum of 28°C (82°F), compared to September's 12°C (54°F) to 26°C (79°F). Precipitation also increases in November, totaling 434 mm (17.1 in) over 27 days, compared to September's 300 mm (11.8 in) under the same number of rain days. This shift signifies that November is not only warmer but also wetter, making it a distinctly different experience weather-wise. For more detailed insights, you can check the Kokoda weather in November.
In September, the weather typically features a minimum temperature of 12°C (54°F) and an average of 20°C (68°F), reaching a maximum of 26°C (79°F). With 300 mm (11.8 in) of precipitation over 27 days, September is known for its high humidity, averaging around 82%. In contrast, December experiences warmer temperatures, with a minimum of 16°C (61°F) and an average of 21°C (70°F), peaking at 28°C (83°F). However, December also sees increased rainfall, totaling 519 mm (20.4 in) across 30 days, while the humidity drops slightly to 81%. For more details on December weather in Kokoda, you can visit Kokoda weather in December.
As September rolls in, Kokoda's weather unveils its own unique character, characterized by moderate temperatures and significant rainfall. As the region transitions from the dry season, you'll experience an enticing average temperature that hovers around a comfortable 20°C (68°F), making outdoor explorations quite enjoyable. However, be prepared for increased humidity and frequent showers, with nearly 27 days of precipitation contributing to a total of 300 mm (11.8 in) throughout the month. This wet backdrop not only enhances the lush landscape but also sets Kokoda apart from the drier months preceding it. To delve deeper into what to expect, check out Kokoda Climate.