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 average high-temperature during April registers at a still warm 76.8°F (24.9°C), maintaining a close resemblance to the previous month. Ewa experiences a steady nighttime temperature of 72.1°F (22.3°C) throughout the month of April.Humidity
January, April through June, August through November, with an average relative humidity of 74%, are the least humid months.Rainfall
In Ewa, in April, it is raining for 16.5 days, with typically 0.94" (24mm) of accumulated precipitation. In Ewa, Hawaii, during the entire year, the rain falls for 172.2 days and collects up to 12.72" (323mm) of precipitation.Daylight
In Ewa, the average length of the day in April 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 6:01 am and sunset at 6:57 pm HST.
Sunshine
The average sunshine in April is 8.6h.UV index
January through May, October through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.Note: In April, the maximum UV index of 6 suggests these recommendations:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. 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. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures?
What are the least humid months?
What is the average humidity in April?
How many days does it rain in April?
What is the average length of the day in April?
What time are sunrise and sunset in April?
How long on average sun shines in April in Ewa?
What is the month with the lowest UV index?
How high is the UV index in April?
Average temperature in April
Ewa, HI
- Average high temperature in April: 76.8°F
The warmest months (with the highest average high temperature) are August and September (81.5°F).
The month with the lowest average high temperature is February (74.8°F).
- Average low temperature in April: 72.1°F
The months with the highest average low temperature are August and September (76.3°F).
The coldest month (with the lowest average low temperature) is February (69.4°F).
Average pressure in April
Ewa, HI
- Average pressure in April: 30.05"Hg
The months with the highest atmospheric pressure are March and April (30.05"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).
Average wind speed in April
Ewa, HI
- Average wind speed in April: 10.9mph
The windiest month (with the highest average wind speed) is July (11.9mph).
The calmest months (with the lowest average wind speed) are January and October (9.1mph).
Average humidity in April
Ewa, HI
- Average humidity in April: 74%
The month with the highest relative humidity is December (76%).
The months with the lowest relative humidity are January, April, May, June, August, September, October and November (74%).
Average rainfall in April
Ewa, HI
- Average rainfall in April: 0.94"
The wettest month (with the highest rainfall) is March (1.77").
The driest month (with the least rainfall) is July (0.43").
Average rainfall days in April
Ewa, HI
- Average rainfall days in April: 16.5 days
The month with the highest number of rainy days is March (18.1 days).
The month with the least rainy days is July (11.3 days).
Average daylight in April /
Average sunshine in April
Ewa, 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: 8h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is November (Average sunshine: 6h and 42min).
Average sunshine days in April
Ewa, HI
- Average sunshine days in April: 8.3 days
The months with the most sunshine days are July and August (15.3 days).
The month with the least sunshine days is March (6.8 days).
Average UV index in April
Ewa, HI
- Average UV index in April: 6
The months with the highest UV index are June, July, August and September (UV index 7).
The months with the lowest UV index are January, February, March, April, May, October, November and December (UV index 6).
Average cloud cover in April
Ewa, HI
- Average cloud cover in April: 35
The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility in April
Ewa, 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).
Ewa, Hawaii, USA
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