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 sea temperature 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's presence marks an average high-temperature of a still moderately hot 77.5°F (25.3°C), subtly varied from March's 74.5°F (23.6°C). During the nights of April, Islamorada records an average low-temperature of 75°F (23.9°C), reflecting a modest decrease from daytime highs.Humidity
The average relative humidity in April is 75%.Rainfall
In Islamorada, during April, the rain falls for 13.3 days and regularly aggregates up to 1.26" (32mm) of precipitation. In Islamorada, during the entire year, the rain falls for 190.1 days and collects up to 27.05" (687mm) of precipitation.Ocean temperature
In Islamorada, the average seawater temperature in April is 79°F (26.1°C).Note: For swimming, diving, or other water activities, the temperature range of 77°F (25°C) to 84.2°F (29°C) is perceived as exceptionally enjoyable and comfortable even for prolonged periods.
Daylight
In April, the average length of the day in Islamorada is 12h and 46min.On the first day of the month, sunrise is at 7:13 am and sunset at 7:39 pm. On the last day of April, sunrise is at 6:46 am and sunset at 7:52 pm EDT.
Sunshine
In April, the average sunshine is 9.9h.UV index
April through October, with an average maximum UV index of 7, are months with the highest UV index in Islamorada. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum UV index of 7 in April translates into the following recommendations:
Deflect overexposure. Sun protection is a necessity. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Take note! The UV strength of the Sun elevates when reflected off water and sand.
Frequently asked questions
What are April temperatures in Islamorada?
What is the average humidity in April in Islamorada?
How many days does it rain in April in Islamorada?
What is the ocean temperature in April in Islamorada?
What is the average length of the day in April in Islamorada?
What time are sunrise and sunset in April in Islamorada?
How long on average sun shines in April in Islamorada?
What are the months with the highest UV index in Islamorada?
What is the UV index intensity in April in Islamorada?
Average temperature in April
Islamorada, FL
- Average high temperature in April: 77.5°F
The warmest month (with the highest average high temperature) is August (85.5°F).
The month with the lowest average high temperature is January (72.7°F).
- Average low temperature in April: 75°F
The month with the highest average low temperature is August (82.9°F).
The coldest month (with the lowest average low temperature) is January (66.9°F).
Average pressure in April
Islamorada, FL
- Average pressure in April: 30.01"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are September and October (29.94"Hg).
Average wind speed in April
Islamorada, FL
- Average wind speed in April: 12.4mph
The windiest month (with the highest average wind speed) is January (12.9mph).
The calmest month (with the lowest average wind speed) is July (8.9mph).
Average humidity in April
Islamorada, FL
- Average humidity in April: 75%
The months with the highest relative humidity are February, June and December (76%).
The month with the lowest relative humidity is March (73%).
Average rainfall in April
Islamorada, FL
- Average rainfall in April: 1.26"
The wettest month (with the highest rainfall) is August (4.33").
The driest month (with the least rainfall) is March (0.59").
Average rainfall days in April
Islamorada, FL
- Average rainfall days in April: 13.3 days
The month with the highest number of rainy days is September (22.9 days).
The month with the least rainy days is February (9.7 days).
Average sea temperature in April
Islamorada, FL
- Average sea temperature in April: 78.9°F
The best month for swimming (with the highest average sea temperature) is August (86.6°F).
The coldest months (with the lowest average sea temperature) are January and February (73.9°F).
Average daylight in April /
Average sunshine in April
Islamorada, FL
- Average daylight in April: 12h and 5min
The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 36min).
- Average sunshine in April: 9h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).
Average sunshine days in April
Islamorada, FL
- Average sunshine days in April: 14.1 days
The month with the most sunshine days is January (17.3 days).
The month with the least sunshine days is September (5.2 days).
Average UV index in April
Islamorada, FL
- Average UV index in April: 7
The months with the highest UV index are April, May, June, July, August, September and October (UV index 7).
The month with the lowest UV index is January (UV index 5).
Average cloud cover in April
Islamorada, FL
- Average cloud cover in April: 26
The month with the most cloud cover is October (Cloud cover 35).
The month with the least cloud cover is April (Cloud cover 26).
Average visibility in April
Islamorada, 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).
Islamorada, Florida, USA
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