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 sea temperature 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
With the onset of April, a modest change to a still moderately hot 75.6°F (24.2°C) from March's 74.3°F (23.5°C) is noted in high-temperature. Kihei in April observes a slight diminution in temperature from daily highs, recording a low-temperature average of 72.1°F (22.3°C).Humidity
In April, the average relative humidity is 75%.Rainfall
In Kihei, Hawaii, in April, it is raining for 8.1 days, with typically 0.63" (16mm) of accumulated precipitation. In Kihei, during the entire year, the rain falls for 103.4 days and collects up to 6.57" (167mm) of precipitation.Ocean temperature
In Kihei, the average seawater temperature in April is 76.6°F (24.8°C).Note: Individual cold sensitivities, influenced by sunshine, wind, and the ambient temperature, play a role in finding a swim in 76.6°F (24.8°C) water pleasant. (Olympic swimming events mandate water temperatures from 77°F (25°C) to 82.4°F (28°C).)
Daylight
The average length of the day in April is 12h and 38min.On the first day of April, sunrise is at 6:18 am and sunset at 6:40 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 6:50 pm HST.
Sunshine
In Kihei, the average sunshine in April is 9.2h.UV index
The months with the lowest UV index 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 radiation for average individuals.Note: The maximum UV index of 6 during April translates into these guidelines:
Shun overexposure. Protection from sun ravages is indispensable. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Take caution! The UV rays from the Sun gain strength from sand and water reflections.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature?
What is the average humidity in April?
How many days does it rain in April?
What is the water temperature in April?
What is the average length of the day in April in Kihei?
What time are sunrise and sunset in April?
How long on average sun shines in April in Kihei?
What is the month with the lowest UV index?
How high is the UV index in April?
Average temperature in April
Kihei, 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
Kihei, 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
Kihei, 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
Kihei, 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
Kihei, 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
Kihei, 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 sea temperature in April
Kihei, HI
- Average sea temperature in April: 76.6°F
The best month for swimming (with the highest average sea temperature) is September (80°F).
The coldest month (with the lowest average sea temperature) is March (75.6°F).
Average daylight in April /
Average sunshine in April
Kihei, 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).
Average sunshine days in April
Kihei, 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
Kihei, 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
Kihei, 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
Kihei, 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).
Kihei, Hawaii, USA
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