March is one of the excellent months to visit Port Antonio, with daytime temperatures of 27°C (81°F) and lows of 23°C (73°F) at night. Do note that quite a bit of rainfall is typical, averaging around 87 mm (3.4 in).
If your ideal day consists of dry skies and pleasant temperatures, January, February, March and April typically offer the best circumstances for Port Antonio.
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Pick a month to see the average temperature, rainfall and sunshine in Port Antonio - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Port Antonio typically stay consistent throughout March, with daily highs averaging around 27°C (81°F). Nights are warm, with lows around 24°C (75°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Port Antonio spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
According to our 46 years of weather records for Port Antonio, the following extremes were recorded between 1980 and 2026.
Find out more about the weather in Jamaica and which places have the best travel conditions in this month. See all of Jamaica in March →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm temperatures in March make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Port Antonio climate overview or explore weather in Jamaica.
Where to go in March - average daytime high across popular destinations.
Montego Bay
29°C (84°F) Treasure Beach29°C (84°F) Falmouth29°C (84°F) Runaway Bay28°C (82°F) Ocho Rios
28°C (82°F) Negril29°C (84°F) Kingston28°C (82°F) Port Antonio27°C (81°F) Need travel inspiration? Check out our bucket list articles and be inspired.
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