Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
May
Weather in May
Temperature
The commencement of May records an average high-temperature of a still moderately hot 82.6°F (28.1°C), barely varying from April's 77.5°F (25.3°C). Throughout May, the temperature in Saint Augustine Beach tends to fall to a consistent average low of 70.2°F (21.2°C).Heat index
The heat index for May is calculated to be a tropical 87.8°F (31°C). With prolonged exposure and constant activity, one might feel exhausted and experience heat cramps.Research indicates the heat index considers values in shaded locales and with light winds. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a numerical representation of warmth when taking temperature and moisture levels into account. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
Humidity
The average relative humidity in May is 74%.Rainfall
In Saint Augustine Beach, in May, during 14.3 rainfall days, 2.64" (67mm) of precipitation is typically accumulated. In Saint Augustine Beach, during the entire year, the rain falls for 186.8 days and collects up to 30.2" (767mm) of precipitation.Snowfall
In Saint Augustine Beach, snow does not fall in February through November.Daylight
In May, the average length of the day is 13h and 40min.On the first day of May, sunrise is at 6:41 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 8:21 pm EDT.
Sunshine
The average sunshine in May is 10.7h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.Note: During May, 7 as the daily maximum UV index converts into the following advice:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in May?
What is the average humidity in May?
How many days does it rain in May?
When it does not snow in Saint Augustine Beach?
How many hours of daylight does Saint Augustine Beach have in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
What are the months with the highest UV index?
What is the UV index intensity in May?
Average temperature in May
Saint Augustine Beach, FL
- Average high temperature in May: 82.6°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (64°F).
- Average low temperature in May: 70.2°F
The month with the highest average low temperature is August (77.5°F).
The coldest month (with the lowest average low temperature) is January (51.4°F).
Average pressure in May
Saint Augustine Beach, 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 (29.98"Hg).
Average wind speed in May
Saint Augustine Beach, FL
- Average wind speed in May: 7.9mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity in May
Saint Augustine Beach, FL
- Average humidity in May: 74%
The months with the highest relative humidity are July, August and December (77%).
The month with the lowest relative humidity is March (71%).
Average rainfall in May
Saint Augustine Beach, FL
- Average rainfall in May: 2.64"
The wettest month (with the highest rainfall) is August (4.33").
The driest month (with the least rainfall) is March (1.18").
Average rainfall days in May
Saint Augustine Beach, FL
- Average rainfall days in May: 14.3 days
The month with the highest number of rainy days is August (24.8 days).
The month with the least rainy days is February (10.3 days).
Average snowfall days in May
Saint Augustine Beach, FL
- Average snowfall days in May: 0 days
The months with the highest number of snowfall days are January and December (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in May /
Average sunshine in May
Saint Augustine Beach, FL
- Average daylight in May: 13h and 4min
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 4min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in May
Saint Augustine Beach, FL
- Average sunshine days in May: 14.2 days
The month with the most sunshine days is March (17.9 days).
The month with the least sunshine days is August (4.4 days).
Average UV index in May
Saint Augustine Beach, 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
Saint Augustine Beach, FL
- Average cloud cover in May: 26
The month with the most cloud cover is December (Cloud cover 38).
The month with the least cloud cover is May (Cloud cover 26).
Average visibility in May
Saint Augustine Beach, 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).