Last updated: February 24, 2025
In Kapa'a, United States, January showcases a mild tropical climate characterized by an average temperature of 22°C (73°F). Daily highs reach up to 25°C (78°F), while nighttime lows settle around a comfortable 19°C (67°F). This month also experiences significant moisture, with 60 mm (2.3 in) of rainfall spread over 11 days, contributing to an average humidity of 78%. These conditions create a lush and vibrant atmosphere, perfect for enjoying the natural beauty and outdoor activities that Kapa'a has to offer during the winter season.
In Kapa'a, United States, January brings a delightful warmth that sets the tone for the year. With minimum temperatures averaging around 19°C (67°F) and a comfortable average of 22°C (73°F), it’s a month where outdoor activities thrive. The highs of 25°C (78°F) create an inviting environment perfect for exploring the beautiful landscapes. As winter unfolds, the trend shows a gradual rise in evening temperatures, with values continuing to increase into the following months. While February sees a slight dip in the minimum, the overall warmth persists, ensuring January remains a cozy gateway to the sunny charm of Kapa'a. This period highlights the area's mild climate, making it a coveted escape for those seeking pleasant weather amidst the winter chill found elsewhere.
In January, Kapa'a experiences a moderate start to the year with precipitation measuring 60 mm (2.3 in) over approximately 11 rainy days. As the winter months progress into February and March, rainfall intensifies, peaking at 156 mm (6.1 in) in March, with 21 days of precipitation highlighting a notable trend toward wetter conditions. This pattern often sets the stage for a tropical rainy season, as the spring months, although drier, still maintain significant rainfall, averaging around 80 mm (3.2 in) in April and 63 mm (2.5 in) in May. By June, precipitation begins to stabilize at 92 mm (3.6 in), revealing a consistent trend throughout the year where rainfall remains abundant, culminating in a wetter finish towards the end of the year with December showcasing a substantial 127 mm (5.0 in) across 21 days. This rhythm of rainfall not only shapes the local landscape but also plays a vital role in the region’s ecosystem and agricultural practices.
In January, Kapa'a experiences a humidity level of 78%, setting the stage for a month that mirrors the island's lush, tropical essence. This figure sees a slight rise in February to 79%, before returning to 78% in March. As the year progresses, there’s a noticeable upward trend, peaking in the mid-year months of July and August at 83%. This increase highlights the consistent warmth and moisture typical of Hawaii's summer climate. By the time we reach the end of the year, humidity begins to taper off, settling back to 79% in December. Overall, Kapa'a's humidity levels reflect its tropical landscape, with subtle fluctuations that create a consistently inviting atmosphere throughout the year.
In January, Kapa'a experiences a moderate UV Index of 7, categorizing the exposure as high, with a burn time of just 25 minutes. As the month progresses into February, residents and visitors alike should be wary, as the UV Index rapidly escalates to 10, signaling a very high exposure level and a significantly reduced burn time of 15 minutes. This upward trend continues, peaking in the months of March through July, where the UV Index reaches an extreme level of 11 to 13, with burn times diminishing to just 10 minutes. As summer fades into fall, the UV Index begins to taper off, descending back to 10 in October, and eventually returning to 7 by December. This seasonal fluctuation underscores the importance of sun protection in Kapa'a; for more details, check out the Kapa'a UV Index.
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In Kapa'a, January ushers in 216 hours of sparkling sunshine, setting the stage for a gradual increase in daylight hours that peaks in the summer months. As the year progresses, the sunshine steadily intensifies, reaching its zenith in July with 349 hours, a perfect backdrop for beach activities and outdoor adventures. Post-summer, the sunlight begins to wane, yet remains generous with 315 hours in September, before tapering to 256 hours by year-end in December. This trend highlights an inviting cycle of warmth and bright skies, making Kapa'a an ideal destination to bask in the sun, especially during the vibrant spring and summer months.
In Kapa'a, January shines with a 52% chance of sunny weather, a promising start to the new year. This trend continues into February, maintaining the same likelihood of sunshine. As spring unfolds, however, the chances dip slightly to 42% in March before making a gradual recovery in April at 50%. The sun’s presence becomes more consistent as summer approaches, peaking at 61% in August. Interestingly, December sees the year close with a significant drop to just 33%, suggesting that while January offers a balanced opportunity for sun, residents can look forward to even more brightness as the year progresses.
In Kapa'a, United States, the month of January ushers in a modest daylight duration of 10 hours, setting the stage for a gradual increase as the year progresses. Each subsequent month witnesses a steady gain in sunlight, peaking at an invigorating 13 hours from May to July. This vibrant burst of daylight reflects the region's lush, tropical charm, inviting outdoor adventures and sun-soaked relaxation. As summer transitions to fall, daylight gently tapers off, dropping back to 10 hours by December. This cyclical pattern not only highlights the changing seasons but also enhances Kapa'a’s enchanting allure throughout the year.
In January, Kapa'a experiences a refreshing average wind speed of 5.5 m/s (12 mph), setting a brisk tone for the year. As the months unfold, the winds fluctuate, generally hovering around the 5 m/s mark before peaking again in March and December with breezes reaching 6.1 m/s (14 mph). Notably, April and May present the most gentle conditions, with winds dipping to 4.8 m/s (11 mph), while the summer months see a slight resurgence, particularly in July when wind speeds rise to an invigorating 6.0 m/s (14 mph). This dance of calm and spirited winds throughout the year highlights Kapa'a's unique climate, making each month distinct yet connected in the rhythmic flow of nature.
The weather in Kapa'a changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of January's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Kapa'a and find detailed weather information for every month.
In January, the weather features an average temperature of 22°C (73°F) with minimums around 19°C (67°F) and maximums peaking at 25°C (78°F). The month sees a moderate level of precipitation at 60 mm (2.3 in) over 11 days, with humidity levels averaging around 78%. In contrast, February experiences slightly cooler minimum temperatures at 16°C (62°F) but maintains the same average and maximum temperatures as January. However, February is wetter, with a total precipitation of 94 mm (3.7 in) spread across 17 days, and humidity levels remain comparable at 79%. For a closer look at February weather specifics, check out Kapa'a weather in February.
In comparing the weather between January and March, both months exhibit similar temperature ranges, with January having a minimum temperature of 19°C (67°F) and March slightly lower at 18°C (65°F). The average temperature remains stable at around 22°C (72°F), and the maximum temperatures peak at 25°C (78°F) for both months. However, a notable difference lies in the precipitation levels; January experiences 60 mm (2.3 in) of rain over 11 days, while March sees a significant increase with 156 mm (6.1 in) spread over 21 days. This results in a wetter environment in March, despite the humidity remaining constant at 78% throughout both months. For more detailed information, you can refer to Kapa'a weather in March.
In comparison to January, April experiences slightly warmer weather, with average temperatures rising from 22°C (73°F) in January to 23°C (73°F) in April. While the minimum temperatures remain consistent at 19°C (67°F) across both months, April sees a marginal increase in maximum temperatures to 26°C (78°F). Precipitation also sees a notable rise, with April receiving 80 mm (3.2 in) over 20 days, compared to January's 60 mm (2.3 in) over 11 days, contributing to an increase in humidity from 78% in January to 81% in April. For more detailed insights into the weather conditions, you can check out Kapa'a weather in April.
In January, temperatures in Kapa'a range from a minimum of 19°C (67°F) to a maximum of 25°C (78°F), with an average of 22°C (73°F). The month sees about 60 mm (2.3 in) of precipitation across 11 days, accompanied by a humidity level of 78%. By contrast, May experiences slightly warmer weather, with temperatures averaging 23°C (74°F) and peaking at 27°C (81°F). The month also has a bit more rainfall, totaling 63 mm (2.5 in) over 21 days, and a slightly higher humidity of 82%. For more detailed insights on May weather, check out Kapa'a weather in May.
In January, the weather in Kapa'a is characterized by milder temperatures, with a minimum of 19°C (67°F) and an average of 22°C (73°F), peaking at 25°C (78°F). This month experiences about 60 mm (2.3 in) of precipitation spread over 11 days, along with a humidity level of 78%.
By June, temperatures rise slightly, with a minimum of 21°C (71°F), an average of 24°C (76°F), and a maximum of 27°C (81°F). However, June also sees an increase in precipitation, totaling 92 mm (3.6 in) over 20 days, and humidity climbs to 82%. For a more detailed look at Kapa'a's June weather patterns, you can visit Kapa'a weather in June.
In January, the weather is relatively mild, with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 25°C (78°F), and an average temperature of 22°C (73°F). The month experiences about 60 mm (2.3 in) of precipitation over 11 days, with humidity levels at 78%. In contrast, July sees slightly warmer temperatures, with a minimum of 22°C (73°F), an average of 25°C (77°F), and a maximum of 28°C (82°F). This summer month also has increased rainfall, totaling 80 mm (3.2 in) across 26 days, and humidity rises slightly to 83%. For more detailed information on July weather, you can visit Kapa'a weather in July.
When comparing the weather in January and August, notable differences emerge. January features a milder temperature range with minimums around 19°C (67°F) and maximums reaching 25°C (78°F), contrasted with August's warmer temperatures, where minimums are at 22°C (73°F) and maximums peak at 28°C (83°F). Additionally, precipitation is more frequent in August, with 80mm (3.2 in) over 23 days, compared to January's 60mm (2.3 in) spread over 11 days. Humidity also sees a slight increase in August, rising to 83% from January's 78%. For more insights on August weather patterns, check out Kapa'a weather in August.
January and September display distinct weather characteristics in Kapa'a. In January, temperatures are generally milder, with a minimum of 19°C (67°F) and an average of 22°C (73°F), while September experiences warmer conditions, with a minimum of 23°C (73°F) and an average of 25°C (78°F). Both months see a similar amount of precipitation, with January receiving 60 mm (2.3 in) and September slightly more at 65 mm (2.5 in). Notably, September has a higher frequency of rainy days, with precipitation occurring on 21 days, compared to January's 11 days. Humidity levels also rise slightly from January's 78% to September's 82%. For a detailed look at Kapa'a weather, check Kapa'a weather in September.
In January, the weather is slightly cooler, with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 25°C (78°F) and an average of 22°C (73°F). The month sees around 60 mm (2.3 in) of precipitation over 11 days, accompanied by a humidity level of 78%. In contrast, October is warmer, featuring minimum temperatures of 22°C (71°F) and maximum temperatures reaching 28°C (82°F), with an average of 25°C (77°F). However, October experiences more rainfall, totaling 95 mm (3.7 in) across 22 days, and a slightly higher humidity of 81%. For more detailed insights, check out Kapa'a weather in October.
In January, the weather features slightly cooler temperatures with a minimum of 19°C (67°F) and an average of 22°C (73°F), while November offers warmer conditions, with a minimum of 21°C (69°F) and an average of 24°C (76°F). Although January has less total precipitation at 60 mm (2.3 in) over 11 days, November experiences higher rainfall, totaling 76 mm (3.0 in) across 21 days. Humidity levels are comparable, with January at 78% and November slightly higher at 80%. For more detailed information, visit Kapa'a weather in November.
In December, the weather is slightly warmer on average, with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 26°C (79°F), compared to January's range of 19°C (67°F) to 25°C (78°F). However, December experiences significantly higher precipitation, totaling 127 mm (5.0 in) over 21 days, while January sees only 60 mm (2.3 in) across 11 days. Humidity levels remain similar, with December at 79% and January at 78%. For more details, you can check Kapa'a weather in December.
In January, Kapa'a experiences a gentle dip in temperatures compared to other months, with comfortable averages around 22°C (73°F), making it a pleasant time for outdoor activities. While there is a moderate level of precipitation, with rain occurring on roughly 11 days, the overall humidity remains high at 78%, adding to the tropical ambiance. This blend of favorable weather and occasional showers provides a unique charm to the island, perfect for exploration. For a deeper understanding of Kapa'a's weather patterns, visit Kapa'a Climate.