May weather forecast
Terrell, FL

The last month of the spring, May, is a tropical month in Terrell, Florida, with an average temperature varying between 86.2°F (30.1°C) and 67.8°F (19.9°C).

Temperature

With the onset of May, the average high-temperature stands at a hot 86.2°F (30.1°C), closely aligned with April's 82°F (27.8°C). The low-temperature average for Terrell during May stands at an enjoyable 67.8°F (19.9°C).

Heat index

The average heat index in May is calculated to be a torrid 96.8°F (36°C). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are quite important for children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
Evaporating sweat, an outcome of perspiration, is key in assisting the human body to moderate its temperature. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.

Humidity

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

Rainfall

In May, the rain falls for 12.6 days. Throughout May, 1.22" (31mm) of precipitation is accumulated. Throughout the year, there are 140.2 rainfall days, and 15" (381mm) of precipitation is accumulated.

Daylight

In Terrell, the average length of the day in May is 13h and 35min.
On the first day of May in Terrell, sunrise is at 6:47 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 8:21 pm EDT.

Sunshine

In Terrell, the average sunshine in May is 10.6h.

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 health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high daily UV index of 7 during May translates into the following directions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.