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
April marks a minor ascent in the average high-temperature, adjusting from March's 76.1°F (24.5°C) to a still warm 82.2°F (27.9°C). In April, the nighttime temperature lowers to an average of 62.1°F (16.7°C).Heat index
The average heat index in April is estimated at a tropical 87.8°F (31°C). Remaining active during long-lasting exposure could cause fatigue, leading to heat cramps.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', arises from combining readings of air temperature and relative moisture content. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
Humidity
In April, the average relative humidity is 72%.Rainfall
In April, the rain falls for 11 days. Throughout April, 1.26" (32mm) of precipitation is accumulated. Throughout the year, there are 151.1 rainfall days, and 17.99" (457mm) of precipitation is accumulated.Daylight
The average length of the day in April is 12h and 54min.On the first day of the month, sunrise is at 7:14 am and sunset at 7:44 pm. On the last day of April, sunrise is at 6:43 am and sunset at 8:02 pm EDT.
Sunshine
In April, the average sunshine is 9.1h.UV index
The average daily maximum UV index in April is 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the average person.Note: The UV index of 6 in April translates into these instructions:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the average humidity in April in Myrtle Island?
How many days does it rain in April?
How many hours of daylight does Myrtle Island have in April?
What time are sunrise and sunset in April?
How long on average sun shines in April?
How high is the UV index in April?
Average temperature in April
Myrtle Island, FL
- Average high temperature in April: 82.2°F
The warmest month (with the highest average high temperature) is August (92.3°F).
The month with the lowest average high temperature is January (66.4°F).
- Average low temperature in April: 62.1°F
The month with the highest average low temperature is August (75.2°F).
The coldest month (with the lowest average low temperature) is January (48.7°F).
Average pressure in April
Myrtle Island, FL
- Average pressure in April: 30.03"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).
Average wind speed in April
Myrtle Island, FL
- Average wind speed in April: 5.5mph
The windiest month (with the highest average wind speed) is April (5.5mph).
The calmest month (with the lowest average wind speed) is July (4mph).
Average humidity in April
Myrtle Island, FL
- Average humidity in April: 72%
The months with the highest relative humidity are July, August and September (77%).
The month with the lowest relative humidity is March (71%).
Average rainfall in April
Myrtle Island, FL
- Average rainfall in April: 1.26"
The wettest month (with the highest rainfall) is July (2.68").
The driest month (with the least rainfall) is January (0.71").
Average rainfall days in April
Myrtle Island, FL
- Average rainfall days in April: 11 days
The month with the highest number of rainy days is August (20.2 days).
The month with the least rainy days is November (8 days).
Average daylight in April /
Average sunshine in April
Myrtle Island, FL
- Average daylight in April: 12h and 5min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in April: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in April
Myrtle Island, FL
- Average sunshine days in April: 17.3 days
The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is August (8.6 days).
Average UV index in April
Myrtle Island, FL
- Average UV index in April: 6
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 4).
Average cloud cover in April
Myrtle Island, FL
- Average cloud cover in April: 34
The months with the most cloud cover are February and December (Cloud cover 42).
The month with the least cloud cover is May (Cloud cover 32).
Average visibility in April
Myrtle Island, FL
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is December (5mi).
Myrtle Island, Florida, USA
Weather forecast for your location
2. Allow the app to use your location