May Weather in Tangalle, Sri Lanka

Last updated: March 19, 2025

May in Tangalle, Sri Lanka showcases a warm and humid climate, with temperatures peaking at 32°C (90°F) and averaging around 27°C (82°F), while dropping to a comfortable 24°C (75°F) at night. This month experiences significant rainfall, with a total precipitation of 196 mm (7.7 in) spread over 27 days, making it one of the wetter months of the year. The average humidity stands at a substantial 76%, creating a lush and vibrant atmosphere ideal for nature enthusiasts. Visitors can indulge in the beauty of the region while being mindful of the frequent showers characteristic of this tropical paradise.

May Temperature in Tangalle

In May, Tangalle experiences a slight rise in temperatures as the year approaches its warmer months. The minimum temperature hovers around 24°C (75°F), setting a comfortable baseline for warmth. With an average temperature of 27°C (82°F) and a maximum of 32°C (90°F), visitors can expect pleasantly warm days, perfect for beach outings and exploring the stunning coastline. This month shows a transition from the hotter April, subtly cooling down with maximums dropping just below those of preceding months, indicating a mild yet vibrant atmosphere ideal for soaking in the beauty of Sri Lanka’s southern shores.

May Weather in Tangalle: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Tangalle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec798081818181818080797979
Data source: Temperature data for Tangalle generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Tangalle

May marks a significant peak in precipitation for Tangalle, Sri Lanka, with a total of 196 mm (7.7 in) of rainfall spread over 27 days. This is a notable increase from April's 164 mm and sets the stage for the region's wet season. The consistent rainfall signifies a shift into the midst of the monsoon, as the number of rainy days rises, contributing to the lush greenery that Tangalle is known for. Comparing it to the earlier months, May’s precipitation showcases a trend of increasing wetness, making it a crucial month for agrarian activities and replenishing local water sources. With November following closely with 268 mm, it’s clear that the rainy season in Tangalle is far from over, providing a vibrant backdrop for nature enthusiasts and a vital resource for the community.

May Precipitation Trends in Tangalle

The chart displays monthly precipitation patterns in Tangalle, with values for each month alongside May's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec766211816419612399115160231268172
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Tangalle

In May, Tangalle experiences a slight dip in humidity, registering at 76%, which is a subtle decline from the preceding months that hovered around 77%. This trend marks the beginning of a transitional phase before the humidity climbs again in June to 83%. Interestingly, while January through April maintain consistent levels, May offers a brief respite, providing a unique opportunity to enjoy the lush landscapes of Sri Lanka with slightly more comfortable conditions. As the year progresses, the humidity tends to rise again, taking on a pattern that highlights the region's tropical charm, making it a prime spot for beachgoers and nature lovers alike.

May Average Humidity in Tangalle

This chart illustrates the average monthly humidity levels in Tangalle, with May's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how May's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec80%77%77%77%76%83%81%83%82%83%81%82%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Tangalle

In May, Tangalle, Sri Lanka, continues to experience a high UV Index of 14, categorizing it as extreme with a burn time of just 10 minutes. This intensity in UV exposure aligns closely with the preceding months of March and April, which also registered an impressive peak at 15. While the UV levels show a slight decrease from April, they remain significantly high, emphasizing the importance of sun protection. As the year progresses into June, UV levels are expected to dip slightly. For those planning outdoor activities, awareness of these levels is crucial; you can find more information at Tangalle UV Index.

Maximum UV Index Levels in Tangalle for May

The chart shows the monthly maximum UV Index (UVI) for Tangalle in May, 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.
JanFebMarAprMayJunJulAugSepOctNovDec131415151412131414131111
Data source: Tangalle May 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.

May Sunshine in Tangalle

May in Tangalle, Sri Lanka, boasts a delightful average of 333 sunshine hours, seamlessly continuing the radiant trend established in the previous months. Following a brief peak in March with 335 hours, sunshine remains consistent through April and May, setting the stage for the sun-drenched days ahead. As June approaches, the hours increase slightly to 337, indicating a gradual build-up towards the sunshine-rich summer. This pattern reflects not just the beauty of Tangalle’s weather, but also the perfect backdrop for beach lovers and sun seekers alike, making each month a captivating experience in the heart of Sri Lanka.

Monthly Sunshine Duration in Tangalle: May Highlighted

The May sunshine duration represents the total number of hours Tangalle experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec273h312h335h333h333h337h341h338h321h317h293h310h
Data source: Tangalle May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Tangalle During May

In Tangalle, Sri Lanka, the likelihood of sunny weather takes a notable dip in May, with only 17% chance of clear skies. As the year unfolds, the sunshine peaks in April at 46%, creating a stark contrast to May's gloomy outlook. Following this trend, the chance of sun begins to fluctuate across the months, ultimately hitting its lowest point in August at a mere 8%. This suggests that while April offers a delightful premonition of summer, May tends to usher in the impending monsoon season, leading to an increase in cloud cover and precipitation, drastically reducing the chances to soak up sun in this coastal paradise.

Percentage of Sunny Days in May in Tangalle

The chart illustrates the percentage of sunny days in Tangalle throughout the year, with May 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 Tangalle experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%40%35%46%17%25%15%8%23%18%19%46%
Data source: Tangalle May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Tangalle in May

In Tangalle, Sri Lanka, the daylight duration experiences a fascinating rhythm throughout the year. From January to February, the days maintain a consistent 11 hours of sunlight, gently transitioning to 12 hours starting in March. This extended daylight continues through the warmer months of April to August, allowing locals and visitors alike to make the most of the vibrant surroundings. As the year progresses towards September, daylight remains steadfast at 12 hours, but gradually declines again, echoing the earlier months with 11 hours in October through December. This cyclical pattern highlights the tropical climate's stability, offering a harmonious blend of bright days and restful nights.

Average Daylight Hours in Tangalle for May

The chart illustrates the variation in daylight duration in Tangalle throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 48m11h 55m12h 4m12h 14m12h 22m12h 27m12h 24m12h 17m12h 7m11h 58m11h 50m11h 46m
Data source: Tangalle daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Tangalle

As May unfolds in Tangalle, Sri Lanka, the winds begin to pick up, with an average speed of 4.3 m/s (10 mph), marking a notable increase from the preceding months. This gentle but invigorating breeze acts as a harbinger of the summer season, providing a welcome contrast to the tropical heat. Following May, the wind reaches its peak in July, soaring to 6.2 m/s (14 mph), before gradually tapering off in the latter part of the year. The consistent upward trend in wind speed from March to July not only enhances the coastal charm of Tangalle but also inspires activities such as surfing and sailing, drawing enthusiasts to its shores. As the winds shift, they weave a tapestry of coastal experiences that resonate deeply with both locals and visitors alike.

Average May Wind Speed in Tangalle

The chart displays monthly wind speed patterns in Tangalle, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.62.93.13.04.3 m/s5.66.25.65.44.53.92.9
Data source: Tangalle May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Tangalle Compares to Other Months

The weather in Tangalle 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 Tangalle and find detailed weather information for every month.

May and January present distinct differences in weather patterns. In May, temperatures range from a minimum of 24°C (75°F) to a maximum of 32°C (90°F), with an average of 27°C (82°F). This month sees significant rainfall, with about 196 mm (7.7 in) of precipitation over 27 days, resulting in a humidity level of 76%. In contrast, January generally features slightly cooler temperatures, with a minimum of 21°C (71°F) and a maximum of 33°C (92°F), averaging 26°C (80°F). This month experiences much less rain, totaling 76 mm (3.0 in) over 12 days, and a slightly higher humidity of 80%. For more details on January weather, you can check Tangalle weather in January.

In comparing the weather of May and February, we observe some notable differences. May experiences warmer minima and maxima, with temperatures ranging from a low of 24°C (75°F) to a high of 32°C (90°F), while February sees a slightly lower minimum of 21°C (71°F) and a higher maximum of 34°C (93°F). February's average temperature remains similar at 27°C (81°F), comparable to May's 27°C (82°F). However, May stands out with significantly higher precipitation at 196 mm (7.7 in) over 27 days, compared to February's 62 mm (2.4 in) across just 12 days. Humidity levels are fairly close, sitting at 76% in May versus 77% in February. For more details on the February weather, you can check Tangalle weather in February.

In comparing the weather of May and March, we see some notable differences. March typically experiences slightly cooler temperatures with an average of 27°C (81°F), while May's average stays consistent at 27°C (82°F). However, March can reach a higher maximum temperature of 34°C (93°F) compared to May’s maximum of 32°C (90°F). Precipitation is also more abundant in May, with 196 mm (7.7 in) falling over 27 days, whereas March sees only 118 mm (4.6 in) over 20 days. The humidity is relatively similar, with March at 77% and May at 76%. For more detailed information on March weather, you can check out Tangalle weather in March.

In comparing the weather between April and May, both months showcase warm temperatures, with averages of 27°C (82°F) in both months. However, May experiences slightly higher minimum temperatures at 24°C (75°F), whereas April has a minimum of 23°C (74°F). Interestingly, April boasts a maximum temperature of 33°C (92°F), which is higher than May's maximum of 32°C (90°F). When it comes to precipitation, May is wetter, receiving 196 mm (7.7 in) over 27 days compared to April's 164 mm (6.5 in) over 25 days. Both months have similar humidity levels, with April at 77% and May at 76%. For more details about April weather, visit Tangalle weather in April.

In comparing the weather between May and June, both months experience similar temperature ranges, with minimums around 24°C (75°F), averages close to 27°C (81-82°F), and maximums peaking at 32°C (89-90°F). However, June tends to be slightly drier, receiving only 123 mm (4.9 in) of precipitation over 24 days, compared to May's 196 mm (7.7 in) spread across 27 days. Additionally, June exhibits a higher humidity level at 83%, compared to May's 76%. For more specific details on June's weather, you can check out Tangalle weather in June.

In May, the weather is generally warmer, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 32°C (90°F) and an average of 27°C (82°F). However, this month also brings significant rainfall, with 196 mm (7.7 in) over 27 rainy days, resulting in a humidity level of 76%. In contrast, July sees slightly cooler temperatures with a minimum of 23°C (74°F) and a maximum of 31°C (88°F), while maintaining a similar average temperature of 27°C (81°F). The precipitation decreases considerably to 99 mm (3.9 in) over 22 days, contributing to a higher humidity level of 81%. For more details on July's weather, you can check out Tangalle weather in July.

In May, the weather tends to be quite warm with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 32°C (90°F), contributing to an average temperature of 27°C (82°F). This month is also characterized by significant rainfall, totaling 196 mm (7.7 in) over 27 days, and a humidity level of 76%. In contrast, August features slightly cooler temperatures, with a similar minimum of 24°C (75°F) and an average of 27°C (80°F), but a lower maximum of 31°C (88°F). Precipitation decreases to 115 mm (4.5 in) across 22 days, and humidity rises slightly to 82%. Overall, August is generally drier and more humid compared to May, making it a notable time for weather variations. For further details about August weather, you can check Tangalle weather in August.

In comparing the weather of May and September, both months exhibit warm temperatures with minimal differences. May typically sees a slightly higher average temperature of 27°C (82°F), with maximums reaching up to 32°C (90°F), while September's average is slightly cooler at 26°C (80°F), peaking at 31°C (89°F). However, May tends to be rainier, with precipitation totaling 196 mm (7.7 in) over 27 days compared to September’s 160 mm (6.3 in) across 25 days. Humidity levels are also higher in September at 82%, versus May's 76%, making September feel a bit more humid despite the similar temperatures. For more detailed information, check out Tangalle weather in September.

In comparison to May, October experiences slightly cooler temperatures, with average highs of 31°C (88°F) compared to May's 32°C (90°F). Both months have similar minimum temperatures, hovering around 23°C (75°F) to 24°C (75°F). However, October tends to be wetter, receiving 231 mm (9.1 in) of precipitation over 26 days, compared to May's 196 mm (7.7 in) across 27 days. Additionally, October's humidity is higher at 83%, reflecting the overall dampness typical of the month. For more detailed insights, you can check Tangalle weather in October.

May and November exhibit relatively similar temperatures, with May experiencing slightly warmer conditions; the average temperature in May is 27°C (82°F), compared to November's 26°C (80°F). However, November tends to be wetter, receiving about 268 mm (10.6 in) of precipitation over 25 days, while May averages 196 mm (7.7 in) across 27 days. Furthermore, humidity is higher in November at 81%, compared to May's 76%. For a closer look at the weather conditions during November, you can check Tangalle weather in November.

In May, the weather in Tangalle features warm temperatures, with a minimum of 24°C (75°F), an average of 27°C (82°F), and a maximum of 32°C (90°F). This month experiences significant rainfall, with 196 mm (7.7 in) of precipitation spread over 27 days, resulting in a humidity level of 76%.

Conversely, December offers slightly cooler temperatures, where the minimum is 23°C (73°F), averaging 26°C (80°F), and peaking at 31°C (89°F). Precipitation decreases to 172 mm (6.8 in) over 22 days, with humidity rising to 82%. Overall, while both months are warm and humid, December brings a bit more moisture and slightly lower temperatures compared to May. For more specific insights, check out Tangalle weather in December.

Compare Tangalle's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Tangalle

May in Tangalle brings a notable shift in weather compared to other months, characterized by higher humidity and an increase in precipitation. This time of year witnesses frequent rain showers that add a refreshing touch to the tropical atmosphere, while temperatures remain comfortably warm. The combination of lush landscapes and vibrant flora creates a unique allure, drawing nature enthusiasts and adventurers alike. As you prepare for a visit, you can explore more about the climate specifics at Tangalle Climate to ensure you're ready for the beauty of Tangalle in May.