Average Weather during September in St Mary, Jamaica

The average minimum temperature (usually the minimum temperature is noted during the night) in St Mary in September is 22.0°C (71.6°F). The amount of rain in September is high with an average of 86mm (3.4in). Be prepared September is also the hottest month. The average maximum temperature lies around 31.0°C (87.8°F). During the night it can be very warm and sticky. With a water temperature of around 29.0°C (84.2°F), this is a great month to swim. If you enjoy looking at a blue sky and like sunbathing than this month is a great period to visit St Mary. It has 228 hours of sun.

So what to wear in September? Visitors traveling to St Mary should plan on bringing a totally waterproof rain jacket since it will often be raining. Also bring your shorts and or a skirt because it can be very warm or even hot.

No idea where to travel to this year? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go here.

For other monthly average weather and what to do in September look at the numbers below.

Monthly Averages

Show in Fahrenheit

Min Temperature 22 °C
Max Temperature 31 °C
Water Temperature 29 °C
Chance of Rain 23%
Precipitation 86mm
Rainy Days 7
Sunshine Hours 228

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in .

Swimming
9/10
Cycling
7/10
Walking
7/10
Camping
8/10
Outdoor sports
7/10

More Climate Information For St Mary

Weather and Climate offers all the information you need to know about the climate in St Mary.

We collected past weather data from many thousand weather stations around the world. So find on this website the historical weather averages in other cities in Jamaica and climate and forecast data for all other countries in the world.