Last updated: August 21, 2025
January in Port Royal, Jamaica offers a delightful tropical experience with temperatures ranging from a comfortable 20°C (69°F) at night to a max of 29°C (84°F) during the day. The average temperature hovers around 24°C (76°F), making it perfect for outdoor adventures. Visitors can expect about 38 mm (1.5 in) of rainfall spread over 10 days, bringing refreshing tropical showers amidst the vibrant atmosphere. Humidity levels are around 76%, adding to the classic Caribbean feel. Whether you’re lounging on the beach or exploring local culture, January’s weather invites everyone to bask in the beauty of this stunning destination.
In January, Port Royal, Jamaica greets visitors with a delightful warmth, featuring temperatures ranging from a mild 20°C (69°F) at night to a comfortable 29°C (84°F) during the day. The average temperature hovers around 24°C (76°F), providing the ideal setting for outdoor activities and exploration. As the month progresses toward February, nighttime temperatures experience a slight increase, reaching 21°C (70°F), while daytime highs gently decline to 28°C (83°F), indicating a subtle shift toward the tail end of Jamaica's cooler season. This trend of mild nights and warm days continues into March, where averages remain steady, ensuring that January's inviting climate offers a seamless transition into early spring. For anyone seeking to enjoy a vibrant tropical atmosphere with pleasant weather, January is undoubtedly an appealing time to visit this beautiful Caribbean destination.
In January, Port Royal, Jamaica, experiences relatively moderate precipitation, with 38 mm (1.5 in) of rain falling over an average of 10 days. This sets the stage for the drier months of the year, as precipitation begins to increase slightly in February and March before reaching its peak in the late summer and fall. Notably, the gradual rise in rainfall culminates in October, where the island can expect a dramatic 196 mm (7.7 in) spread across 24 days. This trend illustrates a clear seasonal pattern, where the early year brings unpredictable wet spells that pave the way for more consistent and heavier rains as the year progresses, making Port Royal's climate both dynamic and captivating.
In January, Port Royal, Jamaica, experiences a humidity level of 76%, setting the tone for a month characterized by warm, moist air. This level remains consistent through February, before dipping slightly to 75% in March. As spring approaches, humidity rises again, peaking at 79% during the summer months of June and July. Throughout the rest of the year, humidity levels fluctuate modestly, with April returning to 76% and remaining around this mark until the end of the year. The autumn months see a slight decrease, culminating in a December humidity level of 77%. Overall, the trends indicate that while January might feel humid, it prepares residents and visitors for consistent moisture throughout the year, creating a tropical atmosphere that is quintessentially Jamaican.
In January, Port Royal, Jamaica, experiences a UV Index of 9, categorizing the sun's exposure as very high, with a burn time of only 15 minutes—a reminder that even at the start of the year, sun safety is vital. As the months progress into February, the UV Index rises to 11, marking a shift to extreme exposure conditions, where a brief 10-minute sun exposure could lead to burning. This trend continues through the spring and summer, peaking in April with an Index of 14, before stabilizing at 13 from May through August. The fall months see a slight decrease, with September and October still maintaining a high Index of 12. By November, conditions revert to very high with an Index returning to 9. In this tropical paradise, staying vigilant against UV radiation is essential throughout the year. For detailed insights on daily UV conditions, visit Port Royal UV Index.
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In Port Royal, Jamaica, January welcomes visitors with a modest 250 hours of sunshine, offering a gentle start to the year. As the months progress, the sun shines brighter, peaking in July with an impressive 354 hours. Throughout the early spring, both March and April bask in abundant light, with sunshine hours climbing to 346 and 344 respectively. This trend continues, maintaining vibrant conditions into the summer and early fall, before gently tapering off in late autumn. Ultimately, the annual journey of sunshine in Port Royal showcases a radiant transition from the cooler winter days to the sun-drenched warmth of July, inviting travelers to embrace its gorgeous weather year-round.
In January, Port Royal, Jamaica enjoys a 51% chance of sunny weather, marking the start of the year with a fair mix of sunshine and clouds. While this figure may seem moderate, it sets the stage for a significant shift in the following months; by February, the likelihood of sun leaps to 76%, making it one of the sunniest months. Interestingly, as spring approaches, the sun remains prevalent in March with a 70% chance, before dipping slightly in April to 50%. This trend indicates a vibrant start to the year, perfect for travelers seeking warmth, with the promise of brighter days ahead as winter gradually gives way to the more consistently sunny spring months.
In January, Port Royal, Jamaica enjoys a steady 11 hours of daylight, a duration that remains consistent through February. As the calendar turns to March, daylight begins to creep upwards, reaching 12 hours and continuing this trend into April and May. The sunlight peaks in June and July, with both months basking in a generous 13 hours of daylight, ideal for exploring the island's stunning landscapes. As summer transitions to autumn, daylight hours gradually decrease again, returning to 12 hours in August and September, before dropping back to 11 hours in the final months of the year. This cyclical pattern highlights Port Royal's consistent sun exposure, making it a year-round destination for sun seekers.
In January, the winds of Port Royal grace the shores with an average speed of 3.5 m/s (8 mph), a gentle breeze that sets a tranquil tone for the new year. As the winter months transition, the wind picks up modestly, reaching 4.4 m/s (10 mph) in February before stabilizing around 3.6 m/s (8 mph) through the following months of March and April. The spring and early summer bring a slight increase, with May recording 3.8 m/s (8 mph) and a jump to 4.3 m/s (10 mph) in June and July. However, by August, the winds ease again to 3.8 m/s (8 mph), leading into a calmer autumn, where speeds fall to their seasonal lows of 2.6 m/s (6 mph) in September. This gentle ebb and flow of winds reflects the Caribbean’s harmonious climate, ensuring that January's breezy beginnings give way to a lively summer and a serene end of year.
Weather in Port Royal varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Port Royal, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of January and February, both months exhibit warm temperatures with only slight variations. January has a minimum temperature of 20°C (69°F) and a maximum of 29°C (84°F), while February sees a slightly warmer minimum of 21°C (70°F) and a maximum of 28°C (83°F). The average temperature remains consistent at 24°C (76°F) for both months. Precipitation is also similar; January receives 38 mm (1.5 in) spread over 10 days, whereas February has a little less at 35 mm (1.4 in) but over a longer duration of 14 days. Humidity levels remain constant at 76% in both months, contributing to a tropical feel. For more detailed weather information, you can visit Port Royal weather in February.
In January, the weather typically ranges from a minimum of 20°C (69°F) to a maximum of 29°C (84°F), with an average temperature of 24°C (76°F). This month experiences about 38 mm (1.5 in) of precipitation over approximately 10 days, accompanied by a humidity level of 76%. In contrast, March sees slightly warmer conditions, with an average temperature of 25°C (76°F) and a maximum reaching 28°C (84°F). However, it also witnesses an increase in precipitation to 46 mm (1.8 in) over about 15 days, while humidity remains similar at 75%. For more detailed insights, check Port Royal weather in March.
In January, the weather features a warm atmosphere with minimum temperatures around 20°C (69°F) and average highs reaching 29°C (84°F), accompanied by relatively low precipitation of 38 mm (1.5 in) over about 10 days. In contrast, April sees a slight increase in temperatures, with minimums around 22°C (71°F) and maximums peaking at 30°C (86°F). However, it also brings increased precipitation, totaling 66 mm (2.6 in) over 12 days, maintaining a consistent humidity level of 76% in both months. For a more detailed look at April weather, visit Port Royal weather in April.
In January, the weather is characterized by milder temperatures, with a minimum of 20°C (69°F) and an average of 24°C (76°F), reaching a maximum of 29°C (84°F). The month experiences relatively low precipitation, totaling 38 mm (1.5 in) over about 10 days, alongside a humidity level of 76%. In contrast, May sees slightly warmer conditions, with minimum temperatures rising to 23°C (73°F) and an average of 26°C (79°F), peaking at 30°C (87°F). However, this month also brings heavier rainfall, with precipitation reaching 107 mm (4.2 in) across approximately 16 days, while humidity remains comparable at 77%. For more details, check out Port Royal weather in May.
January and June both feature warm temperatures, but June tends to be slightly hotter overall. In January, the minimum temperature is around 20°C (69°F), averaging 24°C (76°F) and reaching a maximum of 29°C (84°F). In contrast, June starts off warmer, with a minimum of 23°C (74°F), an average of 27°C (80°F), and peaks at 31°C (88°F). Additionally, June experiences more precipitation, with 49 mm (1.9 in) falling over 13 days compared to January's 38 mm (1.5 in) over 10 days. Humidity levels are also comparable, with January at 76% and June slightly higher at 79%. For more detailed information on June weather specifically, you can visit Port Royal weather in June.
In January, temperatures range from a minimum of 20°C (69°F) to a maximum of 29°C (84°F), with an average of 24°C (76°F). The month experiences about 38 mm (1.5 in) of precipitation over 10 days, and humidity levels are around 76%. In contrast, July sees slightly warmer weather, with minimum temperatures of 24°C (75°F) and maximums reaching 32°C (90°F), resulting in an average temperature of 27°C (82°F). Precipitation remains similar at 37 mm (1.5 in) but occurs over 11 days, and humidity increases slightly to 79%. For a detailed look at the July weather in Port Royal, you can visit this link: Port Royal weather in July.
When comparing the weather in January and August, it’s evident that August is generally warmer and wetter. In January, temperatures range from a minimum of 20°C (69°F) to a maximum of 29°C (84°F), with an average temperature of 24°C (76°F) and about 38 mm (1.5 in) of precipitation over approximately 10 days. In contrast, August experiences higher temperatures, with a minimum of 24°C (75°F), an average of 27°C (82°F), and a maximum of 32°C (89°F). Precipitation also increases significantly in August, totaling 98 mm (3.8 in) over roughly 16 days. Both months have high humidity levels, averaging around 76% in January and 78% in August. For more specific details on August weather, you can check out Port Royal weather in August.
In January, the weather tends to be milder with temperatures ranging from a minimum of 20°C (69°F) to a maximum of 29°C (84°F), accompanied by 38 mm (1.5 in) of precipitation over about 10 days and an average humidity of 76%. In contrast, September experiences warmer temperatures, with a minimum of 24°C (75°F) and a maximum reaching 32°C (90°F). The month is also wetter, with 105 mm (4.1 in) of rain spread across approximately 18 days, resulting in a humidity level slightly higher at 77%. For those wanting to know more about the specific weather conditions in September, you can check out Port Royal weather in September.
In comparing January and October weather, January tends to be slightly cooler, with average temperatures ranging from a minimum of 20°C (69°F) to a maximum of 29°C (84°F). In contrast, October sees warmer temperatures, with a minimum of 23°C (74°F) and a maximum reaching 31°C (87°F). While January experiences relatively low precipitation at 38 mm (1.5 in) over 10 days, October is much rainier, accumulating 196 mm (7.7 in) over 24 days. Interestingly, humidity remains consistent at 76% for both months, contributing to the tropical feel. For more details on October's weather, you can visit Port Royal weather in October.
In January, the weather features warmer temperatures with a minimum of 20°C (69°F), an average of 24°C (76°F), and a maximum of 29°C (84°F). This month tends to be drier, with 38 mm (1.5 in) of precipitation over approximately 10 days and a humidity level of 76%. In contrast, November sees slightly higher temperatures, with a minimum of 23°C (73°F), an average of 26°C (79°F), and a maximum of 30°C (86°F). However, it is much wetter, receiving 137 mm (5.4 in) of rainfall over 20 days, coupled with a humidity level of 78%. For a more detailed look at conditions during this month, check out Port Royal weather in November.
In comparing the weather of January and December, January tends to be slightly cooler with average temperatures ranging from a minimum of 20°C (69°F) to a maximum of 29°C (84°F). In contrast, December's temperatures are a bit warmer, with minimums around 22°C (72°F) and maximums of 29°C (85°F). Both months experience significant humidity levels, with January at 76% and December slightly higher at 77%. Additionally, December sees more precipitation, totaling 45 mm (1.8 in) over 13 days, compared to January's 38 mm (1.5 in) over 10 days. For more details, you can check Port Royal weather in December.
In January, Port Royal's weather offers a perfect blend of warmth and moisture, distinguishing itself from the drier months that follow. With temperatures averaging around 24°C, it's a welcoming reprieve from the cooler winter months, while still maintaining the tropical charm the region is known for. However, the increased humidity and occasional rainfall, seen across about 10 days, introduce a refreshing contrast, making this month feel lively and vibrant. For those planning a visit, January presents an ideal opportunity to enjoy the lush landscapes that bloom under these conditions. Discover more about the seasonal shifts by checking out Port Royal Climate.