Dennery Climate

Last updated: January 18, 2025

Dennery, located on the stunning island of Saint Lucia, exhibits a tropical rainforest climate as classified by the Köppen-Geiger system (Af). This climate is characterized by consistently warm temperatures throughout the year, with an average of 27°C (80°F). The monthly temperature fluctuations are modest, with February marking the coolest month at a minimum of 21°C (71°F), while September sees peaks reaching 32°C (90°F). Such climatic conditions foster vibrant ecosystems and contribute to the region's lush landscapes, making Dennery a captivating destination for nature enthusiasts and climate observers alike.

Dennery temperature by month

In Dennery, Saint Lucia, temperature patterns exhibit a warm, tropical climate with only subtle seasonal variations throughout the year. The coolest months are January and February, where minimum temperatures dip to 21-22°C (71-72°F), while average temperatures hover around 25-26°C (78°F) and maximums reach 30°C (86°F). As spring approaches, temperatures gradually rise, peaking during the summer months of July and August, where average temperatures reach 28°C (82°F) and daily maximums can soar to 31-32°C (89-90°F). Notably, September experiences the warmest conditions, marking the year’s highest averages and maximums. As the year concludes, temperatures slightly recede back to the levels observed in January. This steady warmth, coupled with minimal fluctuation, underscores Dennery's characteristic tropical rainforest climate, creating an inviting atmosphere year-round.

Monthly Temperatures in Dennery, Saint Lucia

The chart illustrates Dennery'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.
JanFebMarAprMayJunJulAugSepOctNovDec787878798181818282818079
Data source: Dennery 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.

In Dennery, temperatures vary significantly throughout the year, with February typically experiencing a mild minimum of 21°C (71°F) and September reaching a warm maximum of 32°C (90°F). For a detailed overview of the monthly temperatures in Dennery, you can visit monthly temperatures in Dennery.

Precipitation Patterns in Dennery

Dennery, Saint Lucia, experiences a distinct precipitation pattern characterized by relatively low rainfall during the early months of the year, with totals ranging from 33 mm (1.3 in) in February to 39 mm (1.6 in) in May. These months typically see about 12 to 15 rainy days, contributing to a drier atmosphere conducive to warm, sunny weather. However, a noticeable shift occurs in June as the wet season approaches, triggering a significant increase in rainfall, with June recording 65 mm (2.6 in) and 16 rainy days.

From July through October, rainfall peaks dramatically, with September and October receiving 121 mm (4.8 in) and 128 mm (5.1 in), respectively, marking the wettest months of the year. This period sees the highest frequency of rainy days, particularly in July and August, which average around 24 to 25 days of precipitation. The intense rainfall during these months not only shapes the lush vegetation that defines Dennery but also highlights the area's susceptibility to tropical influences, creating a dynamic interplay between the dry and wet seasons.

Monthly Average Precipitation in Dennery, Saint Lucia

The average monthly precipitation in Dennery, providing insights into seasonal rainfall patterns and the region's precipitation trends throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec36333835396510511312112810346
Data source: Dennery precipitation data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
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Sunshine Duration in Dennery

In Dennery, Saint Lucia, sunshine duration showcases a clear upward trend from winter through summer, reflecting the island's tropical climate and geographic disposition. January begins with 268 hours of sunshine, gradually increasing to 304 hours in February and peaking in March with an impressive 345 hours. This springtime peak introduces longer daylight hours, making it an ideal season for outdoor activities and tourism. Following March, sunshine hours remain high, with April and May recording 336 hours and 355 hours, respectively, solidifying the spring-to-early-summer period as the sunniest time of the year.

As the weather transitions into summer, sunshine hours slightly fluctuate, with June exhibiting 325 hours and maintaining robust counts through July and August at 348 hours and 346 hours. However, a subtle decline begins in September, dropping to 319 hours, likely due to the onset of the wet season. Despite this reduction, sunshine remains relatively abundant, with 320 hours in October and 314 hours in November. December sees a resurgence in sunshine with 330 hours, marking a smooth transition back towards winter. This pattern underscores not only the vibrant sunny disposition of Dennery but also highlights the seasonal shifts that define the region’s unique climatic character.

Monthly Sunshine in Dennery, Saint Lucia

Monthly sunshine duration represents the total hours of direct sunlight Dennery receives each month, excluding periods when the sun is obscured by clouds or other obstructions.
JanFebMarAprMayJunJulAugSepOctNovDec268h304h345h336h355h325h348h346h319h320h314h330h
Data source: Dennery sunshine duration data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

Dennery UV Index Trends

The UV Index in Dennery, Saint Lucia, reveals a consistent pattern of high to extreme sun exposure throughout the year, highlighting the importance of sun safety for residents and visitors alike. Starting in January with a UV Index of 10, categorized as very high, the intensity escalates quickly, peaking at 14 from March to May. During these months, the burn time is notably brief at only 10 minutes, emphasizing the necessity for adequate sun protection. February also sees a similar extremity with a UV Index of 12, underscoring the increasing sunlight received as the year progresses towards the spring months.

As the summer months roll in, the UV Index remains alarmingly high, with values fluctuating between 13 and 14, again requiring constant vigilance in sun protection measures. This extreme exposure continues into September before tapering slightly in October to a UV Index of 12. The index softens further in the latter part of the year, with November and December showing a return to very high readings of 10 and 9, respectively, allowing for slightly longer burn times of 15 minutes. Overall, the data from Dennery serves as a vital reminder of the region's potent sun exposure, necessitating proactive measures to safeguard skin health throughout the year.

Monthly Maximum UV Index for Dennery, Saint Lucia

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Dennery. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec10121414141313141412109
Data source: Dennery 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 Dennery

Daylight duration in Dennery, Saint Lucia exhibits a relatively stable pattern throughout the year, characterized by only minor fluctuations. In the initial months of January and February, daylight lasts for 11 hours, providing ample light for both leisure and agriculture. This gradually shifts as spring approaches, with March marking the transition to 12 hours of daylight, which persists through the summer months. Such consistency in daylight hours enhances the island's appeal, allowing for extended outdoor activities and exploration.

As summer gives way to fall, the daylight duration remains steady at 12 hours from March through September, ensuring that residents and tourists alike enjoy plenty of sunshine. However, a noticeable decline occurs in October, as daylight returns to 11 hours, a trend that continues through the final months of the year. This annual cycle reflects the tropical nature of Dennery, where daylight duration is less affected by seasonal extremes compared to temperate climates. Overall, the stable daylight patterns emphasize the region's consistent opportunities for enjoying the ambient warmth and natural beauty year-round.

Average Monthly Daylight Hours in Dennery, Saint Lucia

This chart shows the total daylight hours Dennery receives each month, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec683h700h723h746h765h775h770h753h730h707h688h678h
Data source: Dennery daylight hours, calculated based on aggregated data for various regional locations, determined by the times between sunrise and sunset.

Climate Highlights of Dennery's Popular Destinations

Dennery, Saint Lucia experiences a warm tropical climate with average temperatures ranging from 25°C (77°F) in January to 28°C (82°F) in August. Rainfall varies throughout the year, with the wettest months being September and October, receiving over 120 mm (4.7 in) of precipitation. The region enjoys considerable sunshine, peaking in May with 355 hours. Visitors can expect warm conditions year-round, making it an attractive destination for outdoor activities. For more information, visit Dennery climate.

Conclusion

In conclusion, Dennery, Saint Lucia, is characterized by its inviting tropical climate, exhibiting warm temperatures, abundant sunshine, and significant UV exposure throughout the year. With a consistent pattern of rainfall that peaks in the summer months, the region's lush landscapes thrive in response to the climatic conditions. The stable daylight duration, averaging around 12 hours in the warmer months, complements the high levels of sunshine, further enhancing the area’s appeal as a vibrant destination for outdoor activities and ecological exploration. As visitors and locals navigate the tropical climate, awareness of seasonal variations in temperature, precipitation, and UV Index is essential for maximizing enjoyment while fostering sun safety and environmental appreciation.

Discover the Climate of Dennery's Places

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