Although temperatures throughout the Dominican Republic are extremely pleasant at this time, September is the height of tropical storm activity in much of the Caribbean region. Travelers interested in the Dominican Republic should take care to watch the local weather reports in order to be aware of any potential trouble and exercise caution when making their arrangements.
Typical Weather in September
September temperatures in the Dominican Republic range from an average low of 75.0 degrees to an average high of 86.0 degrees
| Monthly Averages | | High | Low | Rainfall
(inches) | No. of Days
with Rain |
| 86.0° F |
75.0° F |
6.8 |
N.A. |
|
During the early morning hours of an average September day in the Dominican Republic, you can expect the temperature will be in the vicinity of 77.2 degrees.
Temperatures in the Dominican Republic typically rise during the day, to an average of 86.0 degrees in the early afternoon.
By early evening, temperatures in the Dominican Republic generally decline to around 79.1 degrees.
Temperatures in the Dominican Republic average around 80.0 degrees during September.
| Early Morning | Late Morning | Early Afternoon | Late Afternoon | Early Evening | Overall |
| 77.2° F |
85.5° F |
86.0° F |
83.4° F |
79.1° F |
80.0° F |
|
Rain
During September, rain is most likely to occur around 2:00 PM, and least likely to occur around 2:00 AM.
As shown below, if a thunderstorm occurs in September, it is most likely to occur around 5:00 PM.
| Percent Frequencies of Hourly Observations | | Hour | Rain
and/or
Drizzle | Thunder-
storms |
| 2:00 AM |
7.6 % |
11.1 % |
| 5:00 AM |
7.9 % |
15.3 % |
| 8:00 AM |
7.9 % |
7.3 % |
| 11:00 AM |
8.8 % |
5.9 % |
| 2:00 PM |
17.3 % |
20.1 % |
| 5:00 PM |
14.5 % |
33.9 % |
| 8:00 PM |
13.2 % |
21.4 % |
| 11:00 PM |
10.4 % |
12.6 % |
| ALL |
11.3 % |
16.5 % |
|
