Last updated: January 18, 2025
San Fernando, Trinidad and Tobago, is characterized by a tropical monsoon climate (Köppen-Geiger classification: Am), which presents a warm and humid environment year-round. With January temperatures dipping to a minimum of 23°C (73°F) and peaking at an average of 26°C (80°F), the city experiences its warmest month in September, where temperatures can soar to a maximum of 31°C (88°F). This climatic profile not only influences local ecosystems but also plays a significant role in shaping the socio-economic activities of the region.
In San Fernando, Trinidad and Tobago, temperature patterns exhibit a consistent warmth throughout the year with only slight variations. The year begins with January temperatures maintaining a minimum of 23°C (73°F) and reaching a comfortable average of 26°C (78°F), gradually warming into the late spring. By May, the climate peaks with maximum temperatures often hitting 31°C (88°F), persisting into August, marking the hottest months. As the year progresses into the fall, the temperatures stabilize, with averages cooling slightly to around 27°C (81°F), maintaining a minimum of 24°C (76°F) from April onward. The overall seasonal trend showcases a warm tropical climate with minimal fluctuation, making San Fernando a region of continuous warmth and humidity.
San Fernando, Mon Repos, and Marabella share a similar temperature profile, with a minimum of 23°C (73°F) in January and reaching a maximum of 31°C (88°F) in September. For more detailed monthly temperatures, you can explore San Fernando's climate here, Mon Repos's climate here, and Marabella's climate here.
San Fernando, Trinidad and Tobago, experiences a distinct precipitation pattern characterized by a wet and dry season. The year begins with comparatively lower rainfall in January, totaling 46 mm (1.8 in) over approximately 11 days. As the months progress into the dry season, February and March register even less rain, with 24 mm (0.9 in) and 34 mm (1.3 in), respectively. However, this trend shifts dramatically by May, where precipitation begins to increase significantly, marking the transition to the rainy season with 73 mm (2.9 in) over 14 days.
The peak of the rainy season occurs between June and August, with precipitation reaching its highest levels at 158 mm (6.2 in) in June and escalating to 188 mm (7.4 in) in August, both accounting for around 29 rainy days. This pattern continues into the fall, where precipitation remains elevated, with October and November recording 174 mm (6.9 in) and 136 mm (5.3 in), respectively. By December, rainfall begins to taper off to 105 mm (4.1 in), suggesting a gradual return to drier conditions as the year concludes.
San Fernando, Trinidad and Tobago, boasts an impressive amount of sunshine throughout the year, with a noticeable seasonal variation that peaks in the spring and summer months. Starting in January with 269 hours of sunshine, the region experiences a steady increase as it transitions into February and March, where sunlight hours climb to 304 and 341 hours, respectively. This upward trend continues into April and May, maintaining similar totals around 334 and 341 hours, marking these months as some of the sunniest of the year. This gradual rise sets a vibrant tone, leading into the summer months, which further capitalize on the abundant sunlight.
During the summer, San Fernando continues to enjoy an ample supply of sunshine, with hours fluctuating slightly but remaining high, peaking at 340 hours in August and recording 335 hours in July. As the year progresses into the fall, sunshine duration remains robust, with September and October still yielding over 320 hours. However, by November and December, there is a slight dip back to around 316 and 326 hours, reflecting a seasonal transition as the sunny days gradually shorten. This consistent availability of sunshine not only contributes to the region's warm climate but also enhances outdoor activities and tourism throughout most of the year.
San Fernando, Trinidad and Tobago, experiences a consistently high UV Index throughout the year, indicating potentially harmful levels of ultraviolet radiation, requiring diligent sun protection measures. The UV Index remains firmly in the extreme category, starting at 12 in January and February before peaking at 14 from March to May. This level of UV radiation is significant, with a recommended burn time of only 10 minutes, necessitating precautions like sunscreen application and protective clothing during outdoor activities.
As the year progresses, the UV Index maintains a strong presence, with values of 13 during the summer months of June, July, and August, and returning to 14 in September and October. Even as winter approaches, November's Index drops slightly to 11, while December sees a further decrease to 10, categorized as very high with a slightly longer burn time of 15 minutes. These trends underscore the necessity for year-round sun protection in San Fernando, ensuring residents and visitors stay safe under the intense tropical sun.
UV Risk Categories
In San Fernando, Trinidad and Tobago, daylight duration exhibits subtle seasonal changes throughout the year. Both January and February offer approximately 11 hours of daylight, providing a consistent start to the year. As spring approaches, daylight increases to 12 hours starting in March and continuing through the summer months of April, May, June, July, August, and September. This extended daylight period enhances outdoor activities and contributes to the vibrant lifestyle in the region, allowing residents and visitors to enjoy the warm evenings.
As the year progresses into the fall and winter months, daylight duration gradually tapers back to 11 hours in October, November, and December, completing a natural cycle of light and dark. This slight reduction serves as a reminder of the annual transition, while still allowing ample sunlight for everyday life. Overall, the relatively stable daylight hours in San Fernando underscore its favorable tropical conditions, making it an inviting destination throughout the year.
Marabella, Trinidad and Tobago enjoys a warm tropical climate with temperatures ranging from a minimum of 23°C (73°F) to a maximum of 31°C (88°F) throughout the year. The wettest months are June through August, with rainfall peaking at 188 mm (7.4 in) in August, while January typically sees less precipitation at 46 mm (1.8 in). Sunshine hours are abundant, with March and May averaging around 341 hours of sunshine. This pleasant weather makes Marabella an appealing destination year-round. For more detailed information, visit Marabella climate.
Mon Repos, Trinidad and Tobago, experiences a tropical climate characterized by warm temperatures and distinct wet and dry seasons. From January to March, temperatures typically range from 23°C to 30°C (73°F to 86°F), while May to October sees warmer days with averages reaching 31°C (88°F). Rainfall peaks from June to August, with June receiving the highest precipitation at 158 mm (6.2 in). The area enjoys a significant amount of sunshine, especially in February with 304 hours, contributing to its vibrant vegetation. For detailed climate information, visit Mon Repos climate.
San Fernando, Trinidad and Tobago, features a tropical climate characterized by warm temperatures year-round. Monthly average temperatures range from 26°C (78°F) in the cooler months to around 27-28°C (81-82°F) in the warmer months, with maximums reaching up to 31°C (88°F). The region experiences significant rainfall from June to August, peaking in July and August with 179 mm (7.0 in) and 188 mm (7.4 in) respectively. Despite the rainy season, sunshine is abundant, particularly in February and March, with over 300 hours of sunshine each month. For more detailed climate information, visit San Fernando climate.
In conclusion, San Fernando, Trinidad and Tobago, is characterized by its tropical climate and consistent weather patterns, showcasing an abundance of sunshine and high UV radiation throughout the year. With its notable temperature range, distinct precipitation trends, and stable daylight duration, the region offers an inviting environment for outdoor activities and tourism. The high UV Index underscores the importance of sun protection year-round, while the consistent daylight hours enhance the liveliness and accessibility of this vibrant city. Collectively, these climatic features not only shape daily life in San Fernando but also define its unique charm as a sun-soaked destination.