August Weather in Clearwater, Florida - 2025

The city of Clearwater is located in Pinellas County in Florida. The city has multiple beaches and borders on the west side The Gulf of Mexico and on the east side old Tampa bay. It enjoys tropical weather and is a perfect place for visitors of all ages and interests due to its stunning views on the Gulf Coast. Clearwater has been named one of the most affordable destinations in the US, and it offers a thriving downtown nightlife and popular shopping district. The city has the largest gated community for seniors in the world, and it was awarded the best beach in 2018.

Weather August 2025 in Clearwater Florida:

Generally, August in Clearwater will be quite hot, with an average temperature of around 89°F / 32°C. But due to the very high humidity, it can feel very uncomfortable. You can expect around 22 rainy days, with on average 2.7 inches / 69 mm of rain during the month of August.
Extremely uncomfortable (extremely humid) with high temperatures
2candle, CC BY-SA 3.0

August weather in Clearwater Florida

To get a good overview of the type of weather you can expect in August in Clearwater, we will look at the day and night temperature, minimum and maximum water temperature, and if August is comfortable or humid

Generally, August in Clearwater will be quite hot. Historical data shows that you can expect an average temperature of around 89°F / 32°C. But due to the very high humidity, it can feel very uncomfortable. During the night, it will cool down to around 73°F / 23°C. Many will prefer a location with air conditioning due to the night temperature, and the high humidity level.

Clearwater has its share of rainy days in August. You can expect around 22 rainy days, with on average 2.7 inches / 69 mm of rain during the whole month.

Average temperature
Average Sea temperature
Wintersun Comfort grade and huricane risk

The forecast for August 2025 is based on historical data and are averages. They will give a good indication what you can expect, but the daily temperature and rain will fluctuate during the month.

August weather in Clearwater Florida in more detail

To get a better feeling for the type of weather, you can expect in August in Clearwater, we will look at the temperature, rain, wind, humidity, water temperature, and sun and clouds

- What will the temperature be in Clearwater in August

Generally, you can expect in August an average temperature of 89°F / 32°C during the day and an average of 73°F / 23°C during the night. In August, during the warmest part of the afternoon, the temperature can often get as high as 95°F / 35°C, and at the end of the night, it can get as low as 69°F / 21°C.

When looking at the whole year, January is the coldest month, with an average temperature of around 71°F / 22°C. June, July and August are the hottest months, with an average temperature of around 89°F / 32°C. When comparing August with the temperature in the month before and after, this is equal to July, which sees an average maximum temperature of around 89°F / 32°C. And almost equal to September, which sees an average maximum temperature of around 87°F / 31°C.

Day and night temperature variation for Clearwater during the year.
Day and night temperature variation for Clearwater during the year.

But average temperatures only tell half of the story. It is also good to check the maximum and minimum temperatures. When looking at the whole year, June is the hottest month, with a temperature of around 96°F / 36°C. January is the coldest month, with a temperature of around 82°F / 28°C. When comparing August with the temperature in the month before and after, this is equal to July, which sees an average maximum temperature of around 95°F / 35°C. And almost equal to September, which sees an average maximum temperature of around 93°F / 34°C.

In the following graph, you can see how many cold and hot days you can expect in Clearwater each month:

Day and night temperature variation for Clearwater during the year.
Day and night temperature variation for Clearwater during the year.

- Can you expect rain in August in Clearwater?

Generally, you can expect about 22 rain days in August, with on average 2.7 inches / 69 mm of rain.

When looking at the whole year, November is the dryest month, with an average rainfall of around 1.2 inches / 30 mmmm. June is the wettest month, with an average rainfall of around 3.1 inches / 78 mmmm. When comparing August with the month before and after, this is almost equal to July, which sees around 2.8 inches / 71 mm of rain. And slightly less than September, which sees around 2.8 inches / 72 mm of rain

Rain days for Clearwater during the year.
Rain days for Clearwater during the year.

If we look at the number of days with rain, November is the month with the least amount of rain days with around 5 days. July and August And are the months with the most rain days with an average of between 21 and 22 days When comparing August with the month before and after, this is equal to July, which sees an average of between 21 and 22 days of rain. And slightly more than September, which sees around 18 days of rain

- What will the water temperature be in Clearwater for August

You can expect in August, the water temperature for Clearwater to be between 89°F / 32°C and 84°F / 29°C.

To compare the water temperature we will use the maximum water temperature. You can expect this temperature on a more sunny day, close to the shore, when the wind does not mix the relatively warmer and colder water.

August has the highest water temperature, with an average of between 87°F / 31°C and 89°F / 32°C. January has the lowest water temperature, with an average of between 68°F / 20°C and 69°F / 21°C. When comparing the water temperature from August with the month before and after, August has a water temperature almost equal to July, with a water temperature of around 87°F / 31°C. And almost equal to the water temperature from September, that is around 86°F / 30°C.

Water temperature for Clearwater during the year.
Water temperature for Clearwater during the year.

- Can you expect in August a lot of sunny days in Clearwater

Generally, you can expect around 6 sunny days in August and around 20 partly sunny days. The remaining days will be cloudy.

When looking at the whole year, November is the month with the highest number of sunny days, with an average of between 12 and 13 sunny days. June is the month with the lowest number of sunny days, with an average of between 3 and 4 sunny days. When comparing August with the number of sunny days in the month before and after, it is almost equal to July, with an average of between 4 and 5 sunny days. And almost equal to September, with an average of between 7 and 8 sunny days

The number of sunny, partly sunny, and cloudy days for Clearwater
The number of sunny, partly sunny, and cloudy days for Clearwater

We have looked at the sunny days in Clearwater. Let's also look at the cloudy or overcast days. June is the month with the highest number of cloudy days, with an average of between 6 and 7 cloudy days. May is the month with the lowest number of cloudy days, with an average of between 2 and 3 cloudy days. When comparing August with the number of cloudy days in the month before and after, it is almost equal to July, with an average of between 5 and 6 cloudy days. And almost equal to September, with an average of between 5 and 6 cloudy days

- Will it be comfortable in August in Clearwater?

Generally, August in Clearwater will have a very high humidity, and can feel very uncomfortable.

We use the humidity and temperature in Clearwater to calculate the Wintersun Expert Comfort level for each month. The lower the Wintersun Expert Comfort level, the more comfortable it will be. Only for certain people, extremely dry air can feel slightly uncomfortable.

When looking at the whole year, January has the lowest humidity, with a Wintersun Expert comfort level of "very comfortable" (dry air). July has the highest humidity, with a Wintersun Expert comfort level of "very uncomfortable" (very high humidity). When comparing August with the month before and after, this is almost equal to July, which has a Wintersun Comfort level of "very uncomfortable" (very high humidity). And slightly more than September, which has a Wintersun Comfort level of "slightly uncomfortable" (moderately humid)

Wintersun Expert Humidity / Comfort level for Clearwater
Wintersun Expert Humidity / Comfort level for Clearwater

What to do in Clearwater Florida in August

Clearwater is an important tourist location and has many places you can visit:

  • Clearwater Beach: The beach is known for its soft, white sand and calm waters. You can visit the beach to enjoy the sun and indulge in other activities such as para-sailing, jet-skiing, or cycle along the beachfront. There are various seafood restaurants nearby as well.
  • Clearwater Marine Aquarium: The aquarium is dedicated to the rescue and rehabilitation of sick and injured marine animals. There are numerous forms of life present in the aquarium. The best-known permanent resident is winter, a bottlenose dolphin which was brought in due to its tail injury. Winter has starred in Dolphin Tale and Dolphin Tale 2 which led to its popularity.
  • Caladesi and Honeymoon Island State Parks: The islands are the perfect places to visit if you want to have fun and enjoy the quiet atmosphere. You can take strolls on the natural trails or a ferry ride in the sea.
  • Pier 60: Enjoy the relaxing marina views and enjoy the 'Sunset at Pier 60', a Clearwater tradition along with a variety of arts and entertainment from 6-9 PM each night. You can also visit this place for fishing.
  • Sand Key Park: A sandy beach with available parking space. The park offers a wonderful view of amenities that makes a family picnic such as beach cabanas, large bathhouses, a dog park, and much more worthwhile. The park offers a wheelchair for the disabled visitors free of charge, it is easier to use on the sand and float in the water.

Is it humid in Clearwater Florida in August?

A lot of people ask interested in the humidity or relative humidity for Clearwater Florida in August. But the real question they want to ask is not about humidity but the amount of moisture in the air. Or better, about comfort. Will it be comfortable in August in Clearwater, or will high humidity make it uncomfortable.

To answer this question, we have to look at the dew point. Relative humidity can change a lot in Clearwater during the day and night, as it changes when the amount of moisture changes and, but also when the temperature changes. It is a lot less reliable for comfort. Where the dew point only varies with the amount of moisture in the air.

Looking at the dew point, we can see that for the month of August, you can expect that Clearwater will have a very high humidity, and can feel very uncomfortable.

January is the month with the most comfort. It will have dry air, and will feel very comfortable. July is the most uncomfortable month. It will be extremely humid, and can feel extremely uncomfortable. In the graph, you can see that there is a significant difference between the most comfortable and most uncomfortable months

Humidity level for Clearwater
Humidity level for Clearwater

Is August a good time to go to Clearwater Florida?

Trying to answer the question of whether August is a good time to go to Clearwater is not as easy as it first seems. Some people like colder weather, and others prefer a warmer climate. Some are fine with some humidity, and others are not. If your location has air conditioning, the night temperature is less important.

These are some examples. I will try to answer the question with a more generic person in mind. The more detailed information in this article should be enough to check further if this applies to you as well.

If we look at the average temperature for Clearwater in August, we can see that it will be too hot for a lot of visitors. In August, you can expect it to be quite hot, with an average temperature of around 89°F / 32°C. But due to the very high humidity, it can feel very uncomfortable. During the night, it will be around 73°F / 23°C.

As the number of overcast days is not high, you can enjoy the sun with around 6 sunny days and 20 partly sunny days.

The last aspect we will look at is rain. You can expect around 22 rainy days, with on average 2.7 inches / 69 mm of rain during August. More then 5 days rain per month makes the chance higher you will see some rain during a shorter stay. But a day with rain does not mean a day you can not enjoy.

We have looked at the average day temperature, the night temperature, humidity, the number of overcast days, and the rain. We think that August in Clearwater Florida is not the most optimal destination. But that doesn't mean it is not a good time for you to go. As said before, each visitor has their own preferences when it comes to the weather.

Does it rain all day in Clearwater Florida in August?

In Clearwater, it does not rain all day in August. You can expect around 22 rainy days, with on average 2.7 inches / 69 mm of rain during the month.

Another way of looking at the rain is the number of sunny days. For Clearwater Florida, there are, on average 6 sunny days and 20 partly sunny days in August. That clearly shows that it is not raining all the time.

Is August the rainiest month in Clearwater Florida?

August is the month with the most rainy days, and not the month with the most rain.

To answer what the rainiest month is in Clearwater, we will both look at the month with the most rain, and the month with the highest number of rainy days.

July and August are the months with the the highest number of rainiest days. On average, you can expect 22 days with rain. November is the month with the lowest number of rainy days, with aproximately 5 days.

July and August are the months with the most rain. These are not equal to the months with the most rainy days. On average, you can expect 3.1 inches / 78 mm of rain. November is the month with the least amount of rain. This is not the same month as the one with the lowest number of rainy days. You can expect approximately 1.2 inches / 30 mm of rain.

Is August the most sunniest month in Clearwater Florida?

August is not the month with the most sunny days, not the month with the most partly sunny days, and it is not the month with the lowest number of overcast days.

To answer what the sunniest month is in Clearwater, we will of course look at the month with the most sunniest days, but also look at the month with the biggest number of days that are sunny or partly sunny.

November is the month with the highest number of sunny days. On average, you can expect 6 sunny days, and 20 partly suny days. June is the month with the lowest number of sunny days.

May is the month with the highest number of sunny days and partly sunny days combined. While February is the month with the lowest number of sunny days and partly sunny days combined.

The last thing we will look at is the number of overcast days. May is the month with the lowest number of overcast days. While June is the month with the highest number of overcast days.

More information about Clearwater Florida

Weather in Clearwater Florida in other months

What to do in Clearwater Florida for each month

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