May weather forecast
Kissimmee, FL

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Weather in May

Kissimmee in May begins to display signs of summer with higher temperatures and an increased rate of rainfall. Experienced weather figures show an upswing in temperature from 69.1°F (20.6°C) to 86.4°F (30.2°C). The increase in rainfall during May alludes to the start of the wet season, yet the city manages to maintain its charm. Meanwhile, the sunshine hours begin to rise, illuminating the city in a lovely light. This mix of weather conditions points towards the impending summer, making May a hybrid month with elements of both spring and summer.

Temperature

Kissimmee indicates an average high-temperature of a tropical 86.4°F (30.2°C) in May, showing minor variation from April's 82.4°F (28°C). Throughout the month of May, the nighttime temperature dips to an average of 69.1°F (20.6°C).

Heat index

The average heat index in May is computed to be a fiery hot 96.8°F (36°C). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an estimation of the warmth sensation when considering humidity levels. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. Excessive relative humidity disturbs the body's typical cooling process by reducing evaporation, leading to a decrease in body cooling rate and an increase in the sensation of warmth. Heat-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.

Humidity

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

Rainfall

In May, the rain falls for 15.1 days. Throughout May, 2.44" (62mm) of precipitation is accumulated. In Kissimmee, during the entire year, the rain falls for 176.9 days and collects up to 23.62" (600mm) of precipitation.

Daylight

The average length of the day in May in Kissimmee is 13h and 34min.
On the first day of May, sunrise is at 6:44 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 8:18 pm EDT.

Sunshine

May and July, with an average of 10.7h of sunshine, are months with the most sunshine.

UV index

The months with the highest UV index in Kissimmee are May through September, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In May, an average UV index of 7 transforms into the following instructions:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. 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. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot in Kissimmee during May?

In May, the average high-temperature and low-temperature are 86.4°F (30.2°C) and 69.1°F (20.6°C) respectively. In May, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 96.8°F (36°C).

What is the average humidity in May in Kissimmee?

The average relative humidity in May is 73%.

How many days does it rain in May in Kissimmee?

In Kissimmee, Florida, in May, during 15.1 rainfall days, 2.44" (62mm) of precipitation is typically accumulated.

What is the average length of the day in May in Kissimmee?

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

What time are sunrise and sunset in May in Kissimmee?

In May, on the first day of the month, sunrise is at 6:44 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 8:18 pm EDT.

What are the months with the most sunshine in Kissimmee?

May and July, with an average of 10.7h of sunshine, are months with the most sunshine in Kissimmee.

How many hours of sunshine does Kissimmee have in May?

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

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

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 in Kissimmee?

The average daily maximum UV index in May in Kissimmee is 7. A UV Index estimate of 6 to 7 represents 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
Kissimmee, FL

Average temperature in May - Kissimmee, FL
  • Average high temperature in May: 86.4°F

The warmest month (with the highest average high temperature) is August (90.5°F).
The month with the lowest average high temperature is January (68.7°F).

  • Average low temperature in May: 69.1°F

The month with the highest average low temperature is August (76.1°F).
The coldest month (with the lowest average low temperature) is January (51.6°F).

Average pressure in May
Kissimmee, FL

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.96"Hg).

Average wind speed in May
Kissimmee, FL

Average wind speed in May - Kissimmee, FL
  • Average wind speed in May: 6.1mph

The windiest months (with the highest average wind speed) are January, March and April (6.6mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).

Average humidity in May
Kissimmee, FL

Average humidity in May - Kissimmee, FL
  • Average humidity in May: 73%

The months with the highest relative humidity are July, August and September (78%).
The month with the lowest relative humidity is March (71%).

Average rainfall in May
Kissimmee, FL

Average rainfall in May - Kissimmee, FL
  • Average rainfall in May: 2.44"

The wettest month (with the highest rainfall) is August (4.02").
The driest month (with the least rainfall) is March (0.67").

Average rainfall days in May
Kissimmee, FL

Average rainfall days in May - Kissimmee, FL
  • Average rainfall days in May: 15.1 days

The month with the highest number of rainy days is August (24.7 days).
The month with the least rainy days is January (8.3 days).

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

Average daylight in May / Average sunshine in May - Kissimmee, 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 months with the most sunshine are May and July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 12min).

Average sunshine days in May
Kissimmee, FL

Average sunshine days in May - Kissimmee, FL
  • Average sunshine days in May: 13.2 days

The month with the most sunshine days is January (20.2 days).
The month with the least sunshine days is August (3.9 days).

Average UV index in May
Kissimmee, FL

Average UV index in May - Kissimmee, 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
Kissimmee, FL

Average cloud cover in May - Kissimmee, FL
  • Average cloud cover in May: 29

The months with the most cloud cover are February and December (Cloud cover 36).
The months with the least cloud cover are May and October (Cloud cover 29).

Average visibility in May
Kissimmee, FL

Average visibility in May - Kissimmee, 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).

Kissimmee, Florida, USA

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