Last updated: February 24, 2025
In Kihei, United States, September brings warm and inviting weather, with maximum temperatures reaching 32°C (90°F) and an average of 26°C (79°F), creating a perfect backdrop for outdoor activities. The evenings cool down to a pleasant minimum of 22°C (72°F), allowing for comfortable nights. This month experiences light precipitation of 19 mm (0.7 in) over just 5 days, ensuring that the sun shines bright for most of the month. With a humidity level of 84%, visitors can expect a tropical atmosphere, making September an ideal time to enjoy Kihei's stunning beaches and vibrant culture.
In Kihei, September marks a delightful transition as summer begins to wane. The temperatures during this month feature a minimum of 22°C (72°F), rising to an average of 26°C (79°F), with a peak of 32°C (90°F). This slight uptick in warmth compared to the previous months offers a true taste of tropical bliss. As the humidity starts to taper off, the ocean breeze invites both relaxation and adventure, making it an ideal time for beach-goers and water sports enthusiasts. Overall, September in Kihei exudes a vibrant atmosphere, maintaining the ideal summer vibe while gracefully inching towards the cooler autumn months.
September in Kihei marks a transition in precipitation patterns as the summer wanes, recording an average of 19 mm (0.7 in) of rain over 5 days. This relatively dry month follows the slightly wetter August, which received 28 mm (1.1 in), indicating a gradual decrease in rainfall as the region approaches its drier season. With consistent precipitation days throughout the year, September's rainfall is modest compared to the early months and sets the stage for the wetter October. This slight dip in moisture serves as a reminder of Kihei’s generally favorable dry climate, making it a prime destination for sun-seekers even as the seasons shift.
In September, Kihei experiences a slight dip in humidity, averaging around 84%. This month continues the trend of elevated moisture levels seen throughout the summer, where humidity peaks at 85% in both July and August. As the year progresses, humidity begins to gradually decline, transitioning from the peak summer months towards the slightly drier conditions of fall, with October showing a decrease to 83%. Overall, September offers a comfortable blend of warmth and humidity, making it a pleasant time to enjoy the beautiful landscapes of Kihei.
As September rolls in, Kihei continues to bask under an extreme UV Index of 13, mirroring the intensity felt throughout the summer months. With a burn time of just 10 minutes, sun safety is crucial this time of year, especially as the UV Index remains consistently high from June to September. This trend emphasizes the importance of protective measures to avoid skin damage and stay safe under the intense Hawaiian sun. As the season transitions into fall, a slight drop is anticipated in October, but for now, those enjoying September’s sunny days should remain vigilant. For more detailed information, check out the Kihei UV Index.
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As summer gracefully transitions into fall, September in Kihei continues to bask in abundant sunshine, boasting 316 hours of glorious daylight. This delightful month maintains the high standards set by its predecessors, offering slightly less sun than July and August, yet still far exceeding the winter months like January and November. The trend is clear: as the year progresses from the darker days of winter to the vibrant summer, the sun shines more brightly across the skies of Kihei, providing an ideal backdrop for relaxation and outdoor adventures. September’s warmth beckons both locals and visitors to enjoy the magical sunsets and breathtaking beaches, making it a remarkable point in the sun-soaked rhythm of this stunning locale.
In September, Kihei enjoys a 58% chance of sunny weather, making it a delightful transition from the sun-drenched months of summer. As the peak of summer fades, with August leading the pack at 69%, the likelihood of sunny days still remains robust. Notably, this percentage is slightly above the early spring months, reflecting a consistent trend of relatively high sunshine as autumn approaches. Following September, October sees a slight increase to 64%, suggesting that the sunny weather is quite persistent in this beautiful coastal town. Overall, if you’re planning a visit in September, you can expect a good mix of sun and warmth, keeping in line with Kihei's charming climate.
As September rolls into Kihei, the days remain pleasantly bright, with an average daylight duration of 12 hours. This month continues the trend of summer's generous sunlight, holding steady at the same level as both April and August. Following the peak daylight of 13 hours in the warmer months of May through July, September marks a gradual transition toward the shorter days of autumn. As the season progresses, daylight will continue to wane, nudging towards 11 hours in October. The consistent daylight during September invites residents and visitors alike to relish the myriad of outdoor activities that this picturesque Hawaiian locale has to offer before the year begins to dim.
In Kihei, United States, September brings a gentle breeze, with an average wind speed of 3.2 m/s (7 mph). This marks a subtle decline from the slightly more vigorous summer winds, averaging around 3.5 m/s in July and 3.3 m/s in August. As we transition into fall, the winds begin to settle, aligning closely with the consistent patterns observed earlier in the year. Notably, January through May maintain a steady average of 3.0 to 3.3 m/s, showcasing a generally calm atmosphere. With October's increase to 3.4 m/s, Kihei's wind profile remains dynamic yet tranquil, inviting residents and visitors alike to enjoy the idyllic coastal landscape with just the right amount of breeze.
The weather in Kihei 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 Kihei and find detailed weather information for every month.
In September, the weather tends to be warmer, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 32°C (90°F) and an average around 26°C (79°F). The humidity is quite high at 84%, but the precipitation is fairly low at 19 mm (0.7 in) over five days. In contrast, January experiences slightly cooler temperatures, with a minimum of 17°C (63°F), an average of 22°C (73°F), and a maximum of 28°C (82°F). Despite having a higher total precipitation of 30 mm (1.2 in) also over five days, January's humidity is lower at 78%. For more details on January's climate, you can check the Kihei weather in January.
When comparing the weather in September and February, notable differences emerge in temperature and precipitation. September generally boasts warmer temperatures, with averages around 26°C (79°F) and maximums reaching 32°C (90°F), while February presents slightly cooler conditions, with average temperatures of 22°C (72°F) and maximums of 28°C (82°F). In terms of rainfall, September sees only 19 mm (0.7 in) of precipitation over about 5 days, making it relatively dry. Conversely, February experiences significantly higher rainfall, accumulating 78 mm (3.1 in) over 9 days. Despite the increased rainfall in February, humidity levels remain comparable, at 84% in September and 79% in February. For more detailed insights on February weather, you can visit Kihei weather in February.
In September, the weather typically brings warmer temperatures, with an average of 26°C (79°F) and highs reaching up to 32°C (90°F). The month experiences relatively low precipitation, with only about 19 mm (0.7 in) over 5 days, and a high humidity level of 84%. In contrast, March offers slightly cooler conditions, featuring an average temperature of 22°C (73°F) and maximums of 28°C (83°F). However, it is wetter, receiving approximately 55 mm (2.2 in) of rainfall over 9 days and slightly lower humidity at 79%. For more details on March weather, visit Kihei weather in March.
In September, temperatures are generally warmer, with a minimum of 22°C (72°F) and an average of 26°C (79°F), reaching highs of 32°C (90°F). The month experiences relatively low precipitation, totaling just 19 mm (0.7 in) over about 5 days, coupled with a high humidity level of 84%. In contrast, April sees slightly cooler temperatures, starting at a minimum of 18°C (65°F) and averaging around 23°C (74°F), peaking at 29°C (84°F). However, April is significantly wetter, with 52 mm (2.1 in) of rainfall spread over approximately 10 days, while humidity remains comparable at 82%. For more detailed information, check out Kihei weather in April.
September and May present contrasting yet pleasant weather conditions. In September, temperatures are generally warmer, with a minimum of 22°C (72°F) and an average of 26°C (79°F), peaking at a maximum of 32°C (90°F). The month sees relatively low precipitation at 19 mm (0.7 in) over about 5 days, coupled with high humidity at 84%. In comparison, May experiences slightly cooler temperatures, with a minimum of 18°C (65°F), an average of 24°C (76°F), and a maximum of 30°C (87°F). However, it has more rain, totaling 37 mm (1.5 in) over 6 days, and a humidity level that is just a touch lower at 83%. For more insights, you can explore Kihei weather in May.
In comparing the weather between September and June, both months exhibit warm temperatures and high humidity levels, typically hovering around 84%. September tends to be slightly warmer, featuring a minimum temperature of 22°C (72°F) and an average of 26°C (79°F), while June has a slightly lower average of 25°C (78°F) with a minimum of 21°C (70°F). Additionally, September occasionally reaches a maximum of 32°C (90°F), compared to June's maximum of 30°C (87°F). Precipitation levels are comparable, with September receiving 19 mm (0.7 in) over about 5 days and June accumulating 15 mm (0.6 in) over 4 days. For more specific insights into June weather, you can check out Kihei weather in June.
When comparing the weather in September and July, both months exhibit similar average temperatures, with September featuring a minimum of 22°C (72°F) and a maximum of 32°C (90°F), while July has slightly lower minimum and maximum temperatures at 21°C (71°F) and 31°C (88°F) respectively. Precipitation levels differ slightly as well, with September receiving 19 mm (0.7 in) of rain compared to July's 24 mm (0.9 in), although both months experience rain on about five days. Humidity remains high in both months, with September at 84% and July at 85%, giving the air a similarly muggy feel. For more detailed weather information, you can visit Kihei weather in July.
In September, the weather remains quite warm, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 32°C (90°F), and an average of 26°C (79°F). While the humidity slightly decreases to 84%, there is also a reduction in precipitation, with only 19 mm (0.7 in) recorded over 5 days. In contrast, August has similar temperature patterns, with a minimum of 21°C (71°F) and a maximum of 32°C (89°F), but experiences higher precipitation at 28 mm (1.1 in) over the same number of days, along with slightly higher humidity at 85%. For a more detailed look at the weather specifics, you can check Kihei weather in August.
In comparing the weather between September and October, September tends to be slightly warmer, with average temperatures reaching 26°C (79°F) and maximums of 32°C (90°F). October, on the other hand, sees a slight decrease in average temperature to 25°C (78°F) and a maximum of 31°C (88°F). Precipitation also increases significantly in October, rising to 50 mm (2.0 in) over 8 days, compared to September's milder 19 mm (0.7 in) over 5 days. Humidity remains similar in both months, with September at 84% and October at 83%. For more detailed information, check out Kihei weather in October.
In September, the weather tends to be warmer, with average temperatures around 26°C (79°F) and maximum highs reaching 32°C (90°F). The month sees 19 mm (0.7 in) of precipitation over approximately 5 days, along with a high humidity level of 84%. In contrast, November experiences slightly cooler temperatures, with an average of 24°C (76°F) and maximum temperatures peaking at 30°C (87°F). Precipitation is marginally higher at 20 mm (0.8 in) over about 6 days, while humidity remains relatively similar at 82%. For more detailed insights on November's weather, you can visit Kihei weather in November.
In September, the weather is warmer with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 32°C (90°F) and an average of 26°C (79°F). The month sees relatively low precipitation, with just 19 mm (0.7 in) falling over 5 days, contributing to a humid atmosphere with 84% humidity. In contrast, December experiences cooler temperatures, with a minimum of 17°C (63°F) and a maximum of 29°C (84°F), averaging around 23°C (74°F). The precipitation increases in December to 45 mm (1.8 in) spread over 8 days, while humidity slightly decreases to 81%. For a more detailed look at the December weather, check out Kihei weather in December.
As September rolls in, Kihei experiences a delightful transition in weather, marked by warm temperatures and a hint of tropical humidity. The average warmth settles around a comfortable 26°C (79°F), with the delightfully predictable warmth peaking at 32°C (90°F) on the hottest days. Unlike the heavier rains of winter months, September offers only a few brief showers, totaling just 19 mm across about five days. This makes the month perfect for those who enjoy sunny beach days interspersed with occasional refreshing rain. Overall, September strikes a lovely balance, presenting a fantastic time to experience the beauty of Kihei. For a deeper understanding of seasonal shifts, explore Kihei Climate.