Last updated: February 24, 2025
In Kailua, United States, October showcases a pleasant climate, with maximum temperatures reaching 29°C (84°F) and an average of 25°C (78°F). The month experiences a mild minimum temperature of 22°C (72°F), making it ideal for outdoor activities. However, be prepared for some rain, as 66 mm (2.6 inches) of precipitation falls over approximately 15 days, contributing to an overall humidity level of 81%. This combination of warmth and moisture creates a lush and vibrant atmosphere, perfect for experiencing Kailua’s stunning natural beauty.
In Kailua, October marks the transition into a slightly cooler season, yet it remains comfortably warm with temperatures lingering between 22°C (72°F) at night and peaking at 29°C (84°F) during the day. The average temperature settles at 25°C (78°F), a noticeable dip compared to the high summer months, but still inviting for outdoor activities. This month continues the trend of mild conditions established in previous months, with nighttime temperatures consistently holding above 20°C (68°F), indicating a delightful balance of warmth and cool breezes. Overall, October embodies the charm of warmth as the island prepares for the cooler months ahead, making it an ideal time for leisurely beach outings and stunning sunset views.
In October, Kailua experiences a notable increase in precipitation, with 66 mm (2.6 in) of rainfall over 15 days. This level of precipitation marks a shift from the drier late summer months, as September recorded only 37 mm with the same number of rainy days. The consistent uptick in rainfall during October is reflected in the seasonal transition toward a wetter climate, setting the stage for the robust rainfall characteristic of later months, such as November at 48 mm and December at 87 mm. With its balmy temperatures and lush landscapes, October not only captures a significant shift in weather patterns but also underscores Kailua's vibrant ecology thriving on seasonal rains.
In Kailua, United States, the humidity levels exhibit a notable pattern throughout the year. Starting off with a steady 78% in January and March, humidity gradually climbs to its peak in the warmer months, reaching 83% during both July and August. As the summer transitions to fall, humidity dips slightly, with October recording an average of 81%. This decrease continues into late autumn, culminating in November's 80%. Overall, while October showcases a modest humidity level compared to the summer, it remains comfortably higher than the winter months, emphasizing Kailua’s tropical climate and its inviting, warm atmosphere year-round.
In October, Kailua experiences a UV Index of 11, placing it firmly in the extreme exposure category, with a burn time of just 10 minutes. This month, like the preceding summer months of June through September, maintains a trend of high UV levels, signaling the need for sun protection. Although the index is slightly lower than the peak summer values, it's crucial to remain vigilant, as a drop to only 11 still poses significant risks for unprotected skin. As we move towards the end of the year, November sees a notable decrease to a UV Index of 8, while December returns to 7, illustrating a gradual tapering of UV intensity as winter approaches. For more detailed information on UV levels and safety tips, visit Kailua UV Index.
UV Risk Categories
As October rolls into Kailua, the days continue to bask in a warm glow, boasting 301 hours of sunshine. This pleasant month follows an impressive summer, where July peaked at 349 hours, setting a high bar for light and warmth. Although the days start to shorten, October manages to comfortably maintain a significant amount of sunshine, making it one of the brightest months of the fall season. This trend of gradually diminishing daylight carries into November, which dips to 272 hours, yet the lingering warmth of October provides a perfect backdrop for outdoor activities and leisurely strolls along the stunning beaches. Kailua truly shines in October, offering a delightful transition as it shifts into a cooler, yet still inviting autumn.
In October, Kailua enjoys a 62% chance of sunny weather, making it one of the brighter months of the year. This trend of increasing sunshine is evident as we move from September, which boasts a 59% likelihood, to October's more favorable conditions. Following the summer months, which hover around the mid-60% range, October balances warmth with occasional clouds, contributing to its appealing climate. As fall unfolds, residents and visitors can look forward to a delightful blend of sunny days and comfortable temperatures, perfect for outdoor activities and enjoying the beautiful Hawaiian landscape.
In Kailua, United States, October marks a subtle transition as daylight hours begin to wane, offering approximately 11 hours of sunlight each day. Following the peak daylight duration of 13 hours experienced during the summer months, this dip signifies the gradual shift towards winter. The month of October sees a return to shorter days akin to the early spring, as daylight diminishes slightly from September's consistent brightness. This pattern continues into November, where daylight remains steady at 11 hours before dropping again in December. Overall, October serves as a gentle reminder of the changing seasons, blending the warmth of lingering daylight with the onset of shorter, cooler days ahead.
As October unfolds in Kailua, the winds pick up a slight breeze, boasting an average speed of 6.2 m/s (14 mph). This noteworthy increase follows a summer peak in July, where winds reached 7.0 m/s (16 mph), bringing a refreshing whisper to the warm days. Compared to the gentler summer and early fall, October offers a tangible shift, continuing the moderate pace seen in September. Notably, the months of November and December usher in a decline to 4.1 m/s (9 mph), hinting at the coming winter calm. This trend highlights October as a sweet spot for wind lovers, striking a balance between lively gusts and the tranquil moments that characterize Kailua's climate.
The weather in Kailua changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of October's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Kailua and find detailed weather information for every month.
October weather features warmer temperatures, with a minimum of 22°C (72°F), an average of 25°C (78°F), and a maximum of 29°C (84°F). It is also the wetter of the two months, experiencing around 66 mm (2.6 in) of precipitation over approximately 15 days, combined with higher humidity at 81%. In contrast, January brings slightly cooler conditions, where temperatures range from a minimum of 19°C (67°F) to a maximum of 27°C (80°F), with an average of 23°C (73°F). Additionally, precipitation is significantly lower at 34 mm (1.3 in) over only 9 days, accompanied by a slightly lower humidity of 78%. For more details on the January climate, you can visit Kailua weather in January.
In comparing the weather of October and February, we see noticeable differences in temperature and precipitation patterns. October generally features warmer temperatures with a minimum of 22°C (72°F) and averages around 25°C (78°F), peaking at 29°C (84°F). In contrast, February presents milder conditions, with a minimum of 16°C (62°F) and an average of 22°C (72°F), reaching a maximum of 26°C (79°F). While October experiences 66 mm (2.6 in) of precipitation over approximately 15 days, February sees slightly higher rainfall at 82 mm (3.2 in) over 14 days, coupled with marginally lower humidity levels of 79%. For more details, you can check out Kailua weather in February.
October and March exhibit warm tropical climates, though there are some notable differences. In October, temperatures typically range from a minimum of 22°C (72°F) to a maximum of 29°C (84°F), with an average of 25°C (78°F). The month sees about 66 mm (2.6 in) of precipitation over approximately 15 days, contributing to a humidity level of 81%. In contrast, March experiences slightly cooler temperatures, with a minimum of 19°C (66°F) and a maximum of 27°C (81°F), averaging 22°C (73°F). It also has higher rainfall, totaling 89 mm (3.5 in) over about 16 days, with humidity at 78%. For a more detailed look at March weather, you can check out Kailua weather in March.
October and April present a relatively mild climate, but there are some notable differences. October tends to be slightly warmer, with average temperatures hovering around 25°C (78°F) compared to April's average of 23°C (74°F). Precipitation is higher in October with 66 mm (2.6 inches) over about 15 days of rain, while April sees a bit less moisture at 51 mm (2.0 inches) across 13 days. Interestingly, both months share equal humidity levels at 81%, contributing to that tropical feel throughout the year. For more details on weather conditions, you can check out the Kailua weather in April.
October generally experiences slightly warmer temperatures compared to May, with average highs of 29°C (84°F) compared to May's 28°C (82°F). However, May has a marginally lower minimum temperature of 18°C (65°F) versus October's minimum of 22°C (72°F). In terms of precipitation, October sees more rain, with 66 mm (2.6 in) over 15 days compared to May's 44 mm (1.7 in) over 13 days. Both months exhibit similar humidity levels, with October at 81% and May just slightly higher at 82%. For a more detailed look at May's weather, you can check Kailua weather in May.
In October, temperatures range from a minimum of 22°C (72°F) to a maximum of 29°C (84°F), with an average of 25°C (78°F). The month experiences a higher level of precipitation, totaling 66 mm (2.6 in) over approximately 15 days, coupled with a humidity level of 81%. In contrast, June shows slightly cooler temperatures, peaking at 28°C (83°F) with the same minimum and average temperatures as October. Precipitation in June is lower at 56 mm (2.2 in) across 11 days and slightly less humidity at 82%. For a more detailed look at the weather during this month, you can check Kailua weather in June.
In October, the weather remains warm with a minimum temperature of 22°C (72°F) and an average of 25°C (78°F), peaking at a maximum of 29°C (84°F). However, this month is marked by higher precipitation, totaling 66 mm (2.6 in) over about 15 days, and humidity levels are around 81%. In contrast, July offers slightly warmer temperatures, averaging 26°C (78°F) and reaching a high of 28°C (83°F), with less rainfall totaling 39 mm (1.5 in) across 16 days. The humidity is marginally higher at 83%. For more details on Kailua's warm summer climate, you can check Kailua weather in July.
In comparing October and August weather, October tends to be slightly cooler, with average temperatures ranging from a minimum of 22°C (72°F) to a maximum of 29°C (84°F), while August has a minimal temperature of 23°C (73°F) and peaks at 29°C (85°F). Additionally, October sees a bit more rainfall, averaging 66 mm (2.6 in) over 15 days compared to August's 41 mm (1.6 in) across 12 days. Humidity levels are relatively similar, with October at 81% and August slightly higher at 83%. For more detailed insights into August weather, check out Kailua weather in August.
In comparison to September, October sees a slight decrease in average temperature, dropping from 26°C (79°F) to 25°C (78°F), while both months maintain similar minimum and maximum temperatures. However, October experiences more precipitation, with 66 mm (2.6 in) over 15 days compared to September's 37 mm (1.5 in) over 12 days, resulting in a wetter month. Humidity levels remain relatively consistent, with October at 81% and September at 82%. For more detailed insights, you can check out Kailua weather in September.
October and November in Kailua exhibit relatively similar weather patterns, with average temperatures remaining consistent at around 25°C (76°F). However, October tends to be slightly warmer, featuring a minimum temperature of 22°C (72°F) compared to November's 20°C (69°F). Precipitation is more prominent in October, totaling 66 mm (2.6 in) over 15 days, while November sees a reduction to 48 mm (1.9 in) across 16 days. Humidity levels also remain comparable, with October at 81% and November slightly lower at 80%. For more specific details, you can refer to Kailua weather in November.
In October, the weather is characterized by slightly warmer temperatures, with averages around 25°C (78°F) and maximums reaching up to 29°C (84°F). The month sees a significant amount of precipitation, totaling 66 mm (2.6 in) over approximately 15 days, accompanied by a humidity level of 81%. In contrast, December brings cooler temperatures, with an average of 23°C (74°F) and highs of 27°C (81°F). However, it experiences more rainfall, with 87 mm (3.4 in) of precipitation spread over 16 days and a slightly lower humidity of 79%. For more detailed insights into December weather, you can visit Kailua weather in December.
As October rolls in, Kailua experiences a noticeable shift in its weather pattern compared to the summer months. With average temperatures settling at a comfortable 25°C (78°F), this moderate warmth is complemented by a higher humidity level of 81%, creating a slightly more tropical feel. Unlike the drier summer, October sees more frequent rain, with about 15 days of precipitation accounting for 66 mm total. This blend of warmth and moisture not only diversifies the landscape but also enhances the lush beauty of the region. For a deeper dive into what to expect from Kailua's ever-changing climate, check out Kailua Climate.