April weather forecast
Kahuku, HI

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Weather in April

April, like March, in Kahuku, Hawaii, is another warm spring month, with an average temperature fluctuating between 76.6°F (24.8°C) and 71.4°F (21.9°C).

Temperature

Kahuku's shift from March to April is accompanied by an average high-temperature of a still warm 76.6°F (24.8°C), a slight deviation from 74.7°F (23.7°C). In April, a low-temperature average of 71.4°F (21.9°C) is characteristic of Kahuku, marking a minor shift from daytime temperatures.

Humidity

The months with the lowest humidity in Kahuku are January, April, May, September and November, with an average relative humidity of 75%.

Rainfall

In Kahuku, in April, during 20.4 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. In Kahuku, during the entire year, the rain falls for 215.6 days and collects up to 16.38" (416mm) of precipitation.

Daylight

In April, the average length of the day in Kahuku is 12h and 40min.
On the first day of April, sunrise is at 6:23 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 6:57 pm HST.

Sunshine

In April, the average sunshine in Kahuku is 7.8h.

UV index

January through June, August, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Kahuku. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: A typical high UV index of 6 in April suggests the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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Frequently asked questions

What are the temperatures in Kahuku in April?

The high-temperature, in April, in Kahuku, records 76.6°F (24.8°C), while the low-temperature is 71.4°F (21.9°C).

What is the least humid month in Kahuku?

The months with the lowest humidity are January, April, May, September and November, with an average relative humidity of 75%.

What is the average humidity in April in Kahuku?

The average relative humidity in April is 75%.

How much does it rain in Kahuku in April?

In April, in Kahuku, the rain falls for 20.4 days. Throughout April, 1.26" (32mm) of precipitation is accumulated.

What is the average length of the day in April in Kahuku?

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

When are sunrise and sunset in April in Kahuku?

In April, on the first day of the month, sunrise is at 6:23 am and sunset at 6:47 pm. On the last day of the month, in Kahuku, Hawaii, sunrise is at 6:00 am and sunset at 6:57 pm HST.

How long on average sun shines in April in Kahuku?

In April, the average sunshine duration in Kahuku is 7.8h.

When is the lowest UV index in Kahuku?

The months with the lowest UV index in Kahuku are January through June, August, October through December, with an average maximum UV index of 6.

How high is the UV index in April in Kahuku?

In April, the average daily maximum UV index in Kahuku is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Kahuku, HI

Average temperature in April - Kahuku, HI
  • Average high temperature in April: 76.6°F

The warmest month (with the highest average high temperature) is September (81.3°F).
The month with the lowest average high temperature is February (74.1°F).

  • Average low temperature in April: 71.4°F

The month with the highest average low temperature is September (76.1°F).
The coldest month (with the lowest average low temperature) is February (69.1°F).

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Average pressure in April
Kahuku, HI

Average pressure in April - Kahuku, HI
  • Average pressure in April: 30.06"Hg

The month with the highest atmospheric pressure is April (30.06"Hg).
The month with the lowest atmospheric pressure is October (29.97"Hg).

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Average wind speed in April
Kahuku, HI

Average wind speed in April - Kahuku, HI
  • Average wind speed in April: 12.4mph

The windiest month (with the highest average wind speed) is July (13.4mph).
The calmest month (with the lowest average wind speed) is January (10.2mph).

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Average humidity in April
Kahuku, HI

Average humidity in April - Kahuku, HI
  • Average humidity in April: 75%

The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are January, April, May, September and November (75%).

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Average rainfall in April
Kahuku, HI

Average rainfall in April - Kahuku, HI
  • Average rainfall in April: 1.26"

The wettest month (with the highest rainfall) is March (2.09").
The driest month (with the least rainfall) is July (0.75").

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Average rainfall days in April
Kahuku, HI

Average rainfall days in April - Kahuku, HI
  • Average rainfall days in April: 20.4 days

The month with the highest number of rainy days is March (21 days).
The month with the least rainy days is January (15.6 days).

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Average daylight in April /
Average sunshine in April
Kahuku, HI

Average daylight in April / Average sunshine in April - Kahuku, 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 48min).

  • Average sunshine in April: 7h and 5min

The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

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Average sunshine days in April
Kahuku, HI

Average sunshine days in April - Kahuku, HI
  • Average sunshine days in April: 4.9 days

The month with the most sunshine days is January (10.1 days).
The month with the least sunshine days is November (3.5 days).

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Average UV index in April
Kahuku, HI

Average UV index in April - Kahuku, HI
  • Average UV index in April: 6

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

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Average cloud cover in April
Kahuku, HI

Average cloud cover in April - Kahuku, HI
  • Average cloud cover in April: 45

The month with the most cloud cover is March (Cloud cover 47).
The months with the least cloud cover are January and September (Cloud cover 39).

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Average visibility in April
Kahuku, HI

Average visibility in April - Kahuku, 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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Kahuku, Hawaii, USA

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