May weather forecastSylvan Lake, FL
May
Weather in May
The last month of the spring, May, is also a moderately hot month in Sylvan Lake, Florida, with an average temperature ranging between max 85.5°F (29.7°C) and min 69.1°F (20.6°C).Temperature
The arrival of May brings an average high-temperature of a still warm 85.5°F (29.7°C), subtly diverging from April's 81.5°F (27.5°C). During May, the temperature is averaged to a low of 69.1°F (20.6°C) at night.Heat index
The average heat index in May is calculated to be a torrid 95°F (35°C). Incorporate extra safety measures to avoid heat exhaustion and heat cramps. Continuous activity could provoke heatstroke.Heat index details are generally centered around shaded locations and a mild breeze. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'real feel', blends air temperature and moisture content to represent the felt temperature to humans. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
The process of perspiration is vital for the human body to get rid of excess warmth by allowing sweat to evaporate. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.
Humidity
In Sylvan Lake, the average relative humidity in May is 73%.Rainfall
In Sylvan Lake, during May, the rain falls for 16 days and regularly aggregates up to 2.87" (73mm) of precipitation. In Sylvan Lake, Florida, during the entire year, the rain falls for 187.2 days and collects up to 30.87" (784mm) of precipitation.Snowfall
February through December are months without snowfall.Daylight
In May, the average length of the day is 13h and 36min.On the first day of the month, sunrise is at 6:43 am and sunset at 8:01 pm. On the last day of May, sunrise is at 6:27 am and sunset at 8:19 pm EDT.
Sunshine
In May, the average sunshine is 10.7h.UV index
May through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.Note: An average maximum UV index of 7 in May leads to these recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Sylvan Lake, FL
- Average high temperature in May: 85.5°F
The warmest month (with the highest average high temperature) is August (91°F).
The month with the lowest average high temperature is January (67.8°F).
- Average low temperature in May: 69.1°F
The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is January (51.4°F).
Average pressure in May
Sylvan Lake, FL
- Average pressure in May: 30.02"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).
Average wind speed in May
Sylvan Lake, FL
- Average wind speed in May: 6mph
The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).
Average humidity in May
Sylvan Lake, FL
- Average humidity in May: 73%
The months with the highest relative humidity are August and September (77%).
The month with the lowest relative humidity is March (70%).
Average rainfall in May
Sylvan Lake, FL
- Average rainfall in May: 2.87"
The wettest month (with the highest rainfall) is August (4.84").
The driest month (with the least rainfall) is March (1.18").
Average rainfall days in May
Sylvan Lake, FL
- Average rainfall days in May: 16 days
The month with the highest number of rainy days is August (24.1 days).
The month with the least rainy days is January (10.1 days).
Average snowfall in May
Sylvan Lake, FL
- Average snowfall in May: 0"
The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in May
Sylvan Lake, FL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in May /
Average sunshine in May
Sylvan Lake, FL
- Average daylight in May: 13h and 36min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in May: 10h and 42min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 6min).
Average sunshine days in May
Sylvan Lake, FL
- Average sunshine days in May: 12.6 days
The month with the most sunshine days is January (17.6 days).
The month with the least sunshine days is July (3.8 days).
Average UV index in May
Sylvan Lake, FL
- Average UV index in May: 7
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 4).
Average cloud cover in May
Sylvan Lake, FL
- Average cloud cover in May: 27
The month with the most cloud cover is February (Cloud cover 36).
The month with the least cloud cover is May (Cloud cover 27).
Average visibility in May
Sylvan Lake, 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).





