Port Antonio Weather in January
Port Antonio in January sees high daytime temperatures of 27°C (81°F) and nighttime lows of 23°C (73°F). Rainfall is fairly high this month at around 95 mm (3.7 in), so pack a rain jacket to stay dry.
Rainfall in Port Antonio in January
You can typically expect 7 days of rain this month, averaging around 95 mm (3.7 in). The rain this month typically falls in concentrated bursts rather than all-day showers. Expect a few heavier spells rather than constant grey skies.
Temperature in Port Antonio in January
The perfect temperature in Port Antonio in January makes it a solid month to visit, with 27°C (81°F) during the day and 23°C (73°F) at night. This kind of day-to-night contrast is typical for this time of year. Nights are mild at around 23°C (73°F), which is comfortable for most people. It may be the cooler month of the year, but temperatures remain warm enough for outdoor activities.
Sunshine in Port Antonio in January
Expect sunny days throughout the month, with an estimated 257 hours of sunshine. This makes it a pleasant time to visit Port Antonio.If you're a fan of comfortable temperatures and drier conditions, January is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Jamaica, check out our Port Antonio's climate page.
Port Antonio Temperature in January
Min Temperature
23°C (73°F)
Max Temperature
27°C (81°F)
Chance of Rain
23%
Precipitation
95 mm (3.7 in)
Rainy days
7 days
Humidity
73% *
Sunshine
257 hours *
Percentage Sunshine
*
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Port Antonio typically stay consistent throughout January, with daily highs averaging around 27°C (81°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Port Antonio in January
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.
Port Antonio historical weather extremes in January
Based on 21 years of weather observations in Port Antonio between 2004 and 2025, these are the recorded extremes.
- On January 6, 2007, temperatures climbed to 34°C (93°F), marking the warmest January day on record.
- Port Antonio experienced its chilliest January day on January 11, 2010, reaching only 24°C (75°F).
- The coldest night in January in Port Antonio was on January 11, 2010, with a minimum of 19°C (66°F).
Best Places in Jamaica in January
Find out more about the weather in Jamaica and which places have the best travel conditions in this month. See all of Jamaica in January →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Port Antonio in January
Warm weather calls for comfortable, breathable clothing in January. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Port Antonio in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Jamaica, check out our Port Antonio's climate page.
Temperature Rainfall Sunshine Humidity
See the full Port Antonio climate overview or explore weather in Jamaica.
