May weather forecast
Hillsboro Beach, FL

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Hillsboro Beach on the Atlantic Ocean in Florida, as well as the rest of the vast city with a cloudy sky above
Hillsboro Beach on the Atlantic Ocean in Florida, as well as the rest of the vast city with a cloudy sky above

Weather in May

The last month of the spring, May, is another warm month in Hillsboro Beach, Florida, with an average temperature varying between 81.5°F (27.5°C) and 75.9°F (24.4°C).

Temperature

May's onset records an average high-temperature of a still warm 81.5°F (27.5°C), a near match to April's 79.2°F (26.2°C). May sees a slight dip to an average low temperature of 75.9°F (24.4°C) from the daytime highs.

Heat index

The average heat index in May is evaluated at a hot 86°F (30°C). If one sustains activity during exposure, it could lead to a sense of fatigue, with a chance of heat cramps.
Keep in mind the heat index values are meant for areas in shade and with light wind. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.

Humidity

In May, the average relative humidity is 73%.

Rainfall

In Hillsboro Beach, in May, during 20.9 rainfall days, 5.71" (145mm) of precipitation is typically accumulated. Throughout the year, in Hillsboro Beach, Florida, there are 243.5 rainfall days, and 53.31" (1354mm) of precipitation is accumulated.

Daylight

In Hillsboro Beach, the average length of the day in May is 13h and 26min.
On the first day of May, sunrise is at 6:42 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 8:08 pm EDT.

Sunshine

In May, the average sunshine is 10.6h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: A typical high UV index of 7 in May suggests the following recommendations:
Shield from overexposure. Defense against sun-related harm is required. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
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Frequently asked questions

What is the usual temperature for Hillsboro Beach in May?

The average high-temperature and low-temperature during May are 81.5°F (27.5°C) and 75.9°F (24.4°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in May is evaluated at 86°F (30°C).

What is the average humidity in May in Hillsboro Beach?

In Hillsboro Beach, Florida, the average relative humidity in May is 73%.

How many days does it rain in May in Hillsboro Beach?

In Hillsboro Beach, Florida, in May, during 20.9 rainfall days, 5.71" (145mm) of precipitation is typically accumulated.

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

In Hillsboro Beach, Florida, the average day length in May is 13h and 26min.

When are sunrise and sunset in May in Hillsboro Beach?

In May, on the first day of the month, sunrise is at 6:42 am and sunset at 7:52 pm. On the last day of the month, in Hillsboro Beach, Florida, sunrise is at 6:27 am and sunset at 8:08 pm EDT.

How long on average sun shines in May in Hillsboro Beach?

The average sunshine duration in May is 10.6h.

What are the months with the highest UV index in Hillsboro Beach?

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

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

In Hillsboro Beach, Florida, the average daily maximum UV index in May is 7. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Hillsboro Beach, FL

Average temperature in May - Hillsboro Beach, FL
  • Average high temperature in May: 81.5°F

The warmest month (with the highest average high temperature) is August (87.1°F).
The month with the lowest average high temperature is January (72.5°F).

  • Average low temperature in May: 75.9°F

The month with the highest average low temperature is August (81.5°F).
The coldest month (with the lowest average low temperature) is January (64.2°F).

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Average pressure in May
Hillsboro Beach, FL

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

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is September (29.95"Hg).

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Average wind speed in May
Hillsboro Beach, FL

Average wind speed in May - Hillsboro Beach, FL
  • Average wind speed in May: 10.3mph

The windiest month (with the highest average wind speed) is March (11.4mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

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Average humidity in May
Hillsboro Beach, FL

Average humidity in May - Hillsboro Beach, FL
  • Average humidity in May: 73%

The months with the highest relative humidity are June and December (75%).
The month with the lowest relative humidity is March (70%).

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Average rainfall in May
Hillsboro Beach, FL

Average rainfall in May - Hillsboro Beach, FL
  • Average rainfall in May: 5.71"

The wettest month (with the highest rainfall) is August (8.35").
The driest month (with the least rainfall) is January (1.38").

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Average rainfall days in May
Hillsboro Beach, FL

Average rainfall days in May - Hillsboro Beach, FL
  • Average rainfall days in May: 20.9 days

The month with the highest number of rainy days is August (28 days).
The month with the least rainy days is February (13 days).

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

Average daylight in May / Average sunshine in May - Hillsboro Beach, FL
  • Average daylight in May: 13h and 2min

The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in May: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 6h and 12min).

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Average sunshine days in May
Hillsboro Beach, FL

Average sunshine days in May - Hillsboro Beach, FL
  • Average sunshine days in May: 7.8 days

The month with the most sunshine days is March (12.1 days).
The months with the least sunshine days are July and August (1.7 days).

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Average UV index in May
Hillsboro Beach, FL

Average UV index in May - Hillsboro 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 5).

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Average cloud cover in May
Hillsboro Beach, FL

Average cloud cover in May - Hillsboro Beach, FL
  • Average cloud cover in May: 29

The month with the most cloud cover is October (Cloud cover 36).
The months with the least cloud cover are April and July (Cloud cover 28).

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Average visibility in May
Hillsboro Beach, FL

Average visibility in May - Hillsboro 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).

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Hillsboro Beach, Florida, USA

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