August Weather in Jamaica
The tables below give the normal August temperatures and rainfall for cities and popular vacation spots in Jamaica. There's also information here on hurricanes, plus this month's average humidity and sunshine.
The measures of climate are averages of data collected at weather stations over several decades.
The weather stations sit near sea level, with one exception. Cinchona Botanical Gardens is in the Blue Mountains of eastern Jamaica, at an elevation of 1,493 metres (4,898 feet).
Temperature
| High °F | Low °F | Place | High °C | Low °C |
|---|---|---|---|---|
| 91 | 76 | Kingston | 33 | 24 |
| 89 | 74 | Montego Bay | 31 | 24 |
| 88 | 77 | Morant Point | 31 | 25 |
| 87 | 71 | Port Antonio | 31 | 22 |
| 75 | 56 | Cinchona Gardens | 24 | 15 |
Rainfall
| Days | Place | Inches | Millimetres |
|---|---|---|---|
| 9 | Kingston | 3.9 | 98 |
| 10 | Montego Bay | 3.7 | 95 |
| – | Morant Point | 9.8 | 250 |
| – | Port Antonio | 4.9 | 125 |
| 10 | Cinchona Gardens | 7.0 | 179 |
Humidity
| Place | am | pm |
|---|---|---|
| Kingston | 79 | 66 |
| Morant Point | 86 | 80 |
| Port Antonio | 87 | 75 |
| Cinchona Gardens | 86 | 83 |
Sunshine
| Place | Hours |
|---|---|
| Kingston | 257 |
| Port Antonio | 236 |
| Cinchona Gardens | 146 |
Hurricanes and Tropical Storms
With hurricane season in full swing during August, there's about a four percent chance of a hurricane approaching western Jamaica, and two percent in eastern Jamaica. Throughout the country, there's a six percent probability this month that a named tropical storm comes within 100 miles (165 kilometres).
References
Jamaica Meteorological Service. Climate.
NOAA. National Weather Service. National Hurricane Center.