Last updated: January 18, 2025
Saint Peter, Dominica, is characterized by its tropical rainforest climate, classified under the Koppen-Geiger system as Af. The region enjoys a warm average temperature of 26°C (79°F), with minimum temperatures reaching 22°C (72°F) in February and peaking at 29°C (84°F) in September. This stable and warm climate fosters lush vegetation and diverse ecosystems, making Saint Peter an ideal destination for nature enthusiasts and those seeking an idyllic tropical experience.
In Saint Peter, Dominica, temperature patterns reveal a consistently warm tropical climate characterized by minimal seasonal variation. Throughout the year, average temperatures hover around 25°C to 27°C (77°F to 81°F), with minimums ranging from 22°C (72°F) in February to 25°C (78°F) during the warmer months. Notably, the warmest conditions occur in August and September, where maximum temperatures reach 29°C (84°F). As the year progresses into the latter months, temperatures slightly dip, yet remain pleasantly moderate, making the region's climate appealing year-round.
Colihaut experiences a warm climate, with temperatures ranging from a minimum of 22°C (72°F) in February to a maximum of 29°C (84°F) in September. This variation highlights the region's tropical characteristics, making it an appealing destination for those who enjoy warm weather year-round. For more detailed insights, visit the link: monthly temperatures in Colihaut.
Saint Peter, Dominica experiences a tropical climate with distinct precipitation patterns that vary throughout the year. Early months, including January to March, showcase relatively low rainfall, averaging around 35 mm (1.4 in) per month, with precipitation spread across approximately 12 to 14 days. As the region transitions into late spring and early summer, rainfall begins to increase slightly, peaking in June with a total of 66 mm (2.6 in). However, this is just a precursor to the more substantial rainfall experienced during the late summer and autumn months.
From July to October, Saint Peter sees a pronounced surge in precipitation, with totals reaching 91 mm (3.6 in) in July and culminating at 122 mm (4.8 in) in October. This period is marked by an increased number of rainy days, particularly notable in July, which can average around 21 days. While precipitation begins to taper off in November and December, substantial rainfall during the earlier months reinforces the region's lush, biodiverse ecosystems, contributing to its vibrant tropical rainforest landscape.
In Saint Peter, Dominica, sunshine duration exhibits a clear seasonal pattern, with a steady increase from winter through spring and into summer. The year begins with 267 hours of sunshine in January, but as February and March roll in, sunshine hours rise significantly, peaking at an impressive 359 hours in May. This trend illustrates the transition from the cooler months towards the warmer season, providing ample sunlight that is essential for the region's lush ecosystems and agricultural activities.
As summer approaches, the sunshine hours remain robust, with July and August contributing 355 hours and 350 hours, respectively. Notably, the late summer months still offer considerable sunlight, although there's a slight decline by September, where hours drop to 318. The autumn months of October and November see a continuation of this trend, with around 321 to 312 hours of sunshine, before gradually tapering off again in December. Overall, this seasonal variability not only highlights peak sunshine periods but also underscores the overall pleasant climate that draws visitors and sustains thriving environmental conditions throughout the year.
In Saint Peter, Dominica, the UV Index reveals significant variability throughout the year, with elevated risks particularly evident from February through July. Starting at 10 in January, the UV Index escalates dramatically to 14 during the peak months of April, May, and July, indicating an extreme exposure risk and a brief burn time of just 10 minutes. This trend reinforces the necessity for sun protection, especially for outdoor activities, as the high intensity of UV rays can lead to quick skin damage.
As the summer transitions into autumn, the UV Index slightly declines but remains substantial, with values around 12 in October and 13 in September and November, reflecting an ongoing need for caution. December sees a further drop to 9, marking it as still very high, yet providing a brief respite compared to the earlier months. Residents and visitors in Saint Peter should be particularly vigilant during the extreme UV Index months, employing sun safety measures such as wearing protective clothing, applying sunscreen, and seeking shade during peak hours to mitigate potential health risks.
UV Risk Categories
Daylight duration in Saint Peter, Dominica showcases a stable yet slightly variable pattern throughout the year, averaging around 11 to 13 hours per day. In the first few months of the year, January and February both offer 11 hours of daylight, creating a consistent environment for outdoor activities. As spring approaches in March, daylight duration increases to 12 hours, a trend that continues through April and May, providing ample time for exploration and engagement with the lush landscapes of the region.
The longest daylight duration occurs in June, with 13 hours of natural light, marking the pinnacle of summer and allowing for extended recreational hours. Following this peak, daylight hours gradually decrease back to 12 hours from July through September before tapering to 11 hours again from October to December. This rhythm of daylight emphasizes the tropical climate's effects on both daily life and seasonal activities, making Saint Peter an inviting destination throughout the year.
Colihaut, Dominica enjoys a tropical climate with consistent temperatures ranging from 22°C (72°F) in February to 25°C (77°F) in January and March, peaking at 29°C (84°F) from August to October. The region experiences a wet season, with rainfall escalating from 35 mm (1.4 in) in the first three months to a peak of 122 mm (4.8 in) in October. Sunshine is abundant, particularly from March to May, where residents can enjoy over 340 hours of sunlight monthly. Overall, Colihaut's climate is characterized by warm temperatures and significant rainfall, making it lush and vibrant year-round. For more details, visit Colihaut climate.
In summary, Saint Peter, Dominica, offers a rich tapestry of climatic features that contribute to its appeal as a tropical paradise. With consistently warm temperatures, abundant sunshine, and distinct seasonal variations in rainfall and UV exposure, the region's climate is both inviting and dynamic. The analysis of daylight duration further enhances the understanding of seasonality, providing residents and visitors ample opportunities to enjoy outdoor pursuits throughout the year. Whether basking under the intense sun or exploring the vibrant ecosystems, Saint Peter stands out as a destination where nature and climate harmoniously coexist, encouraging a deep appreciation for its stunning environment.