United StatesAverage weather for Key Largo in March
It's warm in March in Key Largo with an average temperature of 28°C. Temperatures this month range from a low of 26°C to a high of 29°C. At night, you can expect temperatures between 18°C and 21°C.
Start of March
The month of March starts in Key Largo with hot temps, averaging around 28°C during the day and nights around 20°C. There’s little chance of precipitation. The weather’s mostly sunny and dry.
With the temperature difference between day and night, it’s smart to wear layers.
Mid March
By mid-March, daytime temps stay steady at around 28°C, with nights around 20°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
Since it cools down at night, it’s a good idea to wear layers.
End of March
By the end of March, the average daytime temperature in Key Largo is around 29°C, while nighttime temps are about 21°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.
Because temperatures drop in the evening, wearing layers is recommended.
Water temperature
The water temperature at Key Largo is 27°C this month. Nice and warm for a swim.
In March, there is an average of 33 mm of precipitation, spread over 5 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
Key Largo in March |
New York | ||
|---|---|---|---|
 Average temperature |
28°C | 11°C | |
 Max. temperature |
29°C | 14°C | |
| Min. temperature |
26°C | -5°C | |
 Total precipitation |
33 mm | 63 mm | |
| Rainy days |
5 days | 10 days | |
February
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is March a good time to visit Key Largo?
Looking for great weather? March is a good time to be in Key Largo. The temperatures are nice, and there’s not too much rain.
Temperature records
With 32°C in 2019, Key Largo reached the highest temperature in March over the past 10 years. The lowest daytime temperature in this month was 21°C in 2018. The extreme nighttime temperatures ranged from a lowest recorded value of 9°C to a highest value of 25°C.
Check out the climate of Key Largo for all months and discover the best travel time
Daily Temperature in March in Key Largo
This chart shows the average daily high and low temperatures in March for Key Largo, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in March in Key Largo
The chart below shows the average daily precipitation in March for Key Largo, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for March, you can expect about 5 days of precipitation in Key Largo.
Daily UV index in March in Key Largo
This chart shows the average daily UV index in March in Key Largo, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in March in Key Largo over the years
This chart shows the average temperature in March in Key Largo, measured in degrees Celsius, over the past few years.
Total precipitation in March in Key Largo over the years
This chart shows the average precipitation in March in Key Largo, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in March for Key Largo
Click on any day in March to get detailed info about the usual weather on that day in Key Largo. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in March in Key Largo
Have you been to Key Largo in March?
Share your weather experience in March in Key Largo.
Average weather in Key Largo by month
Click on a month below to see detailed weather info for Key Largo. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Key Largo for all months at once
