Last updated: February 24, 2025
In September, Napili-Honokowai experiences a mild tropical climate, with average temperatures hovering around 26°C (79°F), while daily highs can reach up to 29°C (84°F). Visitors can expect warm days tempered by generous trade winds and an overall humidity of 84%, creating a lush and inviting atmosphere. Rainfall is minimal, with only 10 mm (0.4 in) of precipitation recorded across just one day, making it an ideal month for outdoor activities and beach relaxation. Enjoy the enchanting blend of sun and sea in this picturesque coastal destination!
In Napili-Honokowai, September ushers in a delightful summer-like warmth, with temperatures that mirror those of the previous month. The minimum temperature rests comfortably at 23°C (74°F), while the average holds steady at 26°C (79°F), peaking at a sunny 29°C (84°F). This consistency not only highlights the region's tropical charm but also indicates that as summer transitions into fall, the warmth remains invitingly stable. As you stroll the beautiful beaches or explore the lush landscapes, expect a perfect blend of warmth and comfort, accentuating the area's allure during this vibrant month.
In September, Napili-Honokowai typically experiences mild precipitation, with an average of 10 mm (0.4 in) falling over just one day. This marks a continuation of the dry spell seen in the summer months, where rainfall is minimal, recording only 9 mm (0.3 in) in July and August. As the seasons shift, September sees a slight uptick but remains one of the drier months on record. The pattern reveals a consistent progression from wetter winter months to a drier summer, only to see a modest increase in rainfall as autumn approaches. This trend highlights the region's distinct wet and dry seasons, making September a relatively calm month in terms of precipitation.
September in Napili-Honokowai brings a slight dip in humidity, averaging 84%, after a peak in the summer months. This subtle decrease follows an increase from 78% in January to a high of 85% in both July and August, reflecting the warm, tropical climate of the area. As autumn approaches, the humidity begins to gently decline, signaling a transition towards drier months ahead. The overall trend showcases generally high humidity levels throughout the year, with a gradual drop as temperatures cool, making September a notable point in this smooth ebb and flow of moisture in the air.
September in Napili-Honokowai marks the tail end of a summer filled with extreme UV exposure, boasting a UV Index of 12—the same level seen in the preceding months of June, July, and August. As autumn approaches, sun-seekers should remain vigilant, as the burn time is limited to just 10 minutes before risk of harm increases. This trend of heightened UV levels not only stresses the importance of sunscreen but also highlights the need for protective clothing and shade, especially as the warmer months transition into fall. While the UV Index begins to dip slightly in October, it’s essential for residents and visitors alike to stay informed and prepared. For more detailed information, check out Napili-Honokowai UV Index.
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As September unfolds in Napili-Honokowai, the region enjoys a remarkable 318 hours of sunshine, marking a seamless transition from the sun-soaked summer months. This robust figure maintains the area's reputation as a sun-drenched paradise, though it's a modest dip from the peak of 349 hours in July. The sunny days of August linger, contributing to an overall upward trend in sunshine hours during the peak season, which began with 223 hours in January and steadily climbed to a summer zenith. As autumn approaches, albeit with slightly diminishing daylight, September’s generous sunshine continues to beckon visitors, reinforcing Napili-Honokowai's allure as a prime destination for those seeking warmth and vibrant coastal landscapes.
September in Napili-Honokowai boasts a favorable likelihood of sunny weather, with the chance of sunshine reaching 69%. This month continues the trend of high sun probabilities seen in the late summer, following an impressive 80% in August. As the transition into fall begins, September's sun chances are slightly lower than the summer peak but remain solid, creating an inviting atmosphere for outdoor activities. Following September, October shows an even higher 74% chance of sunshine, indicating that pleasant weather lingers into the autumn months. Overall, those seeking sun in September can expect a delightful mix of warmth and brightness, perfect for enjoying the beautiful coastal scenery.
As September rolls into Napili-Honokowai, the daylight duration settles at 12 hours, mirroring the month of August. This time of year is characterized by a gradual transition in daylight, with earlier months like May through July basking in up to 13 hours of sunshine. As we move toward the fall, daylight begins to wane, dropping to 11 hours in October. This pattern underscores the region's shift from the long, sun-drenched days of summer to the more temperate and shorter days of autumn, offering a beautiful balance of light that enhances the island's stunning landscapes.
As September settles into Napili-Honokowai, the wind carries a refreshing consistency, averaging 6.8 m/s (15 mph)—a trend that mirrors the gentle breezes of the previous month. This stability reflects a summer peak seen in July, where winds surged to 7.4 m/s (17 mph), followed by a slight dip in August. The transition into fall hints at a gradual increase to 7.1 m/s (16 mph) in October, suggesting that while the summer heat dissipates, the winds maintain a lively presence, offering a delightful backdrop for beachgoers and outdoor enthusiasts alike. Overall, September's winds resonate with the rhythm of the seasons, bridging the lively summer gusts with the more tranquil autumn air.
The weather in Napili-Honokowai changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of September's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Napili-Honokowai and find detailed weather information for every month.
In September, the weather is generally warmer, with temperatures ranging from a mild 23°C (74°F) at night to a comfortable max of 29°C (84°F) during the day. The month experiences minimal rainfall, averaging only 10 mm (0.4 in) over just one rainy day, and humidity levels are relatively high at 84%. In contrast, January brings cooler temperatures, with a minimum of 19°C (67°F) and a maximum of 26°C (79°F). This month sees more precipitation, totaling 24 mm (0.9 in) over four days, and slightly lower humidity at 78%. For a detailed look at January weather, check out Napili-Honokowai weather in January.
In comparing the weather between September and February, September tends to be warmer with average temperatures reaching around 26°C (79°F) and maximums peaking at 29°C (84°F). It experiences minimal precipitation, with only about 10 mm (0.4 in) falling over just one day, and maintains a high humidity level of 84%. In contrast, February has cooler temperatures, with averages of 22°C (73°F) and maximums of 26°C (78°F). This month sees more rainfall, totaling 63 mm (2.5 in) over approximately eight days, and slightly lower humidity at 79%. For more detailed insights, you can check Napili-Honokowai weather in February.
In comparing the weather between September and March, it’s evident that September tends to be warmer and drier. With average temperatures of 26°C (79°F) and a maximum of 29°C (84°F), September experiences a more tropical climate than March, which has an average temperature of 23°C (73°F) and peaks at 26°C (79°F). Precipitation also varies significantly; September receives only 10 mm (0.4 in) of rain over one day, while March sees 33 mm (1.3 in) over six days, indicating a wetter month. Furthermore, humidity is slightly higher in September at 84%, compared to 79% in March. For more detailed information about the weather in March, you can visit Napili-Honokowai weather in March.
In comparing the weather of September and April, September generally offers warmer temperatures, with an average of 26°C (79°F) and a maximum reaching 29°C (84°F). In contrast, April has cooler averages, with temperatures peaking at 26°C (79°F) and a lower minimum of 20°C (68°F). Additionally, September experiences significantly less rainfall, seeing only 10 mm (0.4 in) over just one day, while April is wetter, with 40 mm (1.6 in) spread across four days. Humidity levels are fairly similar, with September slightly higher at 84% compared to April's 82%. For more detailed information, you can check Napili-Honokowai weather in April.
September weather tends to be warmer than May, with average temperatures resting at 26°C (79°F) compared to May's 24°C (76°F). The maximum temperatures are also higher in September, reaching up to 29°C (84°F), while May peaks at 27°C (81°F). Additionally, September experiences less precipitation, averaging just 10 mm (0.4 in) across 1 rainy day, whereas May sees a higher total of 21 mm (0.8 in) also over 1 day. Humidity levels remain similar, with September slightly higher at 84% compared to May's 83%. For a detailed look at May weather, visit Napili-Honokowai weather in May.
In comparing the weather between September and June, we see a slight increase in temperature during September, with average temperatures reaching 26°C (79°F) compared to June's average of 25°C (77°F). While both months experience a minimum temperature of 23°C (73°F), September tends to be warmer overall, with a maximum temperature of 29°C (84°F) versus June's 27°C (82°F). Precipitation is also higher in September at 10 mm (0.4 in) over 1 day, while June enjoys drier conditions with just 5 mm (0.2 in) and no rainy days. Despite the differences, both months maintain a consistent humidity level of 84%. For more detailed information, you can check Napili-Honokowai weather in June.
When comparing the weather in September and July, both months exhibit similar temperature ranges, with September showcasing a slight increase in maximum temperature at 29°C (84°F) compared to July's 28°C (83°F). Both months have an average temperature of around 26°C (79°F), with minimums remaining consistent at 23°C (74°F). Precipitation is minimal in both months, with September receiving 10 mm (0.4 in) and July slightly less at 9 mm (0.3 in), both occurring over just one day. Humidity remains high in both months, with September at 84% and July slightly higher at 85%. For a more detailed look at July's weather specifics, please refer to Napili-Honokowai weather in July.
In comparing the weather between September and August, we find that both months share similar temperature patterns, with minimums at 23°C (74°F), averages at 26°C (79°F), and maximums at 29°C (84°F). Precipitation levels are also quite comparable; September receives 10 mm (0.4 in) over 1 day, while August has slightly less at 9 mm (0.4 in) for the same duration. Humidity is a touch lower in September at 84% compared to August's 85%, indicating a marginally drier feel as the transition into fall begins. For more insights, you can check out the specifics of August weather here: Napili-Honokowai weather in August.
In September, the weather features warm temperatures with a minimum of 23°C (74°F), an average of 26°C (79°F), and a maximum of 29°C (84°F). The month experiences minimal rainfall, with only 10 mm (0.4 in) of precipitation over just 1 day, and humidity levels are quite high at 84%.
In contrast, October sees a slight dip in average temperatures, with a minimum of 23°C (73°F), an average of 25°C (78°F), and a maximum of 28°C (83°F). However, October is wetter, receiving 27 mm (1.1 in) of precipitation over 3 days, while the humidity remains similar at 83%. For more detailed insights on the weather, check out Napili-Honokowai weather in October.
In September, the weather tends to be slightly warmer with an average temperature of 26°C (79°F) and maximum highs reaching 29°C (84°F). The month sees minimal rainfall, with only 10 mm (0.4 in) recorded over just one day, and humidity levels are relatively high at 84%. In contrast, November offers a cooler climate, with an average temperature of 25°C (77°F) and highs peaking at 27°C (82°F). Rainfall increases slightly to 12 mm (0.5 in) over three days, while humidity remains comparable at 82%. For a more detailed look at November weather, you can check out Napili-Honokowai weather in November.
In September, temperatures are slightly warmer with a minimum of 23°C (74°F) and an average of 26°C (79°F), while December sees a cooler minimum of 20°C (69°F) and an average of 24°C (75°F). September is characterized by low precipitation, with only 10 mm (0.4 in) falling over just one day, whereas December experiences significantly more rainfall at 40 mm (1.6 in) spread over six days. Humidity levels are relatively high in both months, with September at 84% and December slightly lower at 81%. For more detailed weather conditions in December, you can check Napili-Honokowai weather in December.
As September unfolds in Napili-Honokowai, the weather offers a delightful transition from the summer heat, with temperatures averaging around 26°C (79°F), providing a warm yet comfortable atmosphere. Unlike the preceding months, September sees significantly less rainfall, typically only featuring a mere day of precipitation, making it ideal for outdoor activities. The humidity levels remain high at 84%, adding a tropical touch to the experience. This month truly stands out as a perfect balance between warmth and tranquility. For a deeper dive into what to expect year-round, check out the detailed Napili-Honokowai Climate page.