August Weather in Jamaica

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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

Average August temperatures in Jamaica
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

Average total precipitation in August
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

Relative humidity (%) in August: morning and afternoon averages
Place am pm
Kingston 79 66
Morant Point 86 80
Port Antonio 87 75
Cinchona Gardens 86 83

Sunshine

Average hours of sun in August
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.

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Average Weather

Jamaica
Temperature & Rainfall

WEATHER AVERAGES
Weather Extremes