Last updated: August 31, 2025
In Charlestown, Saint Kitts and Nevis, January beckons with a delightful tropical climate. The maximum temperature hovers around 27°C (81°F), while the average is a comfortable 25°C (78°F), offering perfect conditions for exploration. Evenings cool down to a pleasant 23°C (73°F), providing a refreshing escape. However, visitors should be prepared for some precipitation, as the month typically sees 35 mm (1.4 in) of rainfall over about 13 days. The air remains humid at 77%, enhancing the vibrant flora and creating a lush backdrop for holiday adventures. Whether lounging on the beach or exploring the city's rich history, January in Charlestown is sure to leave a lasting impression.
In January, Charlestown, Saint Kitts and Nevis experiences a delightful tropical climate with temperatures that evoke a sense of warmth and comfort. The minimum temperature averages around 23°C (73°F), while the average settles at a pleasant 25°C (78°F), peaking at a maximum of 27°C (81°F). This month marks the onset of the dry season, characterized by consistently mild conditions that transition smoothly into February, where temperatures remain stable with minimal fluctuations. Over the following months, a gradual increase becomes evident, culminating in the higher temperatures of July and August, where max temperatures soar to 29°C (84°F). As the year progresses into the cooler months of November and December, temperatures gently recede, yet remain warm enough to enjoy the island's beauty year-round. This consistency in warmth, punctuated by only slight variations, makes Charlestown a perennial paradise for sun-seekers.
January in Charlestown, Saint Kitts and Nevis, marks the beginning of the year with moderate precipitation levels, receiving 35 mm (1.4 in) of rain over approximately 13 days. This amount is consistent with February, suggesting a stable start to the wet season as the island transitions into the wetter months ahead. As the year progresses, precipitation tends to increase, peaking in September with a significant 147 mm (5.8 in), highlighting the dramatic shifts in weather patterns. Overall, while January may offer a relatively dry welcome to the year, it sets the stage for the lush landscapes that follow as rainfall intensifies in the coming months.
In Charlestown, Saint Kitts and Nevis, January experiences a humidity level of 77%, which remains consistent through February and March. This steady level provides a feeling of warmth and a tropical ambiance typical of the Caribbean. As the months progress into April and May, humidity begins to rise slightly, reaching 78% and 79% respectively. The increase continues into the summer months, peaking in July at 83%, creating a lush environment filled with vibrant flora. Following this peak, the humidity gradually decreases, settling back to 79% by October and maintaining a comfortable level through the end of the year. Overall, January sets the stage for a humid yet pleasant climate that characterizes the beauty of island life.
In January, Charlestown experiences a very high UV Index of 9, indicating that sun exposure should be approached with caution; the estimated burn time is just 15 minutes. As the month progresses into February, the UV intensity escalates to an extreme level of 11, shortening burn time to just 10 minutes—a trend that continues through March and into most of the spring and summer months, with UV levels remaining high at 13. This extreme exposure category prompts a need for vigilant sun protection, especially from March through September, where the risk of skin damage increases significantly. As the year winds down, the UV Index drops back to 9 in both November and December, returning to a very high category, giving residents and visitors a brief reprieve before the cycle begins anew in January. For detailed information on UV exposure trends, visit Charlestown UV Index.
UV Risk Categories
Embrace the radiant charm of January in Charlestown, Saint Kitts and Nevis, where the month boasts an impressive 262 hours of sunshine. While this marks the beginning of the year, sunlight steadily increases throughout the months, peaking in May with an exhilarating 359 hours. From January's gentle glow, the sun's presence grows more robust, with each subsequent month bringing more hours of brilliance, culminating in July's stunning 362 hours. As we move toward the end of the year, sunshine remains abundant but slightly tapers off; November and December still offer a splendid experience with over 309 and 326 hours respectively. This consistent sunshine underscores the inviting warmth and allure of life on this beautiful island.
In January, Charlestown, Saint Kitts and Nevis enjoys a 58% chance of sunny weather, setting a promising tone for the start of the year. This figure, while lower than the sunnier months of February and March, indicates a steady level of brightness that reflects the region's generally pleasant climate. As the months progress, the likelihood of sunshine peaks in February at 71%, then remains strong in March at 68%. However, a notable shift occurs as the year advances, with April seeing a dip to 45%, suggesting that visitors may encounter a mix of sun and clouds during the early spring. Overall, while January may not boast the highest chance of sun, it serves as part of a trend of increasing sunshine that characterizes the winter months in this tropical paradise.
In Charlestown, Saint Kitts and Nevis, January brings a delightful average of 11 hours of daylight, a trend that continues into February. As spring approaches in March, the island revels in a gradual increase, basking in 12 hours of daylight. This generous daylight persists through April and May, making these months particularly inviting. The summer months of June and July peak at 13 hours, offering ample time for outdoor adventures under the Caribbean sun. As the year progresses, daylight begins to taper off, returning to 12 hours in August and September, before settling back to 11 hours from October through December. This cyclical pattern highlights the island's consistent yet dynamic light exposure throughout the year, enriching both the landscape and the lifestyle of its residents and visitors.
In January, the winds of Charlestown, Saint Kitts and Nevis, blow gently with an average speed of 7.2 m/s (16 mph), setting the stage for a pleasantly breezy start to the year. As the months progress, a noticeable increase in wind speed occurs; February sees a rise to 9.2 m/s (21 mph), making it the windiest month in this early part of the year. However, March experiences a slight dip to 7.5 m/s (17 mph), before April's winds soften further to 6.6 m/s (15 mph). The trend then stabilizes, with May and June averaging around 7.4 m/s (17 mph) and 8.2 m/s (18 mph) respectively. A peak in wind speed is observed in July at 8.4 m/s (19 mph), before settling back to the January average by August. The winds gradually decrease towards the end of the year, with September witnessing the calmest conditions at 5.2 m/s (12 mph), while November and December bring a slight resurgence with winds averaging around 6.1 m/s (14 mph) and 8.0 m/s (18 mph). Overall, January begins the year on a moderate note, with winds picking up in the following months before retreating into the calmer autumn.
Weather in Charlestown varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Charlestown, focusing on differences in temperature, rainfall, humidity, and UV levels.
In January, temperatures range from a minimum of 23°C (73°F) to a maximum of 27°C (81°F), with an average temperature of 25°C (78°F). The month sees a total precipitation of 35 mm (1.4 in) spread over 13 days, coupled with a humidity level of 77%. In comparison, February experiences very similar weather conditions, with minimum temperatures of 22°C (72°F), an average of 25°C (77°F), and maximums again reaching 27°C (80°F). The rainfall remains consistent at 35 mm (1.4 in), but the number of rainy days decreases to 11. Humidity also stays steady at 77%. For more details, check Charlestown weather in February.
In January, the weather in Charlestown features slightly warmer temperatures, with a minimum of 23°C (73°F) and a maximum of 27°C (81°F), resulting in an average temperature of 25°C (78°F). The month experiences more rainfall, totaling 35 mm (1.4 in) across 13 days, while humidity remains consistently high at 77%.
By March, the temperature range shifts slightly cooler, with a minimum of 22°C (73°F) and a maximum of 26°C (80°F), maintaining the same average temperature of 25°C (77°F). Precipitation decreases to 27 mm (1.0 in) over 9 days, but humidity continues to hover around 77%. Overall, while both months are warm and humid, March tends to be a bit drier and slightly cooler. For more detailed insights, you can check Charlestown weather in March.
In comparing the weather between January and April, we can see that both months feature warm temperatures, with January having a minimum temperature of 23°C (73°F) and April matching that with the same minimum. Average temperatures remain consistent at 25°C (78°F) across both months, while maximum temperatures edge slightly higher in April at 27°C (82°F) compared to 27°C (81°F) in January.
In terms of precipitation, January sees 35 mm (1.4 in) over 13 days, while April experiences a bit more rainfall, totaling 38 mm (1.5 in) also over 13 days. Humidity levels are similar, with January at 77% and April increasing slightly to 78%.
For more details on the weather conditions in April, you can check out Charlestown weather in April.
In January, the weather in Charlestown is warm, with average temperatures ranging from a minimum of 23°C (73°F) to a maximum of 27°C (81°F). The month experiences 35 mm (1.4 in) of precipitation over 13 days, with humidity levels averaging 77%. In contrast, May is slightly warmer, with temperatures ranging from 24°C (75°F) to 28°C (82°F). Precipitation increases to 50 mm (2.0 in) over 14 days, and humidity rises to 79%. Overall, while both months offer warm weather, May tends to be a bit wetter and more humid. For more detailed weather information, you can check Charlestown weather in May.
In comparing January and June weather, January tends to be slightly cooler than June, with average temperatures ranging from a minimum of 23°C (73°F) to a maximum of 27°C (81°F). June experiences a marginally higher average temperature, from a minimum of 24°C (76°F) to a maximum of 28°C (83°F). Additionally, precipitation levels in June are higher at 49 mm (1.9 in), compared to January's 35 mm (1.4 in), although both months see a similar number of rainy days, with 13 in January and 12 in June. Humidity levels also increase slightly in June, rising to 81% from January's 77%. For more details, you can check Charlestown weather in June.
In January, the weather in Charlestown is relatively warm, with average temperatures ranging from a minimum of 23°C (73°F) to a maximum of 27°C (81°F). The month experiences approximately 35 mm (1.4 in) of rainfall over about 13 days, accompanied by a humidity level of 77%. In contrast, July is slightly warmer with temperatures ranging from a minimum of 25°C (78°F) to a maximum of 29°C (84°F). This month sees more precipitation, totaling 76 mm (3.0 in) over 19 days, and the humidity increases to 83%. For a more detailed overview of the July weather, you can check Charlestown weather in July.
In January, the weather is relatively mild, with temperatures ranging from a minimum of 23°C (73°F) to a maximum of 27°C (81°F), accompanied by an average of 25°C (78°F). The month sees about 35 mm (1.4 in) of precipitation over approximately 13 days, and the humidity stands at 77%. In contrast, August experiences warmer temperatures, with a minimum of 25°C (77°F), an average of 27°C (82°F), and a maximum of 29°C (84°F). This month also brings heavier rainfall, totaling 94 mm (3.7 in) over 16 days, and the humidity rises slightly to 82%. To learn more about the specifics of the weather during this month, you can visit Charlestown weather in August.
When comparing the weather in January and September, January tends to be slightly cooler, with minimum temperatures around 23°C (73°F) and an average of 25°C (78°F) compared to September's minimum of 25°C (77°F) and average of 28°C (82°F). While both months are relatively humid, January's humidity is 77%, whereas September's humidity rises to 80%. Precipitation levels also differ significantly; January sees 35 mm (1.4 in) of rain over 13 days, while September experiences a much wetter climate with 147 mm (5.8 in) over 19 days. For further details on September's weather, you can visit Charlestown weather in September.
In January, the weather in Charlestown features a slightly cooler temperature range, with a minimum of 23°C (73°F) and an average of 25°C (78°F), while October enjoys warmer conditions, beginning at a minimum of 25°C (77°F) and reaching an average of 27°C (81°F). Rainfall is more pronounced in October, with 108 mm (4.3 in) spread over 18 days, compared to January's 35 mm (1.4 in) over 13 days. Despite the increased precipitation in October, humidity levels remain fairly similar, sitting at 77% in January and 79% in October. For a detailed look at October's weather, you can check Charlestown weather in October.
In comparison to January, November experiences slightly warmer temperatures, with average highs reaching 28°C (83°F) compared to January's maximum of 27°C (81°F). While both months have relatively high humidity levels, November has a marginally higher average at 79% versus January's 77%. November also sees significantly more precipitation, totaling 93 mm (3.6 in) over 17 days, compared to January's 35 mm (1.4 in) over 13 days. For a more detailed insight into the weather conditions during this month, check out Charlestown weather in November.
When comparing the weather in January and December, January tends to be slightly cooler, with an average temperature of 25°C (78°F) compared to December's 26°C (79°F). December also experiences more rainfall, totaling 49 mm (1.9 in) over 18 days, whereas January sees only 35 mm (1.4 in) across 13 days. Humidity levels are quite similar, with January at 77% and December slightly higher at 78%. For more details on December's conditions, you can check Charlestown weather in December.
As January rolls into Charlestown, the weather offers a delightful blend of warmth and humidity, distinguishing it from the cooler months that precede it. With maximum temperatures reaching a pleasant 27°C, the average warmth of 25°C creates an inviting atmosphere for visitors and locals alike. However, it's worth noting that January does experience more rain compared to the drier months, with precipitation occurring on about half of the days. This slight uptick in rainfall keeps the lush landscapes vibrant and enhances the island’s natural beauty. If you want to explore further insights into how January's weather fits into the overall climate patterns, be sure to check out Charlestown Climate.