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
The transition into April reveals an average high-temperature of a still warm 77.5°F (25.3°C), mirroring a close resemblance to March. In Wahiawa, the nighttime temperature shows a slight difference from the daytime high, averaging to an agreeable 69.8°F (21°C) during April.Humidity
In April, the average relative humidity is 74%.Rainfall
In Wahiawa, in April, it is raining for 21.7 days, with typically 1.69" (43mm) of accumulated precipitation. In Wahiawa, during the entire year, the rain falls for 252.2 days and collects up to 22.09" (561mm) of precipitation.Daylight
In April, the average length of the day is 12h and 40min.On the first day of April, sunrise is at 6:24 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 6:57 pm HST.
Sunshine
The average sunshine in April in Wahiawa is 6.7h.UV index
The months with the highest UV index are March through November, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 6 in April interprets into the following recommendations:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April?
What is the average humidity in April?
How much does it rain in April?
How many hours of daylight does Wahiawa have in April?
When are sunrise and sunset in April?
How many hours of sunshine does Wahiawa have in April?
When is the highest UV index?
What is the UV index intensity in April?
Average temperature in April
Wahiawa, HI
- Average high temperature in April: 77.5°F
The warmest month (with the highest average high temperature) is August (82.6°F).
The month with the lowest average high temperature is February (75.6°F).
- Average low temperature in April: 69.8°F
The month with the highest average low temperature is September (74.3°F).
The coldest month (with the lowest average low temperature) is February (66.7°F).
Average pressure in April
Wahiawa, 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
Wahiawa, HI
- Average wind speed in April: 9.6mph
The windiest months (with the highest average wind speed) are June and July (10.2mph).
The calmest month (with the lowest average wind speed) is October (7.6mph).
Average humidity in April
Wahiawa, HI
- Average humidity in April: 74%
The months with the highest relative humidity are February and December (77%).
The month with the lowest relative humidity is September (73%).
Average rainfall in April
Wahiawa, HI
- Average rainfall in April: 1.69"
The wettest month (with the highest rainfall) is October (2.6").
The driest month (with the least rainfall) is July (1.26").
Average rainfall days in April
Wahiawa, HI
- Average rainfall days in April: 21.7 days
The month with the highest number of rainy days is August (23.8 days).
The month with the least rainy days is January (16 days).
Average daylight in April /
Average sunshine in April
Wahiawa, 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 48min).
- Average sunshine in April: 6h and 4min
The month with the most sunshine is June (Average sunshine: 8h and 24min).
The month with the least sunshine is November (Average sunshine: 5h and 36min).
Average sunshine days in April
Wahiawa, HI
- Average sunshine days in April: 4.7 days
The month with the most sunshine days is January (10.8 days).
The month with the least sunshine days is August (3.3 days).
Average UV index in April
Wahiawa, HI
- Average UV index in April: 6
The months with the highest UV index are March, April, May, June, July, August, September, October and November (UV index 6).
The months with the lowest UV index are January, February and December (UV index 5).
Average cloud cover in April
Wahiawa, HI
- Average cloud cover in April: 51
The month with the most cloud cover is June (Cloud cover 52).
The month with the least cloud cover is January (Cloud cover 43).
Average visibility in April
Wahiawa, 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).
Wahiawa, Hawaii, USA
Weather forecast for your location
2. Allow the app to use your location