April weather forecast
Ewa Beach, HI

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Weather in April

By April, Ewa Beach sees the beginning of a pattern of declining rainfall. A notable characteristic of April is the increased daylight, which amplifies outdoor activities and beach visits. As the ocean begins to warm up, it beckons to the community for refreshing dips. The UV index remains constant, emphasizing the importance of sunscreen protection. The preserved balance between rainfall, humidity, and sunshine underline the month's appealing weather.

Temperature

In April, Ewa Beach's weather conditions record an average high-temperature of a still warm 76.8°F (24.9°C), demonstrating little divergence from the preceding month. Night temperatures during April in Ewa Beach, Hawaii, experience a slight downturn, averaging an agreeable 72.1°F (22.3°C).

Humidity

January, April through June, August through November, with an average relative humidity of 74%, are the least humid months.

Rainfall

In Ewa Beach, during April, the rain falls for 16.5 days and regularly aggregates up to 0.94" (24mm) of precipitation. Throughout the year, in Ewa Beach, there are 172.2 rainfall days, and 12.72" (323mm) of precipitation is accumulated.

Ocean temperature

In April, the average ocean temperature in Ewa Beach is 77.2°F (25.1°C).
Note: Water temperatures between 77°F (25°C) and 84.2°F (29°C) are regarded as highly pleasant, making all water activities enjoyable without any discomfort over long durations.

Daylight

The average length of the day in April in Ewa Beach is 12h and 40min.
On the first day of April in Ewa Beach, sunrise is at 6:24 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 6:57 pm HST.

Sunshine

In Ewa Beach, Hawaii, the average sunshine in April is 8.6h.

UV index

January through May, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Ewa Beach. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: A daily high UV index of 6 in April leads to these guidelines:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Boost your sun resistance with garments that are densely woven yet spacious. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.
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Frequently asked questions

What is the usual temperature for Ewa Beach in April?

The high-temperature, in April, in Ewa Beach, records 76.8°F (24.9°C), while the low-temperature is 72.1°F (22.3°C).

What is the least humid month in Ewa Beach?

January, April through June, August through November, with an average relative humidity of 74%, are the least humid months in Ewa Beach.

What is the average humidity in April in Ewa Beach?

In Ewa Beach, the average relative humidity in April is 74%.

How many days does it rain in April in Ewa Beach?

In Ewa Beach, in April, it is raining for 16.5 days, with typically 0.94" (24mm) of accumulated precipitation.

What is the ocean temperature in April in Ewa Beach?

In Ewa Beach, Hawaii, the average seawater temperature in April is 77.2°F (25.1°C). For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

How many hours of daylight does Ewa Beach have in April?

In April, the average day length is 12h and 40min.

What time are sunrise and sunset in April in Ewa Beach?

On the first day of April in Ewa Beach, sunrise is at 6:24 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 6:57 pm HST.

How long on average sun shines in April in Ewa Beach?

The average sunshine duration in April in Ewa Beach, Hawaii, is 8.6h.

What is the month with the lowest UV index in Ewa Beach?

January through May, October through December, with an average maximum UV index of 6, are months with the lowest UV index.

What is the UV index intensity in April in Ewa Beach?

In April, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.

Average temperature in April
Ewa Beach, HI

Average temperature in April - Ewa Beach, HI
  • Average high temperature in April: 76.8°F

The warmest months (with the highest average high temperature) are August and September (81.5°F).
The month with the lowest average high temperature is February (74.8°F).

  • Average low temperature in April: 72.1°F

The months with the highest average low temperature are August and September (76.3°F).
The coldest month (with the lowest average low temperature) is February (69.4°F).

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Average pressure in April
Ewa Beach, HI

Average pressure in April - Ewa Beach, HI
  • Average pressure in April: 30.05"Hg

The months with the highest atmospheric pressure are March and April (30.05"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).

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Average wind speed in April
Ewa Beach, HI

Average wind speed in April - Ewa Beach, HI
  • Average wind speed in April: 10.9mph

The windiest month (with the highest average wind speed) is July (11.9mph).
The calmest months (with the lowest average wind speed) are January and October (9.1mph).

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Average humidity in April
Ewa Beach, HI

Average humidity in April - Ewa Beach, HI
  • Average humidity in April: 74%

The month with the highest relative humidity is December (76%).
The months with the lowest relative humidity are January, April, May, June, August, September, October and November (74%).

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Average rainfall in April
Ewa Beach, HI

Average rainfall in April - Ewa Beach, HI
  • Average rainfall in April: 0.94"

The wettest month (with the highest rainfall) is March (1.77").
The driest month (with the least rainfall) is July (0.43").

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Average rainfall days in April
Ewa Beach, HI

Average rainfall days in April - Ewa Beach, HI
  • Average rainfall days in April: 16.5 days

The month with the highest number of rainy days is March (18.1 days).
The month with the least rainy days is July (11.3 days).

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Average sea temperature in April
Ewa Beach, HI

Average sea temperature in April - Ewa Beach, HI
  • Average sea temperature in April: 77.3°F

The best month for swimming (with the highest average sea temperature) is September (80.6°F).
The coldest month (with the lowest average sea temperature) is March (75.7°F).

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Average daylight in April /
Average sunshine in April
Ewa Beach, HI

Average daylight in April / Average sunshine in April - Ewa Beach, HI
  • Average daylight in April: 12h and 4min

The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in April: 8h and 4min

The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is November (Average sunshine: 6h and 42min).

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Average sunshine days in April
Ewa Beach, HI

Average sunshine days in April - Ewa Beach, HI
  • Average sunshine days in April: 8.3 days

The months with the most sunshine days are July and August (15.3 days).
The month with the least sunshine days is March (6.8 days).

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Average UV index in April
Ewa Beach, HI

Average UV index in April - Ewa Beach, HI
  • Average UV index in April: 6

The months with the highest UV index are June, July, August and September (UV index 7).
The months with the lowest UV index are January, February, March, April, May, October, November and December (UV index 6).

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Average cloud cover in April
Ewa Beach, HI

Average cloud cover in April - Ewa Beach, HI
  • Average cloud cover in April: 35

The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is September (Cloud cover 30).

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Average visibility in April
Ewa Beach, HI

Average visibility in April - Ewa Beach, HI
  • Average visibility in April: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Ewa Beach, Hawaii, USA

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