August Weather in Soufriere, Saint Lucia

Last updated: August 31, 2025

August in Soufriere, Saint Lucia, offers a warm and tropical climate, with maximum temperatures reaching 30°C (87°F) and an average of 27°C (82°F). The month is characterized by its high humidity levels, hovering around 81%, which contributes to a lush and verdant landscape. Visitors should be prepared for frequent rainfall, as 121 mm (4.8 in) of precipitation falls across approximately 25 days, making August one of the wetter months. Despite the odds of rain, the island's stunning scenery and rich culture make it an ideal destination for those seeking both adventure and relaxation in a beautiful tropical setting.

August Temperature in Soufriere

In August, Soufrière, Saint Lucia welcomes visitors with warm tropical temperatures that perfectly reflect its stunning surroundings. The minimum temperature rises slightly to 25°C (77°F), while the average hovers around a comfortable 27°C (82°F). This aligns with the island's trend of gradually warming temperatures throughout the summer months, peaking with maximums reaching 30°C (87°F). As August transitions into early fall, the humidity levels creep up slightly, yet the balmy weather remains inviting for beach activities and exploration. Overall, August presents a delightful mix of warmth and the vibrant beauty of St. Lucia’s lush landscapes, making it an ideal time for tropical adventures.

August Weather in Soufriere: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Soufriere, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Soufriere, August typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec787878798181818182818079
Data source: Temperature data for Soufriere generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Soufriere

In August, Soufriere, Saint Lucia experiences its peak rainfall, with an impressive 121 mm (4.8 in) over 25 days. This marks a slight increase from the already significant rainfall in July, highlighting the region's wettest period as the summer transitions to the fall. The trend of escalating precipitation is evident as August stands just behind September and October, which continue this pattern with even higher averages. As lush greenery thrives in this tropical paradise, visitors can expect to see the rich vibrancy of the landscape brought to life by the frequent showers, creating a breathtaking backdrop for exploration and adventure.

August Precipitation Trends in Soufriere

The chart displays monthly precipitation patterns in Soufriere, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Soufriere, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec38313732396811812113714010846
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Soufriere

In August, Soufriere, Saint Lucia experiences a humidity level of 81%, maintaining a snug embrace typical of the Caribbean climate. This month follows a trend observed since the start of the year, where humidity levels hover in the 80% range, demonstrating only slight fluctuations. After peaking at 84% in July, humidity settles back slightly, still reflecting the overall tropical feel of summer. As the year progresses, September sees a small dip to 80%, suggesting a gradual transition into drier months ahead. Overall, Soufriere enjoys a consistently humid environment, with August remaining firmly in line with the lush, vibrant conditions characterizing this tropical paradise.

August Average Humidity in Soufriere

This chart illustrates the average monthly humidity levels in Soufriere, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Soufriere is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%80%80%79%80%83%84%81%80%82%83%82%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Soufriere

In August, Soufrière, Saint Lucia, experiences a UV Index of 14, classifying it within the extreme exposure category, where the risk of harm from unprotected sun exposure is at its peak. This trend of heightened UV levels, consistent throughout the summer months, underscores the importance of sun protection. Prior months such as May, June, and July also displayed similar indices, maintaining that intense UV exposure and a short burn time of just 10 minutes. As we move into September, the UV Index remains at a high level of 14, suggesting a persistent sunny climate conducive to outdoor activities but requiring vigilance against sun damage. For more detailed insights, visit Soufriere UV Index.

Maximum UV Index Levels in Soufriere for August

The chart shows the monthly maximum UV Index (UVI) for Soufriere in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in Soufriere typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121414141313141412109
Data source: Soufriere August UVI data generated using information from the Copernicus Climate Change Service.

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.

August Sunshine in Soufriere

August in Soufriere, Saint Lucia, bathes in a delightful average of 345 hours of sunshine, continuing a vibrant trend that begins in early spring. The sun-drenched days peak in May with 355 hours, followed closely by a warm July and August, offering perfect weather for beach goers and adventurers alike. As summer transitions to fall, sunshine hours gradually dip, with September and October witnessing a gentle decrease to around 323 and 321 hours, respectively. This pattern of abundant sunlight not only highlights the beauty of the season but also invites visitors to embrace the natural splendor of Soufriere in August, making it an irresistible destination for those seeking warmth and vibrant landscapes.

Monthly Sunshine Duration in Soufriere: August Highlighted

The August sunshine duration represents the total number of hours Soufriere experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec269h305h345h336h355h326h348h345h323h321h316h330h
Data source: Soufriere August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Soufriere During August

In Soufriere, Saint Lucia, the likelihood of sunny weather in August stands at 49%, placing it right in the middle of the year's trends. As summer unfolds, the chance of sunshine remains relatively stable compared to the preceding months, with July at 47% and September slightly higher at 50%. This pattern hints at a transitional phase where August balances the waning intensity of summer with the encroaching autumn. While its likelihood is notably lower than the bright skies of February at 68%, it outperforms the wetter months of June, which sees only a 30% chance of sun. Thus, while August offers a decent prospect for sun-seekers, it remains essential for travelers to prepare for occasional tropical showers, characteristic of this enchanting Caribbean destination.

Percentage of Sunny Days in August in Soufriere

The chart illustrates the percentage of sunny days in Soufriere throughout the year, with August highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Soufriere experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec53%68%42%37%46%30%47%49%50%48%58%53%
Data source: Soufriere August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Soufriere in August

In Soufriere, Saint Lucia, August brings a delightful continuation of summer, as the island enjoys approximately 12 hours of daylight—a trend that begins in March and persists through September. This consistent daylight duration underscores the region's tropical allure, providing ample time for sun-soaked adventures and exploration. As the year transitions into October, daylight subtly begins to wane, dropping to 11 hours, hinting at the gradual shift towards the cooler months. Whether you're lounging on the beach or hiking lush trails, the vibrant August sun promises a perfect backdrop for unforgettable experiences in this Caribbean paradise.

Average Daylight Hours in Soufriere for August

The chart illustrates the variation in daylight duration in Soufriere throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 24m11h 41m12h 3m12h 26m12h 45m12h 54m12h 49m12h 32m12h 10m11h 47m11h 28m11h 19m
Data source: Soufriere daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Soufriere

In August, Soufriere, Saint Lucia experiences a gentle lull in wind activity, with average wind speeds dropping to 5.5 m/s (12 mph). This marks the lowest point in the annual cycle, following a steady decline from the summer months. Transitioning from the bustling breezes of earlier months, where speeds reached 6.9 m/s in May and hovered around 6.7 m/s in July, August's calmer winds invite a more tranquil atmosphere, ideal for relaxation and enjoying the stunning coastal views. As the year progresses into September, the winds retreat further to 4.3 m/s (10 mph), signaling the tail end of summer. This pattern highlights August's unique role as a bridge between the more dynamic winds of summer and the gentle whispers of fall.

Average August Wind Speed in Soufriere

The chart displays monthly wind speed patterns in Soufriere, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec6.97.86.85.96.96.86.75.5 m/s4.36.15.47.0
Data source: Soufriere August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Soufriere Compares to Other Months

Weather in Soufriere varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Soufriere, focusing on differences in temperature, rainfall, humidity, and UV levels.

August and January both feature warm temperatures, but August tends to be slightly hotter, with average highs reaching 30°C (87°F) compared to January's max of 29°C (84°F). The humidity remains consistent at 81% for both months, creating a humid atmosphere year-round. However, August experiences significantly more rainfall, with 121 mm (4.8 in) of precipitation over 25 days, while January sees much lighter precipitation of only 38 mm (1.5 in) over 15 days. For more detailed insights on January weather, you can check Soufriere weather in January.

In comparing the weather of August and February, August tends to be hotter and more humid, with average temperatures hovering around 27°C (82°F) and maximums reaching up to 30°C (87°F). The month experiences significant rainfall, averaging 121 mm (4.8 in) over 25 days, which contributes to a high humidity level of 81%. In contrast, February is slightly cooler, with average temperatures around 25°C (78°F) and maximums of 29°C (84°F). This month sees much less precipitation, with only 31 mm (1.2 in) over 11 days, and a slightly lower humidity of 80%. For more detailed information about February weather specifically, you can visit Soufriere weather in February.

When comparing the weather in August and March, it's evident that August tends to be warmer and wetter. In August, temperatures range from a minimum of 25°C (77°F) to a maximum of 30°C (87°F), with an average of 27°C (82°F). The month also experiences significant rainfall, totaling 121 mm (4.8 in) over 25 days, and maintains a high humidity level of 81%. In contrast, March offers slightly cooler temperatures, with a range from 22°C (72°F) to 29°C (84°F) and an average of 26°C (78°F). Precipitation is considerably less in March, with only 37 mm (1.4 in) falling across 13 days, and humidity remains relatively similar at 80%. For a more detailed look at the weather in this month, visit Soufriere weather in March.

In comparing the weather of August and April, it's clear that both months experience warm temperatures, but August tends to be slightly warmer, with average temperatures reaching 27°C (82°F) compared to April's 26°C (80°F). While April has a more moderate level of precipitation at 32 mm (1.3 in) over 12 days, August sees significantly increased rainfall of 121 mm (4.8 in) across 25 days, contributing to higher humidity levels at 81%. Thus, if you're planning a visit, you might find April's weather more pleasant and less humid. For more detailed insights, check out Soufriere weather in April.

When comparing the weather in August and May, we find that both months feature similar average temperatures, with May seeing a minimum of 24°C (75°F) and a maximum of 30°C (86°F), while August has a slightly higher minimum of 25°C (77°F). Humidity levels are also comparable, with August at 81% and May at 80%. However, August is notably wetter, receiving 121 mm (4.8 in) of precipitation over 25 days, compared to May's 39 mm (1.5 in) over just 12 days. For more detailed insights into May's weather, you can check out Soufriere weather in May.

When comparing the weather in August and June, both months exhibit similar temperature ranges, with minimums around 24-25°C (76-77°F) and maximums reaching up to 30°C (86-87°F). However, August tends to be wetter, receiving 121 mm (4.8 in) of precipitation over approximately 25 days, compared to June's 68 mm (2.7 in) spread across 17 days. Humidity levels are slightly lower in June at 83%, while August sees a rise to 81%. For more detailed insights, you can check Soufriere weather in June.

In comparing the weather between July and August, both months maintain similar temperature ranges, with July experiencing a minimum temperature of 24°C (76°F) and an average of 27°C (81°F), while August's minimum is slightly warmer at 25°C (77°F). The maximum temperatures remain consistent at 30°C (87°F) for both months. However, August sees a slight increase in precipitation with 121 mm (4.8 in) over 25 days, compared to July's 118 mm (4.6 in) over 24 days, indicating a longer duration of rainfall. Additionally, humidity levels are somewhat lower in August, measuring 81% compared to July's 84%. For more details about July weather specifically, visit Soufriere weather in July.

In comparing the weather between August and September, we see a slight increase in average temperature from 27°C (82°F) in August to 28°C (82°F) in September. September also marks a marginal rise in the maximum temperature, reaching 31°C (88°F), compared to August's max of 30°C (87°F). Precipitation in September is slightly higher at 136 mm (5.4 in) over 19 rainy days, versus 121 mm (4.8 in) over 25 days in August. Humidity levels remain fairly consistent, with August at 81% and September at 80%. For more specific insights, you can refer to Soufriere weather in September.

In August, the weather typically features a minimum temperature of 25°C (77°F) and an average of 27°C (82°F), reaching a maximum of 30°C (87°F). This month experiences significant rainfall, with about 121 mm (4.8 in) of precipitation spread over 25 days, and humidity levels hover around 81%.

In contrast, October sees slightly warmer conditions, maintaining a minimum temperature of 24°C (76°F) and an average of 27°C (81°F), with a peak of 31°C (87°F). The month is a bit wetter, recording 140 mm (5.5 in) of precipitation across 20 days and a marginally higher humidity of 82%. For more details on the weather conditions specific to October, you can check Soufriere weather in October.

In comparing the weather between August and November, both months feature warm temperatures with an average of around 27°C (81°F), yet August tends to have slightly higher maximum temperatures averaging 30°C (87°F) compared to November's 30°C (86°F). The humidity is fairly consistent, with November being slightly more humid at 83% compared to 81% in August. Precipitation levels are also comparable, with August receiving 121 mm (4.8 in) over 25 days, while November sees a bit less with 108 mm (4.2 in) across 21 days. For more details, you can visit Soufriere weather in November.

In comparing the weather between August and December, August tends to be hotter and wetter. The temperatures in August range from a minimum of 25°C (77°F) to a maximum of 30°C (87°F), with an average of 27°C (82°F). This month also sees significant precipitation, totaling 121 mm (4.8 in) over 25 days, and high humidity at 81%. In contrast, December experiences slightly cooler temperatures, with a minimum of 23°C (73°F) and a maximum of 29°C (85°F), averaging 26°C (80°F). Rainfall is considerably lower in December, at 46 mm (1.8 in) over just 16 days, while humidity remains high at 82%. For more details on December weather, you can visit Soufriere weather in December.

Compare Soufriere's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Soufriere

In August, Soufrière experiences a warm and humid climate, characterized by higher precipitation compared to other months, with rain gracing the area on nearly every day. While temperatures remain comfortably warm, the humidity can make the heat feel more intense. This combination of average temperatures around 27°C paired with frequent rain showers creates a lush, tropical landscape ideal for exploration. For a more comprehensive look at the region's weather patterns, be sure to check Soufriere Climate.