April weather forecast
Poipu, HI

Weather in April

April is a warm spring month in Poipu, Hawaii, with an average temperature fluctuating between 70.9°F (21.6°C) and 74.8°F (23.8°C).

Temperature

In April, the average high-temperature is practically the same as in March - a moderately hot 74.8°F (23.8°C). The average low-temperature, in April, is 70.9°F (21.6°C).

Humidity

In April, the average relative humidity in Poipu is 76%.

Rainfall

April is the month with the least rainfall in Poipu. Rain falls for 18.3 days and accumulates 1.3" (33mm) of precipitation.

Daylight

In Poipu, the average length of the day in April is 12h and 40min.
On the first day of the month, sunrise is at 6:30 am and sunset at 6:53 pm. On the last day of April, sunrise is at 6:06 am and sunset at 7:03 pm HST.

Sunshine

The average sunshine in April in Poipu is 7.8h.

UV index

January through August, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Poipu. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The daily maximum UV index of 6 in April interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in April in Poipu?

In April, in Poipu, the average high-temperature is 74.8°F (23.8°C), and the average low-temperature is 70.9°F (21.6°C).

What is the average humidity in April in Poipu?

In Poipu, the average relative humidity in April is 76%.

What is the driest month in Poipu?

April is the month with the least rainfall in Poipu. Rain falls for 18.3 days and accumulates 1.3" (33mm) of precipitation.

How many days does it rain in April in Poipu?

In Poipu, Hawaii, in April, it is raining for 18.3 days, with typically 1.3" (33mm) of accumulated precipitation.

How many hours of daylight does Poipu have in April?

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

What time are sunrise and sunset in April in Poipu?

In April, on the first day of the month, sunrise is at 6:30 am and sunset at 6:53 pm. On the last day of the month, in Poipu, Hawaii, sunrise is at 6:06 am and sunset at 7:03 pm HST.

How many hours of sunshine does Poipu have in April?

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

What is the month with the lowest UV index in Poipu?

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

What is the UV index intensity in April in Poipu?

The average daily maximum UV index in April in Poipu, Hawaii, is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Poipu, HI

Average temperature in April - Poipu, HI
  • Average high temperature in April: 74.8°F

The warmest month (with the highest average high temperature) is September (79.7°F).
The months with the lowest average high temperature are February and March (73.2°F).

  • Average low temperature in April: 70.9°F

The month with the highest average low temperature is September (75.9°F).
The coldest month (with the lowest average low temperature) is February (68.5°F).

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Average pressure in April
Poipu, HI

Average pressure in April - Poipu, HI
  • Average pressure in April: 30.07"Hg

The month with the highest atmospheric pressure is April (30.07"Hg).
The months with the lowest atmospheric pressure are September and October (29.98"Hg).

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Average wind speed in April
Poipu, HI

Average wind speed in April - Poipu, HI
  • Average wind speed in April: 11.5mph

The windiest month (with the highest average wind speed) is July (12.3mph).
The calmest month (with the lowest average wind speed) is January (10mph).

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Average humidity in April
Poipu, HI

Average humidity in April - Poipu, HI
  • Average humidity in April: 76%

The months with the highest relative humidity are June, July, August, October and December (77%).
The month with the lowest relative humidity is January (75%).

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Average rainfall in April
Poipu, HI

Average rainfall in April - Poipu, HI
  • Average rainfall in April: 1.3"

The wettest month (with the highest rainfall) is March (2.52").
The driest month (with the least rainfall) is April (1.3").

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Average rainfall days in April
Poipu, HI

Average rainfall days in April - Poipu, HI
  • Average rainfall days in April: 18.3 days

The month with the highest number of rainy days is August (21.1 days).
The month with the least rainy days is January (12.5 days).

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

Average daylight in April / Average sunshine in April - Poipu, HI
  • Average daylight in April: 12h and 40min

The month with the longest days is June (Average daylight: 13h and 27min).
The month with the shortest days is December (Average daylight: 10h and 49min).

  • Average sunshine in April: 7h and 48min

The month with the most sunshine is June (Average sunshine: 9h and 42min).
The month with the least sunshine is November (Average sunshine: 6h and 12min).

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Average sunshine days in April
Poipu, HI

Average sunshine days in April - Poipu, HI
  • Average sunshine days in April: 5.7 days

The month with the most sunshine days is January (12.8 days).
The month with the least sunshine days is August (2.9 days).

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Average UV index in April
Poipu, HI

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

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

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Average cloud cover in April
Poipu, HI

Average cloud cover in April - Poipu, HI
  • Average cloud cover in April: 46

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 38).

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Average visibility in April
Poipu, HI

Average visibility in April - Poipu, 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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