Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
In Wailuku, Hawaii, the average high-temperature in April is practically the same as in March - a still moderately hot 75.6°F (24.2°C). In Wailuku, the average low-temperature is 72.1°F (22.3°C).Humidity
The average relative humidity in April is 75%.Rainfall
In Wailuku, during 8.1 rainfall days, 0.63" (16mm) of precipitation is typically accumulated. Throughout the year, in Wailuku, there are 103.4 rainfall days, and 6.57" (167mm) of precipitation is accumulated.Daylight
In April, the average length of the day in Wailuku is 12h and 38min.On the first day of the month, sunrise is at 6:18 am and sunset at 6:40 pm. On the last day of April, sunrise is at 5:56 am and sunset at 6:50 pm HST.
Sunshine
The average sunshine in April is 9.2h.UV index
The months with the lowest UV index in Wailuku 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 vulnerability from exposure to the Sun's UV rays for average individuals.Note: The average daily UV index of 6 in April transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. 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.
FAQ
What is the temperature in April in Wailuku?
What is the average humidity in April in Wailuku?
How much does it rain in Wailuku in April?
What is the average length of the day in April in Wailuku?
What time are sunrise and sunset in April in Wailuku?
How long on average sun shines in April in Wailuku?
What are the months with the lowest UV index in Wailuku?
What is the UV index intensity in April in Wailuku?
Average temperature in April
Wailuku, 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).
Average pressure in April
Wailuku, 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).
Average wind speed in April
Wailuku, 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).
Average humidity in April
Wailuku, 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%).
Average rainfall in April
Wailuku, 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").
Average rainfall days in April
Wailuku, 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).
Average daylight in April /
Average sunshine in April
Wailuku, HI
- Average daylight in April: 12h and 38min
The month with the longest days is June (Average daylight: 13h and 23min).
The month with the shortest days is December (Average daylight: 10h and 53min).
- Average sunshine in April: 9h and 12min
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).
Average sunshine days in April
Wailuku, 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).
Average UV index in April
Wailuku, 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).
Average cloud cover in April
Wailuku, 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).
Average visibility in April
Wailuku, 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).
Weather forecast for your location
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