Last updated: August 28, 2025
Experience the tropical allure of Saint Croix, Virgin Islands in January, where the temperatures tantalize with a maximum of 27°C (81°F), an average of 25°C (78°F), and a minimum of 23°C (74°F). While visitors enjoy the warm climate, they should also prepare for occasional showers, with 34 mm (1.3 inches) of precipitation spread over 13 days. The island’s humidity levels hover around a comfortable 77%, creating a lush and vibrant environment perfect for exploring its stunning landscapes and picturesque beaches. Embrace the charm of January in this Caribbean paradise!
In January, Saint Croix, U.S. Virgin Islands enjoys a delightful tropical climate, with minimum temperatures hovering around 23°C (74°F) and average daytime highs reaching 27°C (81°F). This month marks the beginning of a gradual warming trend that continues through the year. With a consistent average temperature of 25°C (78°F), January offers a pleasantly warm atmosphere, setting the stage for the upcoming months. As the year progresses, temperatures slightly increase, particularly noticeable by April and May when highs flirt with the 28°C (82°F) mark. Overall, January serves as a perfect gateway to the island's warm, inviting climate, ensuring visitors are greeted with tropical warmth right from the start of the year.
In January, Saint Croix experiences a moderate level of precipitation, with a total of 34 mm (1.3 in) spread over 13 days. This initial month of the year marks the beginning of a gradual increase in rainfall that peaks in the summer months. As winter transitions into spring, February and March see slightly less rainfall, but the pattern shifts dramatically by mid-year, culminating in the wettest months of August and September, where precipitation can soar past 120 mm. This trend reflects a broader seasonal fluctuation in the Virgin Islands, emphasizing a notably dry early winter that turns into a lush, tropical landscape by late summer.
In January, Saint Croix, Virgin Islands experiences a consistent humidity level of 77%, a trend that persists into February and March. As spring approaches, a slight increase is observed in April, reaching 78%, and this gradual rise continues through May at 79%. Summer months see a noticeable uptick, with humidity peaking in July at 83% before slightly tapering off in August and September. As the year transitions into autumn, humidity levels stabilize around 79-80% from October to November, before dipping back to 78% in December. This seasonal pattern highlights the island's tropical climate, characterized by warm and humid conditions throughout the year.
In January, the UV Index in Saint Croix, Virgin Islands measures a striking 9, indicating a very high level of sun exposure with a burn time of just 15 minutes. This sets the stage for the months ahead, as the UV Index escalates to 11 in February, climbing to a peak of 14 by September. Notably, from February through August, the exposure category shifts to extreme, with a consistent burn time of only 10 minutes throughout these months. As the year transitions back to December, the UV levels drop slightly, returning to a very high category with the same burn time as January. This trend highlights the need for vigilant sun protection, particularly during the peak summer months. For more detailed information, visit Saint Croix UV Index.
UV Risk Categories
In January, Saint Croix basks in a delightful 260 hours of sunlight, setting the stage for vibrant winter escapes. As the months unfold, sunshine becomes even more plentiful, peaking in May with an impressive 361 hours. This gradual increase showcases the island's charming transition from winter warmth to summer's embrace. Even as the calendar rolls into October, the sun remains generous, offering 318 hours of radiant light, ensuring that visitors can enjoy the beauty of this U.S. Virgin Island year-round. The slight ebb in sunshine during the later months simply reminds us that every season has its own unique allure here, making Saint Croix a perennial destination for sun seekers.
In Saint Croix, Virgin Islands, the likelihood of sunny weather in January stands at a moderate 55%, setting the stage for a delightful winter getaway. While January enjoys a decent amount of sunshine, the trend reveals that the following months are generally sunnier, peaking in February at 72%. As spring approaches, sunshine remains abundant, with March and May following closely behind at 71% and 61% respectively. However, as the island transitions into summer, the chances of sun take a dip, with June showing a stark 23% likelihood. Overall, while January offers a good chance of brightness, it's wise to plan your sun-soaked escape for the early months of the year to maximize your sunlit days in paradise.
In Saint Croix, Virgin Islands (U.S.), the daylight duration experiences a gradual yet captivating shift throughout the year. January kicks off with a consistent 11 hours of daylight, which remains unchanged through February. As March arrives, the sun begins to linger longer, extending to 12 hours each day, a trend that continues into April and May. The peak of daylight is reached in June and July, with 13 hours to bask in the sun’s warmth, making these months prime for outdoor activities. As summer fades, daylight gradually recedes, returning to 12 hours in August and September, before dipping back to 11 hours for the last quarter of the year. This rhythmic pattern not only enhances the island's tropical charm but also invites residents and visitors alike to relish each moment under the sun.
In January, the winds in Saint Croix, Virgin Islands, gently sweep across the landscape at an average speed of 7.1 m/s (16 mph), setting the tone for a picturesque winter getaway. This calming breeze is slightly lower than what follows in February, where the winds pick up to 8.9 m/s (20 mph), providing a lively atmosphere perfect for sailing and outdoor adventures. As the months progress, wind speeds show some fluctuations, with a dip back to 7.4 m/s (17 mph) in March and a decrease to 6.4 m/s (14 mph) in April, heralding the onset of warmer days. May brings a recovery to 7.2 m/s (16 mph), while June and July see a robust increase in wind activity, reaching 8.1 m/s (18 mph) and 8.5 m/s (19 mph) respectively. This trend later stabilizes through August and September, where the winds drop to 7.4 m/s (17 mph) and 5.5 m/s (12 mph). As the year winds down, October and November maintain a steady pace around 6.1 m/s (14 mph) and 6.4 m/s (14 mph), before exiting the year with a notable return to 8.0 m/s (18 mph) in December. Overall, January's winds are just the beginning of a dynamic annual breeze, inviting visitors to experience the breezy charm of this tropical paradise.
Weather in Saint Croix varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Saint Croix, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between January and February, we find that both months experience similar temperature ranges, with January having a minimum of 23°C (74°F) and February slightly cooler at 22°C (72°F). Both months share an average high temperature of 27°C (81°F), making for consistently warm days. Precipitation is marginally lower in February at 31 mm (1.2 in) compared to January’s 34 mm (1.3 in), and February also experiences slightly fewer rainy days, totaling 11 days versus January's 13. Humidity remains constant at 77% in both months, ensuring a tropical feel throughout. For more detailed weather insights, you can check out Saint Croix weather in February.
In comparing the weather of January and March, both months showcase a similar warm climate, with average temperatures around 25°C (77°F). January tends to have slightly higher maximum temperatures, peaking at 27°C (81°F), while March's maximum is a bit lower at 26°C (80°F). Precipitation levels are consistent across the two months, with both receiving 34 mm (1.3 in) of rain; however, March experiences slightly fewer rainy days, totaling 11 compared to January's 13. Humidity remains steady at 77% for both months, ensuring a tropical feel throughout. For more detailed insights, you can refer to Saint Croix weather in March.
In January, the weather on Saint Croix features temperatures that range from a minimum of 23°C (74°F) to a maximum of 27°C (81°F), with an average of 25°C (78°F). There are approximately 13 days of precipitation, totaling 34 mm (1.3 in), and the humidity hovers around 77%. In contrast, April brings slightly warmer conditions, with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 28°C (82°F), averaging 26°C (78°F). While precipitation increases to 41 mm (1.6 in) over about 10 days, humidity remains similar at 78%. For a detailed look at the weather in April, visit Saint Croix weather in April.
In January, the weather in Saint Croix is warm with a minimum temperature of 23°C (74°F) and an average of 25°C (78°F), while May sees slightly higher temperatures, ranging from a minimum of 24°C (75°F) to an average of 26°C (80°F). Both months experience 13 days of precipitation, but May receives more rain overall, with a total of 57 mm (2.2 in) compared to January's 34 mm (1.3 in). Humidity remains relatively consistent, with January at 77% and May slightly higher at 79%. Despite these differences, both months offer a tropical climate ideal for enjoying the island's beauty. For more details, check out Saint Croix weather in May.
In comparing the weather of January and June, January offers a slightly cooler atmosphere with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 27°C (81°F). The month experiences less precipitation, totaling 34 mm (1.3 in) over 13 days and has a humidity level of 77%. In contrast, June brings warmer temperatures with a minimum of 25°C (77°F) and a maximum of 29°C (84°F). It also sees an increase in rainfall, with 59 mm (2.3 in) over 17 days, and slightly higher humidity at 81%. For a more detailed look at what to expect during June, check out Saint Croix weather in June.
In comparing the weather between January and July, we can observe notable differences in temperature and precipitation. January boasts milder conditions with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 27°C (81°F), accompanied by average humidity levels at 77% and relatively low precipitation of 34 mm (1.3 in) over 13 days. In contrast, July experiences warmer temperatures, with a minimum of 25°C (78°F) and a maximum of 29°C (84°F), and increased humidity at 83%. Additionally, July sees significantly higher rainfall, with total precipitation reaching 92 mm (3.6 in) over 19 days. For more insights on the weather patterns, check out Saint Croix weather in July.
When comparing the weather in January and August, January is generally cooler and drier. With temperatures ranging from a minimum of 23°C (74°F) to a maximum of 27°C (81°F), it offers a comfortable average of 25°C (78°F) along with 34 mm (1.3 in) of precipitation over 13 days and a humidity level of 77%. In contrast, August experiences warmer conditions, with temperatures starting at a minimum of 25°C (77°F) and peaking at 29°C (85°F), leading to an average of 28°C (82°F). This month also sees significantly higher precipitation at 123 mm (4.8 in) over 17 days and a slightly higher humidity of 82%. For more details, check out Saint Croix weather in August.
In January, the weather in Saint Croix is characterized by milder temperatures, with an average of 25°C (78°F) and maximums peaking at 27°C (81°F). The month experiences lower precipitation levels, totaling 34 mm (1.3 in) over 13 days, accompanied by a humidity level of 77%. In contrast, September sees warmer temperatures, with averages reaching up to 28°C (82°F) and maximums at 29°C (85°F). However, this month is significantly wetter, with precipitation totaling 156 mm (6.2 in) across 20 days, and humidity slightly rising to 80%. For a more detailed look at September's weather, visit Saint Croix weather in September.
When comparing the weather between January and October, January tends to be slightly cooler with average temperatures ranging from 23°C (74°F) to a maximum of 27°C (81°F), while October experiences warmer conditions with temperatures peaking at 29°C (85°F). Additionally, October sees a significant increase in precipitation, totaling 130 mm (5.1 in) over 18 days, compared to January's 34 mm (1.3 in) spread over 13 days. Both months share high humidity levels, though October is slightly more humid at 79%, compared to January's 77%. For more detailed information about October's weather, you can visit Saint Croix weather in October.
When comparing the weather in January and November, it's evident that both months are characterized by warm temperatures. January has a slightly cooler temperature range with a minimum of 23°C (74°F) and a maximum of 27°C (81°F), while November features slightly warmer conditions, with temperatures ranging from a minimum of 25°C (77°F) to a maximum of 28°C (83°F). Additionally, November experiences significantly higher precipitation, with 98 mm (3.9 in) over 17 days, compared to January's 34 mm (1.3 in) spread across 13 days. Humidity levels are also marginally higher in November at 79%, compared to January's 77%. For more detailed insights, you can check Saint Croix weather in November.
In comparing the weather between January and December, January tends to be slightly cooler, with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 27°C (81°F), compared to December's higher range of 24°C (75°F) to 28°C (83°F). Additionally, January sees less precipitation, receiving 34 mm (1.3 in) over 13 days, while December experiences heavier rainfall at 50 mm (2.0 in) across 16 days. Humidity remains fairly consistent, with January at 77% and December slightly higher at 78%. For more detailed information, you can refer to Saint Croix weather in December.
January in Saint Croix is characterized by mild and pleasant weather, offering a refreshing change from the hotter, more humid months that typically surround it. With average temperatures hovering around a comfortable 25°C (78°F), the island sees slightly cooler days perfect for outdoor exploration. However, January does come with its share of moisture, as evidenced by the 13 days of precipitation, which contributes to the lush scenery and vibrant landscapes. The elevated humidity levels can make it feel warmer, but the overall climate is ideal for those looking to escape colder winters elsewhere. For more detailed insights into how January compares to other months, explore our section on Saint Croix Climate.