Climate of Saint Mary, Jamaica
Area-weighted average across Saint Mary. For where people actually live and travel, see the cities below.
Saint Mary, a subdivision of Jamaica, has a tropical climate on average. Area-weighted monthly temperatures across the whole territory range from 22.5°C / 72.5°F in January to 25.5°C / 77.9°F in August, with rainfall from 77 mm / 3 in to 231 mm / 9.1 in depending on the season (1670 mm / 65.7 in total across the year). See the city listed below for point-value climate at specific locations — these often differ from the area-weighted average, especially in geographically diverse subdivisions.
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | 22.5°C72.5°F | 143 mm5.6″ | Tropical |
| February | 22.7°C72.9°F | 80 mm3.1″ | Tropical |
| March | 23.1°C73.6°F | 77 mm3″ | — |
| April | 23.9°C75°F | 98 mm3.9″ | Tropical |
| May | 24.5°C76.1°F | 155 mm6.1″ | Tropical |
| June | 25.1°C77.2°F | 123 mm4.8″ | Tropical |
| July | 25.3°C77.5°F | 93 mm3.7″ | Tropical |
| August | 25.5°C77.9°F | 122 mm4.8″ | Tropical |
| September | 25.3°C77.5°F | 146 mm5.7″ | Tropical |
| October | 24.7°C76.5°F | 207 mm8.1″ | Tropical |
| November | 24.1°C75.4°F | 231 mm9.1″ | Tropical |
| December | 23.1°C73.6°F | 195 mm7.7″ | Tropical |
Frequently asked questions
What is the best time to visit Saint Mary?
Saint Mary, Jamaica does not have a clear sunny-and-dry window by our cutoffs. The warmest month is August at 25.5°C / 77.9°F, and the driest is March at 77 mm / 3 in — likely your best travel window. For city-level detail, see the cities section below.
What is the climate of Saint Mary?
Saint Mary, Jamaica has area-weighted monthly average temperatures ranging from 22.5°C / 72.5°F in January to 25.5°C / 77.9°F in August. Annual rainfall averages about 1670 mm / 65.7 in, with the wettest month being November (231 mm / 9.1 in) and the driest March (77 mm / 3 in). Because this is an area average across the whole subdivision, local city values can differ substantially.
What is the hottest month in Saint Mary?
The hottest month in Saint Mary is August, with an area-wide average temperature of 25.5°C / 77.9°F.
What is the coldest month in Saint Mary?
The coldest month in Saint Mary is January, with an area-wide average temperature of 22.5°C / 72.5°F.
When does it rain most in Saint Mary?
The wettest month in Saint Mary is November, averaging about 231 mm / 9.1 in of rainfall. The driest is March with about 77 mm / 3 in.