April Weather in Kapa'a, United States

Last updated: February 24, 2025

Experience the delightful climate of Kapa'a, United States in April, where temperatures typically range from a pleasant 19°C (67°F) to a maximum of 26°C (78°F), creating an inviting atmosphere for both residents and visitors. The month showcases an average temperature of 23°C (73°F), perfect for outdoor adventures. However, anticipate moderate precipitation, with around 80 mm (3.2 in) of rain spread across 20 days, contributing to the region's lush landscapes. The humidity sits at a comfortable 81%, adding to the tropical charm of this beautiful island location. Whether strolling along the beaches or exploring local attractions, April's weather in Kapa'a promises a memorable experience.

April Temperature in Kapa'a

In April, Kapa'a experiences a delightful transition in temperatures, marking the onset of warmer days as spring settles in. With minimums around 19°C (67°F) and a pleasant average rising to 23°C (73°F), the island feels invigorating. The daytime highs can reach 26°C (78°F), mirroring the warmth found in the prior months but hinting at the rising temperatures that May will bring. This month stands out as a bridge between the cooler winter months and the sultry summer, showcasing a consistent pattern of mild, enjoyable weather that's perfect for outdoor adventures. As the sun shines brighter and the breezes soften, Kapa'a in April perfectly encapsulates the charm of Hawaiian spring.

April Weather in Kapa'a: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Kapa'a, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec727171737476777878777573
Data source: Temperature data for Kapa'a generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Kapa'a

In April, Kapa'a experiences an average precipitation of 80 mm (3.2 in), marking a slight decrease from the wetter months preceding it. With rainfall spread over 20 days, this month continues the trend of frequent showers typical for the spring season. Compared to March, which recorded 156 mm during 21 rainy days, April's totals suggest a transition towards drier conditions, as the landscape begins to recover from the heavy rains of early spring. These consistent rain patterns, with April fitting comfortably into the cycle of wetness and relatively mild fluctuations, set the stage for the lush greenery that characterizes this beautiful region of the United States.

April Precipitation Trends in Kapa'a

The chart displays monthly precipitation patterns in Kapa'a, with values for each month alongside April's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec60941568063928080659576127
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Kapa'a

In April, Kapa'a experiences a noticeable rise in humidity, reaching 81%, which marks a slight increase from the previous months. This upward trend continues into May and June, suggesting that the onset of warmer seasons brings a more tropical feel to the area. Throughout the year, humidity levels fluctuate, but there’s a clear pattern of rising moisture from March through August, with July and August peaking at 83%. As the year progresses, humidity begins to taper slightly, dropping back to 79% by December. Overall, April sets the stage for the humid summer months ahead, enveloping Kapa'a in its lush, vibrant climate.

April Average Humidity in Kapa'a

This chart illustrates the average monthly humidity levels in Kapa'a, with April's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how April's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec78%79%78%81%82%82%83%83%82%81%80%79%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Kapa'a

In April, Kapa'a experiences a UV Index of 11, categorizing it as extreme and reflecting the heightened sun exposure typical of this time of year. This marks the continuation of a trend from March, where the UV Index was also at its peak, indicating a persistent need for caution against sunburn, with a dangerously low burn time of just 10 minutes. As temperatures rise into the following months, the UV Index reaches even higher levels, peaking at 13 in May and July. It's essential for residents and visitors alike to stay vigilant about sun protection during this period. Embrace the beautiful Hawaiian sun, but remember to safeguard your skin! For more information on daily conditions, visit Kapa'a UV Index.

Maximum UV Index Levels in Kapa'a for April

The chart shows the monthly maximum UV Index (UVI) for Kapa'a in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec710111113121313121087
Data source: Kapa'a April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

April Sunshine in Kapa'a

April marks a delightful turning point in Kapa'a, where the hours of sunshine skyrocket to 305 hours, signaling the arrival of warmer days and the vibrant spirit of spring. This upward trend is a precursor to the sunniest months of the year, with May and July leading the charge at 335 and 349 hours, respectively. Following the steady increase from January's 216 hours to April’s bright 305, it’s clear that the island basks in an ever-growing embrace of sunshine as the year progresses. While the fall months see a gentle decline, the overall trajectory showcases Kapa'a as a sun-drenched paradise, perfect for outdoor exploration and soaking in the beauty of the Hawaiian landscape.

Monthly Sunshine Duration in Kapa'a: April Highlighted

The April sunshine duration represents the total number of hours Kapa'a experiences direct sunlight during the month of April, excluding cloudy or obstructed periods. This chart compares the sunshine duration of April with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec216h256h283h305h335h334h349h337h315h298h268h256h
Data source: Kapa'a April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kapa'a During April

In Kapa'a, United States, the likelihood of sunny weather in April hovers around 50%, showcasing a slight decrease from the more radiant months preceding it. As we transition from the inviting warmth of March, which dips to 42%, April maintains a balanced outlook, reflecting the unpredictability of spring. Looking ahead, the sunshine potential improves steadily into late spring and summer, culminating in August's peak of 61%. This gradual upward trend suggests that while April may not be the sunniest month, it's a pivotal threshold before our sun-kissed summer. As such, residents and visitors can enjoy a pleasant mix of sunshine and showers throughout the month.

Percentage of Sunny Days in April in Kapa'a

The chart illustrates the percentage of sunny days in Kapa'a throughout the year, with April highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Kapa'a experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec52%52%43%50%56%60%46%61%54%56%56%33%
Data source: Kapa'a April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kapa'a in April

As April unfolds in Kapa'a, the island revels in 12 hours of daylight, maintaining the same luminous duration as March. This stability marks a smooth transition into spring, following a gradual increase from 10 hours in January and 11 hours in February. As we move toward the summer months, daylight inches upward, peaking at 13 hours in May and continuing through June and July. This trend highlights the comforting constancy of Kapa'a's daylight as the days grow longer, encouraging outdoor adventures and appreciation for the breathtaking landscapes bathed in sunlight.

Average Daylight Hours in Kapa'a for April

The chart illustrates the variation in daylight duration in Kapa'a throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 56m11h 25m12h 2m12h 40m13h 11m13h 26m13h 18m12h 50m12h 13m11h 36m11h 3m10h 48m
Data source: Kapa'a daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Kapa'a

As April unfolds in Kapa'a, the average wind speed dips slightly to 4.8 m/s (11 mph), marking a gentle transition from the breezier March, which boasted 6.1 m/s (14 mph). This month creates a serene atmosphere, as winds begin to calm just before the summer months. Following April, the wind speeds remain steady through May, yet a noticeable increase occurs in July where gusts reach 6.0 m/s (14 mph), hinting at a summer resurgence. Overall, this trend suggests that while April may bring lighter breezes, the energetic winds of other months illustrate the dynamic climate of this beautiful coastal region.

Average April Wind Speed in Kapa'a

The chart displays monthly wind speed patterns in Kapa'a, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.55.16.14.8 m/s4.84.66.05.35.55.53.96.1
Data source: Kapa'a April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Kapa'a Compares to Other Months

The weather in Kapa'a changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of April'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.

April and January both feature warm temperatures, with January showing a slightly lower average of 22°C (73°F) compared to April's 23°C (73°F). The minimum temperatures are consistent at 19°C (67°F) for both months, while April reaches a maximum of 26°C (78°F), just above January's 25°C (78°F). One notable difference is in precipitation: April experiences more rainfall, with 80 mm (3.2 in) spread over 20 days, whereas January has only 60 mm (2.3 in) across 11 days, leading to slightly lower humidity levels in January at 78% compared to April's 81%. For more details, you can check out Kapa'a weather in January.

In comparing the weather between February and April, both months exhibit similar maximum temperatures of 26°C (78°F), yet April tends to be slightly warmer with average temperatures reaching 23°C (73°F), compared to February's 22°C (71°F). February experiences a bit cooler minimum temperature at 16°C (62°F) compared to April's 19°C (67°F). While February has a higher total precipitation of 94 mm (3.7 in) over 17 days, April sees 80 mm (3.2 in) over a longer duration of 20 days, suggesting a slightly wetter, albeit less intense, rainy season. Both months have high humidity levels, with April standing at 81% and February slightly lower at 79%. For more detailed information on February weather, visit Kapa'a weather in February.

In comparing the weather of April and March, we can observe that both months feature mild temperatures with March slightly cooler, having a minimum temperature of 18°C (65°F) compared to April's minimum of 19°C (67°F). The average temperatures remain close, with March averaging 22°C (72°F) and April at 23°C (73°F). However, April experiences significantly less precipitation, totaling 80 mm (3.2 in) over 20 days, while March has a much higher rainfall of 156 mm (6.1 in) across 21 days. Humidity is slightly higher in April at 81%, compared to March’s 78%. For a more detailed look at March weather, visit Kapa'a weather in March.

April and May exhibit similar weather patterns, with both months starting with a minimum temperature of 19°C (67°F) and featuring an average temperature of around 23°C (73°F to 74°F). However, May tends to be slightly warmer, with a maximum temperature reaching 27°C (81°F) compared to April's 26°C (78°F). In terms of precipitation, April is wetter, receiving 80 mm (3.2 in) over 20 days, while May has less precipitation at 63 mm (2.5 in) over 21 days. Both months showcase high humidity levels, hovering around 81% in April and slightly increasing to 82% in May. For more detailed insights, you can check Kapa'a weather in May.

April and June present a pleasant transition in weather patterns. In April, temperatures range from a minimum of 19°C (67°F) to a maximum of 26°C (78°F), with an average of 23°C (73°F). The month sees about 80 mm (3.2 in) of precipitation spread over 20 days, coupled with a humidity level of 81%. June, on the other hand, is slightly warmer, with temperatures starting at 21°C (71°F) and peaking at 27°C (81°F), averaging at 24°C (76°F). Precipitation in June rises to 92 mm (3.6 in) over the same number of rain days, while humidity also increases slightly to 82%. For more detailed weather information in June, you can check Kapa'a weather in June.

April and July exhibit some similarities in weather patterns, but also notable differences. In April, temperatures range from a minimum of 19°C (67°F) to a maximum of 26°C (78°F), with an average of 23°C (73°F). The month sees around 80 mm (3.2 in) of precipitation across 20 days, with humidity at a relatively high 81%. In contrast, July experiences 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). The precipitation level remains the same at 80 mm (3.2 in), but it occurs over 26 days, leading to a higher humidity level of 83%. This indicates that July is warmer and potentially more humid, while also being rainier than April. For more detailed information, you can check Kapa'a weather in July.

In April, temperatures tend to be slightly cooler, with average highs around 26°C (78°F) and an overall humidity of 81%. The month experiences around 80 mm (3.2 in) of precipitation spread over 20 days, indicating a regular chance of rain. Conversely, August brings warmer temperatures, with averages peaking at 28°C (83°F) and a slightly higher humidity of 83%. While precipitation remains the same at 80 mm (3.2 in), it extends over 23 days, suggesting a marginally wetter month. For more specific details, you can check Kapa'a weather in August.

April and September present a transition in weather patterns, though both months remain warm and humid. In April, temperatures range from a minimum of 19°C (67°F) to a maximum of 26°C (78°F), with an average temperature of 23°C (73°F). This month experiences higher precipitation at 80 mm (3.2 in) over 20 days, along with a humidity level of 81%. In contrast, September shows slightly warmer conditions, with minimum temperatures of 23°C (73°F) and maximums reaching 28°C (83°F), averaging 25°C (78°F). Precipitation decreases to 65 mm (2.5 in) over 21 days, with humidity rising modestly to 82%. For a more detailed look at September weather, you can check Kapa'a weather in September.

April and October share similar humidity levels, both averaging around 81%, but their temperatures reveal some differences. In April, the temperatures range from a minimum of 19°C (67°F) to a maximum of 26°C (78°F), with an average of 23°C (73°F). In contrast, October is slightly warmer, with a minimum of 22°C (71°F) and a maximum of 28°C (82°F), leading to an average temperature of 25°C (77°F). Precipitation is more prominent in October, with 95 mm (3.7 in) falling over 22 days, compared to April's 80 mm (3.2 in) over 20 days. For more specific details about October weather, you can check Kapa'a weather in October.

April and November exhibit mild temperatures, with April showing a minimum of 19°C (67°F) and an average of 23°C (73°F), while November has slightly warmer temperatures, starting at a minimum of 21°C (69°F) and averaging 24°C (76°F). Although April experiences a marginally higher total precipitation of 80 mm (3.2 in) over 20 days, November is close behind with 76 mm (3.0 in) across 21 days, reflecting a similarly wet climate. Humidity levels are nearly identical in both months, with April at 81% and November at 80%, contributing to a consistently humid atmosphere. For more specific weather details, you can check Kapa'a weather in November.

April and December share similar temperature ranges, with both months having a minimum of around 19°C (66-67°F), an average of approximately 23°C (73-74°F), and a maximum of about 26°C (78-79°F). However, December experiences higher precipitation, averaging 127 mm (5.0 in) over approximately 21 days, compared to April's 80 mm (3.2 in) over 20 days. Additionally, December's humidity is slightly lower at 79%, contrasted with the higher humidity of 81% in April. For a more detailed look at the weather conditions, check out Kapa'a weather in December.

Compare Kapa'a's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Kapa'a

As April unfolds in Kapa'a, the weather showcases a unique blend of warmth and moisture that sets it apart from other months. The mild temperatures create a comfortable atmosphere, ideal for both relaxation and adventure. However, residents and visitors alike should be prepared for the increased rainfall, with nearly two-thirds of the month experiencing precipitation. This high humidity adds to the tropical feel, making April a time of lush landscapes and vibrant flora. While the occasional showers breathe life into the scenery, they also contribute to the island’s reputation for diverse weather patterns. For more on the captivating climate of Kapa'a, check out Kapa'a Climate.