May weather forecast
Matlacha, FL

Share

Weather in May

The last month of the spring, May, is another warm month in Matlacha, Florida, with an average temperature ranging between min 73°F (22.8°C) and max 84.7°F (29.3°C).

Temperature

Matlacha commences May with an average high-temperature of a still warm 84.7°F (29.3°C), maintaining a close resemblance to the previous month. In May, the recorded average low-temperature is a pleasant 73°F (22.8°C).

Heat index

The heat index value for May is computed to be a hot 93.2°F (34°C). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
When assessing, remember that heat index measurements are for light winds and shaded spots. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are highly important for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.

Humidity

In May, the average relative humidity is 72%.

Rainfall

In Matlacha, during May, the rain falls for 14.4 days and regularly aggregates up to 1.65" (42mm) of precipitation. In Matlacha, during the entire year, the rain falls for 156.4 days and collects up to 17.95" (456mm) of precipitation.

Daylight

In May, the average length of the day is 13h and 28min.
On the first day of May, sunrise is at 6:49 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 8:17 pm EDT.

Sunshine

In May, the average sunshine is 10.9h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: A daily high UV index of 7 in May leads to these guidelines:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in May?

Matlacha in May has an average high-temperature of 84.7°F (29.3°C) and an average low-temperature of 73°F (22.8°C). In May, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 93.2°F (34°C).

What is the average humidity in May?

In Matlacha, the average relative humidity in May is 72%.

How many days does it rain in May?

In May, the rain falls for 14.4 days. Throughout May, 1.65" (42mm) of precipitation is accumulated.

What is the average length of the day in May?

In Matlacha, the average day length in May is 13h and 28min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:49 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 8:17 pm EDT.

How long on average sun shines in May?

In Matlacha, the average sunshine duration in May is 10.9h.

When is the highest UV index?

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

How high is the UV index in May?

In Matlacha, the average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Matlacha, FL

Average temperature in May - Matlacha, FL
  • Average high temperature in May: 84.7°F

The warmest month (with the highest average high temperature) is August (88.9°F).
The month with the lowest average high temperature is January (70.7°F).

  • Average low temperature in May: 73°F

The month with the highest average low temperature is August (79.7°F).
The coldest month (with the lowest average low temperature) is January (57.7°F).

Average pressure in May
Matlacha, FL

Average pressure in May - Matlacha, FL
  • Average pressure in May: 30"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is September (29.95"Hg).

Average wind speed in May
Matlacha, FL

Average wind speed in May - Matlacha, FL
  • Average wind speed in May: 7.7mph

The windiest month (with the highest average wind speed) is October (8.7mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

Average humidity in May
Matlacha, FL

Average humidity in May - Matlacha, FL
  • Average humidity in May: 72%

The months with the highest relative humidity are September and December (76%).
The month with the lowest relative humidity is March (71%).

Average rainfall in May
Matlacha, FL

Average rainfall in May - Matlacha, FL
  • Average rainfall in May: 1.65"

The wettest month (with the highest rainfall) is August (3.94").
The driest months (with the least rainfall) are February and March (0.43").

Average rainfall days in May
Matlacha, FL

Average rainfall days in May - Matlacha, FL
  • Average rainfall days in May: 14.4 days

The month with the highest number of rainy days is August (24 days).
The month with the least rainy days is February (6.2 days).

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

Average daylight in May / Average sunshine in May - Matlacha, 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 5min

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 36min).

Average sunshine days in May
Matlacha, FL

Average sunshine days in May - Matlacha, FL
  • Average sunshine days in May: 13.4 days

The month with the most sunshine days is January (22.8 days).
The month with the least sunshine days is August (5.3 days).

Average UV index in May
Matlacha, FL

Average UV index in May - Matlacha, 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 4).

Average cloud cover in May
Matlacha, FL

Average cloud cover in May - Matlacha, FL
  • Average cloud cover in May: 24

The month with the most cloud cover is January (Cloud cover 29).
The months with the least cloud cover are March and May (Cloud cover 24).

Average visibility in May
Matlacha, FL

Average visibility in May - Matlacha, 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).

Matlacha, Florida, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location