May weather forecast
Courtenay, FL

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Weather in May

The last month of the spring, May, is another warm month in Courtenay, Florida, with an average temperature ranging between max 80.4°F (26.9°C) and min 73.8°F (23.2°C).

Temperature

The shift into May records an average high-temperature of a still moderately hot 80.4°F (26.9°C), subtly varied from April's 77°F (25°C). Courtenay's May nights observe a minor shift from the daytime temperatures, resulting in an average dip to a still moderately hot 73.8°F (23.2°C).

Humidity

In Courtenay, the average relative humidity in May is 76%.

Rainfall

In Courtenay, in May, it is raining for 16 days, with typically 3.7" (94mm) of accumulated precipitation. Throughout the year, there are 204.7 rainfall days, and 36.57" (929mm) of precipitation is accumulated.

Daylight

In May, the average length of the day is 13h and 34min.
On the first day of the month, sunrise is at 6:41 am and sunset at 7:58 pm. On the last day of May, sunrise is at 6:25 am and sunset at 8:15 pm EDT.

Sunshine

In May, the average sunshine in Courtenay, Florida, is 10.6h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index, 7 in May, converts into the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

What are the temperatures in Courtenay in May?

The high-temperature, in May, in Courtenay, is 80.4°F (26.9°C), while the low-temperature averages to 73.8°F (23.2°C).

What is the average humidity in May in Courtenay?

The average relative humidity in May in Courtenay is 76%.

How many days does it rain in May in Courtenay?

In Courtenay, Florida, in May, it is raining for 16 days, with typically 3.7" (94mm) of accumulated precipitation.

How many hours of daylight does Courtenay have in May?

In Courtenay, the average day length in May is 13h and 34min.

When is the sunrise / sunset in May in Courtenay?

In May, on the first day of the month, sunrise is at 6:41 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 8:15 pm EDT.

How many hours of sunshine does Courtenay have in May?

The average sunshine duration in May in Courtenay, Florida, is 10.6h.

What is the month with the highest UV index in Courtenay?

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

How high is the UV index in May in Courtenay?

In Courtenay, the average daily maximum UV index in May is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to 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
Courtenay, FL

Average temperature in May - Courtenay, FL
  • Average high temperature in May: 80.4°F

The warmest month (with the highest average high temperature) is August (86°F).
The month with the lowest average high temperature is January (68.4°F).

  • Average low temperature in May: 73.8°F

The month with the highest average low temperature is August (79.7°F).
The coldest month (with the lowest average low temperature) is January (59.4°F).

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Average pressure in May
Courtenay, FL

Average pressure in May - Courtenay, 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).

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Average wind speed in May
Courtenay, FL

Average wind speed in May - Courtenay, FL
  • Average wind speed in May: 9.9mph

The windiest month (with the highest average wind speed) is November (11.5mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).

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Average humidity in May
Courtenay, FL

Average humidity in May - Courtenay, FL
  • Average humidity in May: 76%

The months with the highest relative humidity are June, July and August (79%).
The month with the lowest relative humidity is March (72%).

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Average rainfall in May
Courtenay, FL

Average rainfall in May - Courtenay, FL
  • Average rainfall in May: 3.7"

The wettest month (with the highest rainfall) is August (6.34").
The driest month (with the least rainfall) is March (1.22").

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Average rainfall days in May
Courtenay, FL

Average rainfall days in May - Courtenay, FL
  • Average rainfall days in May: 16 days

The month with the highest number of rainy days is August (25.7 days).
The month with the least rainy days is February (10.3 days).

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

Average daylight in May / Average sunshine in May - Courtenay, 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 0min).

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Average sunshine days in May
Courtenay, FL

Average sunshine days in May - Courtenay, FL
  • Average sunshine days in May: 11.5 days

The month with the most sunshine days is March (16.6 days).
The month with the least sunshine days is August (3.3 days).

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Average UV index in May
Courtenay, FL

Average UV index in May - Courtenay, 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).

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Average cloud cover in May
Courtenay, FL

Average cloud cover in May - Courtenay, FL
  • Average cloud cover in May: 26

The months with the most cloud cover are January and November (Cloud cover 35).
The months with the least cloud cover are April and May (Cloud cover 26).

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Average visibility in May
Courtenay, FL

Average visibility in May - Courtenay, 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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Courtenay, Florida, USA

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