May weather forecast
Cedar Key, FL

Weather in May

The last month of the spring, May, is also a moderately hot month in Cedar Key, Florida, with an average temperature varying between 67.1°F (19.5°C) and 84.9°F (29.4°C).

Temperature

In Cedar Key, the average high-temperature in May is essentially the same as in April - a still moderately hot 84.9°F (29.4°C). In Cedar Key, in May, the average low-temperature is 67.1°F (19.5°C).

Heat index

The average heat index in May is evaluated at a tropical 93.2°F (34°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'felt air temperature', 'real feel', or 'apparent temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like activity, differences in body mass, height, and shape, clothing, and wind affect individual temperature impact. 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 especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

The average relative humidity in May is 73%.

Rainfall

In Cedar Key, it is raining for 12.8 days, with typically 1.61" (41mm) of accumulated precipitation. In Cedar Key, during the entire year, the rain falls for 154 days and collects up to 21.69" (551mm) of precipitation.

Snowfall

In Cedar Key, snow does not fall in January through November.

Ocean temperature

In May, the average ocean temperature is 78.1°F (25.6°C).
Note: 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.

Daylight

The average length of the day in May is 13h and 37min.
On the first day of May in Cedar Key, sunrise is at 6:50 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 8:26 pm EDT.

Sunshine

In Cedar Key, the average sunshine in May is 10.7h.

UV index

May through August, 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 hazard from unsafe exposure to UV radiation for average individuals.
Note: The average daily UV index of 7 in May transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.
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FAQ

What is the temperature in May in Cedar Key?

In Cedar Key, in May, the average high-temperature is 84.9°F (29.4°C), and the average low-temperature is 67.1°F (19.5°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in May is evaluated at 93.2°F (34°C).

What is the average humidity in May in Cedar Key?

In Cedar Key, the average relative humidity in May is 73%.

How many days does it rain in May in Cedar Key?

In May, the rain falls for 12.8 days. Throughout May, 1.61" (41mm) of precipitation is accumulated.

When it does not snow in Cedar Key?

January through November are months without snowfall in Cedar Key.

What is the water temperature in May in Cedar Key?

In Cedar Key, in May, the average water temperature is 78.1°F (25.6°C). Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

How many hours of daylight does Cedar Key have in May?

In May, the average day length is 13h and 37min.

When are sunrise and sunset in May in Cedar Key?

In May, on the first day of the month, sunrise is at 6:50 am and sunset at 8:08 pm. On the last day of the month, in Cedar Key, sunrise is at 6:33 am and sunset at 8:26 pm EDT.

How many hours of sunshine does Cedar Key have in May?

In May, the average sunshine duration in Cedar Key, Florida, is 10.7h.

What are the months with the highest UV index in Cedar Key?

The months with the highest UV index in Cedar Key, Florida, are May through August, with an average maximum UV index of 7.

What is the UV index intensity in May in Cedar Key?

In May, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Cedar Key, FL

Average temperature in May - Cedar Key, FL
  • Average high temperature in May: 84.9°F

The warmest month (with the highest average high temperature) is August (90.3°F).
The month with the lowest average high temperature is January (64°F).

  • Average low temperature in May: 67.1°F

The month with the highest average low temperature is August (76.5°F).
The coldest month (with the lowest average low temperature) is January (47.7°F).

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Average pressure in May
Cedar Key, FL

Average pressure in May - Cedar Key, FL
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).

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Average wind speed in May
Cedar Key, FL

Average wind speed in May - Cedar Key, FL
  • Average wind speed in May: 6.3mph

The windiest months (with the highest average wind speed) are January, February and March (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average humidity in May
Cedar Key, FL

Average humidity in May - Cedar Key, FL
  • Average humidity in May: 73%

The month with the highest relative humidity is September (77%).
The month with the lowest relative humidity is January (71%).

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Average rainfall in May
Cedar Key, FL

Average rainfall in May - Cedar Key, FL
  • Average rainfall in May: 1.61"

The wettest month (with the highest rainfall) is August (3.58").
The driest month (with the least rainfall) is November (0.83").

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Average rainfall days in May
Cedar Key, FL

Average rainfall days in May - Cedar Key, FL
  • Average rainfall days in May: 12.8 days

The month with the highest number of rainy days is July (22.8 days).
The month with the least rainy days is November (6.6 days).

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Average snowfall days in May
Cedar Key, FL

Average snowfall days in May - Cedar Key, FL
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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Average sea temperature in May
Cedar Key, FL

Average sea temperature in May - Cedar Key, FL
  • Average sea temperature in May: 78.1°F

The best month for swimming (with the highest average sea temperature) is August (86.4°F).
The coldest month (with the lowest average sea temperature) is January (58.4°F).

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Average daylight in May /
Average sunshine in May
Cedar Key, FL

Average daylight in May / Average sunshine in May - Cedar Key, FL
  • Average daylight in May: 13h and 37min

The month with the longest days is June (Average daylight: 13h and 59min).
The month with the shortest days is December (Average daylight: 10h and 19min).

  • Average sunshine in May: 10h and 42min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

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Average sunshine days in May
Cedar Key, FL

Average sunshine days in May - Cedar Key, FL
  • Average sunshine days in May: 15.7 days

The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is July (5.8 days).

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Average UV index in May
Cedar Key, FL

Average UV index in May - Cedar Key, 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 and December (UV index 4).

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Average cloud cover in May
Cedar Key, FL

Average cloud cover in May - Cedar Key, FL
  • Average cloud cover in May: 25

The months with the most cloud cover are February and December (Cloud cover 36).
The month with the least cloud cover is May (Cloud cover 25).

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Average visibility in May
Cedar Key, FL

Average visibility in May - Cedar Key, 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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