May weather forecast
Istachatta, FL

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Weather in May

May, the last month of the spring in Istachatta, is a tropical month, with an average temperature ranging between max 86.4°F (30.2°C) and min 67.6°F (19.8°C).

Temperature

With the transition into May, Istachatta notes an average high-temperature of a hot 86.4°F (30.2°C), closely resembling April. In Istachatta, in May, the average low-temperature is a comfortable 67.6°F (19.8°C).

Heat index

Throughout May, the heat index is appraised at a very hot 96.8°F (36°C). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
Heat index determinations are made taking into account the shade and light air movements. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', melds the effects of warmth and moisture to generate a feeling of heat. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.
Perspiring is how the human body naturally cools down, as sweat's evaporation takes away excess heat. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.

Humidity

The average relative humidity in May in Istachatta, Florida, is 73%.

Rainfall

In Istachatta, Florida, in May, during 13.6 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. Throughout the year, there are 160.2 rainfall days, and 21.81" (554mm) of precipitation is accumulated.

Snowfall

In Istachatta, snow does not fall in February through December.

Daylight

The average length of the day in May in Istachatta, Florida, is 13h and 35min.
On the first day of May, sunrise is at 6:47 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 8:22 pm EDT.

Sunshine

May and July, with an average of 10.9h of sunshine, are months with the most sunshine.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index in Istachatta. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The daily high UV index of 7 in May translates into this advice:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Experience reduced UV exposure by about half when donning a wide-brim hat.
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Frequently asked questions

Is it hot in Istachatta during May?

Istachatta in May has an average high-temperature of 86.4°F (30.2°C) and an average low-temperature of 67.6°F (19.8°C). In May, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 96.8°F (36°C).

What is the average humidity in May in Istachatta?

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

How many days does it rain in May in Istachatta?

In Istachatta, in May, during 13.6 rainfall days, 1.54" (39mm) of precipitation is typically accumulated.

When it does not snow in Istachatta?

February through December are months without snowfall.

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

In May, the average day length in Istachatta, Florida, is 13h and 35min.

What time are sunrise and sunset in May in Istachatta?

In May, on the first day of the month, sunrise is at 6:47 am and sunset at 8:04 pm. On the last day of the month, in Istachatta, sunrise is at 6:31 am and sunset at 8:22 pm EDT.

What is the month with the most sunshine in Istachatta?

The months with the most sunshine are May and July, with an average of 10.9h of sunshine.

How many hours of sunshine does Istachatta have in May?

In Istachatta, Florida, the average sunshine duration in May is 10.9h.

When is the highest UV index in Istachatta?

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

How high is the UV index in May in Istachatta?

In May, the average daily maximum UV index in Istachatta, Florida, is 7. A UV Index of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Istachatta, FL

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

The warmest month (with the highest average high temperature) is August (90.1°F).
The month with the lowest average high temperature is January (67.1°F).

  • Average low temperature in May: 67.6°F

The month with the highest average low temperature is August (75.7°F).
The coldest month (with the lowest average low temperature) is January (49.3°F).

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Average pressure in May
Istachatta, FL

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).

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Average wind speed in May
Istachatta, FL

Average wind speed in May - Istachatta, FL
  • Average wind speed in May: 6mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).

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Average humidity in May
Istachatta, FL

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

The month with the highest relative humidity is September (79%).
The month with the lowest relative humidity is March (72%).

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Average rainfall in May
Istachatta, FL

Average rainfall in May - Istachatta, FL
  • Average rainfall in May: 1.54"

The wettest month (with the highest rainfall) is July (3.82").
The driest month (with the least rainfall) is March (0.67").

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Average rainfall days in May
Istachatta, FL

Average rainfall days in May - Istachatta, FL
  • Average rainfall days in May: 13.6 days

The month with the highest number of rainy days is July (23.3 days).
The month with the least rainy days is January (6.9 days).

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Average snowfall in May
Istachatta, FL

Average snowfall in May - Istachatta, FL
  • Average snowfall in May: 0"

The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in May
Istachatta, FL

Average snowfall days in May - Istachatta, FL
  • Average snowfall days in May: 0 days

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

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

Average daylight in May / Average sunshine in May - Istachatta, 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 5min

The months with the most sunshine are May and July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).

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Average sunshine days in May
Istachatta, FL

Average sunshine days in May - Istachatta, FL
  • Average sunshine days in May: 14.1 days

The month with the most sunshine days is January (22 days).
The month with the least sunshine days is August (5 days).

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Average UV index in May
Istachatta, FL

Average UV index in May - Istachatta, 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
Istachatta, FL

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

The months with the most cloud cover are February and December (Cloud cover 35).
The month with the least cloud cover is May (Cloud cover 26).

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Average visibility in May
Istachatta, FL

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

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