May weather forecast
Madeira Beach, FL

May in Madeira Beach, Florida, ushers in the beginning of summer with temperatures as high as 82.2°F (27.9°C). The rainfall jumps significantly to a substantial 1.65" (42mm), yet this doesn't dampen the spirit of outdoor adventure. The UV index peaking at 7 emphasizes the need for heightened sun-safety measures. The increased daylight hours and sea temperatures make it an ideal month for sunbathing, swimming, and indulging in seaside leisure. In weather terms, May does mark a warmer, sunnier chapter in the calendar year.

Temperature

With the transition into May, Madeira Beach notes an average high-temperature of a still moderately hot 82.2°F (27.9°C), closely resembling April. Throughout May, the temperature falls to an average low of 73°F (22.8°C).

Heat index

The heat index value for May is estimated at a tropical 87.8°F (31°C). Exposure and extended activity could potentially cause a state of fatigue and lead to heat cramps.
Keep in mind the heat index values are meant for areas in shade and with light wind. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Madeira Beach, the average relative humidity in May is 73%.

Rainfall

In May, the rain falls for 13.3 days. Throughout May, 1.65" (42mm) of precipitation is accumulated. In Madeira Beach, during the entire year, the rain falls for 165.3 days and collects up to 26.93" (684mm) of precipitation.

Ocean temperature

In Madeira Beach, in May, the average water temperature is 78.1°F (25.6°C).
Note: Swimming, diving, and other water-related activities in temperatures between 77°F (25°C) and 84.2°F (29°C) are considered highly enjoyable and satisfying for longer durations without uneasiness.

Daylight

In Madeira Beach, the average length of the day in May is 13h and 32min.
On the first day of the month, sunrise is at 6:50 am and sunset at 8:05 pm. On the last day of May, in Madeira Beach, sunrise is at 6:35 am and sunset at 8:22 pm EDT.

Sunshine

The month with the most sunshine is May, with an average of 11.2h of sunshine.

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 vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 7 in May converts into the following recommendations:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Note! Reflective surfaces like sand and water heighten the UV radiation levels.