May weather forecast
Crystal Beach, FL

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Weather in May

May, the last month of the spring in Crystal Beach, is another warm month, with an average temperature ranging between min 73°F (22.8°C) and max 82.4°F (28°C).

Temperature

Crystal Beach's weather, upon May's arrival, documents an average high-temperature of a still moderately hot 82.4°F (28°C), nearly identical to the prior month. The average temperature drops to an agreeable 73°F (22.8°C) during the night in the month of May.

Heat index

The heat index value for May is appraised at a hot 87.8°F (31°C). Enduring exposure and ongoing activity could cause a sense of fatigue and subsequent heat cramps.
Understand that the heat index values take into account shaded locations and mild winds. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance 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

May and October, with an average relative humidity of 72%, are the least humid months.

Rainfall

In Crystal Beach, during May, the rain falls for 12.9 days and regularly aggregates up to 1.69" (43mm) of precipitation. In Crystal Beach, during the entire year, the rain falls for 168.5 days and collects up to 27.4" (696mm) of precipitation.

Daylight

The average length of the day in May is 13h and 33min.
On the first day of May, sunrise is at 6:50 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:34 am and sunset at 8:23 pm EDT.

Sunshine

With an average of 11.2h of sunshine, May has the most sunshine of the year.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index of 7 during May translates into these guidelines:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Updated: Jun 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in May?

In Crystal Beach, in May, the average high-temperature is 82.4°F (28°C), and the average low-temperature is 73°F (22.8°C). In May, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 87.8°F (31°C).

What is the least humid month?

May and October, with an average relative humidity of 72%, are the least humid months.

What is the average humidity in May?

In May, the average relative humidity in Crystal Beach, Florida, is 72%.

How many days does it rain in May?

In Crystal Beach, during May, the rain falls for 12.9 days and regularly aggregates up to 1.69" (43mm) of precipitation.

How many hours of daylight does Crystal Beach have in May?

In Crystal Beach, the average day length in May is 13h and 33min.

What time are sunrise and sunset in May in Crystal Beach?

In May, on the first day of the month, sunrise is at 6:50 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:34 am and sunset at 8:23 pm EDT.

What month has the most sunshine in Crystal Beach?

With an average of 11.2h of sunshine, May has the most sunshine of the year in Crystal Beach.

How long on average sun shines in May?

In May, the average sunshine duration is 11.2h.

What are the months with the highest UV index?

The months with the highest UV index are May through September, with an average maximum UV index of 7.

What is the UV index reading in May in Crystal Beach?

The average daily maximum UV index in May in Crystal Beach is 7. A UV Index of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Crystal Beach, FL

Average temperature in May - Crystal Beach, FL
  • Average high temperature in May: 82.4°F

The warmest month (with the highest average high temperature) is August (88°F).
The month with the lowest average high temperature is January (65.7°F).

  • Average low temperature in May: 73°F

The month with the highest average low temperature is August (80.4°F).
The coldest month (with the lowest average low temperature) is January (55°F).

Average pressure in May
Crystal Beach, FL

Average pressure in May - Crystal Beach, FL
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.96"Hg).

Average wind speed in May
Crystal Beach, FL

Average wind speed in May - Crystal Beach, FL
  • Average wind speed in May: 8.3mph

The windiest months (with the highest average wind speed) are January and March (9.3mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).

Average humidity in May
Crystal Beach, FL

Average humidity in May - Crystal Beach, FL
  • Average humidity in May: 72%

The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are May and October (72%).

Average rainfall in May
Crystal Beach, FL

Average rainfall in May - Crystal Beach, FL
  • Average rainfall in May: 1.69"

The wettest month (with the highest rainfall) is August (5.16").
The driest month (with the least rainfall) is March (0.79").

Average rainfall days in May
Crystal Beach, FL

Average rainfall days in May - Crystal Beach, FL
  • Average rainfall days in May: 12.9 days

The month with the highest number of rainy days is July (25.6 days).
The month with the least rainy days is November (7.6 days).

Average daylight in May /
Average sunshine in May
Crystal Beach, FL

Average daylight in May / Average sunshine in May - Crystal Beach, 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: 11h and 1min

The month with the most sunshine is May (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in May
Crystal Beach, FL

Average sunshine days in May - Crystal Beach, FL
  • Average sunshine days in May: 15.6 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is July (3.6 days).

Average UV index in May
Crystal Beach, FL

Average UV index in May - Crystal Beach, 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
Crystal Beach, FL

Average cloud cover in May - Crystal Beach, FL
  • Average cloud cover in May: 20

The months with the most cloud cover are January and December (Cloud cover 30).
The month with the least cloud cover is May (Cloud cover 20).

Average visibility in May
Crystal Beach, FL

Average visibility in May - Crystal 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).

Crystal Beach, Florida, USA

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