May weather forecast and climate
Gainesville, FL

A colorful neon-lit houses, cars, and trees on a clear street in Gainesville, Florida
A colorful neon-lit houses, cars, and trees on a clear street in Gainesville, Florida

Weather in May

May, the last month of the spring, in Gainesville, is a hot month, with average temperature fluctuating between 66.9°F (19.4°C) and 86.4°F (30.2°C).

Temperature

In May, the average high-temperature slightly increases, from a moderately hot 80.8°F (27.1°C) in April, to a hot 86.4°F (30.2°C). The average low-temperature, in Gainesville, is 66.9°F (19.4°C).

Heat index

The average heat index in May is evaluated at a torrid 96.8°F (36°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'felt air temperature', 'feels like', or 'apparent temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Additional factors like activity, differences in body mass, height, and shape, metabolic differences, and clothing affect individual temperature impact. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

The average relative humidity in May is 72%.

Rainfall

In Gainesville, in May, during 13.3 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. Throughout the year, in Gainesville, Florida, there are 150.7 rainfall days, and 23.78" (604mm) of precipitation is accumulated.

Daylight

The average length of the day in May is 13.7h.

Sunshine

The average sunshine in May is 10.6h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index in Gainesville. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 7 interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in May in Gainesville?

In May, the average high-temperature is 86.4°F (30.2°C), and the average low-temperature is 66.9°F (19.4°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), that combines relative humidity and air temperature, in May is estimated at 96.8°F (36°C).

What is the average humidity in May in Gainesville?

In Gainesville, Florida, the average relative humidity in May is 72%.

How much does it rain in Gainesville in May?

In Gainesville, in May, during 13.3 rainfall days, 1.93" (49mm) of precipitation is typically accumulated.

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

The average length of the day in May in Gainesville is 13.7h.

How long on average sun shines in May in Gainesville?

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

What are the months with the highest UV index in Gainesville?

Months with the highest UV index are May through August, with an average maximum UV index of 7.

What is the UV index intensity in May in Gainesville?

In Gainesville, the average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in May
Gainesville, FL

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

The warmest month (with the highest average high temperature) is August (90.7°F).
The month with the lowest average high temperature is January (64.4°F).

  • Average low temperature in May: 66.9°F

The month with the highest average low temperature is August (75°F).
The coldest month (with the lowest average low temperature) is January (46.2°F).

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Average pressure in May
Gainesville, FL

Average pressure in May - Gainesville, FL
  • Average pressure in May: 30.01"

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

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Average wind speed in May
Gainesville, FL

Average wind speed in May - Gainesville, FL
  • Average wind speed in May: 5.7mph

The windiest month (with the highest average wind speed) is April (6.4mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).

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Average humidity in May
Gainesville, FL

Average humidity in May - Gainesville, FL
  • Average humidity in May: 72%

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

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Average rainfall in May
Gainesville, FL

Average rainfall in May - Gainesville, FL
  • Average rainfall in May: 1.93"

The wettest month (with the highest rainfall) is July (3.5").
The driest month (with the least rainfall) is November (1.26").

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Average rainfall days in May
Gainesville, FL

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

The month with the highest number of rainy days is July (20.6 days).
The month with the least rainy days is November (7.5 days).

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

Average daylight in May / Average sunshine in May - Gainesville, FL
  • Average daylight in May: 13.7h

The month with the longest days is June (Average daylight: 14h).
The month with the shortest days is December (Average daylight: 10.3h).

  • Average sunshine in May: 10.6h

The month with the most sunshine is July (Average sunshine: 10.7h).
The month with the least sunshine is December (Average sunshine: 6h).

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Average sunshine days in May
Gainesville, FL

Average sunshine days in May - Gainesville, FL
  • Average sunshine days in May: 16.1 days

Months with the most sunshine days are January and November (20.8 days).
Months with the least sunshine days are June and July (9.2 days).

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Average UV index in May
Gainesville, FL

Average UV index in May - Gainesville, FL
  • Average UV index in May: 7

Months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).

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Average cloud cover in May
Gainesville, FL

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

The month with the most cloud cover is December (Cloud cover 38).
Months with the least cloud cover are May and October (Cloud cover 29).

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Average visibility in May
Gainesville, FL

Average visibility in May - Gainesville, FL
  • Average visibility in May: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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