Climate averages 1991–2020

Punta Cana weather
in September.

A hot, wet month: one of the warmest and the wettest of the year.

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

Average high 28.9°C Daytime mean, September

Average low 26.0°C Night-time mean, September

Rainfall 121 mm 19 days with ≥1 mm

Daylight 12 h Sunrise to sunset, per day

September is a hot month in Punta Cana: daytime highs average 28.9°C and nights cool to about 26.0°C. By daytime temperature it is one of the warmest months of the year.

Expect about 121 mm of rain on roughly 19 days, which makes September a wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 15 min on an average September day.

The nearest other city in this atlas is Salvaleón de Higüey (32 km away). In September its highs average 30.2°C, 1.4°C warmer than Punta Cana, with 107 mm of rain.

Among the 14 cities listed in the Dominican Republic, Punta Cana ranks 14th of 14 for the warmest September highs and 11th of 14 for the driest September (rainfall, lowest first). The mean September high of those 14 cities is 30.4°C; Punta Cana is 1.5°C cooler than that mean.

From September to October, average highs fall by 0.5°C to 28.3°C, and monthly rainfall falls from 121 mm to 117 mm.

The annual picture

September 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	28.9°C26.1°C	26.1°C	105	18.6	12.813 h
September, selected	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

September 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.