April weather forecastKaneohe, HI
April
Weather in April
April in Kaneohe comes with a slight temperature hike, allowing locals to soak up the sunnier weather before the onset of increased humidity. Although the month experiences a drop in rainfall to 1.22" (31mm), the abundant sunshine and increased daylight hours evoke a sense of springtime delight. An average UV index of 6 continues to safeguard the residents from harsh sun rays during daytime engagements. The balanced average sea temperature and gentle winds are a welcoming accompaniment to beach expeditions. Kaneohe in April exudes an optimistic vibe, courtesy of the delightful weather conditions.Temperature
As March turns into April, the average high-temperatures rest at a still moderately hot 76.5°F (24.7°C), showing a minor variation from the prior month. The April nights show a slight decrease to a mean low-temperature of 71.8°F (22.1°C).Humidity
The months with the highest humidity are February through April, July, August, October and December, with an average relative humidity of 76%.Rainfall
In April, the rain falls for 17.9 days. Throughout April, 1.22" (31mm) of precipitation is accumulated. In Kaneohe, during the entire year, the rain falls for 187.1 days and collects up to 15.83" (402mm) of precipitation.Ocean temperature
In Kaneohe, the average seawater temperature in April is 76.8°F (24.9°C).Note: Consideration of an individual's cold resistance, combined with conditions like sunshine, wind, and temperature, suggests that swimming in 76.8°F (24.9°C) water can be delightful. (Olympic swimming is usually in 77°F (25°C) to 82.4°F (28°C) water.)
Daylight
In April, the average length of the day is 12h and 40min.On the first day of the month, sunrise is at 6:23 am and sunset at 6:46 pm. On the last day of April, sunrise is at 6:00 am and sunset at 6:56 pm HST.
Sunshine
In April, the average sunshine is 8.3h.UV index
The months with the lowest UV index are January through June, October through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.Note: The daily high UV index of 6 in April translates into this advice:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. To cut down UV radiation exposure by about half, sport a wide-brim hat. Warning! The reflection of sand and water increases the UV dose.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Kaneohe, HI
- Average high temperature in April: 76.5°F
The warmest months (with the highest average high temperature) are August and September (81°F).
The month with the lowest average high temperature is February (74.3°F).
- Average low temperature in April: 71.8°F
The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is February (69.6°F).
Average pressure in April
Kaneohe, HI
- Average pressure in April: 30.06"Hg
The month with the highest atmospheric pressure is April (30.06"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).
Average wind speed in April
Kaneohe, HI
- Average wind speed in April: 12.5mph
The windiest month (with the highest average wind speed) is July (13.5mph).
The calmest month (with the lowest average wind speed) is January (10.3mph).
Average humidity in April
Kaneohe, HI
- Average humidity in April: 76%
The months with the highest relative humidity are February, March, April, July, August, October and December (76%).
The months with the lowest relative humidity are January, May, June, September and November (75%).
Average rainfall in April
Kaneohe, HI
- Average rainfall in April: 1.22"
The wettest month (with the highest rainfall) is March (2.01").
The driest month (with the least rainfall) is July (0.71").
Average rainfall days in April
Kaneohe, HI
- Average rainfall days in April: 17.9 days
The month with the highest number of rainy days is March (18.3 days).
The month with the least rainy days is June (13.5 days).
Average sea temperature in April
Kaneohe, HI
- Average sea temperature in April: 76.8°F
The best month for swimming (with the highest average sea temperature) is September (80.4°F).
The coldest month (with the lowest average sea temperature) is March (75.7°F).
Average daylight in April /
Average sunshine in April
Kaneohe, HI
- Average daylight in April: 12h and 42min
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: 8h and 18min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).
Average sunshine days in April
Kaneohe, HI
- Average sunshine days in April: 6.5 days
The month with the most sunshine days is June (12.2 days).
The month with the least sunshine days is April (6.5 days).
Average UV index in April
Kaneohe, HI
- Average UV index in April: 6
The months with the highest UV index are July, August and September (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, October, November and December (UV index 6).
Average cloud cover in April
Kaneohe, HI
- Average cloud cover in April: 39
The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is September (Cloud cover 32).
Average visibility in April
Kaneohe, 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).





