August weather forecast
Tampa, FL

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The Hillsborough River flowing under the bridge in Tampa, Florida
The Hillsborough River flowing under the bridge in Tampa, Florida

Weather in August

August sustains the high temperatures and humidity levels observed in July. Tampa encounters warm and wet conditions with intermittent thunderstorms. These storms, characterized by brief, heavy rainfall, are typically followed by sunny spells. More importantly, the highest low temperatures of 79°F (26.1°C) for the year are recorded in August. Despite these conditions, the residents of Tampa adapt well, matching their activities to the weather patterns.

Temperature

August, noted for its average high-temperature of 90.3°F (32.4°C) and an average low-temperature of 79°F (26.1°C), is considered the warmest month in Tampa.

Heat index

In August, the heat index is estimated at an extremely hot 107.6°F (42°C). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', determines the feeling of heat when you account for the relative humidity. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. As the body gains more heat than it can dissipate, there's a risk of increasing temperatures and resultant overheating.

Humidity

The average relative humidity in August in Tampa is 72%.

Rainfall

In August, the rain falls for 25.3 days. Throughout August, 5.16" (131mm) of precipitation is accumulated. Throughout the year, in Tampa, Florida, there are 178.2 rainfall days, and 32.87" (835mm) of precipitation is accumulated.

Ocean temperature

With an average ocean temperature of 86.5°F (30.3°C), August is the month with the warmest seawater in Tampa.
Note: Swimming or participating in water activities at temperatures above 86°F (30°C) might not be as invigorating as one might hope.

Daylight

The average length of the day in August in Tampa is 13h and 7min.
On the first day of August in Tampa, Florida, sunrise is at 6:52 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 7:51 pm EDT.

Sunshine

In August, the average sunshine in Tampa is 9.5h.

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 threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In August, the UV index of 7 transforms into the following advice:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Attention! The reflection of both water and sand can increase the intensity of UV rays.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the hottest time of year in Tampa?

The month of August, characterized by an average high of 90.3°F (32.4°C) and a low of 79°F (26.1°C), is recognized as the warmest in Tampa, Florida.

How hot is it in Tampa in August?

The high-temperature, in August, in Tampa, is 90.3°F (32.4°C), while the low-temperature averages to 79°F (26.1°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is estimated at 107.6°F (42°C).

What is the average humidity in August in Tampa?

The average relative humidity in August is 72%.

How much does it rain in Tampa in August?

In Tampa, in August, it is raining for 25.3 days, with typically 5.16" (131mm) of accumulated precipitation.

When is the ocean warmest in Tampa?

August is the month with the warmest seawater in Tampa, with an average ocean temperature of 86.5°F (30.3°C).

What is the ocean temperature in August in Tampa?

In Tampa, in August, the average water temperature is 86.5°F (30.3°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 Tampa?

In Tampa, Florida, the average day length in August is 13h and 7min.

What time are sunrise and sunset in August in Tampa?

On the first day of August in Tampa, sunrise is at 6:52 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 7:51 pm EDT.

How long on average sun shines in August in Tampa?

In Tampa, Florida, the average sunshine duration in August is 9.5h.

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

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

How high is the UV index in August in Tampa?

The average daily maximum UV index in August in Tampa is 7. A UV Index estimate of 6 to 7 represents a high health threat from 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 August
Tampa, FL

Average temperature in August - Tampa, FL
  • Average high temperature in August: 90.3°F

The warmest month (with the highest average high temperature) is August (90.3°F).
The month with the lowest average high temperature is January (67.8°F).

  • Average low temperature in August: 79°F

The month with the highest average low temperature is August (79°F).
The coldest month (with the lowest average low temperature) is January (53.4°F).

Average pressure in August
Tampa, FL

Average pressure in August - Tampa, FL
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.96"Hg).

Average wind speed in August
Tampa, FL

Average wind speed in August - Tampa, FL
  • Average wind speed in August: 6mph

The windiest month (with the highest average wind speed) is March (7.8mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

Average humidity in August
Tampa, FL

Average humidity in August - Tampa, FL
  • Average humidity in August: 72%

The month with the highest relative humidity is December (75%).
The month with the lowest relative humidity is May (69%).

Average rainfall in August
Tampa, FL

Average rainfall in August - Tampa, FL
  • Average rainfall in August: 5.16"

The wettest month (with the highest rainfall) is July (5.67").
The driest month (with the least rainfall) is November (1.26").

Average rainfall days in August
Tampa, FL

Average rainfall days in August - Tampa, FL
  • Average rainfall days in August: 25.3 days

The month with the highest number of rainy days is August (25.3 days).
The month with the least rainy days is November (8.2 days).

Average sea temperature in August
Tampa, FL

Average sea temperature in August - Tampa, FL
  • Average sea temperature in August: 86.5°F

The best month for swimming (with the highest average sea temperature) is August (86.5°F).
The coldest month (with the lowest average sea temperature) is January (64.8°F).

Average daylight in August /
Average sunshine in August
Tampa, FL

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

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 August: 9h and 3min

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

Average sunshine days in August
Tampa, FL

Average sunshine days in August - Tampa, FL
  • Average sunshine days in August: 4.3 days

The month with the most sunshine days is November (20.3 days).
The months with the least sunshine days are July and August (4.3 days).

Average UV index in August
Tampa, FL

Average UV index in August - Tampa, FL
  • Average UV index in August: 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 August
Tampa, FL

Average cloud cover in August - Tampa, FL
  • Average cloud cover in August: 29

The months with the most cloud cover are January and December (Cloud cover 33).
The month with the least cloud cover is May (Cloud cover 24).

Average visibility in August
Tampa, FL

Average visibility in August - Tampa, 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).

Tampa, Florida, USA

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