August weather forecast
Upper Grand Lagoon, FL

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Weather in August

The last month of the summer, August, is also a hot month in Upper Grand Lagoon, Florida, with an average temperature fluctuating between 78.4°F (25.8°C) and 88.3°F (31.3°C).

Temperature

Upper Grand Lagoon records the warmest temperatures in August, averaging a high of 88.3°F (31.3°C) and a low of 78.4°F (25.8°C).

Heat index

The heat index value during August is computed to be a fiery hot 102.2°F (39°C). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. During conditions of high air temperature and humidity (high heat index), the body's ability to perspire is inhibited, increasing the sensation of warmth. When body temperature rises due to an imbalance in heat gain, there's a potential for dehydration and overheating.

Humidity

The average relative humidity in August in Upper Grand Lagoon is 73%.

Rainfall

The month with the most rainfall is August, when the rain falls for 23.8 days and typically aggregates up to 5.04" (128mm) of precipitation.

Snowfall

February, April through December are months without snowfall.

Ocean temperature

August is the month with the warmest seawater, with an average ocean temperature of 86°F (30°C).
Note: Waters warmer than 86°F (30°C) may not offer the rejuvenating feel many seek.

Daylight

The average length of the day in August in Upper Grand Lagoon, Florida, is 13h and 12min.
On the first day of August in Upper Grand Lagoon, sunrise is at 6:02 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 7:06 pm CDT.

Sunshine

In Upper Grand Lagoon, the average sunshine in August is 10.8h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 7 during August translates into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Notice! The Sun's UV exposure elevates with sand and water reflections.
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Frequently asked questions

What is the warmest month in Upper Grand Lagoon?

In Upper Grand Lagoon, the average temperatures in August are the highest, with a peak at 88.3°F (31.3°C) and a low of 78.4°F (25.8°C).

Is it hot in Upper Grand Lagoon during August?

The average high-temperature, in August, in Upper Grand Lagoon, is 88.3°F (31.3°C), while the average low-temperature is 78.4°F (25.8°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 102.2°F (39°C).

What is the average humidity in August in Upper Grand Lagoon?

In August, the average relative humidity is 73%.

What is the rainiest month in Upper Grand Lagoon?

August is the month with the most rainfall in Upper Grand Lagoon, Florida. Rain falls for 23.8 days and accumulates 5.04" (128mm) of precipitation.

How many days does it rain in August in Upper Grand Lagoon?

In Upper Grand Lagoon, during August, the rain falls for 23.8 days and regularly aggregates up to 5.04" (128mm) of precipitation.

When it does not snow in Upper Grand Lagoon?

February, April through December are months without snowfall.

What month is the ocean warmest in Upper Grand Lagoon?

The month with the warmest seawater in Upper Grand Lagoon is August, with an average ocean temperature of 86°F (30°C).

How warm is the water in August in Upper Grand Lagoon?

In Upper Grand Lagoon, Florida, the average seawater temperature in August is 86°F (30°C). The surface water temperatures above 86°F (30°C) are arguably considered as unpleasant for swimming, and any intense water activity, as the refreshing effect of water is missing.

What is the average length of the day in August in Upper Grand Lagoon?

The average day length in August in Upper Grand Lagoon, Florida, is 13h and 12min.

When is the sunrise / sunset in August in Upper Grand Lagoon?

In August, on the first day of the month, sunrise is at 6:02 am and sunset at 7:36 pm. On the last day of the month, in Upper Grand Lagoon, Florida, sunrise is at 6:19 am and sunset at 7:06 pm CDT.

How many hours of sunshine does Upper Grand Lagoon have in August?

In Upper Grand Lagoon, Florida, the average sunshine duration in August is 10.8h.

When is the highest UV index in Upper Grand Lagoon?

May through August, with an average maximum UV index of 7, are months with the highest UV index in Upper Grand Lagoon.

What is the UV index reading in August in Upper Grand Lagoon?

In Upper Grand Lagoon, Florida, the average daily maximum UV index in August is 7. A UV Index of 6 to 7 symbolizes a high health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Upper Grand Lagoon, FL

Average temperature in August - Upper Grand Lagoon, FL
  • Average high temperature in August: 88.3°F

The warmest month (with the highest average high temperature) is August (88.3°F).
The month with the lowest average high temperature is January (60.1°F).

  • Average low temperature in August: 78.4°F

The month with the highest average low temperature is July (78.6°F).
The coldest month (with the lowest average low temperature) is January (47.7°F).

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Average pressure in August
Upper Grand Lagoon, FL

Average pressure in August - Upper Grand Lagoon, FL
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.98"Hg).

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Average wind speed in August
Upper Grand Lagoon, FL

Average wind speed in August - Upper Grand Lagoon, FL
  • Average wind speed in August: 6.5mph

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in August
Upper Grand Lagoon, FL

Average humidity in August - Upper Grand Lagoon, FL
  • Average humidity in August: 73%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in August
Upper Grand Lagoon, FL

Average rainfall in August - Upper Grand Lagoon, FL
  • Average rainfall in August: 5.04"

The wettest month (with the highest rainfall) is August (5.04").
The driest month (with the least rainfall) is November (1.69").

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Average rainfall days in August
Upper Grand Lagoon, FL

Average rainfall days in August - Upper Grand Lagoon, FL
  • Average rainfall days in August: 23.8 days

The month with the highest number of rainy days is August (23.8 days).
The month with the least rainy days is November (7.9 days).

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Average snowfall days in August
Upper Grand Lagoon, FL

Average snowfall days in August - Upper Grand Lagoon, FL
  • Average snowfall days in August: 0 days

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

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Average sea temperature in August
Upper Grand Lagoon, FL

Average sea temperature in August - Upper Grand Lagoon, FL
  • Average sea temperature in August: 86°F

The best month for swimming (with the highest average sea temperature) is August (86°F).
The coldest month (with the lowest average sea temperature) is February (62.9°F).

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Average daylight in August /
Average sunshine in August
Upper Grand Lagoon, FL

Average daylight in August / Average sunshine in August - Upper Grand Lagoon, FL
  • Average daylight in August: 13h and 1min

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in August: 10h and 5min

The months with the most sunshine are May and June (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 5h and 42min).

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Average sunshine days in August
Upper Grand Lagoon, FL

Average sunshine days in August - Upper Grand Lagoon, FL
  • Average sunshine days in August: 5.7 days

The month with the most sunshine days is November (21 days).
The month with the least sunshine days is August (5.7 days).

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Average UV index in August
Upper Grand Lagoon, FL

Average UV index in August - Upper Grand Lagoon, FL
  • Average UV index in August: 7

The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 4).

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Average cloud cover in August
Upper Grand Lagoon, FL

Average cloud cover in August - Upper Grand Lagoon, FL
  • Average cloud cover in August: 26

The month with the most cloud cover is December (Cloud cover 38).
The months with the least cloud cover are May and October (Cloud cover 22).

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Average visibility in August
Upper Grand Lagoon, FL

Average visibility in August - Upper Grand Lagoon, FL
  • Average visibility in August: 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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Upper Grand Lagoon, Florida, USA

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