Last updated: March 19, 2025
Experience the captivating May weather in Bentota, Sri Lanka, where the landscape comes alive under a mix of tropical warmth and humidity. With a maximum temperature reaching 31°C (88°F) and an average of 28°C (82°F), visitors can enjoy a warm climate perfect for beach activities. However, be prepared for the significant precipitation of 347 mm (13.7 in) spread across 30 days, making May one of the wetter months. The high humidity level of 76% adds to the tropical atmosphere, ensuring lush greenery thrives in this coastal paradise.
In May, Bentota, Sri Lanka, welcomes warmer weather, with nighttime temperatures dipping to a comfortable 25°C (77°F), offering a gentle reprieve from the day’s warmth. The average temperature hovers around 28°C (82°F), maintaining a pleasant climate perfect for beach outings and exploration. As temperatures peak at 31°C (88°F), the hints of summer's approach become evident, yet the fluctuations remain modest compared to the preceding months. Such trends suggest that while May retains the tropical essence of Sri Lanka, it's marked by a gradual settling into the balmy summer season, inviting visitors to enjoy the rich beauty of this coastal paradise.
May is a remarkable month for precipitation in Bentota, Sri Lanka, marking a peak with an impressive 347 mm (13.7 in) of rain over an entire 30 days. This deluge not only signifies a stark contrast to the earlier months, where January and February recorded a modest 76 mm (3.0 in) and 65 mm (2.5 in) respectively, but also underscores the onset of the monsoon season. As the rainfall intensifies, May’s wet conditions set the stage for a trend of consistently high precipitation through the following months, with June and July also showcasing significant averages of 330 mm (13.0 in) and 263 mm (10.4 in). The data reveals that Bentota experiences a transition from the drier months to an extended rainy season, illustrating the island's vibrant climate dynamics and the lush landscapes that emerge as a result.
In May, humidity in Bentota, Sri Lanka, hovers around 76%, making it a slightly more humid month compared to the preceding months of January through April, which ranged from 73% to 77%. This gradual increase in humidity signals the onset of the monsoon season, as the air becomes richer and more tropical. Following May, a notable spike occurs in June, with humidity climbing to 82%, a trend that continues into the following months. This pattern reflects the coastal climate's influence, where humidity peaks during the mid-year months and begins to stabilize later in the year, creating a lush and vibrant environment typical of this beautiful region.
In May, Bentota experiences a UV Index of 14, marking it as an extreme level of solar intensity, with a burn time of just 10 minutes for unprotected skin. This trend of high UV levels persists from the previous months, where April peaked at 15, showcasing the region's ongoing exposure to potent sunlight as the season transitions. Visitors should remain vigilant and take appropriate precautions, such as wearing sunscreen and protective clothing, in this radiant coastal paradise. As the UV index begins to gradually decrease in the following months, it remains crucial to stay informed about local conditions. For more details, check out the full Bentota UV Index.
UV Risk Categories
May brings a delightful 314 hours of sunshine to Bentota, Sri Lanka, contributing to a warm and inviting atmosphere for visitors. As spring transitions into early summer, the sun shines generously, much like April's impressive 329 hours. This period marks a peak in sun exposure that encourages beachgoers and outdoor enthusiasts to explore the stunning coastline. Interestingly, sunshine hours begin to stabilize around this time, with June and July also offering abundant sunshine with 324 and 331 hours respectively. Overall, May's sunshine perfectly sets the stage for a vibrant Sri Lankan experience, aligning with the region's reputation for beautiful, sun-drenched days.
In Bentota, Sri Lanka, the month of May marks a notable dip in sunny weather, with a mere 16% chance of sunshine. This trend follows a moderate peak in April at 44%, highlighting a transition into a cloudier and more unpredictable period as the island approaches its monsoon season. While January starts the year with just 18% sun and February sees a rise to 47%, the consistently lower chances in May and the subsequent months—like June and July, both also at 16%—suggest a shift towards wetter conditions. If you're planning a trip in May, be prepared for occasional rain and embrace the lush greenery that accompanies this vibrant yet damp time of year.
In Bentota, Sri Lanka, the daylight duration reflects a captivating consistency throughout the year. From January to February, the sun graces the skies for about 11 hours each day, gradually increasing to 12 hours as March and April arrive, heralding the onset of longer days. This period of extended daylight continues from May through August, providing a generous 12 hours of sunlight, perfect for beach adventures and outdoor explorations. As the year progresses, daylight begins to retract once more, reverting to 11 hours from October to December, creating a rhythmic cycle of light that adds to the charm of this coastal paradise. Whether basking in the sun or enjoying the gentle twilight, the balanced daylight hours in Bentota promise an enchanting experience throughout the year.
In May, Bentota, Sri Lanka, experiences a noticeable uptick in wind speed, with averages reaching 3.7 m/s (8 mph). This marks a transition towards more blustery conditions, as the winds steadily increase from the previous months, such as 2.4 m/s (5 mph) in April. As summer approaches, the wind speeds continue to rise into the following months, peaking at 4.8 m/s (11 mph) in July. This trend illustrates the onset of the monsoon influence, bringing refreshing breezes that enhance the coastal atmosphere, perfect for water sports and outdoor activities. The consistency of moderate winds throughout the months not only enriches the local landscape but also invites visitors to bask in Bentota's vibrant natural beauty.
The weather in Bentota changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of May's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Bentota and find detailed weather information for every month.
May and January offer notably different weather experiences. In May, the temperatures range from a minimum of 25°C (77°F) to a maximum of 31°C (88°F), with an average of 28°C (82°F). This month is characterized by high humidity at 76% and significant rainfall, totaling 347 mm (13.7 in) over 30 days, indicating a wet season. Conversely, January features slightly cooler temperatures, with a minimum of 20°C (69°F) and an average high of 31°C (89°F). Rainfall in January is much lower, at 76 mm (3.0 in) across just 9 days, and the humidity remains fairly high at 77%. Overall, May tends to be wetter and more humid, while January offers cooler temperatures and less rainfall. For more details, you can check Bentota weather in January.
When comparing the weather in May and February, May tends to be hotter and wetter. In May, temperatures range from a minimum of 25°C (77°F) to a maximum of 31°C (88°F), with an average of 28°C (82°F), while February experiences slightly cooler temperatures, with a minimum of 22°C (71°F) and a maximum of 32°C (90°F), averaging 27°C (81°F). However, May is marked by significantly higher precipitation, accumulating 347 mm (13.7 in) over 30 days compared to February's 65 mm (2.5 in) over just 11 days. Humidity is also slightly higher in May at 76%, compared to 73% in February. For more detailed information, you can check Bentota weather in February.
In March, temperatures are slightly cooler, with minimums around 23°C (74°F) and maximums reaching 32°C (90°F), while the average temperature is 27°C (82°F). In contrast, May tends to be warmer, featuring a minimum of 25°C (77°F) and an average of 28°C (82°F), peaking at 31°C (88°F). However, May experiences significantly higher precipitation, totaling 347 mm (13.7 in) over 30 days, compared to March's 118 mm (4.7 in) over 16 days. Despite the minimal difference in humidity levels—76% in May versus 74% in March—May is marked by more frequent rain. For a deeper look into March weather, visit Bentota weather in March.
Comparing the weather between April and May reveals some notable differences. In April, temperatures range from a minimum of 24°C (76°F) to a maximum of 33°C (91°F), with an average of 28°C (82°F). The month experiences less precipitation, totaling 144 mm (5.7 in) over 24 days and slightly lower humidity at 74%. In contrast, May sees a marginally higher minimum temperature of 25°C (77°F) and a similar average of 28°C (82°F), but it has a lower maximum temperature of 31°C (88°F). However, May is significantly wetter, with 347 mm (13.7 in) of precipitation over 30 days and an increase in humidity to 76%. For more details on April weather, visit Bentota weather in April.
In May, the weather is characterized by warmer temperatures, with a minimum of 25°C (77°F) and an average of 28°C (82°F), peaking at 31°C (88°F). This month sees a substantial amount of rainfall, totaling 347 mm (13.7 in) over 30 days, coupled with a humidity level of 76%. In contrast, June experiences slightly cooler temperatures, with an average of 27°C (81°F) and a maximum of 30°C (86°F). The precipitation also decreases slightly to 330 mm (13.0 in) over 29 days, while humidity rises to 82%. For more detailed weather insights, check out Bentota weather in June.
In May, the weather is characterized by slightly warmer temperatures, with average daily highs reaching 31°C (88°F) and an overall average of 28°C (82°F). This month experiences significant rainfall, totaling 347 mm (13.7 in) over 30 days, and humidity levels remain relatively high at 76%. In contrast, July sees a slight drop in both maximum and average temperatures, with highs peaking at 30°C (86°F) and an overall average of 27°C (81°F). While July is also rainy, it receives less precipitation at 263 mm (10.4 in) over 29 days, with humidity increasing to 82%. For more detailed information, you can check Bentota weather in July.
The weather in May and August shows some notable differences, particularly in temperature and precipitation patterns. In May, the temperatures range from a minimum of 25°C (77°F) to a maximum of 31°C (88°F), with an average of 28°C (82°F). The month also experiences significant rainfall, totaling 347 mm (13.7 in) over 30 days, coupled with a humidity level of 76%. In contrast, August features slightly cooler temperatures, with a minimum of 24°C (76°F), an average of 27°C (80°F), and a maximum of 29°C (85°F). Rainfall in August is less intense, amounting to 296 mm (11.6 in) across 29 days, and the humidity increases to 83%. For more detailed insights, you can refer to Bentota weather in August.
May and September present contrasting yet similar weather patterns. May tends to be hotter, with average temperatures reaching 28°C (82°F), while September's average temperature is slightly cooler at 27°C (80°F). Both months experience high humidity, with September being slightly more humid at 82% compared to May's 76%. However, May sees significantly more precipitation, with 347 mm (13.7 in) spread across 30 days, whereas September receives 277 mm (10.9 in) over 27 days. For a detailed overview of September's climate, you can check Bentota weather in September.
May and October weather both feature warm temperatures and high humidity, but they have slight differences. In May, average temperatures range from a minimum of 25°C (77°F) to a maximum of 31°C (88°F), with an average of 28°C (82°F). Precipitation is also substantial, totaling 347 mm (13.7 in) over 30 days, contributing to a humidity level of 76%. In contrast, October sees slightly cooler temperatures, with a minimum of 24°C (75°F) and a maximum of 30°C (85°F), averaging 27°C (80°F). The rainfall in October is somewhat less at 324 mm (12.7 in) over the same number of days, and humidity rises to 81%. For more detailed information, check out Bentota weather in October.
May and November in Bentota showcase distinct weather patterns that highlight the transition from one season to another. In May, temperatures range from a minimum of 25°C (77°F) to a maximum of 31°C (88°F), averaging around 28°C (82°F). However, it’s also the wettest month, with significant rainfall of 347 mm (13.7 in) spread over 30 days, contributing to a humidity level of 76%. In contrast, November sees slightly cooler temperatures ranging from 23°C (74°F) to 30°C (86°F), with an average of 26°C (80°F). While November also experiences rainfall, it totals 292 mm (11.5 in) over 26 days, accompanied by a higher humidity of 80%. For a deeper understanding of November's weather, check out Bentota weather in November.
In May, temperatures in Bentota are notably warmer with a minimum of 25°C (77°F) and an average of 28°C (82°F), peaking at 31°C (88°F). This month is also characterized by high precipitation, totaling 347 mm (13.7 in) across 30 days, and humidity levels reaching 76%. In contrast, December offers slightly cooler temperatures, with a minimum of 22°C (72°F) and an average of 26°C (80°F), while the maximum temperature is 30°C (87°F). The rainfall is significantly lower in December, amounting to 188 mm (7.4 in) over 19 days, accompanied by increased humidity at 80%. For more details, you can check Bentota weather in December.
May in Bentota is marked by warm temperatures and high humidity, with daily averages making it one of the warmer months of the year. While the thermometer often reaches a maximum of 31°C (88°F), visitors should be prepared for frequent rainfall, as this month sees substantial precipitation, often totaling over 347 mm (13.7 in). Unlike the drier months, May brings daily showers, leading to a distinctly lush and vibrant landscape. This tropical climate creates a unique, albeit wet, experience that sets May apart from the drier conditions of the preceding months. For more comprehensive details on weather trends throughout the year, visit Bentota Climate.