Saint Thomas Lowland Climate

Last updated: January 18, 2025

The climate of the Saint Thomas Lowland in Saint Kitts and Nevis is classified under the Köppen-Geiger climate classification as Aw, indicating a tropical savanna climate characterized by distinct wet and dry seasons. The region experiences a minimum temperature of 22°C (72°F) in February, while the average temperature hovers around 26°C (80°F) throughout the year. The warmest month, October, sees maximum temperatures reaching 29°C (85°F). This combination of mild winters and warm summers contributes to the area's unique ecological diversity and makes it an attractive destination for both residents and visitors.

Saint Thomas Lowland temperature by month

In the Saint Thomas Lowland of Saint Kitts and Nevis, temperature patterns reveal a distinct seasonal fluctuation throughout the year. January and February showcase mild conditions with minimums around 22-23°C (72-73°F), transitioning into warmer months as spring approaches. By April, temperatures start to stabilize, with averages reaching 25°C (78°F) and maximums peaking at 27°C (81°F). The warmth continues to intensify from May through September, marked by consistent minimums of 24-25°C (75-78°F) and maximums often hitting 29°C (84-85°F) in the height of summer. As autumn sets in, October and November maintain similar averages, gradually cooling to 24°C (76°F) by late fall. This blend of warm, tropical conditions offers a stable climate with only slight variations, making it a consistently inviting destination.

Monthly Temperatures in Saint Thomas Lowland, Saint Kitts and Nevis

The chart illustrates Saint Thomas Lowland's temperature patterns throughout the year, with values aggregated from various locations across the region. It highlights seasonal variations and temperature changes across the months.
JanFebMarAprMayJunJulAugSepOctNovDec777777787980818182818079
Data source: Saint Thomas Lowland temperature data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
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The average of daily temperatures (24 hours) calculated across all days in the month.

Cotton Ground experiences a range of temperatures throughout the year, with a minimum of 22°C (72°F) in February and reaching a maximum of 29°C (85°F) in October. This moderate climate makes it an appealing destination for visitors seeking warm weather. For detailed monthly temperatures, you can explore the data at monthly temperatures in Cotton Ground.

Precipitation Patterns in Saint Thomas Lowland

Precipitation in the Saint Thomas Lowland of Saint Kitts and Nevis exhibits a clear seasonal pattern, with rainfall intensifying during the late summer and early fall months. Starting the year, January and February receive moderate amounts of rainfall at 35 mm (1.4 in) each, followed by a slight dip in March to 27 mm (1.0 in). As spring progresses into May, rainfall begins to escalate, peaking at 50 mm (2.0 in). This trend continues into the summer, with July and August experiencing substantial increases in precipitation, reaching 76 mm (3.0 in) and 94 mm (3.7 in), respectively.

The peak precipitation occurs in September, where the region receives a significant 147 mm (5.8 in), often accompanied by tropical storms. Following September, rainfall remains considerable in October at 108 mm (4.3 in) and gradually declines as the year concludes, with November and December reporting 93 mm (3.6 in) and 49 mm (1.9 in), respectively. Overall, the number of rainy days fluctuates throughout the year, with July and September consistently recording the highest frequency of rainfall, approximately 19 days, indicating a pronounced wet season that influences both the local climate and ecology.

Monthly Average Precipitation in Saint Thomas Lowland, Saint Kitts and Nevis

The average monthly precipitation in Saint Thomas Lowland, providing insights into seasonal rainfall patterns and the region's precipitation trends throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec35352738504976941471089349
Data source: Saint Thomas Lowland precipitation data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
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Sunshine Duration in Saint Thomas Lowland

In the Saint Thomas Lowland of Saint Kitts and Nevis, sunshine duration exhibits a notable seasonal trend characterized by an upward trajectory from winter into summer. January begins the year with 262 hours of sunshine, gradually increasing through February at 302 hours. This upward trend continues, peaking in May with a remarkable 359 hours of sunshine, effectively marking the transition into the summer months. Collectively, spring witnesses significant hours of sunshine, with March and April offering 350 and 347 hours, respectively, thus creating an inviting atmosphere for outdoor activities.

As summer arrives, July stands out as the sunniest month, accumulating 362 hours of bright sunshine, followed closely by August at 352 hours. The sunshine duration begins to taper off in September and October, although still substantial, with 322 and 318 hours respectively. Notably, even during the late autumn and early winter months, there remains a healthy amount of sunshine, with December recording 326 hours. This consistent availability of sunlight throughout the year not only enhances the region's appeal for tourism but also contributes significantly to the vibrant ecosystems that define Saint Thomas Lowland.

Monthly Sunshine in Saint Thomas Lowland, Saint Kitts and Nevis

Monthly sunshine duration represents the total hours of direct sunlight Saint Thomas Lowland receives each month, excluding periods when the sun is obscured by clouds or other obstructions.
JanFebMarAprMayJunJulAugSepOctNovDec262h302h350h347h359h340h362h352h322h318h309h326h
Data source: Saint Thomas Lowland sunshine duration data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

Saint Thomas Lowland UV Index Trends

The UV Index in the Saint Thomas Lowland of Saint Kitts and Nevis reveals significant variability throughout the year, with pronounced peaks during the spring and summer months. Beginning in January, the UV Index starts at a notable 9, classified as very high, necessitating a burn time of only 15 minutes for unprotected skin. As February unfolds, the Index skyrockets to 11, entering the extreme category, and remains at an alarming 13 from March through August. This consistent extreme level indicates a sustained risk of harm from unprotected sun exposure, with an advisable burn time reduced to just 10 minutes.

As autumn transitions into winter, the UV Index experiences a slight decline. October sees a drop to 12, still categorized as extreme, while November and December revert to a very high level of 9 and grant individuals up to 15 minutes of exposure before burns may occur. This cyclical pattern underscores the importance of sun safety measures year-round, especially during the peak months, ensuring that residents and visitors alike remain aware of the risks associated with high UV radiation in this tropical paradise.

Monthly Maximum UV Index for Saint Thomas Lowland, Saint Kitts and Nevis

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Saint Thomas Lowland. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec911131313131313131299
Data source: Saint Thomas Lowland UV Index data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

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.

Daylight Hours in Saint Thomas Lowland

In the Saint Thomas Lowland of Saint Kitts and Nevis, daylight duration showcases a relatively stable pattern throughout the year, with variations that reflect the region's tropical climate. January and February offer equal lengths of 11 hours of daylight, providing ample time for outdoor activities in the cooler winter months. As spring approaches, daylight extends slightly to 12 hours in March, continuing through April and May. This pattern creates a harmonious atmosphere as days become longer and warmer, inviting residents and visitors to enjoy the natural beauty of the landscape.

The summer months see a peak in daylight duration, with June and July providing 13 hours of sunlight, which is ideal for outdoor pursuits, beach activities, and exploration. Following this peak, daylight naturally tapers off again in August and September, returning to 12 hours, before dropping back to 11 hours in October, November, and December. This cyclical rhythm of daylight duration reflects the predictability of tropical life, ensuring that every month allows for sufficient sunlight while still accommodating the region’s vibrant ecosystem.

Average Monthly Daylight Hours in Saint Thomas Lowland, Saint Kitts and Nevis

This chart shows the total daylight hours Saint Thomas Lowland receives each month, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec673h694h722h751h775h787h781h759h732h703h678h666h
Data source: Saint Thomas Lowland daylight hours, calculated based on aggregated data for various regional locations, determined by the times between sunrise and sunset.

Climate Highlights of Saint Thomas Lowland's Popular Destinations

Cotton Ground, Saint Kitts and Nevis experiences a warm tropical climate characterized by mild temperatures throughout the year, with averages ranging from 25°C (77°F) in January and February to 28°C (82°F) in September and October. Precipitation is highest in September, averaging 147 mm (5.8 in), while the dry season typically occurs from January to March. Sunshine is abundant, peaking in May with 359 hours, promoting a vibrant outdoor atmosphere. For more detailed information, visit Cotton Ground climate.

Conclusion

In conclusion, the climate dynamics of the Saint Thomas Lowland in Saint Kitts and Nevis are characterized by distinct seasonal variations in temperature, precipitation, sunshine duration, UV Index, and daylight hours. The region experiences warm temperatures year-round, with the hottest months marked by increased rainfall and high UV exposure, particularly during the summer. The consistent availability of sunshine, coupled with ample daylight hours, enhances the area’s appeal for outdoor activities and tourism. As such, understanding these climatic patterns is essential for both residents and visitors to fully embrace and enjoy the natural beauty and vibrant ecosystems that this tropical paradise has to offer.

Discover the Climate of Saint Thomas Lowland's Places

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