August Weather in Hermosa Beach, California - 2025

Hermosa is a Spanish word that means 'Beautiful', and without a doubt, the city of Hermosa Beach lives up to its name. The beach city has everything you would want to enjoy during a vacation, from being able to stroll on the beach or the iconic Pier to cycling on the Strand; from enjoying days in parks to visiting community centers and museums; and from shopping the latest trends to buying local crafts and fresh organic produce at the farmer's market, this city gives you the best getaway.

Weather August 2025 in Hermosa Beach California:

Generally, August in Hermosa Beach will be really nice, with an average temperature of around 86°F / 30°C. As there is not a lot of humidity, it will feel comfortable. You can expect around 0 rainy days, with on average 0 inches / 0 mm of rain during the month of August.
Comfortable (not really humid) with nice temperatures
CC BY-SA 2.0 by miheco

August weather in Hermosa Beach California

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

Generally, August in Hermosa Beach will be really nice. Historical data shows that you can expect an average temperature of around 86°F / 30°C. As there is not a lot of humidity, it will feel comfortable. During the night, it will cool down to around 66°F / 19°C.

Hermosa Beach does not have a lot of rainy days in August. You can expect around 0 rainy days, with on average 0 inches / 0 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 Hermosa Beach California in more detail

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

- What will the temperature be in Hermosa Beach in August

Generally, you can expect in August an average temperature of 86°F / 30°C during the day and an average of 66°F / 19°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 59°F / 15°C.

When looking at the whole year, December is the coldest month, with an average temperature of around 64°F / 18°C. August is the hottest month, with an average temperature of around 86°F / 30°C. When comparing August with the temperature in the month before and after, this is almost equal to July, which sees an average maximum temperature of around 84°F / 29°C. And almost equal to September, which sees an average maximum temperature of around 84°F / 29°C.

Day and night temperature variation for Hermosa Beach during the year.
Day and night temperature variation for Hermosa Beach 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, September is the hottest month, with a temperature of around 96°F / 36°C. January and December are the coldest months, with a temperature of around 75°F / 24°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 96°F / 36°C.

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

Day and night temperature variation for Hermosa Beach during the year.
Day and night temperature variation for Hermosa Beach during the year.

- Can you expect rain in August in Hermosa Beach?

Generally, you can expect about 0 rain days in August, with on average 0 inches / 0 mm of rain.

When looking at the whole year, July and August are the driest months, with an average rainfall of around 0 inches / 0 mm. February is the wettest month, with an average rainfall of around 2.7 inches / 68 mmmm. When comparing August with the month before and after, this is equal to July, which sees around 0 inches / 0 mm of rain. And slightly less than September, which sees around 0.1 inches / 3 mm of rain

Rain days for Hermosa Beach during the year.
Rain days for Hermosa Beach during the year.

If we look at the number of days with rain, August is the month with the least amount of rain days with around 0 days. February is the month with the most rain days with around 6 days. When comparing August with the month before and after, this is almost equal to July, which sees an average of between 0 and 1 days of rain. And almost equal to September, which sees an average of between 0 and 1 days of rain

- What will the water temperature be in Hermosa Beach for August

You can expect in August, the water temperature for Hermosa Beach to be between 69°F / 21°C and 64°F / 18°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.

July has the highest water temperature, with around 69°F / 21°C. February has the lowest water temperature, with around 60°F / 16°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 69°F / 21°C. And almost equal to the water temperature from September, that is an average of between 68°F / 20°C and 69°F / 21°C.

Water temperature for Hermosa Beach during the year.
Water temperature for Hermosa Beach during the year.

- Can you expect in August a lot of sunny days in Hermosa Beach

Generally, you can expect around 18 sunny days in August and around 12 partly sunny days. The remaining days will be cloudy.

When looking at the whole year, August is the month with the highest number of sunny days, with around 18 sunny days. June is the month with the lowest number of sunny days, with an average of between 10 and 11 sunny days. When comparing August with the number of sunny days in the month before and after, it is slightly higher than July, with an average of between 15 and 16 sunny days. And slightly more than September, with an average of between 15 and 16 sunny days

The number of sunny, partly sunny, and cloudy days for Hermosa Beach
The number of sunny, partly sunny, and cloudy days for Hermosa Beach

We have looked at the sunny days in Hermosa Beach. Let's also look at the cloudy or overcast days. February is the month with the highest number of cloudy days, with around 5 cloudy days. August is the month with the lowest number of cloudy days, with an average of between 0 and 1 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 1 and 2 cloudy days. And almost equal to September, with an average of between 0 and 1 cloudy days

- Will it be comfortable in August in Hermosa Beach?

Generally, August in Hermosa Beach will not be very humid, and will feel comfortable.

We use the humidity and temperature in Hermosa Beach 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, November has the lowest humidity, with a Wintersun Expert comfort level of "comfortable" (very dry air). July has the highest humidity, with a Wintersun Expert comfort level of "comfortable" (not very humid). When comparing August with the month before and after, this is almost equal to July, which has a Wintersun Comfort level of "comfortable" (not very humid). And slightly more than September, which has a Wintersun Comfort level of "very comfortable" (low humidty)

Wintersun Expert Humidity / Comfort level for Hermosa Beach
Wintersun Expert Humidity / Comfort level for Hermosa Beach

What to do in Hermosa Beach California in August

Hermosa Beach is perfect for a getaway from a busy life. Although it's not a big place, it has a lot to offer its visitors:

  • Hermosa Beach Pier: The Hermosa Beach pier is a signature of the beach, the pier gives a breathtaking view of Santa Monica Bay and Palos Verdes Peninsula. As you walk along the Pier you can see the names of legendary surfers embedded in the 'Surfer's Walk of Fame'.
  • The Strand: This path extends all along the beach, and it is one of the iconic parts of Hermosa Beach with its breathtaking views.
  • Parks in Hermosa Beach: There are many parks to spend a good day, such as Noble Park, Valley Park, and South Park to name a few.
  • Hermosa Beach Museum: This place is perfect for enjoying the local heritage and enjoying the artifacts on display.
  • The Comedy and Magic Club: for a light and enjoyable time, this place is famous for its high standard comedians.

Is it humid in Hermosa Beach California in August?

A lot of people ask interested in the humidity or relative humidity for Hermosa Beach California 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 Hermosa Beach, 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 Hermosa Beach 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 Hermosa Beach will not be very humid, and will feel comfortable.

November is the month with the most comfort. It will have very dry air, and can feel somewhat uncomfortable for some people. But will be fine for most.. July is the most uncomfortable month. It will not be very humid, and will feel comfortable. In the graph, you can see that there is a significant difference between the most comfortable and most uncomfortable months

Humidity level for Hermosa Beach
Humidity level for Hermosa Beach

Is August a good time to go to Hermosa Beach California?

Trying to answer the question of whether August is a good time to go to Hermosa Beach 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 Hermosa Beach in August, we can see that it will be too hot for a lot of visitors. In August, you can expect it to be really nice, with an average temperature of around 86°F / 30°C. As there is not a lot of humidity, it will feel comfortable. During the night, it will be around 66°F / 19°C.

As the number of overcast days is not high, you can enjoy the sun with around 18 sunny days and 12 partly sunny days.

The last aspect we will look at is rain. You can expect around 0 rainy days, with on average 0 inches / 0 mm of rain during August. If it were more than five days, the location would be slightly less attractive for a shorter stay.

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 Hermosa Beach California 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 Hermosa Beach California in August?

In Hermosa Beach, it does not rain all day in August. You can expect around 0 rainy days, with on average 0 inches / 0 mm of rain during the month.

Another way of looking at the rain is the number of sunny days. For Hermosa Beach California, there are, on average 18 sunny days and 12 partly sunny days in August. That clearly shows that it is not raining all the time.

Is August the rainiest month in Hermosa Beach California?

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

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

February is the month with the the highest number of rainiest days. On average, you can expect 6 days with rain. August is the month with the lowest number of rainy days, with aproximately 0 days.

February is the month with the most rain. This is not equal as the one with the most rainy days. On average, you can expect 2.7 inches / 68 mm of rain. August 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 0 inches / 0 mm of rain.

Is August the most sunniest month in Hermosa Beach California?

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

To answer what the sunniest month is in Hermosa Beach, 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.

August is the month with the highest number of sunny days. On average, you can expect 18 sunny days, and 12 partly suny days. June is the month with the lowest number of sunny days.

August 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. August is the month with the lowest number of overcast days. While February is the month with the highest number of overcast days.

More information about Hermosa Beach California

Weather in Hermosa Beach California in other months

What to do in Hermosa Beach California for each month

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