April weather forecastCharlotte Harbor, FL
April
Weather in April
April, the same as March, is a moderately hot spring month in Charlotte Harbor, Florida, with an average temperature fluctuating between 82.9°F (28.3°C) and 67.1°F (19.5°C).Temperature
As Charlotte Harbor transitions into April, the average high-temperature is observed to slightly rise from 77°F (25°C) in March to a still warm 82.9°F (28.3°C). Charlotte Harbor experiences a mean temperature of 67.1°F (19.5°C) during April nights.Heat index
The heat index in April is estimated at a tropical 87.8°F (31°C). If exposure and ongoing activity persist, they might induce a state of tiredness and heat cramps.Keep in mind the heat index values are meant for areas in shade and with light wind. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', reflects the feeling of heat when considering both air temperature and humidity. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
Humidity
In April, the average relative humidity is 71%.Rainfall
In Charlotte Harbor, in April, it is raining for 12.1 days, with typically 1.02" (26mm) of accumulated precipitation. Throughout the year, there are 176 rainfall days, and 26.26" (667mm) of precipitation is accumulated.Ocean temperature
In Charlotte Harbor, in April, the average water temperature is 74.5°F (23.6°C).Note: The allure of a swim in 74.5°F (23.6°C) waters can be influenced by your feelings towards the cold, today's sunshine, the wind's touch, and the ambient warmth. To put it in perspective, Olympic standards demand water temperatures of 77°F (25°C) to 82.4°F (28°C).
Daylight
The average length of the day in April is 12h and 49min.On the first day of the month, sunrise is at 7:18 am and sunset at 7:45 pm. On the last day of April, sunrise is at 6:49 am and sunset at 8:00 pm EDT.
Sunshine
In Charlotte Harbor, the average sunshine in April is 9.3h.UV index
In Charlotte Harbor, the average daily maximum UV index in April is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.Note: A daily high UV index of 6 in April leads to these guidelines:
Prevent overexposure. Protection from the sun's harmful effects is needed. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Boost your sun resistance with garments that are densely woven yet spacious. Alert! The Sun's UV rays are heightened by the reflection of sand and water.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Charlotte Harbor, FL
- Average high temperature in April: 82.9°F
The warmest month (with the highest average high temperature) is August (90.1°F).
The month with the lowest average high temperature is January (70.5°F).
- Average low temperature in April: 67.1°F
The month with the highest average low temperature is August (78.3°F).
The coldest month (with the lowest average low temperature) is January (54.7°F).
Average pressure in April
Charlotte Harbor, FL
- Average pressure in April: 30.02"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is September (29.95"Hg).
Average wind speed in April
Charlotte Harbor, FL
- Average wind speed in April: 7.6mph
The windiest months (with the highest average wind speed) are January and March (7.8mph).
The calmest month (with the lowest average wind speed) is July (5.4mph).
Average humidity in April
Charlotte Harbor, FL
- Average humidity in April: 71%
The month with the highest relative humidity is September (78%).
The month with the lowest relative humidity is March (70%).
Average rainfall in April
Charlotte Harbor, FL
- Average rainfall in April: 1.02"
The wettest month (with the highest rainfall) is August (5.04").
The driest month (with the least rainfall) is February (0.63").
Average rainfall days in April
Charlotte Harbor, FL
- Average rainfall days in April: 12.1 days
The month with the highest number of rainy days is August (25.6 days).
The month with the least rainy days is February (7.1 days).
Average sea temperature in April
Charlotte Harbor, FL
- Average sea temperature in April: 74.4°F
The best month for swimming (with the highest average sea temperature) is August (87°F).
The coldest month (with the lowest average sea temperature) is January (65.3°F).
Average daylight in April /
Average sunshine in April
Charlotte Harbor, FL
- Average daylight in April: 12h and 48min
The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).
- Average sunshine in April: 9h and 18min
The months with the most sunshine are May and July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).
Average sunshine days in April
Charlotte Harbor, FL
- Average sunshine days in April: 14.8 days
The month with the most sunshine days is January (22 days).
The month with the least sunshine days is August (3.8 days).
Average UV index in April
Charlotte Harbor, FL
- Average UV index in April: 6
The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 5).
Average cloud cover in April
Charlotte Harbor, FL
- Average cloud cover in April: 26
The month with the most cloud cover is January (Cloud cover 31).
The month with the least cloud cover is May (Cloud cover 24).
Average visibility in April
Charlotte Harbor, FL
- 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).





