May weather forecast
Lantana, FL

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Weather in May

The last month of the spring, May, is also a moderately hot month in Lantana, Florida, with an average temperature ranging between min 75.7°F (24.3°C) and max 81.3°F (27.4°C).

Temperature

Lantana's shift into May is marked by a subtle change to a still moderately hot 81.3°F (27.4°C) from April's 79.2°F (26.2°C) in temperature. Lantana's nighttime temperature in May experiences a slight dip from daytime highs, falling to an average of 75.7°F (24.3°C).

Heat index

Throughout May, the heat index is estimated at a tropical 86°F (30°C). Remaining active during long-lasting exposure could cause fatigue, leading to heat cramps.
In the scope of the heat index, its values resonate with shade and light wind conditions. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a composite of temperature and humidity figures to convey how warm it feels. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.

Humidity

In May, the average relative humidity is 74%.

Rainfall

In May, the rain falls for 20.2 days. Throughout May, 5.67" (144mm) of precipitation is accumulated. In Lantana, during the entire year, the rain falls for 238.3 days and collects up to 54.53" (1385mm) of precipitation.

Ocean temperature

In Lantana, Florida, in May, the average water temperature is 80.2°F (26.8°C).
Note: Temperatures between 77°F (25°C) and 84.2°F (29°C) in water are ideal for swimming, diving, and other activities, providing enjoyment and comfort for extended durations.

Daylight

The average length of the day in May in Lantana is 13h and 28min.
On the first day of the month, sunrise is at 6:41 am and sunset at 7:52 pm. On the last day of May, in Lantana, sunrise is at 6:27 am and sunset at 8:08 pm EDT.

Sunshine

In Lantana, the average sunshine in May is 10.4h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.
Note: A daily maximum UV index of 7 in May translates into the following instructions:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Caution! Sand and water surfaces escalate the UV intensity from the Sun.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature in Lantana?

May temperatures vary between a high-temperature of 81.3°F (27.4°C) and a low-temperature of 75.7°F (24.3°C). In May, the average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, is estimated at 86°F (30°C).

What is the average humidity in May in Lantana?

In May, the average relative humidity is 74%.

How much does it rain in Lantana in May?

In May, in Lantana, the rain falls for 20.2 days. Throughout May, 5.67" (144mm) of precipitation is accumulated.

How warm is the water in May in Lantana?

In Lantana, Florida, the average seawater temperature in May is 80.2°F (26.8°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.

How many hours of daylight does Lantana have in May?

The average day length in May is 13h and 28min.

When is the sunrise / sunset in May in Lantana?

On the first day of May, sunrise is at 6:41 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 8:08 pm EDT.

How long on average sun shines in May in Lantana?

In Lantana, the average sunshine duration in May is 10.4h.

What is the month with the highest UV index in Lantana?

The months with the highest UV index in Lantana are May through September, with an average maximum UV index of 7.

What is the UV index reading in May in Lantana?

In Lantana, Florida, the average daily maximum UV index in May is 7. A UV Index reading of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.

Average temperature in May
Lantana, FL

Average temperature in May - Lantana, FL
  • Average high temperature in May: 81.3°F

The warmest month (with the highest average high temperature) is August (86.7°F).
The month with the lowest average high temperature is January (72.5°F).

  • Average low temperature in May: 75.7°F

The month with the highest average low temperature is August (81.5°F).
The coldest month (with the lowest average low temperature) is January (64°F).

Average pressure in May
Lantana, FL

Average pressure in May - Lantana, FL
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are September and October (29.96"Hg).

Average wind speed in May
Lantana, FL

Average wind speed in May - Lantana, FL
  • Average wind speed in May: 10.3mph

The windiest month (with the highest average wind speed) is March (11.5mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).

Average humidity in May
Lantana, FL

Average humidity in May - Lantana, FL
  • Average humidity in May: 74%

The months with the highest relative humidity are June and December (76%).
The month with the lowest relative humidity is March (70%).

Average rainfall in May
Lantana, FL

Average rainfall in May - Lantana, FL
  • Average rainfall in May: 5.67"

The wettest month (with the highest rainfall) is August (9.06").
The driest month (with the least rainfall) is January (1.3").

Average rainfall days in May
Lantana, FL

Average rainfall days in May - Lantana, FL
  • Average rainfall days in May: 20.2 days

The month with the highest number of rainy days is August (27.3 days).
The month with the least rainy days is February (13.3 days).

Average sea temperature in May
Lantana, FL

Average sea temperature in May - Lantana, FL
  • Average sea temperature in May: 80.2°F

The best month for swimming (with the highest average sea temperature) is August (85.7°F).
The coldest month (with the lowest average sea temperature) is January (74.1°F).

Average daylight in May /
Average sunshine in May
Lantana, FL

Average daylight in May / Average sunshine in May - Lantana, FL
  • Average daylight in May: 13h and 3min

The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in May: 10h and 2min

The months with the most sunshine are July and August (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 6h and 0min).

Average sunshine days in May
Lantana, FL

Average sunshine days in May - Lantana, FL
  • Average sunshine days in May: 8.7 days

The month with the most sunshine days is March (12.7 days).
The month with the least sunshine days is July (2.3 days).

Average UV index in May
Lantana, FL

Average UV index in May - Lantana, FL
  • Average UV index in May: 7

The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 5).

Average cloud cover in May
Lantana, FL

Average cloud cover in May - Lantana, FL
  • Average cloud cover in May: 30

The months with the most cloud cover are January, October, November and December (Cloud cover 36).
The months with the least cloud cover are April and July (Cloud cover 29).

Average visibility in May
Lantana, FL

Average visibility in May - Lantana, FL
  • Average visibility in May: 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).

Lantana, Florida, USA

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