Samaná Climate

Last updated: January 18, 2025

Samaná, located in the Dominican Republic, experiences a tropical rainforest climate classified as Af under the Köppen-Geiger system. With a minimum temperature of 17°C (63°F) in January, the region enjoys a temperate winter, transitioning to an inviting average of 26°C (80°F) throughout the year. The peak of warmth occurs in September, where maximum temperatures can soar to 35°C (95°F), contributing to Samaná's lush biodiversity and vibrant, tropical atmosphere. Such climatic conditions not only foster rich ecosystems but also make the area a prime destination for tourists seeking sun-soaked adventures.

Samaná temperature by month

In Samaná, Dominican Republic, temperature patterns exhibit a warm and inviting climate year-round, with only slight variations across the months. January starts the year with cooler nights, featuring a minimum temperature of 17°C (63°F) and a comfortable average of 25°C (77°F). As spring approaches in March, daytime highs can reach 33°C (91°F), and the warmest month, May, sees maximums peak at 35°C (95°F). From June to August, temperatures stabilize with consistent minimums around 23°C (73°F) to 24°C (75°F), and averages hovering at 28°C (82°F). Autumn brings a gradual decline, with October and November still enjoying temperate conditions but slightly lower maximums, while December marks a return to cooler nights at 20°C (68°F). Throughout the year, the climate remains predominantly tropical, fostering lush landscapes and an attractive allure for visitors.

Monthly Temperatures in Samaná, Dominican Republic

The chart illustrates Samaná'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.
JanFebMarAprMayJunJulAugSepOctNovDec777777788081828282817978
Data source: Samaná temperature data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

In February, Samana experiences a minimum temperature of 20°C (69°F) and peaks at 32°C (90°F) in September, offering a warm tropical climate throughout the year monthly temperatures in Samana. Similarly, Las Terrenas and Sanchez both have a cooler minimum of 17°C (63°F) in January, with soaring maximums of 35°C (95°F) in September, providing ideal conditions for beachgoers and outdoor enthusiasts monthly temperatures in Las Terrenas and monthly temperatures in Sanchez.

Precipitation Patterns in Samaná

Samaná, Dominican Republic, experiences a distinct pattern of precipitation throughout the year, characterized by a wet season that peaks in the late summer and early autumn. January and February are relatively dry months, receiving approximately 53-54 mm (2.1 in) of rainfall over 14-17 days. However, as the year progresses into March, the average precipitation increases significantly, reaching 100 mm (3.9 in), and continues to rise during the late spring and summer, with averages of 94 mm (3.7 in) in July and 104 mm (4.1 in) in August.

The most substantial rainfall occurs in September, where 158 mm (6.2 in) falls over 22 days, indicating the height of the wet season. The trend of elevated precipitation persists into October and November, with 115 mm (4.5 in) and 118 mm (4.7 in) respectively, before tapering off again in December to 68 mm (2.7 in). This seasonal variability not only shapes Samaná's lush landscapes but also plays a crucial role in supporting the region's diverse ecosystems and agricultural practices.

Monthly Average Precipitation in Samaná, Dominican Republic

The average monthly precipitation in Samaná, providing insights into seasonal rainfall patterns and the region's precipitation trends throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec53541005997709410415811511868
Data source: Samaná precipitation data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
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Sunshine Duration in Samaná

In Samaná, Dominican Republic, sunshine duration exhibits a clear trend of increasing brightness from winter through summer, with the most sunlit months occurring between April and July. Beginning with 254 hours in January, the region gradually welcomes more daylight as spring unfolds, recording 302 hours in February and escalating to 343 hours in March. This upward trajectory continues into the summer months, peaking at an impressive 357 hours of sunshine in July, which showcases Samaná's vibrant tropical atmosphere and is likely to attract visitors seeking sunny escapes.

As summer transitions to fall, sunshine hours start to decline, but the temperatures remain pleasant. By August, the total sunshine hours drop slightly to 345 hours, followed by 317 hours in September and hovering around 316 hours in both October and December. Notably, November sees a dip to 291 hours, indicating the onset of cloudier conditions as the wet season progresses. This seasonal variation highlights Samaná's appeal as a year-round destination, particularly during the sun-drenched summer months when travelers can fully enjoy the region's stunning natural beauty.

Monthly Sunshine in Samaná, Dominican Republic

Monthly sunshine duration represents the total hours of direct sunlight Samaná receives each month, excluding periods when the sun is obscured by clouds or other obstructions.
JanFebMarAprMayJunJulAugSepOctNovDec254h302h343h345h348h352h357h345h317h316h291h316h
Data source: Samaná sunshine duration data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

Samaná UV Index Trends

In Samaná, Dominican Republic, the UV Index presents an important aspect of the climatic conditions throughout the year, indicating both the intensity of solar radiation and the potential risk during sun exposure. Starting in January, the UV Index is relatively high at 9, categorized as very high, with a burn time of just 15 minutes. However, as the year progresses into February, this figure escalates to 11, placing it in the extreme category and reducing the safe exposure time to 10 minutes. This spike continues into the spring months, reaching a maximum of 13 from March through May, highlighting the necessity for sun protection during this period, especially considering the consistent burn time of only 10 minutes.

As summer arrives, Samaná maintains high UV levels, with the index remaining at 12-13 from June through September, which emphasizes the extreme caution needed while outdoors. October sees a slight decrease to 11, but the high UV ratings persist throughout the year, with November and December returning to values of 9 and 8, respectively, still within the very high exposure category. This data underscores the importance of sun safety measures for residents and visitors alike, as prolonged exposure can lead to severe skin damage even within a short window of time, regardless of the season.

Monthly Maximum UV Index for Samaná, Dominican Republic

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Samaná. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec911131313121313131198
Data source: Samaná 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 Samaná

In Samaná, Dominican Republic, daylight duration remains relatively consistent throughout the year, with a slight seasonal variation. January and February both offer 11 hours of daylight, which provides a solid foundation for outdoor activities. As spring approaches in March and April, daylight increases to 12 hours, allowing for more time to explore the region's lush landscapes and vibrant culture. This trend continues into May and June, where daylight peaks at 13 hours, coinciding with the region's warmest months and making it an ideal time for beachgoers and nature enthusiasts alike.

As summer transitions into fall, daylight duration begins to taper off, with July also retaining 13 hours of sunlight before gradually declining to 12 hours in August and September. This decrease continues into October and November, marked by 11 hours of daylight, while December sees the shortest duration at 10 hours. Despite these fluctuations, Samaná remains blessed with ample sunlight year-round, enhancing its appeal as a destination for visitors seeking to enjoy the beautiful Caribbean surroundings.

Average Monthly Daylight Hours in Samaná, Dominican Republic

This chart shows the total daylight hours Samaná receives each month, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec666h690h722h755h782h795h788h764h732h700h672h658h
Data source: Samaná daylight hours, calculated based on aggregated data for various regional locations, determined by the times between sunrise and sunset.

Climate Highlights of Samaná's Popular Destinations

Las Terrenas, Dominican Republic, enjoys a tropical climate characterized by warm temperatures year-round. Average temperatures range from 25°C (77°F) in January to 28°C (82°F) in the summer months, with highs reaching up to 35°C (95°F) in May and September. Rainfall is heaviest in September, with 152 mm (6.0 in), while the rest of the year sees moderate precipitation. Sunshine is abundant, peaking in July with 356 hours, making it a delightful destination for sunlight seekers. For more detailed weather patterns, check out Las Terrenas climate.

The climate in Samana, Dominican Republic, is characterized by warm temperatures and significant rainfall throughout the year. Monthly average temperatures range from 24°C (76°F) in the cooler months to about 27°C (81°F) during the warmer months, with maximum temperatures occasionally reaching 32°C (90°F) in September. Rainfall peaks in September with 170 mm (6.7 in) and is notably high from June to November, particularly in July and August. Despite the rainfall, sunshine is abundant, with July receiving the most hours at 359. For more detailed information, visit Samana climate.

Sanchez, Dominican Republic, experiences a tropical climate with warm temperatures year-round. Average monthly temperatures range from 25°C (77°F) in the cooler months to 28°C (82°F) during the warmer summer months, peaking at 35°C (95°F) in May and September. Rainfall is most abundant from September to November, with September receiving the highest precipitation of 152 mm (6.0 in). Despite varying rainfall, Sanchez enjoys plenty of sunshine, particularly in the summer, achieving over 350 hours of sunshine per month from June to July. For more detailed information, visit Sanchez climate.

Conclusion

In conclusion, Samaná, Dominican Republic, presents a captivating climate characterized by warm temperatures, ample sunshine, and high UV exposure, making it an alluring destination year-round. The region's tropical rainforest climate supports vibrant ecosystems and rich biodiversity, drawing visitors for sun-filled adventures. With a consistent pattern of daylight duration and significant variations in precipitation, Samaná offers both thrilling outdoor experiences and serene environments for relaxation. As travelers explore this beautiful locale, awareness of seasonal trends—including high UV indices and changing daylight hours—will enhance their enjoyment and safety under the Caribbean sun.

Discover the Climate of Samaná's Places

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