April weather forecast
Olowalu, HI

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Weather in April

April, the same as March, is a moderately hot spring month in Olowalu, Hawaii, with an average temperature ranging between min 72.1°F (22.3°C) and max 75.6°F (24.2°C).

Temperature

Olowalu, Hawaii, transitions into April recording an average high-temperature of a still warm 75.6°F (24.2°C), closely aligning with the preceding month's temperature. Night temperatures in April in Olowalu exhibit a subtle decrease, settling at an average of 72.1°F (22.3°C).

Humidity

In Olowalu, the average relative humidity in April is 75%.

Rainfall

In Olowalu, in April, it is raining for 8.1 days, with typically 0.63" (16mm) of accumulated precipitation. Throughout the year, in Olowalu, Hawaii, there are 103.4 rainfall days, and 6.57" (167mm) of precipitation is accumulated.

Daylight

In Olowalu, the average length of the day in April is 12h and 38min.
On the first day of the month, sunrise is at 6:18 am and sunset at 6:41 pm. On the last day of April, sunrise is at 5:56 am and sunset at 6:51 pm HST.

Sunshine

The average sunshine in April is 9.2h.

UV index

The months with the lowest UV index in Olowalu are January through June, November and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 6 during April leads to these instructions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
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Frequently asked questions

What are April temperatures in Olowalu?

In Olowalu, 75.6°F (24.2°C) is the average high-temperature and 72.1°F (22.3°C) is the average low-temperature during April.

What is the average humidity in April in Olowalu?

The average relative humidity in April in Olowalu is 75%.

How much does it rain in Olowalu in April?

In Olowalu, Hawaii, during April, the rain falls for 8.1 days and regularly aggregates up to 0.63" (16mm) of precipitation.

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

The average day length in April in Olowalu is 12h and 38min.

When are sunrise and sunset in April in Olowalu?

On the first day of April in Olowalu, Hawaii, sunrise is at 6:18 am and sunset at 6:41 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 6:51 pm HST.

How many hours of sunshine does Olowalu have in April?

In April, the average sunshine duration is 9.2h.

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

The months with the lowest UV index are January through June, November and December, with an average maximum UV index of 6.

How high is the UV index in April in Olowalu?

In Olowalu, the average daily maximum UV index in April is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe 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
Olowalu, HI

Average temperature in April - Olowalu, HI
  • Average high temperature in April: 75.6°F

The warmest month (with the highest average high temperature) is September (79.9°F).
The month with the lowest average high temperature is February (73.9°F).

  • Average low temperature in April: 72.1°F

The month with the highest average low temperature is October (76.5°F).
The coldest months (with the lowest average low temperature) are February and March (70.7°F).

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Average pressure in April
Olowalu, HI

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

The month with the highest atmospheric pressure is 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
Olowalu, HI

Average wind speed in April - Olowalu, HI
  • Average wind speed in April: 12.6mph

The windiest month (with the highest average wind speed) is June (13.6mph).
The calmest month (with the lowest average wind speed) is January (10.4mph).

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Average humidity in April
Olowalu, HI

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

The months with the highest relative humidity are July and August (76%).
The months with the lowest relative humidity are January and February (74%).

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Average rainfall in April
Olowalu, HI

Average rainfall in April - Olowalu, HI
  • Average rainfall in April: 0.63"

The wettest months (with the highest rainfall) are March and December (0.87").
The driest month (with the least rainfall) is June (0.2").

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Average rainfall days in April
Olowalu, HI

Average rainfall days in April - Olowalu, HI
  • Average rainfall days in April: 8.1 days

The month with the highest number of rainy days is March (11.9 days).
The month with the least rainy days is June (6.6 days).

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

Average daylight in April / Average sunshine in April - Olowalu, 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: 9h and 1min

The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

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Average sunshine days in April
Olowalu, HI

Average sunshine days in April - Olowalu, HI
  • Average sunshine days in April: 17.5 days

The month with the most sunshine days is June (19.9 days).
The month with the least sunshine days is March (15.2 days).

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Average UV index in April
Olowalu, HI

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

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

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Average cloud cover in April
Olowalu, HI

Average cloud cover in April - Olowalu, HI
  • Average cloud cover in April: 27

The month with the most cloud cover is March (Cloud cover 30).
The months with the least cloud cover are June and September (Cloud cover 21).

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Average visibility in April
Olowalu, HI

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

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