May weather forecast
Seminole, FL

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Weather in May

The last month of the spring, May, is also a moderately hot month in Seminole, Florida, with an average temperature fluctuating between 82.2°F (27.9°C) and 73°F (22.8°C).

Temperature

Seminole experiences a subtle adjustment in high-temperatures to a still moderately hot 82.2°F (27.9°C) with the onset of May, maintaining near parity with April's 77.5°F (25.3°C). Seminole, during the month of May, experiences an average low-temperature of 73°F (22.8°C).

Heat index

In May, the heat index is calculated to be a tropical 87.8°F (31°C). With constant exposure and activity, a state of weariness might ensue, leading to potential heat cramps.
Remember that heat index calculations are made for conditions in the shade with light wind. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.

Humidity

The average relative humidity in May is 73%.

Rainfall

In Seminole, in May, it is raining for 13.3 days, with typically 1.65" (42mm) of accumulated precipitation. In Seminole, during the entire year, the rain falls for 165.3 days and collects up to 26.93" (684mm) of precipitation.

Ocean temperature

In May, the average ocean temperature is 78.1°F (25.6°C).
Note: Between the temperatures of 77°F (25°C) and 84.2°F (29°C), water is considered very warm, providing pleasure in water activities without discomfort over lengthy periods.

Daylight

In Seminole, the average length of the day in May is 13h and 32min.
On the first day of the month, sunrise is at 6:50 am and sunset at 8:05 pm. On the last day of May, sunrise is at 6:35 am and sunset at 8:22 pm EDT.

Sunshine

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

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 unsafe exposure to UV radiation for the average person.
Note: A maximum UV index of 7 in May translates into the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Stay cautious! Sand and water reflections increase UV radiation potency.
Updated: Jul 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

In Seminole, 82.2°F (27.9°C) is the average high-temperature and 73°F (22.8°C) is the average low-temperature during May. In May, the average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 87.8°F (31°C).

What is the average humidity in May?

In May, the average relative humidity is 73%.

How much does it rain in May?

In Seminole, in May, it is raining for 13.3 days, with typically 1.65" (42mm) of accumulated precipitation.

What is the ocean temperature in May?

In May, the average ocean temperature is 78.1°F (25.6°C). For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

How many hours of daylight does Seminole have in May?

In Seminole, the average day length in May is 13h and 32min.

When is the sunrise / sunset in May?

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 6:35 am and sunset at 8:22 pm EDT.

What month has the most sunshine?

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

How long on average sun shines in May?

In Seminole, the average sunshine duration in May is 11.2h.

What is the month with the highest UV index?

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

How high is the UV index in May?

The average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe 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
Seminole, FL

Average temperature in May - Seminole, FL
  • Average high temperature in May: 82.2°F

The warmest month (with the highest average high temperature) is August (87.6°F).
The month with the lowest average high temperature is January (65.8°F).

  • Average low temperature in May: 73°F

The month with the highest average low temperature is August (80.6°F).
The coldest month (with the lowest average low temperature) is January (56.1°F).

Average pressure in May
Seminole, FL

Average pressure in May - Seminole, 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
Seminole, FL

Average wind speed in May - Seminole, FL
  • Average wind speed in May: 8.6mph

The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

Average humidity in May
Seminole, FL

Average humidity in May - Seminole, 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 (72%).

Average rainfall in May
Seminole, FL

Average rainfall in May - Seminole, FL
  • Average rainfall in May: 1.65"

The wettest month (with the highest rainfall) is August (4.88").
The driest month (with the least rainfall) is March (0.87").

Average rainfall days in May
Seminole, FL

Average rainfall days in May - Seminole, FL
  • Average rainfall days in May: 13.3 days

The month with the highest number of rainy days is July (24.7 days).
The month with the least rainy days is November (7.3 days).

Average sea temperature in May
Seminole, FL

Average sea temperature in May - Seminole, FL
  • Average sea temperature in May: 78.2°F

The best month for swimming (with the highest average sea temperature) is August (86.7°F).
The coldest month (with the lowest average sea temperature) is January (64°F).

Average daylight in May /
Average sunshine in May
Seminole, FL

Average daylight in May / Average sunshine in May - Seminole, FL
  • Average daylight in May: 13h and 3min

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
Seminole, FL

Average sunshine days in May - Seminole, FL
  • Average sunshine days in May: 15.6 days

The month with the most sunshine days is January (22 days).
The month with the least sunshine days is July (4.2 days).

Average UV index in May
Seminole, FL

Average UV index in May - Seminole, 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
Seminole, FL

Average cloud cover in May - Seminole, FL
  • Average cloud cover in May: 20

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

Average visibility in May
Seminole, FL

Average visibility in May - Seminole, 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).

Seminole, Florida, USA

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