March weather forecast and climate
Key Largo, FL

A clear seascape and cloudy evening sky in Key Largo, Florida
A clear seascape and cloudy evening sky in Key Largo, Florida

What is the temperature in March in Key Largo?

In Key Largo, in March, the average high-temperature is 80.6°F (27°C), and the average low-temperature is 60.8°F (16°C).

How much does it rain in Key Largo in March?

In Key Largo, Florida, in March, during 6 rainfall days, typically, 2.2" (57mm) of precipitation is accumulated.

How warm is the water in March in Key Largo?

In March, in Key Largo, the average sea temperature is 74.7°F (23.7°C). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 74.7°F (23.7°C) water. The Olympic swimming competition requires a water temperature between 77°F (25°C) and 82.4°F (28°C).
Average temperature in March - Key Largo, FL
  • Average high temperature in March: 81°F

Warmest months (with the highest average high temperature) are July, August and September (90°F).
The month with the lowest average high temperature is January (75°F).

  • Average low temperature in March: 61°F

Months with the highest average low temperature are July, August and September (73°F).
Coldest months (with the lowest average low temperature) are January and February (57°F).

Average rainfall in March - Key Largo, FL
  • Average rainfall in March: 2.2"

The wettest month (with the highest rainfall) is June (10").
The driest month (with the lowest rainfall) is December (1.4").

Average rainfall days in March - Key Largo, FL
  • Average rainfall days in March: 6 days

Months with the highest number of rainy days are August and September (17 days).
The month with the lowest number of rainy days is April (5 days).

Average sea temperature in March - Key Largo, FL
  • Average sea temperature in March: 74.6°F

The best month for swimming (with the highest average sea temperature) is August (86.8°F).
The coldest month (with the lowest average sea temperature) is February (72.6°F).

Average daylight in March / Average sunshine in March - Key Largo, FL
  • Average daylight in March: 12h

The month with the longest days is June (Average daylight: 13.7h).
The month with shortest days is December (Average daylight: 10.6h).

  • Average sunshine in March: 9h

Months with most sunshine are April, May, June and July (Average sunshine: 10h).
Months with least sunshine are January, November and December (Average sunshine: 7).

Average UV index in March - Key Largo, FL
  • Average UV index in March: 10

Months with the highest UV index are April, May, June, July and August (UV index 11).
The month with the lowest UV index is December (UV index 5).

deutscheenglishespañolрусский中文