May weather forecastMiramar Beach, FL
May
Weather in May
The last month of the spring, May, is also a moderately hot month in Miramar Beach, Florida, with an average temperature fluctuating between 70.3°F (21.3°C) and 81.1°F (27.3°C).Temperature
In Miramar Beach, the onset of May comes with a modest high-temperature shift, transitioning from April's moderately hot 74.3°F (23.5°C) to a still warm 81.1°F (27.3°C). In May, Miramar Beach records an average nighttime temperature of 70.3°F (21.3°C).Heat index
The heat index in May is evaluated at a hot 86°F (30°C). If one continues to be active during exposure, it might cause tiredness and subsequent heat cramps.It is important to note that the heat index values are for shaded areas and light wind scenarios. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
Humidity
The average relative humidity in May is 73%.Rainfall
May is the month with the least rainfall. Rain falls for 11.4 days and accumulates 1.54" (39mm) of precipitation.Snowfall
In Miramar Beach, snow does not fall in February through December.Ocean temperature
In Miramar Beach, the average seawater temperature in May is 76.6°F (24.8°C).Note: Swimming in 76.6°F (24.8°C) water can be enjoyable based on one's cold tolerance and conditions like sunshine, wind, and ambient temperature. (Olympic swimmers compete in waters between 77°F (25°C) and 82.4°F (28°C).)
Daylight
In Miramar Beach, the average length of the day in May is 13h and 42min.On the first day of the month, sunrise is at 6:01 am and sunset at 7:23 pm. On the last day of May, sunrise is at 5:43 am and sunset at 7:42 pm CDT.
Sunshine
The average sunshine in May is 11h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.Note: A typical high UV index of 7 in May suggests the following recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Stay cautious! Sand and water reflections increase UV radiation potency.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Miramar Beach, FL
- Average high temperature in May: 81.1°F
The warmest months (with the highest average high temperature) are July and August (88.3°F).
The month with the lowest average high temperature is January (59.7°F).
- Average low temperature in May: 70.3°F
The month with the highest average low temperature is August (79.2°F).
The coldest month (with the lowest average low temperature) is January (48°F).
Average pressure in May
Miramar Beach, FL
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.97"Hg).
Average wind speed in May
Miramar Beach, FL
- Average wind speed in May: 8.1mph
The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is August (7mph).
Average humidity in May
Miramar Beach, FL
- Average humidity in May: 73%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is October (68%).
Average rainfall in May
Miramar Beach, FL
- Average rainfall in May: 1.54"
The wettest month (with the highest rainfall) is August (4.84").
The driest month (with the least rainfall) is May (1.54").
Average rainfall days in May
Miramar Beach, FL
- Average rainfall days in May: 11.4 days
The month with the highest number of rainy days is August (23.3 days).
The month with the least rainy days is November (7.9 days).
Average snowfall in May
Miramar Beach, 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
Miramar Beach, 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 sea temperature in May
Miramar Beach, FL
- Average sea temperature in May: 76.5°F
The best month for swimming (with the highest average sea temperature) is August (86.2°F).
The coldest month (with the lowest average sea temperature) is February (62.2°F).
Average daylight in May /
Average sunshine in May
Miramar Beach, FL
- Average daylight in May: 13h and 42min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in May: 11h and 0min
The month with the most sunshine is June (Average sunshine: 11h and 6min).
The months with the least sunshine are February and December (Average sunshine: 5h and 30min).
Average sunshine days in May
Miramar Beach, FL
- Average sunshine days in May: 17.3 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is August (6.2 days).
Average UV index in May
Miramar 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 months with the lowest UV index are January, February and December (UV index 4).
Average cloud cover in May
Miramar Beach, FL
- Average cloud cover in May: 23
The months with the most cloud cover are February and December (Cloud cover 40).
The month with the least cloud cover is October (Cloud cover 22).
Average visibility in May
Miramar 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).





