January Weather in Charlotte Amalie, Virgin Islands (U.S.)

Last updated: August 28, 2025

January in Charlotte Amalie, U.S. Virgin Islands offers a delightful tropical escape, with maximum temperatures reaching up to 27°C (80°F) and an enticing average of 25°C (78°F). While the days are predominantly warm, the minimum temperature dips to a comfortable 23°C (74°F), perfect for evening strolls. Visitors should anticipate occasional showers, as the month sees 32 mm (1.3 in) of precipitation spread over 13 days, contributing to a humidity level of 76% that accentuates the warmth. Overall, January presents a charming blend of sunny skies and refreshing breezes, making it an ideal time to explore the vibrant beauty of this Caribbean paradise.

January Temperature in Charlotte Amalie

In January, Charlotte Amalie, Virgin Islands, enjoys a delightful tropical climate, with temperatures ranging from a comfortable 23°C (74°F) at night to an inviting 27°C (80°F) during the day. The average temperature settles at a pleasant 25°C (78°F), making it an ideal month for outdoor activities and exploring the island's stunning landscapes. As winter progresses into February and March, temperatures remain consistent, with only slight variations, showcasing a stable and warm environment perfect for relaxation. By April, the warmth slightly intensifies, reaching maximum daytime highs of 27°C (82°F). The gradual increase continues into the summer months, peaking at around 29°C (84°F) in June through August. This steady rise in temperature marks a welcoming transition into the warmer seasons while maintaining the charm of cozy evenings. Throughout the year, the tropical climate of Charlotte Amalie promises warmth and a pleasant escape, making it a coveted destination for sun-seekers.

January Weather in Charlotte Amalie: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Charlotte Amalie, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Charlotte Amalie, January typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec777777787981818282818079
Data source: Temperature data for Charlotte Amalie generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Charlotte Amalie

January in Charlotte Amalie, U.S. Virgin Islands, starts the year with a modest precipitation total of 32 mm (1.3 in) over approximately 13 days. As winter transitions to spring, rainfall steadily increases, particularly in the following months of March through May, indicating a shift towards wetter conditions. By July, the island experiences its peak precipitation, with a striking 92 mm (3.6 in), and rainfall continues to rise through September, when the islands often face the brunt of the wet season. Notably, the consistency in rainy days throughout the month’s progression emphasizes a pattern of prolonged, yet variable, rainfall, reinforcing the Virgin Islands' reputation as a tropical paradise with distinct seasonal shifts.

January Precipitation Trends in Charlotte Amalie

The chart displays monthly precipitation patterns in Charlotte Amalie, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Charlotte Amalie, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec3331384058629211016113310650
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Charlotte Amalie

In January, Charlotte Amalie experiences a humidity level of 76%, a reflection of the Caribbean's warm climate that characterizes the beginning of the year. This slight elevation in humidity is consistent with the months leading up to it, as February comes in at 75% and March at 74%, hinting at a gradual decrease. As the spring months advance into April and May, humidity stabilizes around 75%, suggesting a comfortable yet moist atmosphere. However, the summer months see a notable uptick, with July and August both reaching 80%, highlighting the peak of tropical humidity. As the year progresses, humidity levels begin to recede, with September at 79% and settling back to 76% by December, framing a cyclical pattern that encapsulates the lush, vibrant feel of the Virgin Islands' climate throughout the year.

January Average Humidity in Charlotte Amalie

This chart illustrates the average monthly humidity levels in Charlotte Amalie, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Charlotte Amalie is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%74%75%75%77%80%80%79%78%78%76%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Charlotte Amalie

In January, Charlotte Amalie, Virgin Islands, experiences a very high UV Index of 9, with a burn time of just 15 minutes—a solid reminder to protect your skin. As the months progress, UV levels escalate, peaking in September at an extreme Index of 14; here, you’ll only have 10 minutes before the sun’s rays become hazardous. This trend of increasing UV exposure continues through the spring and summer months, with several months maintaining an Index of 13 and a tightly packed 10-minute burn time. Thankfully, the dawn of winter brings a slight reprieve, as UV levels dip back down to 9 in November and 8 in December. For those seeking to enjoy the sun safely, keeping an eye on UV Index levels is essential. For more details, visit Charlotte Amalie UV Index.

Maximum UV Index Levels in Charlotte Amalie for January

The chart shows the monthly maximum UV Index (UVI) for Charlotte Amalie in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Charlotte Amalie typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131313131213141298
Data source: Charlotte Amalie January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

January Sunshine in Charlotte Amalie

January in Charlotte Amalie, Virgin Islands (U.S.) serves as a warm invitation to the year ahead, basking in 258 hours of sunshine. As the month transitions into February, sun-seekers benefit from 301 hours, hinting at a trend where daylight steadily increases. This uplifting pattern culminates in the spring months, with March reaching 349 hours and April closely trailing with 348 hours. The radiant days peak in May, offering a glorious 358 hours, before maintaining a consistent sunlit presence through the summer. Although the hours slightly dip from May’s zenith to 354 hours in July, the vibrant warmth continues to envelop the islands. As autumn arrives, sunlight remains generous, ranging from 319 hours in September to 302 hours in November, before closing the year in December with a comforting 320 hours. Overall, the sunshine in Charlotte Amalie not only promises beautiful beach days but also reveals a steady rhythm of light that invites visitors year-round.

Monthly Sunshine Duration in Charlotte Amalie: January Highlighted

The January sunshine duration represents the total number of hours Charlotte Amalie experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec258h301h349h348h358h344h354h347h319h316h302h320h
Data source: Charlotte Amalie January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Charlotte Amalie During January

In January, Charlotte Amalie, Virgin Islands, enjoys a moderate 56% chance of sunny weather, marking the start of the year with a pleasant mix of sun and clouds. This figure stands in stark contrast to February, where the likelihood of sunny days jumps to a whopping 73%, hinting at the onset of more stable weather patterns. As the months progress toward the spring, sunshine remains prevalent, with March and April boasting 71% and 50% chances, respectively. However, the peak summer months see a decline, with June dipping to a mere 24%. This trend highlights the Virgin Islands' characteristic tropical climate, where sunny spells are more common in the earlier months, gradually giving way to occasional clouds and rain as the season shifts toward the mid-year. Overall, January provides a promising start to the year, with plenty of opportunities for enjoying the island's natural beauty under the sun.

Percentage of Sunny Days in January in Charlotte Amalie

The chart illustrates the percentage of sunny days in Charlotte Amalie throughout the year, with January highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Charlotte Amalie experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec56%73%71%50%63%24%47%45%58%55%67%70%
Data source: Charlotte Amalie January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Charlotte Amalie in January

In Charlotte Amalie, Virgin Islands, January marks the beginning of a gradual shift in daylight duration, offering residents and visitors 11 hours of sunlight. This steady daylight continues into February, providing a consistent experience as the region transitions toward spring. By March, daylight increases to 12 hours, a trend that remains stable through April and May, inviting more outdoor activities and exploration. As summer approaches in June and July, the longest days of the year unfold with 13 hours of sunlight, creating a vibrant atmosphere. However, as the seasons change again in August, daylight tapers back to 12 hours, maintaining a balance through September and October. Ultimately, by November and December, the daylight once again shrinks to 11 hours, bringing the year full circle in a beautiful cycle of light in this tropical paradise.

Average Daylight Hours in Charlotte Amalie for January

The chart illustrates the variation in daylight duration in Charlotte Amalie throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 9m11h 32m12h 2m12h 33m12h 59m13h 11m13h 5m12h 42m12h 12m11h 41m11h 15m11h 2m
Data source: Charlotte Amalie daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Charlotte Amalie

In January, Charlotte Amalie in the U.S. Virgin Islands enjoys a gentle breeze with an average wind speed of 6.7 m/s (15 mph), setting a tranquil tone for the month. This marks the beginning of a gradual increase in wind strength, peaking in February at 8.5 m/s (19 mph) before experiencing slight fluctuations in the following months. The winds weaken to 6.2 m/s (14 mph) by April, but they rebound as summer approaches, showcasing consistent breezes of 8.0 m/s (18 mph) in June and July. Interestingly, the trend dips during the late summer and fall months, with September seeing the lowest at 5.4 m/s (12 mph). The wind speeds then gradually increase again in December, creating a diverse wind pattern that complements the island's stunning beauty throughout the year.

Average January Wind Speed in Charlotte Amalie

The chart displays monthly wind speed patterns in Charlotte Amalie, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec6.7 m/s8.57.26.26.98.08.37.25.46.06.37.6
Data source: Charlotte Amalie January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Charlotte Amalie Compares to Other Months

Weather in Charlotte Amalie varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Charlotte Amalie, focusing on differences in temperature, rainfall, humidity, and UV levels.

In January, the weather in Charlotte Amalie features a warm temperature range, with a minimum of 23°C (74°F) and an average of 25°C (78°F), peaking at a maximum of 27°C (80°F). The month typically sees about 32 mm (1.3 in) of precipitation spread over 13 days, accompanied by a humidity level of 76%. In contrast, February presents slightly milder conditions, with a minimum temperature of 22°C (72°F) and maintaining the same average and maximum temperatures as January. Precipitation decreases slightly to 31 mm (1.2 in) with rain occurring on 11 days, while humidity slightly lowers to 75%. For more details, you can check Charlotte Amalie weather in February.

In January, the weather features a consistent range of temperatures, with a minimum of 23°C (74°F), an average of 25°C (78°F), and a maximum of 27°C (80°F). This month experiences approximately 32 mm (1.3 in) of rainfall over 13 days, contributing to a humidity level of 76%. In contrast, March shows a similar temperature profile, maintaining a minimum of 23°C (73°F), an average of 25°C (77°F), and a slightly lower maximum of 26°C (80°F). However, March sees increased precipitation of 38 mm (1.5 in) spread over 11 days, resulting in a slightly lower humidity of 74%. For more detailed weather insights, you can visit Charlotte Amalie weather in March.

In comparing the weather of January and April, we see that both months maintain similar temperature ranges, with minimum temperatures around 23°C (73°F) and average temperatures consistently at 25°C (78°F). However, April tends to be slightly warmer at its maximum, reaching up to 27°C (82°F) compared to January's maximum of 27°C (80°F). Precipitation increases in April with 40 mm (1.6 in) over 9 rainy days, compared to January's 32 mm (1.3 in) across 13 days, suggesting that while April is slightly wetter, it experiences fewer rainy days overall. Humidity levels also remain comparable, with January at 76% and April slightly lower at 75%. For more detailed weather insights, check out Charlotte Amalie weather in April.

In January, the weather in Charlotte Amalie features mild temperatures, with a minimum of 23°C (74°F), an average of 25°C (78°F), and a maximum of 27°C (80°F). The month experiences a modest amount of rainfall, totaling 32 mm (1.3 in) over 13 days, and the humidity level is relatively high at 76%. By contrast, May presents slightly warmer conditions, with minimum temperatures at 24°C (75°F), an average of 26°C (79°F), and maximums reaching 28°C (83°F). However, May sees an increase in precipitation to 58 mm (2.3 in) also spread across 13 days, while humidity remains similar at 75%. For more detailed insights into May weather, you can explore Charlotte Amalie weather in May.

In January, the weather in Charlotte Amalie features milder temperatures with a minimum of 23°C (74°F) and an average of 25°C (78°F), peaking at a comfortable 27°C (80°F). Precipitation is relatively low, with 32 mm (1.3 in) falling over 13 days, and humidity levels are around 76%. In contrast, June brings slightly warmer temperatures, with a minimum of 25°C (76°F) and an average of 27°C (81°F), reaching up to 29°C (84°F) at its highest. This month sees an increase in rainfall, accumulating 62 mm (2.4 in) over 16 days, and humidity rises marginally to 77%. For more detailed information, you can check out Charlotte Amalie weather in June.

When comparing the weather in January and July, January presents slightly cooler temperatures, with a minimum of 23°C (74°F) and an average of 25°C (78°F), while July sees a slight increase, with a minimum of 25°C (78°F) and an average of 27°C (82°F). Precipitation is significantly higher in July, totaling 92 mm (3.6 in) with rain on 19 days, compared to January's 32 mm (1.3 in) over just 13 days. Additionally, humidity is a bit higher in July at 80% compared to January's 76%, contributing to a more tropical feel during the summer months. For a closer look at conditions, check out Charlotte Amalie weather in July.

In January, the weather in Charlotte Amalie is warm but slightly cooler, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 27°C (80°F). The month experiences around 32 mm (1.3 in) of precipitation spread over 13 days, with humidity levels at 76%. In contrast, August brings hotter conditions, featuring average temperatures that range from a minimum of 25°C (78°F) to a maximum of 29°C (85°F). Additionally, August is characterized by significantly higher precipitation, totaling 110 mm (4.3 in) over 18 days and slightly increased humidity at 80%. For more details on weather specifics, check out Charlotte Amalie weather in August.

In January, the weather is generally mild, with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 27°C (80°F) and average humidity levels around 76%. The month experiences a total precipitation of 32 mm (1.3 in) over approximately 13 days, making it relatively dry compared to other months.

By September, temperatures rise slightly, with minimums of 25°C (77°F) and maximums reaching up to 29°C (85°F), resulting in an average of 28°C (82°F). However, this month brings significantly more rainfall, totaling 161 mm (6.3 in) over 19 days, contributing to an increase in humidity levels to 79%. For more detailed insights on this seasonal shift, you can check Charlotte Amalie weather in September.

In January, the weather in Charlotte Amalie is generally warm, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 27°C (80°F). The month sees about 32 mm (1.3 in) of precipitation over roughly 13 days, and humidity levels are around 76%. In contrast, October experiences slightly warmer temperatures, with averages from 25°C (77°F) to 29°C (85°F) and a significantly higher precipitation total of 133 mm (5.2 in) spread over 17 days. Humidity in October increases slightly to 78%, making it a little more humid than January. For more specific details, you can check Charlotte Amalie weather in October.

In January, the weather in Charlotte Amalie is slightly cooler, with temperatures averaging 25°C (78°F) and ranging from a minimum of 23°C (74°F) to a maximum of 27°C (80°F). The month sees moderate rainfall, totaling 32 mm (1.3 in) over about 13 days, accompanied by humidity levels around 76%. In contrast, November experiences warmer temperatures, with an average of 27°C (80°F) and peaks at 28°C (83°F). However, it is also the wetter month, receiving 106 mm (4.2 in) of rain across 17 days and slightly higher humidity at 78%. For a more detailed look at the weather conditions, you can check out Charlotte Amalie weather in November.

In comparing the weather between January and December, January tends to be slightly cooler with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 27°C (80°F), while December boasts a marginally warmer average with temperatures between 24°C (75°F) and 28°C (83°F). Additionally, January experiences less precipitation, totaling 32 mm (1.3 in) over 13 days, compared to December's 50 mm (2.0 in) over 16 days. Both months maintain similar humidity levels at around 76%. For more detailed insights into December's weather patterns, you can check Charlotte Amalie weather in December.

Compare Charlotte Amalie's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Charlotte Amalie

As January arrives in Charlotte Amalie, it brings a delightful respite from the heat of the preceding months. With average temperatures hovering around a comfortable 25°C (78°F) and only a modest amount of precipitation, this month stands out for its mildness and relatively lower humidity levels. Compared to the sweltering summer months, January feels refreshing, making it an ideal time for outdoor activities and exploration. However, visitors should still be prepared for occasional rain, as January sees around 13 rainfall days. For a deeper dive into the climate nuances of this beautiful island, check out our detailed Charlotte Amalie Climate.