Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average rainfall
- Average rainfall days
- Average sea temperature
- Average daylight
- Average sunshine
- Average UV index
Weather in January
January, the same as December, is a moderately hot winter month in Port Antonio, Jamaica, with an average temperature fluctuating between 18°C (64.4°F) and 29°C (84.2°F). January through March, November and December, with an average high-temperature of 29°C (84.2°F), are the coldest months. Weather in January »
Weather in February
The last month of the winter, February, is another warm month in Port Antonio, Jamaica, with temperature in the range of an average low of 19°C (66.2°F) and an average high of 29°C (84.2°F). The coldest months are January through March, November and December, with an average high-temperature of 29°C (84.2°F). In February, in Port Antonio, the rain falls for 6 days. Weather in February »
Weather in March
The first month of the spring, March, is also a moderately hot month in Port Antonio, Jamaica, with an average temperature fluctuating between 29°C (84.2°F) and 19°C (66.2°F). January through March, November and December, with an average high-temperature of 29°C (84.2°F), are the coldest months. Weather in March »
Weather in April
April is a hot spring month in Port Antonio, Jamaica, with an average temperature ranging between max 30°C (86°F) and min 20°C (68°F). In Port Antonio, the average high-temperature in April is essentially the same as in March - a tropical 30°C (86°F). Weather in April »
Weather in May
The last month of the spring, May, is also a hot month in Port Antonio, Jamaica, with an average temperature varying between 21°C (69.8°F) and 30°C (86°F). In May, the average high-temperature remains equal as in April - a still tropical 30°C (86°F). Weather in May »
Weather in June
The first month of the summer, June, is still a hot month in Port Antonio, Jamaica, with an average temperature fluctuating between 22°C (71.6°F) and 30°C (86°F). In Port Antonio, the average high-temperature in June remains equal as in May - a still hot 30°C (86°F). Weather in June »
Weather in July
July, the same as June, in Port Antonio, Jamaica, is a hot summer month, with temperature in the range of an average high of 31°C (87.8°F) and an average low of 22°C (71.6°F). July and August, with an average high-temperature of 31°C (87.8°F), are the warmest months. In Port Antonio, in July, it is raining for 13 days, with typically 185mm (7.28") of accumulated precipitation. Weather in July »
Weather in August
The last month of the summer, August, is another hot month in Port Antonio, Jamaica, with an average temperature fluctuating between 31°C (87.8°F) and 22°C (71.6°F). The warmest months are July and August, with an average high-temperature of 31°C (87.8°F). In Port Antonio, during 13 rainfall days, 197mm (7.76") of precipitation is typically accumulated. Weather in August »
Weather in September
September, the first month of the autumn in Port Antonio, is still a tropical month, with an average temperature varying between 22°C (71.6°F) and 30°C (86°F). In Port Antonio, the average high-temperature in September is almost the same as in August - a still hot 30°C (86°F). Weather in September »
Weather in October
October, the same as September, in Port Antonio, Jamaica, is another tropical autumn month, with an average temperature varying between 30°C (86°F) and 21°C (69.8°F). In Port Antonio, the average high-temperature in October remains the same as in September - a still tropical 30°C (86°F). Weather in October »
Weather in November
November, the last month of the autumn in Port Antonio, is another warm month, with an average temperature varying between 29°C (84.2°F) and 20°C (68°F). January through March, November and December, with an average high-temperature of 29°C (84.2°F), are the coldest months. Weather in November »
Weather in December
December, the first month of the winter in Port Antonio, is also a moderately hot month, with an average temperature ranging between max 29°C (84.2°F) and min 19°C (66.2°F). January through March, November and December, with an average high-temperature of 29°C (84.2°F), are the coldest months. Weather in December »
[Resources]FAQ
What are the coldest months in Port Antonio?
The coldest months in Port Antonio, Jamaica, are January through March, November and December, with an average high-temperature of 29°C (84.2°F).
How many days does it rain in Port Antonio?
Throughout the year, in Port Antonio, there are 125 rainfall days, and 2639mm (103.9") of precipitation is accumulated.
When is the lowest UV index in Port Antonio?
The months with the lowest UV index in Port Antonio are January and December, with an average maximum UV index of 8.
What month is the sea coldest in Port Antonio?
With an average sea temperature of 26.8°C (80.2°F), February is the month with the coldest seawater.
What is the driest month in Port Antonio?
The month with the least rainfall in Port Antonio, Jamaica, is March, when the rain falls for 6 days and typically collects 75mm (2.95") of precipitation.
What are the months with the most sunshine in Port Antonio?
March, April and July, with an average of 8h of sunshine, are months with the most sunshine in Port Antonio.
When is the highest UV index in Port Antonio?
March through September, with an average maximum UV index of 12, are months with the highest UV index.
When are the longest days in Port Antonio?
The month with the longest days in Port Antonio, Jamaica, is June, with an average of 13h and 12min of daylight.
What are the warmest months in Port Antonio?
July and August, with an average high-temperature of 31°C (87.8°F), are warmest months in Port Antonio, Jamaica.
What is the month with the warmest sea water in Port Antonio?
The month with the warmest seawater is September, with an average sea temperature of 29.8°C (85.6°F).
What is the month with the least sunshine in Port Antonio?
September through November, with an average of 6h of sunshine, are months with the least sunshine in Port Antonio, Jamaica.
What is the wettest month in Port Antonio?
The month with the most rainfall in Port Antonio, Jamaica, is November, when the rain falls for 11 days and typically aggregates up to 352mm (13.86") of precipitation.
What is the month with the shortest days in Port Antonio?
December has the shortest days of the year in Port Antonio, with an average of 11h and 4min of daylight.
Is there Daylight Saving Time (DST) in Port Antonio?
Port Antonio does not utilize Daylight Saving Time (DST). EST timezone is used throughout the entire year.
Average temperature
Port Antonio, Jamaica
The warmest months (with the highest average high temperature) are July and August (31°C).
The months with the lowest average high temperature are January, February, March, November and December (29°C).
The months with the highest average low temperature are June, July, August and September (22°C).
The coldest month (with the lowest average low temperature) is January (18°C).
Average rainfall
Port Antonio, Jamaica
- Average rainfall in January:
185mm - Average rainfall in February:
149mm - Average rainfall in March:
75mm - Average rainfall in April:
148mm - Average rainfall in May:
276mm - Average rainfall in June:
236mm
- Average rainfall in July:
185mm - Average rainfall in August:
197mm - Average rainfall in September:
220mm - Average rainfall in October:
337mm - Average rainfall in November:
352mm - Average rainfall in December:
279mm
The wettest month (with the highest rainfall) is November (352mm).
The driest month (with the least rainfall) is March (75mm).
Average rainfall days
Port Antonio, Jamaica
- Average rainfall days in January:
7 days - Average rainfall days in February:
6 days - Average rainfall days in March:
6 days - Average rainfall days in April:
7 days - Average rainfall days in May:
12 days - Average rainfall days in June:
12 days
- Average rainfall days in July:
13 days - Average rainfall days in August:
13 days - Average rainfall days in September:
14 days - Average rainfall days in October:
16 days - Average rainfall days in November:
11 days - Average rainfall days in December:
8 days
The month with the highest number of rainy days is October (16 days).
The months with the least rainy days are February and March (6 days).
Average sea temperature
Port Antonio, Jamaica
The best month for swimming (with the highest average sea temperature) is September (29.8°C).
The coldest month (with the lowest average sea temperature) is February (26.8°C).
Average daylight / Average sunshine
Port Antonio, Jamaica
- Average daylight in January:
11h and 1min - Average daylight in February:
11h and 4min - Average daylight in March:
12h and 1min - Average daylight in April:
12h and 4min - Average daylight in May:
13h and 0min - Average daylight in June:
13h and 1min
- Average daylight in July:
13h and 1min - Average daylight in August:
12h and 4min - Average daylight in September:
12h and 1min - Average daylight in October:
11h and 4min - Average daylight in November:
11h and 2min - Average daylight in December:
11h and 1min
The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).
The months with the most sunshine are March, April and July (Average sunshine: 8h).
The months with the least sunshine are September, October and November (Average sunshine: 6h).
Average UV index
Port Antonio, Jamaica
The months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The months with the lowest UV index are January and December (UV index 8).
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