April 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 April in Key Largo?

In April, in Key Largo, the average high-temperature is 82.4°F (28°C), and the average low-temperature is 64.4°F (18°C).

How much does it rain in Key Largo in April?

In April, in Key Largo, Florida, the rain falls for 5 days. Throughout April, 2.4" (62mm) of precipitation is accumulated.

What is the water temperature in April in Key Largo?

In Key Largo, in April, the average water temperature is 78.4°F (25.8°C). For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.
Average temperature in April - Key Largo, FL
  • Average high temperature in April: 82°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 April: 64°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 April - Key Largo, FL
  • Average rainfall in April: 2.4"

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 April - Key Largo, FL
  • Average rainfall days in April: 5 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 April - Key Largo, FL
  • Average sea temperature in April: 78.4°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 April / Average sunshine in April - Key Largo, FL
  • Average daylight in April: 12.8h

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 April: 10h

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 April - Key Largo, FL
  • Average UV index in April: 11

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).

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