May weather forecast
Estero, FL

The last month of the spring, May, is a hot month in Estero, Florida, with temperature in the range of an average high of 86°F (30°C) and an average low of 72°F (22.2°C).

Temperature

The advent of May signifies a minor shift to an average high-temperature of a tropical 86°F (30°C), aligning closely with April. In Estero, May is marked by an average low-temperature of 72°F (22.2°C).

Heat index

May's average heat index is calculated to be a very hot 96.8°F (36°C). Implement heightened safety measures - risk of heat exhaustion and heat cramps is increased. Prolonged activity may result in heatstroke.
Factoring in the heat index, values are geared towards shaded areas with light breezes. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', blends air temperature and moisture content to represent the felt temperature to humans. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
One way the human body deals with excessive warmth is by perspiring and allowing sweat to evaporate. When relative humidity increases, the body's capacity to evaporate heat decreases, leading to a heightened sense of warmth. When body temperature rises due to an imbalance in heat gain, there's a potential for dehydration and overheating.

Humidity

The average relative humidity in May is 72%.

Rainfall

In Estero, in May, it is raining for 15.4 days, with typically 2.36" (60mm) of accumulated precipitation. Throughout the year, there are 170 rainfall days, and 23.82" (605mm) of precipitation is accumulated.

Daylight

In Estero, Florida, the average length of the day in May is 13h and 27min.
On the first day of the month, sunrise is at 6:48 am and sunset at 7:59 pm. On the last day of May, sunrise is at 6:34 am and sunset at 8:15 pm EDT.

Sunshine

The months with the most sunshine are May and July, with an average of 11h 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 of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: In May, the average maximum UV index of 7 translates into the following recommendations:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.