March weather forecastIslamorada, FL
March
Weather in March
The first month of the spring, March, is still a warm month in Islamorada, Florida, with an average temperature ranging between max 74.5°F (23.6°C) and min 70.2°F (21.2°C).Temperature
With the onset of March, the average high-temperature stands at a still moderately hot 74.5°F (23.6°C), closely aligned with February's 73.6°F (23.1°C). March nights witness a mild cool down to an average low of 70.2°F (21.2°C).Humidity
With an average relative humidity of 73%, March is the least humid month.Rainfall
March is the month with the least rainfall. Rain falls for 11.4 days and accumulates 0.59" (15mm) of precipitation.Ocean temperature
In Islamorada, in March, the average water temperature is 75.6°F (24.2°C).Note: A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 75.6°F (24.2°C) water. (FYI: The Olympic swimming competition requires a water temperature between 77°F (25°C) and 82.4°F (28°C).)
Daylight
The average length of the day in March is 12h and 2min.On the first day of the month, sunrise is at 6:44 am and sunset at 6:25 pm EST. On the last day of March, sunrise is at 7:14 am and sunset at 7:38 pm EDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from EDT to EST.
Sunshine
In March, the average sunshine is 8.7h.UV index
The average daily maximum UV index in March is 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In March, an average UV index of 6 transforms into the following instructions:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in March
Islamorada, FL
- Average high temperature in March: 74.5°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 March: 70.2°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 March
Islamorada, FL
- Average pressure in March: 30.08"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 March
Islamorada, FL
- Average wind speed in March: 12.8mph
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 March
Islamorada, FL
- Average humidity in March: 73%
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 March
Islamorada, FL
- Average rainfall in March: 0.59"
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 March
Islamorada, FL
- Average rainfall days in March: 11.4 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 March
Islamorada, FL
- Average sea temperature in March: 75.6°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 March /
Average sunshine in March
Islamorada, FL
- Average daylight in March: 12h and 0min
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 March: 8h and 42min
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 March
Islamorada, FL
- Average sunshine days in March: 17.1 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 March
Islamorada, FL
- Average UV index in March: 6
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 March
Islamorada, FL
- Average cloud cover in March: 27
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 March
Islamorada, FL
- Average visibility in March: 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).





