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Punta Cana in August: Weather, Average temperature and Climate

Discover the weather for Punta Cana in August and if it’s a good time to travel (based on historical data).
Check flight prices to Punta Cana on Avionero:
August

Weather in Punta Cana in August 2025

OK Weather
Warm
🌧️
Rainy
🌊
Very warm water
August could be a good time to visit Punta Cana, as the weather is generally fine. The average high temperature is around +29°C, and there are typically 1 sunny days in August. However, expect about 23 rainy days, and total monthly rainfall of approximately 114 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+29°C
Avg. max. temperature
+24°C
Min.
+30°C
Max.
114 mm
Total precipitation
81%
Avg. humidity
3 m/s
Avg. wind
1 ☀️
Sunny Days
2 ⛅️
Cloudy
23 🌦
Rainy
Our opinion: Punta Cana has OK weather in August.

Average temperature in Punta Cana in August

Here are the expected maximum, average and minimum temperatures in Punta Cana for August based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in August is +29°C with a maximum of +30°C and a minimum of +25°C.

The average maximum temperature goes up 20% by the end of the month, compared with the beginning of the month, from +29°C to +30°C.

Is Punta Cana warm or cold in August?

Punta Cana is typically warm in August.

Maximum temperatures go up compared to the previous month from +28°C to +29°C. The minimum temperature also goes up from +26°C to +26°C.

It’s generally warm, but pack a long-sleeve shirt for evenings.

August is one of the warmest months in Punta Cana, here is the comparison with other months:

Water temperature in Punta Cana in August

Water in Punta Cana in August is Very warm. It varies from +28°C to +30°C, with an average of +29°C. This is almost similar to the air temperature, which averages +29°C.

The water temperature in August is one of the warmest of the entire year:

The warmest water temperatures in Punta Cana are reached in September, when the average sea temperature rises to +29°C. The coldest water temperatures are in February, with an average of +26°C.

Can you swim in Punta Cana in August?

You can definitely swim in Punta Cana in August, the water is very warm (+29°C in average), and might even be unpleasant for ones who like it more fresh.
🦭
Cold
Below +16°C
🏄‍♂️
Fresh
16°C - 21°C
🏊
Comfortable
21°C - 25°C
👙
Warm
25°C - 28°C
🔥
Very warm
+28°C and up
Don't forget sunscreen and a hat, it's going to be hot!

Climate in Punta Cana in August

Punta Cana weather looks like this, on average, in August and the surrounding months.
JulyAugustSeptember
Avg. temperature
+28°C+29°C+29°C
Min. temperature
+24°C+24°C+23°C
Max. temperature
+31°C+30°C+31°C
Rainfall
96 mm114 mm128 mm
Wind
3 m/s3 m/s3 m/s
Avg. water temperature
+29°C+29°C+29°C
Humidity
81%81%82%
Air pressure
1015 HPa1014 HPa1012 HPa
Sunny days
111
Cloudy days
222
Rainy days
242322
Snowy days
000

August weather is still as ok as in July. It’s getting warmer as August arrives. The average maximum temperature goes up from +28°C to +29°C during the day. Prepare for more rain. Average rainfall goes from 96 mm to 114 mm. Humidity levels don’t change as the month goes on, averaging around 81%. The average wind speed doesn’t change much during August, staying around 3 m/s. The amount of sunny days stay about the same, averaging 1 sunny days during the month.

September brings much the same weather, it remains ok.

Wind

Wind speed in Punta Cana in August based on historical data.
Last Year
Historical Data

The average wind speed is 4 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Punta Cana is gradually increasing during August, going from 3 m/s to 3 m/s over the course of the month.

Rain

Amount of rainfall in mm during August in Punta Cana based on historical data.
Last Year
Historical Data
Total precipitation in August is about 202 mm, with a 84% chance of rain on a typical day. The maximum amount of rainfall per day is around 28 mm, which is moderate rain. August is a pretty wet month with over 26 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how August is compared with other months in the amount of precipitation, total mm:
Punta Cana wettest month is October, where a typical day has a 71% chance of precipitation and 128 mm of rainfall per day. February, on the other hand, is the driest month with a mere 72% chance of precipitation and 37 mm of rainfall per day.

How was the weather last August in Punta Cana?

This is the weather in Punta Cana in August 2023:
1 August
🌧️
+29°C
2 August
☁️
+30°C
3 August
☁️
+30°C
4 August
☀️
+30°C
5 August
☀️
+30°C
6 August
🌧️
+30°C
7 August
☁️
+29°C
8 August
🌧️
+29°C
9 August
🌧️
+28°C
10 August
⛈️
+28°C
11 August
☀️
+30°C
12 August
☀️
+29°C
13 August
☁️
+30°C
14 August
☀️
+30°C
15 August
☁️
+30°C
16 August
☁️
+30°C
17 August
🌧️
+29°C
18 August
🌧️
+30°C
19 August
☁️
+30°C
20 August
☀️
+30°C
21 August
🌧️
+29°C
22 August
🌧️
+28°C
23 August
🌧️
+29°C
24 August
☁️
+30°C
25 August
🌧️
+29°C
26 August
🌧️
+28°C
27 August
🌧️
+30°C
28 August
☀️
+30°C
29 August
☀️
+30°C
30 August
☀️
+30°C
31 August
☀️
+30°C
In August 2023 Punta Cana had 10 sunny days, 8 cloudy days, and 12 rainy days. The average maximum temperature was +29°C, with an absolute maximum of +30°C and a minimum of +28°C. The average humidity was 85%, with a maximum of 97% and a minimum of 72%. The average wind speed was 4 m/s, with a maximum of 9 m/s and a minimum of 0 m/s.
Are you planning a trip in August?

Climate Change over Years

This is how Punta Cana climate have been changing during last 43 years period.

The climate in Punta Cana in August has not changed much over the last 43 years.

The average temperature was the lowest in 1985 (+26°C) and the highest in 2023 (+28°C). The driest year was 2015 with only 611 mm of rainfall, and the wettest year was 1979 with 1494 mm.

FAQ

Frequently asked questions about the weather in Punta Cana in August:

Is August a good time to visit Punta Cana?

It’s always a good time to visit Punta Cana, but the weather is changeable in August, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Punta Cana in August?

August is warm in Punta Cana. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.

Can you swim in Punta Cana in August?

Yes, you can swim in Punta Cana in August, the water is very warm, with temperature averaging at +29°C, but it's important to manage hydration and sun exposure.

Is Punta Cana rainy in August?

Punta Cana is often rainy in August. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Punta Cana in August?

Usually, it’s not very sunny in Punta Cana in August, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Dominican Republic

Check out the weather for other cities in Dominican Republic.

Monthly weather in Punta Cana

Source of the data

For this page, we’ve looked at the typical weather in Punta Cana, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.