May weather forecast
Ridge Harbor, FL

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Weather in May

The last month of the spring, May, is a tropical month in Ridge Harbor, Florida, with temperature in the range of an average low of 71.2°F (21.8°C) and an average high of 87.3°F (30.7°C).

Temperature

May's onset records an average high-temperature of a hot 87.3°F (30.7°C), a near match to April's 83.8°F (28.8°C). In the month of May, the average temperature dips to an agreeable 71.2°F (21.8°C) during the night.

Heat index

The average heat index in May is calculated to be a very hot 98.6°F (37°C). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
In the scope of the heat index, its values resonate with shade and light wind conditions. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a measure of how hot it feels when the actual air humidity is factored in. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
The natural cooling mechanism in humans involves perspiration, where the evaporation of sweat balances out excessive warmth. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. If heat absorption exceeds the body's cooling ability, body temperature can elevate, resulting in potential thermal illnesses.

Humidity

In May, the average relative humidity is 71%.

Rainfall

In Ridge Harbor, during May, the rain falls for 15.9 days and regularly aggregates up to 3.19" (81mm) of precipitation. In Ridge Harbor, during the entire year, the rain falls for 181.8 days and collects up to 29.37" (746mm) of precipitation.

Daylight

In May, the average length of the day is 13h and 29min.
On the first day of the month, sunrise is at 6:48 am and sunset at 8:01 pm. On the last day of May, sunrise is at 6:33 am and sunset at 8:17 pm EDT.

Sunshine

The average sunshine in May is 10.7h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In May, a daily UV index of 7 turns into the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Updated: Jul 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is May?

May temperatures vary between a high-temperature of 87.3°F (30.7°C) and a low-temperature of 71.2°F (21.8°C). In May, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 98.6°F (37°C).

What is the average humidity in May?

In May, the average relative humidity is 71%.

How many days does it rain in May?

In Ridge Harbor, in May, during 15.9 rainfall days, 3.19" (81mm) of precipitation is typically accumulated.

How many hours of daylight does Ridge Harbor have in May?

The average day length in May is 13h and 29min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:48 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 8:17 pm EDT.

How long on average sun shines in May?

In Ridge Harbor, the average sunshine duration in May is 10.7h.

When is the highest UV index?

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

How high is the UV index in May?

In May, the average daily maximum UV index is 7. A UV Index of 6 to 7 symbolizes a high health risk 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
Ridge Harbor, FL

Average temperature in May - Ridge Harbor, FL
  • Average high temperature in May: 87.3°F

The warmest months (with the highest average high temperature) are July and August (90.1°F).
The month with the lowest average high temperature is January (70.9°F).

  • Average low temperature in May: 71.2°F

The month with the highest average low temperature is August (77.5°F).
The coldest month (with the lowest average low temperature) is January (54.3°F).

Average pressure in May
Ridge Harbor, FL

Average pressure in May - Ridge Harbor, FL
  • Average pressure in May: 30"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is September (29.95"Hg).

Average wind speed in May
Ridge Harbor, FL

Average wind speed in May - Ridge Harbor, FL
  • Average wind speed in May: 6.8mph

The windiest months (with the highest average wind speed) are January and March (7.5mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).

Average humidity in May
Ridge Harbor, FL

Average humidity in May - Ridge Harbor, FL
  • Average humidity in May: 71%

The month with the highest relative humidity is September (78%).
The month with the lowest relative humidity is March (70%).

Average rainfall in May
Ridge Harbor, FL

Average rainfall in May - Ridge Harbor, FL
  • Average rainfall in May: 3.19"

The wettest month (with the highest rainfall) is August (5.39").
The driest month (with the least rainfall) is February (0.79").

Average rainfall days in May
Ridge Harbor, FL

Average rainfall days in May - Ridge Harbor, FL
  • Average rainfall days in May: 15.9 days

The month with the highest number of rainy days is August (25.6 days).
The months with the least rainy days are January and February (8.1 days).

Average daylight in May /
Average sunshine in May
Ridge Harbor, FL

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

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 48min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).

Average sunshine days in May
Ridge Harbor, FL

Average sunshine days in May - Ridge Harbor, FL
  • Average sunshine days in May: 12.4 days

The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is August (3.8 days).

Average UV index in May
Ridge Harbor, FL

Average UV index in May - Ridge Harbor, 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 months with the lowest UV index are January, February, November and December (UV index 5).

Average cloud cover in May
Ridge Harbor, FL

Average cloud cover in May - Ridge Harbor, FL
  • Average cloud cover in May: 26

The month with the most cloud cover is December (Cloud cover 32).
The month with the least cloud cover is May (Cloud cover 26).

Average visibility in May
Ridge Harbor, FL

Average visibility in May - Ridge Harbor, 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).

Ridge Harbor, Florida, USA

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