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 April, the average high-temperature remains the same as in March - a still agreeable 69.3°F (20.7°C). In Captain Cook, the average low-temperature is 64.9°F (18.3°C).Humidity
In April, the average relative humidity is 79%.Rainfall
In Captain Cook, during April, the rain falls for 19.3 days and regularly aggregates up to 1.42" (36mm) of precipitation. Throughout the year, there are 216.1 rainfall days, and 16.57" (421mm) of precipitation is accumulated.Daylight
In Captain Cook, the average length of the day in April is 12h and 37min.On the first day of April in Captain Cook, sunrise is at 6:17 am and sunset at 6:37 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 6:46 pm HST.
Sunshine
The average sunshine in April is 9.1h.UV index
January through April, November and December, with an average maximum UV index of 5, are months with the lowest UV index in Captain Cook. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: In April, the average maximum UV index of 5 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
FAQ
What is the temperature in April in Captain Cook?
What is the average humidity in April in Captain Cook?
How much does it rain in Captain Cook in April?
How many hours of daylight does Captain Cook have in April?
What time are sunrise and sunset in April in Captain Cook?
How many hours of sunshine does Captain Cook have in April?
What is the month with the lowest UV index in Captain Cook?
What is the UV index intensity in April in Captain Cook?
Average temperature in April
Captain Cook, HI
- Average high temperature in April: 69.3°F
The warmest months (with the highest average high temperature) are August and October (73.2°F).
The month with the lowest average high temperature is February (68.9°F).
- Average low temperature in April: 64.9°F
The month with the highest average low temperature is October (70°F).
The coldest month (with the lowest average low temperature) is March (64.8°F).
Average pressure in April
Captain Cook, HI
- Average pressure in April: 30.04"Hg
The month with the highest atmospheric pressure is April (30.04"Hg).
The months with the lowest atmospheric pressure are September and October (29.96"Hg).
Average wind speed in April
Captain Cook, HI
- Average wind speed in April: 6.1mph
The windiest month (with the highest average wind speed) is May (6.3mph).
The calmest month (with the lowest average wind speed) is December (5.3mph).
Average humidity in April
Captain Cook, HI
- Average humidity in April: 79%
The months with the highest relative humidity are June, July, August and September (81%).
The month with the lowest relative humidity is February (73%).
Average rainfall in April
Captain Cook, HI
- Average rainfall in April: 1.42"
The wettest month (with the highest rainfall) is September (1.81").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days in April
Captain Cook, HI
- Average rainfall days in April: 19.3 days
The month with the highest number of rainy days is August (21.8 days).
The month with the least rainy days is January (10.8 days).
Average daylight in April /
Average sunshine in April
Captain Cook, HI
- Average daylight in April: 12h and 37min
The month with the longest days is June (Average daylight: 13h and 17min).
The month with the shortest days is December (Average daylight: 10h and 59min).
- Average sunshine in April: 9h and 6min
The month with the most sunshine is May (Average sunshine: 10h and 42min).
The months with the least sunshine are November and December (Average sunshine: 7h and 18min).
Average sunshine days in April
Captain Cook, HI
- Average sunshine days in April: 3.5 days
The month with the most sunshine days is January (12.7 days).
The month with the least sunshine days is May (3.2 days).
Average UV index in April
Captain Cook, HI
- Average UV index in April: 5
The months with the highest UV index are May, June, July, August, September and October (UV index 6).
The months with the lowest UV index are January, February, March, April, November and December (UV index 5).
Average cloud cover in April
Captain Cook, HI
- Average cloud cover in April: 27
The month with the most cloud cover is June (Cloud cover 31).
The month with the least cloud cover is January (Cloud cover 15).
Average visibility in April
Captain Cook, 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).
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