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 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
Weather in May
Temperature
As May takes its course, Merritt Island's average high-temperature registers at a still warm 81.5°F (27.5°C), closely aligning with the preceding month. The nighttime temperature demonstrates a marginal decline, averaging at an agreeable 72.5°F (22.5°C) during May.Heat index
The heat index value for May is calculated to be a hot 86°F (30°C). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.In the scope of the heat index, its values resonate with shade and light wind conditions. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.
Humidity
In May, the average relative humidity is 75%.Rainfall
In Merritt Island, during May, the rain falls for 14.3 days and regularly aggregates up to 2.64" (67mm) of precipitation. Throughout the year, there are 190.9 rainfall days, and 29.37" (746mm) of precipitation is accumulated.Daylight
In Merritt Island, the average length of the day in May is 13h and 34min.On the first day of the month, sunrise is at 6:41 am and sunset at 7:57 pm. On the last day of May, sunrise is at 6:25 am and sunset at 8:15 pm EDT.
Sunshine
The average sunshine in May is 10.7h.UV index
May through September, 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:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. 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
What is the temperature in May?
What is the average humidity in May?
How many days does it rain in May in Merritt Island?
What is the average length of the day in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
What is the month with the highest UV index?
What is the UV index intensity in May?
Average temperature in May
Merritt Island, FL
- Average high temperature in May: 81.5°F
The warmest month (with the highest average high temperature) is August (87.3°F).
The month with the lowest average high temperature is January (68.4°F).
- Average low temperature in May: 72.5°F
The month with the highest average low temperature is August (78.6°F).
The coldest month (with the lowest average low temperature) is January (57.7°F).
Average pressure in May
Merritt Island, FL
- Average pressure in May: 30.02"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).
Average wind speed in May
Merritt Island, FL
- Average wind speed in May: 8.9mph
The windiest months (with the highest average wind speed) are January and November (10mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).
Average humidity in May
Merritt Island, FL
- Average humidity in May: 75%
The month with the highest relative humidity is August (79%).
The month with the lowest relative humidity is March (72%).
Average rainfall in May
Merritt Island, FL
- Average rainfall in May: 2.64"
The wettest month (with the highest rainfall) is August (5.12").
The driest month (with the least rainfall) is March (1.14").
Average rainfall days in May
Merritt Island, FL
- Average rainfall days in May: 14.3 days
The month with the highest number of rainy days is August (24.7 days).
The month with the least rainy days is February (9.6 days).
Average daylight in May /
Average sunshine in May
Merritt Island, FL
- Average daylight in May: 13h and 4min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).
- 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 January (Average sunshine: 6h and 6min).
Average sunshine days in May
Merritt Island, FL
- Average sunshine days in May: 13.8 days
The month with the most sunshine days is January (17.2 days).
The month with the least sunshine days is August (3.1 days).
Average UV index in May
Merritt Island, FL
- Average UV index in May: 7
The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 4).
Average cloud cover in May
Merritt Island, FL
- Average cloud cover in May: 26
The months with the most cloud cover are January, November and December (Cloud cover 34).
The months with the least cloud cover are April, May and July (Cloud cover 26).
Average visibility in May
Merritt Island, 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).
Merritt Island, Florida, USA
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