Climate averages 1991–2020

Punta Cana weather
in August.

A hot, wet month: one of the warmest and the 10th driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 28.9°C Daytime mean, August

Average low 26.1°C Night-time mean, August

Rainfall 105 mm 19 days with ≥1 mm

Daylight 13 h Sunrise to sunset, per day

August is a hot month in Punta Cana: daytime highs average 28.9°C and nights cool to about 26.1°C. By daytime temperature it is one of the warmest months of the year.

Expect about 105 mm of rain on roughly 19 days, which makes August a wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 45 min on an average August day.

The nearest other city in this atlas is Salvaleón de Higüey (32 km away). In August its highs average 30.3°C, 1.5°C warmer than Punta Cana, with 88 mm of rain.

Among the 14 cities listed in the Dominican Republic, Punta Cana ranks 14th of 14 for the warmest August highs and 9th of 14 for the driest August (rainfall, lowest first). The mean August high of those 14 cities is 30.7°C; Punta Cana is 1.8°C cooler than that mean.

From August to September, average highs stay level at 28.9°C, and monthly rainfall rises from 105 mm to 121 mm.

The annual picture

August in context

30-year average

Average highAverage low°C

Monthly rainfall

Average total · mm

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Punta Cana climate table

1991–2020

Monthly climate averages for Punta Cana, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	26.0°C23.7°C	23.7°C	39	12.0	11.111 h
February	26.1°C23.5°C	23.5°C	31	9.9	11.512 h
March	26.3°C23.5°C	23.5°C	36	9.8	12.012 h
April	27.0°C24.1°C	24.1°C	51	11.4	12.613 h
May	27.7°C24.9°C	24.9°C	100	16.6	13.013 h
June	28.5°C25.8°C	25.8°C	71	15.2	13.213 h
July	28.6°C26.0°C	26.0°C	90	18.1	13.113 h
August, selected	28.9°C26.1°C	26.1°C	105	18.6	12.813 h
September	28.9°C26.0°C	26.0°C	121	18.9	12.312 h
October	28.3°C25.6°C	25.6°C	117	20.9	11.712 h
November	27.3°C24.9°C	24.9°C	103	17.6	11.311 h
December	26.5°C24.3°C	24.3°C	52	13.0	11.011 h

Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

August in nearby cities

Distance from Punta Cana

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Punta Cana) is explained once on the Punta Cana year overview and on the Sources, method and limits page.