Last updated: January 18, 2025
Saint Mark, Dominica, classified under the Köppen-Geiger climate classification as Af (tropical rainforest), boasts a warm and humid climate year-round. The minimum temperature hovers around 22°C (71°F) in February, with an average temperature of 26°C (78°F). The warmest month, September, sees maximum temperatures reaching up to 28°C (83°F). This consistent warmth, coupled with high humidity, underlines the area's suitability for lush tropical vegetation and vibrant ecosystems.
In Saint Mark, Dominica, temperature patterns reveal a distinct tropical climate characterized by consistent warmth throughout the year. The minimum temperatures range from 22°C (72°F) in the early months of the year, gradually rising to 25°C (77°F) by September. Average monthly temperatures maintain a steady range between 24°C (76°F) and 27°C (81°F), with slight peaks observed in the mid-year months of July and August. Maximum temperatures for most months hover around 26°C (79°F) to 28°C (82°F), showcasing a gradual increase leading up to the warmest period between July and October. This stable tropical climate promotes a lush environment, making the region a vibrant habitat year-round.
Soufriere experiences moderate temperatures throughout the year, with a minimum of 22°C (71°F) in February and a maximum of 28°C (83°F) in September. This climate makes it an inviting destination for travelers year-round. For more detailed information on monthly temperatures, check the link: monthly temperatures in Soufriere.
Saint Mark, Dominica experiences a tropical precipitation pattern characterized by significant rainfall, particularly during the mid-year months. Initial months, from January to April, see relatively low precipitation levels, ranging from 51 mm (2.0 in) to 58 mm (2.3 in), with rainfall occurring over approximately 17 to 18 days. However, as the wet season approaches, rainfall begins to escalate sharply, particularly from June to October, where monthly totals can reach upwards of 150 mm (5.9 in) in August and peaking at 167 mm (6.6 in) in October. This period accounts for the majority of annual rainfall and is marked by an increase in rainy days, particularly in July and August with 25 days of rain.
The wet season not only influences the amount of rain but also contributes to the lush vegetation characteristic of the region. The significant precipitation during the summer months supports the diverse tropical ecosystems, beneficial for local agriculture and wildlife. Conversely, the reduction in rain during the months of January to April allows for more stable weather conditions which are favorable for outdoor activities. The contrast between the dry and wet seasons highlights the dynamic climate of Saint Mark, underscoring its tropical rainforest classification and the crucial role precipitation plays in shaping its landscape and ecological balance.
In Saint Mark, Dominica, sunshine duration exhibits a clear seasonal progression, with a notable upward trend from the winter months into the summer. January begins the year with 267 hours of sunshine, gradually increasing to 305 hours in February, and peaking in March with 347 hours. April and May continue this positive trajectory, showing 339 and 356 hours respectively, which highlights the transition into the dry season where sunny days become more prevalent. This consistent rise marks an optimal period for outdoor activities, with the latter spring months presenting some of the best weather conditions.
As the year progresses into the summer and fall, sunshine levels remain relatively high, with impressive totals of 354 hours in July and 347 hours in August. Although September sees a slight dip with 317 hours, the sunshine remains abundant compared to the earlier months. Interestingly, October through December maintains a similar trend, with sunshine hours ranging from 320 to 328 hours, further illustrating the ideal climate for tourism and agriculture. Overall, the patterns showcase that while Saint Mark enjoys ample sunshine year-round, the spring and early summer months offer particularly favorable conditions for enjoying the island's pristine natural beauty.
The UV Index in Saint Mark, Dominica presents significant health implications for residents and visitors alike, particularly during the peak months of the year. Beginning in January, the UV Index starts at 10, categorized as very high, with a burn time of 15 minutes. However, as the year progresses toward the summer months, the intensity escalates dramatically, peaking at 14 in April, May, and July, all classified under the extreme exposure category, where even brief sun exposure can cause skin damage in as little as 10 minutes. March and June also register high values at 13, emphasizing the urgent need for sun protection during these months.
As the year transitions into late fall and winter, the UV Index decreases but remains considerably high, notably at 10 in November and dropping to 9 in December. This persistence highlights that even during the cooler months, UV radiation can still pose risks, reinforcing the importance of sun safety year-round. Overall, this data suggests that residents and visitors experience especially high levels of UV radiation consistently, making the usage of protective measures such as sunscreen, hats, and coverings critical to minimize the risk of skin damage and other related health concerns.
UV Risk Categories
In Saint Mark, Dominica, daylight duration exhibits a steady rhythm throughout the year, with only slight variations between seasons. The year begins with approximately 11 hours of daylight in January and February, providing ample light for daily activities despite the shorter winter days. As spring approaches, daylight increases to 12 hours in March, maintaining this duration through April and May. This period allows for longer evenings and extended opportunities for outdoor pursuits, making it an optimal time for exploration and engagement with the island's natural beauty.
As the summer solstice occurs in June, daylight peaks at 13 hours, offering the longest days of the year, which can be particularly advantageous for tourism and agriculture. Following June, daylight begins to taper off slightly but remains consistent at 12 hours from July through September. The transition into the fall brings a return to 11 hours of daylight in October, and this duration persists through November and December. Overall, the relatively consistent daylight hours throughout the year contribute to the tropical ambiance of Saint Mark, providing a reliable backdrop for both residents and visitors to enjoy outdoor activities year-round.
Soufriere, Dominica, enjoys a tropical climate characterized by warm temperatures and significant rainfall. Average monthly temperatures range from a minimum of 22°C (72°F) to a maximum of 28°C (83°F), peaking in the summer months of July and August. Precipitation varies throughout the year, with the wettest months being August and October, receiving up to 150 mm (5.9 in) and 167 mm (6.6 in), respectively. Despite the rainfall, sunshine is abundant, with May boasting the highest hours at 356. For more detailed climate information, visit Soufriere climate.
In conclusion, Saint Mark, Dominica, offers a captivating tropical climate characterized by warm temperatures, ample sunshine, and significant UV radiation throughout the year. With averages ranging from 22°C to 28°C and substantial rainfall primarily from June to October, the region supports lush ecosystems and vibrant biodiversity. The reliable duration of daylight, particularly the peak of 13 hours in June, enhances outdoor experiences while emphasizing the importance of sun protection during the intense UV Index periods, especially from February to July. Collectively, these climatic attributes make Saint Mark not only a picturesque destination but also highlight the need for mindful engagement with its natural environment year-round.