Last updated: February 24, 2025
Experience the charming weather of Lahaina in September, where temperatures typically reach a maximum of 30°C (86°F) and hover around an average of 26°C (79°F), providing a warm and inviting atmosphere for visitors. The month greets you with a mild minimum of 23°C (74°F), perfect for evening strolls. Although Lahaina sees about 14 mm (0.5 in) of precipitation over the month, rain tends to come in short bursts across just three days, allowing plenty of time to enjoy the outdoors. With a humidity level of 84%, the air feels warm and tropical, enhancing the island's lush beauty and making it an idyllic escape for sun-seekers and adventurers alike.
As September rolls into Lahaina, the temperature reflects the warm embrace of late summer, with minimums around 23°C (74°F) and maximums peaking at 30°C (86°F). This month maintains the trend of consistently pleasant weather, with average temperatures holding steady at 26°C (79°F). Notably, as the summer heat gradually recedes, September's warmth continues to be inviting, mirroring the patterns established in August yet offering a slightly warming sensation as the region transitions into autumn. With this delightful climate, it’s an ideal time for sunbathing on stunning beaches or exploring lush landscapes, making Lahaina a standout destination for those seeking both relaxation and adventure.
In September, Lahaina experiences a modest precipitation total of 14 mm (0.5 in), consistent with the light rains typical of the late summer months. With rain falling on 3 days, the rainfall is slightly higher than the two preceding months, maintaining a trend of low precipitation that characterizes the Hawaiian climate during this period. As the region transitions into autumn, the effects of sparse summer storms linger, leaving the landscape dry yet vibrant. This subtle uptick in rainfall hints at the gradual shift towards October's expected wetness, where precipitation begins to increase once again, reflecting the natural ebb and flow of Lahaina's seasonal patterns.
As summer transitions into fall, September in Lahaina, United States, experiences a slight dip in humidity, with levels averaging 84%. This month maintains a high humidity trend seen throughout the summer, peaking in July and August at 85%. Despite this minor decline, September remains comfortably humid, indicative of a tropical climate that lingers in the air. The gradual decrease in humidity from July through October hints at the subtle change in seasons, leading to cooler, drier months ahead. Overall, the humidity levels reflect Lahaina's warm, inviting environment, making it a perfect destination for those seeking a lively slice of island life.
In September, Lahaina experiences a UV Index of 12, maintaining its status in the extreme exposure category with a burn time of just 10 minutes. This month continues the trend of high UV levels that begins in March and peaks in June, July, and August with an impressive index of 13. Despite a slight decrease in September, the UV intensity remains significantly high, suggesting that outdoor enthusiasts should take precautions to protect their skin. As we transition into October, we see a small dip to an index of 11, still within the extreme range, ensuring that sun safety remains a priority. For more details on UV exposure trends throughout the year, visit Lahaina UV Index.
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As summer gently transitions into fall, September in Lahaina, United States, continues to bask in plenty of sunshine, boasting an impressive 317 hours of sunlight. While this mark reflects a dip from the sun-drenched peak of July at 350 hours, it's still a vibrant month filled with warm days and plenty of outdoor opportunities. This trend of abundant sunshine is indicative of the island's generally favorable climate, offering a delightful close to the summer season. Despite the gradual decrease in sunlight as the year progresses, with October following closely behind at 302 hours, Lahaina remains a haven for sun-seekers who relish the golden rays of early fall.
In Lahaina, United States, September offers a 69% chance of sunny weather, making it a delightful time to enjoy the outdoors. This month continues the trend of increased sunshine that peaks in August at 81%. Following the summer's warmth, September maintains a solid forecast that rivals the earlier months of the year, like May and April, both at 68% and 66% respectively. While the vibrant summer sun begins to wane, September’s weather remains inviting, particularly as it transitions into the pleasantly sunny October with a 73% chance. Overall, visitors and residents alike can look forward to a beautiful September in Lahaina, with ample opportunities for sunshine before the cooler months take hold.
In Lahaina, September ushers in a transition as the daylight duration begins to wane, offering 12 hours of sunlight—a slight dip from the summer highs. Throughout the year, Lahaina's daylight trends reveal a gradual ascent, peaking at 13 hours from May to July, then gently tapering off through the late summer and early autumn months. This rhythm of light not only marks the changing seasons but also enhances the beauty of the island, as locals and visitors alike savor the lingering sunsets. As the days shorten towards October, the anticipation of cozy evenings and the shifting colors of early fall start to take hold, celebrating the unique charm of Lahaina's coastal climate.
As September unfolds in Lahaina, the average wind speed hovers around 4.4 m/s (10 mph), reflecting a gentle yet refreshing breeze that keeps the coastal atmosphere vibrant and inviting. After peaking at 4.8 m/s (11 mph) in both March and October, the winds of September are slightly milder, contributing to a sense of calm before the more active months ahead. This period serves as a bridge between the summer's warmth and the brisk flow of autumn, with wind patterns showing a slight dip in late summer, followed by a gradual upswing leading into October. Overall, September's breezy charm continues to uphold Lahaina's reputation as a paradise where the winds whisper tales of adventure and relaxation alike.
The weather in Lahaina 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 Lahaina and find detailed weather information for every month.
September and January exhibit distinct yet mild weather patterns. In September, temperatures range from a minimum of 23°C (74°F) to a maximum of 30°C (86°F), with an average of 26°C (79°F). This month sees relatively low precipitation of 14 mm (0.5 in) over 3 days, coupled with high humidity at 84%. In contrast, January presents cooler conditions with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 26°C (79°F), resulting in an average temperature of 23°C (74°F). While January experiences slightly more rainfall at 21 mm (0.8 in) over the same number of days, humidity is lower at 78%. For a more detailed look at January conditions, check out Lahaina weather in January.
In September, the weather is typically warmer, with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 30°C (86°F) and an average of 26°C (79°F). The month sees relatively low precipitation, with only 14 mm (0.5 in) over about 3 days, and humidity is quite high at 84%. In contrast, February experiences milder temperatures, with a minimum of 18°C (64°F), an average of 23°C (73°F), and a maximum of 26°C (79°F). However, February is wetter, receiving 61 mm (2.4 in) of rain spread over 8 days, and features slightly lower humidity at 79%. For more details on February weather, check out Lahaina weather in February.
When comparing the weather in September to that in March, September tends to be noticeably warmer, with average temperatures of 26°C (79°F) compared to March's 23°C (73°F). The maximum temperature in September can reach up to 30°C (86°F), while in March, it peaks at 26°C (80°F). September sees less precipitation overall, totaling 14 mm (0.5 in) over about 3 days, whereas March experiences more rain, with 32 mm (1.3 in) over 4 days. Humidity levels are relatively high in both months, at 84% for September and 79% for March, contributing to the overall tropical feel. For a more detailed look at March weather, check out Lahaina weather in March.
In September, the weather tends to be warmer, with temperatures averaging around 26°C (79°F) and maximums reaching up to 30°C (86°F). The month experiences relatively low precipitation, with just 14 mm (0.5 in) over about 3 days, and a high humidity level of 84%. In contrast, April features cooler temperatures, averaging 24°C (75°F) and peaking at 26°C (80°F). However, it sees more rainfall, with 37 mm (1.5 in) across 5 days, while maintaining a slightly lower humidity level of 82%. To learn more about April's climate, check out Lahaina weather in April.
In September, the weather is generally warmer compared to May, with average temperatures reaching 26°C (79°F) and maximums climbing up to 30°C (86°F). Precipitation is relatively low in September, totaling 14 mm (0.5 in) over three days, while humidity remains high at 84%. In contrast, May offers slightly cooler temperatures, with an average of 24°C (76°F) and a maximum of 27°C (81°F). The month sees more rainfall, accumulating to 25 mm (1.0 in) over just two days, with humidity close behind at 83%. For a detailed look at the weather in Lahaina during May, you can check Lahaina weather in May.
In comparing the weather between September and June, we see some notable similarities and differences. Both months experience warm temperatures, with September having a slightly higher average temperature of 26°C (79°F) compared to June’s 25°C (78°F). Additionally, September features maximum temperatures peaking at 30°C (86°F), while June's maximum is a bit cooler at 28°C (82°F). Precipitation levels are comparable, with September recording 14 mm (0.5 in) over three days, and June slightly lower at 11 mm (0.5 in) across two days. Humidity remains constant at 84% for both months. For a more detailed look at June weather specifically, visit Lahaina weather in June.
In comparing the weather of September and July, both months exhibit similar temperature ranges, with July having a slightly lower maximum temperature of 29°C (84°F) compared to September's 30°C (86°F). Humidity levels are comparable, with September at 84% and July at 85%. Precipitation is slightly higher in September, with 14 mm (0.5 in) over 3 days, while July experiences 12 mm (0.5 in) over 2 days. For more detailed insights, you can refer to Lahaina weather in July.
September's weather shows a slight increase in minimum temperatures compared to August, with lows averaging 23°C (74°F) versus August's 24°C (75°F). Both months have similar average temperatures, around 26°C (79°F), but September typically reaches a peak of 30°C (86°F), just above the maximum of 29°C (85°F) in August. Precipitation remains consistent with September recording 14 mm (0.5 in) over three days, while August had a comparable amount of 13 mm (0.5 in) spread over two days. Humidity levels are also quite similar, with September at 84% and August slightly higher at 85%. For more details on August weather, you can check Lahaina weather in August.
In September, the weather is warm and relatively stable, with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 30°C (86°F) and averaging around 26°C (79°F). Precipitation is minimal, totaling 14 mm (0.5 in) over just 3 days, accompanied by high humidity at 84%. In contrast, October experiences a slight dip in maximum temperatures, averaging 29°C (85°F) with the same minimum and average temperatures as September. However, the month sees increased rainfall, with total precipitation rising to 34 mm (1.3 in) over 5 days, while humidity remains fairly consistent at 83%. For more detailed information, you can check Lahaina weather in October.
In comparing the weather between September and November, we see a slight decrease in temperature and precipitation levels. September boasts a minimum temperature of 23°C (74°F) and an average of 26°C (79°F), with a maximum reaching 30°C (86°F). In contrast, November features a minimum of 22°C (71°F) and averages 25°C (77°F), peaking at 28°C (83°F). Additionally, September experiences a bit more rainfall, with 14 mm (0.5 in) over 3 days, compared to November's 10 mm (0.4 in) across just 2 days. Despite the reduced humidity in November at 82%, it is only marginally lower than September's 84%. For more details, you can check Lahaina weather in November.
In September, temperatures are generally warmer, with a minimum of 23°C (74°F) and a maximum of 30°C (86°F), compared to December's milder range, which sees a minimum of 21°C (69°F) and a maximum of 27°C (81°F). September experiences less precipitation, with only 14 mm (0.5 in) over three days, while December sees an increase to 37 mm (1.4 in) during the same number of days. Despite both months having high humidity levels, September is slightly more humid at 84%, whereas December's humidity sits at 81%. For more detailed information, you can check Lahaina weather in December.
As September settles in over Lahaina, visitors can expect a pleasant blend of warm temperatures and relatively low precipitation compared to the peak summer months. With an average temperature of around 26°C (79°F), this transitional period offers a perfect balance for outdoor adventures without the summer humidity's peak. While the 84% humidity may still linger, the slight dip in rainfall—with only a few days experiencing 14 mm (0.5 in)—makes it an ideal time for a visit. September's weather marks the slow unwinding of summer's intensity, making it a wonderful month to discover the beauty of Lahaina. For more detailed insights into what to expect throughout the year, check out Lahaina Climate.