May Weather in Batticaloa, Sri Lanka

Last updated: March 19, 2025

Experience the warm climate of Batticaloa, Sri Lanka in May, where temperatures soar with a maximum of 34°C (93°F) and an enticing average of 29°C (85°F), providing ample opportunity for outdoor adventures. While the month brings a minimum temperature of 26°C (79°F), it also witnesses a noticeable humidity level of 79%, creating a tropical ambiance. Rainfall is a part of the mix, with 57 mm (2.2 in) of precipitation spread over 13 days, offering refreshing interludes. Whether soaking in the sun or enjoying the occasional shower, May in Batticaloa is a vibrant blend of warmth and tropical charm.

May Temperature in Batticaloa

In May, Batticaloa, Sri Lanka, begins to fully embrace the warmth of the approaching summer. With minimum temperatures around 26°C (79°F) and averages reaching 29°C (85°F), the heat intensifies as the month progresses. The maximum temperatures soar to a sizzling 34°C (93°F), marking a notable rise from the previous months. This trend highlights a gradual climb in temperature as Sri Lanka transitions from the cooler early months towards the hotter peak of summer, offering a vibrant experience for those who relish the tropical sunshine. The significant increase in warmth encourages both locals and visitors alike to engage in water activities and explore the stunning coastal scenery that Batticaloa is renowned for.

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

The chart illustrates May temperature patterns in Batticaloa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec798081838585858483828079
Data source: Temperature data for Batticaloa 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.

May Precipitation in Batticaloa

In Batticaloa, Sri Lanka, May experiences a moderate increase in precipitation, with rainfall totaling 57 mm (2.2 in) over approximately 13 days. This marks a slight rebound from April's drier conditions, yet it remains significantly lower than the heavy rainfall expected in the subsequent months of October and November. The trend illustrates a gradual buildup of moisture as the region transitions from the relatively dry early months of the year to the more intense monsoonal downpours later on. As May unfolds, the lush landscape begins to thrive, setting the stage for the vibrant greenery that follows in the peak rainfall months.

May Precipitation Trends in Batticaloa

The chart displays monthly precipitation patterns in Batticaloa, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1397764415727323468166313246
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Batticaloa

May in Batticaloa, Sri Lanka, brings a notable increase in humidity, reaching 79%, which reflects a transition into the wetter months. After a gradual decline in the earlier months of the year, where humidity dipped to a low of 69% in March and April, May signals a resurgence as it approaches the more humid months of June and August, both of which hover around 85%. This subtle rise indicates the onset of the monsoon season, where the air becomes thicker and more humid, setting the stage for the lush greenery and vibrant landscapes characteristic of Sri Lanka's coastal region. As the year progresses, the humidity tends to peak in the latter half, with October experiencing the highest levels at 89%. Thus, May serves as a crucial marker of shifting weather patterns, leading residents and visitors alike to prepare for the lush vitality that follows.

May Average Humidity in Batticaloa

This chart illustrates the average monthly humidity levels in Batticaloa, 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%72%69%69%79%85%81%85%81%89%88%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Batticaloa

In May, Batticaloa, Sri Lanka, experiences a UV Index of 14, indicating an extreme exposure category with minimal burn time of just 10 minutes. This places May alongside the slightly higher values recorded in the preceding months, particularly March and April, which both reached a peak UV Index of 15. Even as the UV Index dips slightly in May, it remains high, making sun protection essential for both locals and visitors. Following May, the UV Index gradually decreases as the year progresses, with June also maintaining an impressive 13. This trend highlights Batticaloa's consistent high UV levels, reinforcing the importance of being vigilant against harmful sun exposure all year round. For more details, visit Batticaloa UV Index.

Maximum UV Index Levels in Batticaloa for May

The chart shows the monthly maximum UV Index (UVI) for Batticaloa 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.
JanFebMarAprMayJunJulAugSepOctNovDec121315151413121414131211
Data source: Batticaloa 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 Batticaloa

Batticaloa, Sri Lanka, basks in a generous glow of sunshine throughout the year, with May standing out as a particularly bright month. This time of year typically boasts 345 hours of sunlight, contributing to a pattern of steadily increasing daylight as the year progresses. From January's 263 hours, the sunshine steadily climbs, peaking in July with 350 hours, before gently tapering off toward the end of the year. The consistent warmth and radiant days of May usher in the heart of summer, making it a vibrant period ideal for exploring the stunning coastal beauty of Batticaloa. As the irresistible allure of sunshine continues through the months, visitors and locals alike can revel in the tropical charm that defines this enchanting region.

Monthly Sunshine Duration in Batticaloa: May Highlighted

The May sunshine duration represents the total number of hours Batticaloa 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.
JanFebMarAprMayJunJulAugSepOctNovDec263h307h343h342h345h343h350h344h329h323h293h303h
Data source: Batticaloa May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Batticaloa During May

In Batticaloa, Sri Lanka, the likelihood of sunny weather in May presents a modest 20% chance of sunshine, marking a notable decrease from the preceding month's 56%. This dip suggests that while April enjoys a flush of bright days, May tends to transition towards cloudier conditions. Interestingly, May's weather pattern is consistent with the trend observed in both June and July, which also reflect relatively low probabilities of sunlight. Overall, if you're planning a trip to Batticaloa in May, be prepared for a blend of sun and occasional overcast skies—making it a delightful yet unpredictable month for outdoor activities.

Percentage of Sunny Days in May in Batticaloa

The chart illustrates the percentage of sunny days in Batticaloa 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 Batticaloa experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%43%40%56%20%26%22%7%24%20%20%49%
Data source: Batticaloa May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Batticaloa in May

May in Batticaloa, Sri Lanka, enjoys a delightful 12 hours of daylight, a continuation of the trend seen since March. The month marks a stable midpoint in the annual rhythm, where longer days begin to dominate the calendar, providing ample opportunity to bask in the exuberance of nature. Prior to May, daylight gradually increased from 11 hours in January and February to a peak of 12 in both March and April. Following May, the consistent 12 hours persist into the following months, fostering an enduring environment for outdoor activities and exploration. As summer approaches, this balanced daylight not only enhances the vibrancy of the region but also invites both locals and travelers to embrace the beauty of Batticaloa.

Average Daylight Hours in Batticaloa for May

The chart illustrates the variation in daylight duration in Batticaloa throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 42m11h 52m12h 4m12h 16m12h 27m12h 32m12h 30m12h 20m12h 8m11h 56m11h 45m11h 40m
Data source: Batticaloa daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Batticaloa

In Batticaloa, Sri Lanka, the winds of May bring a gentle breeze with an average speed of 3.1 m/s (7 mph), continuing the trend of mild winds characteristic of the pre-monsoon months. Following a gradual decline from April’s 2.7 m/s (6 mph), May's winds pick up slightly, aligning closely with the average conditions seen in June and November. This stability hints at the region’s calm before the potential shift in weather as the monsoon approaches. Overall, Batticaloa experiences relatively consistent wind patterns during this period, creating an inviting atmosphere for beachgoers and outdoor enthusiasts seeking a serene escape.

Average May Wind Speed in Batticaloa

The chart displays monthly wind speed patterns in Batticaloa, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.94.43.22.73.1 m/s3.23.73.22.92.83.13.9
Data source: Batticaloa May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Batticaloa Compares to Other Months

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

When comparing the weather in May and January, one can see distinct differences in temperature and precipitation. In May, temperatures range from a minimum of 26°C (79°F) to a maximum of 34°C (93°F), averaging around 29°C (85°F). The month experiences about 57 mm (2.2 in) of precipitation over 13 days, with humidity hovering at 79%. In contrast, January tends to be cooler, with temperatures ranging from a minimum of 23°C (73°F) to a maximum of 29°C (84°F), averaging 26°C (79°F). However, it is significantly wetter, receiving 139 mm (5.5 in) of rain over 14 days and slightly higher humidity at 80%. For more detailed information, you can check Batticaloa weather in January.

When comparing the weather in May and February, one can see distinct differences in temperature and precipitation. May tends to be warmer, with average temperatures ranging from a minimum of 26°C (79°F) to a maximum of 34°C (93°F), while February is slightly cooler, with an average range of 24°C (75°F) to 29°C (85°F). Although February experiences slightly more rainfall at 77 mm (3.0 in) over 15 days compared to May's 57 mm (2.2 in) over 13 days, it has lower humidity levels at 72% versus May's 79%. For more details, visit Batticaloa weather in February.

In comparing the weather of May and March, we see that May tends to be warmer, with average temperatures reaching 29°C (85°F) and maximums hitting 34°C (93°F), compared to March, which has a slightly cooler average of 27°C (82°F) and peaks at 31°C (88°F). March experiences a bit more precipitation, totaling 64 mm (2.5 in) over 12 days, whereas May has 57 mm (2.2 in) across 13 days. Additionally, May's humidity level is higher at 79%, compared to March's 69%, making May feel a bit muggier. For a more detailed look at the weather in March, you can check out Batticaloa weather in March.

In comparing the weather of May and April, it's evident that May experiences slightly warmer temperatures, with averages reaching up to 29°C (85°F) compared to April's 28°C (83°F). Additionally, May has higher maximum temperatures, hitting 34°C (93°F), while April peaks at 32°C (90°F). Precipitation also sees an increase during May, with 57 mm (2.2 in) recorded over 13 days, compared to April's 41 mm (1.6 in) over 10 days. Furthermore, the humidity in May is notably higher at 79%, compared to April's 69%. For more detailed insights on April's weather, you can check Batticaloa weather in April.

May and June display somewhat similar temperature ranges, with both months featuring minimum temperatures of 26°C (79°F) and maximum temperatures soaring to 34°C (93°F). However, June experiences a slightly higher average temperature of 30°C (86°F) compared to May's 29°C (85°F). When it comes to precipitation, May sees a notable 57 mm (2.2 in) over 13 days, while June has significantly less rain, only 27 mm (1.0 in) across 7 days. In terms of humidity, June also records a higher level at 85%, compared to May's 79%. For more detailed insights on June weather, visit Batticaloa weather in June.

In May, the weather is characterized by warm temperatures, with a minimum of 26°C (79°F) and an average of 29°C (85°F), peaking at 34°C (93°F). The month experiences significant precipitation, totaling 57 mm (2.2 in) over 13 days, alongside a humidity level of 79%. In contrast, July maintains similar temperatures, with a minimum of 25°C (78°F), an average of 29°C (85°F), and a maximum of 34°C (93°F). However, it sees a decrease in precipitation, amounting to 32 mm (1.2 in) over just 9 days, and a slight increase in humidity at 81%. This makes July notably drier than May, despite similar temperature ranges. For more detailed information, please refer to Batticaloa weather in July.

May and August in Batticaloa exhibit similar warm temperatures, with both months averaging around 29°C (85°F). However, May tends to be slightly warmer, featuring maximum temperatures reaching 34°C (93°F) compared to August's maximum of 33°C (92°F). Precipitation also plays a significant role in distinguishing the two months; May sees 57 mm (2.2 inches) of rainfall over 13 days, while August has considerably less, with only 34 mm (1.3 inches) over 8 days. Humidity levels are high in both months, with August being marginally more humid at 85% compared to May's 79%. For more detailed insights, you can visit Batticaloa weather in August.

May and September weather show notable similarities and differences. In May, temperatures range from a minimum of 26°C (79°F) to a maximum of 34°C (93°F), with an average of 29°C (85°F). The month experiences about 57 mm (2.2 in) of rainfall spread over 13 days, with a comfortable humidity level of 79%. In contrast, September presents slightly cooler temperatures, with a minimum of 25°C (78°F), an average of 28°C (83°F), and a maximum of 32°C (90°F). The precipitation increases to 68 mm (2.7 in) over 14 days, accompanied by a marginally higher humidity of 81%. For more detailed insights, check out Batticaloa weather in September.

May and October exhibit notable differences in weather patterns. May typically sees warmer temperatures, with averages around 29°C (85°F) and maximums reaching up to 34°C (93°F). In contrast, October's temperatures are slightly cooler, with an average of 28°C (82°F) and a maximum of 32°C (90°F). Precipitation levels also tell a different story; May experiences lighter rainfall at 57 mm (2.2 in) over about 13 days, whereas October is much wetter, receiving 166 mm (6.5 in) over approximately 20 days. Additionally, humidity is higher in October at 89%, compared to May’s 79%. For more detailed information, you can check Batticaloa weather in October.

In comparing the weather of May and November, it’s clear that May tends to be warmer, with average temperatures reaching 29°C (85°F) and maximums peaking at 34°C (93°F). In contrast, November offers slightly cooler temperatures, averaging 27°C (80°F) and a maximum of 30°C (87°F). However, November experiences significantly higher precipitation, with about 313 mm (12.3 in) falling over 24 days, compared to May's 57 mm (2.2 in) over 13 days. This increased rain contributes to a higher humidity level in November, which averages 88%, compared to May's 79%. For more details, check out Batticaloa weather in November.

In May, temperatures in Batticaloa range from a minimum of 26°C (79°F) to a maximum of 34°C (93°F), with an average temperature of 29°C (85°F). The month experiences relatively moderate precipitation of 57 mm (2.2 in) over approximately 13 days, along with a humidity level of 79%.

In contrast, December sees cooler conditions, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 29°C (85°F) and an average of 26°C (80°F). However, it brings significantly higher rainfall, totaling 246 mm (9.7 in) across about 22 days, with humidity reaching 86%. These differences highlight the transition from the warmer, drier conditions of May to the cooler, wetter climate typical of December. For more detailed information, check Batticaloa weather in December.

Compare Batticaloa's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Batticaloa

As May rolls into Batticaloa, the weather showcases a distinct character that sets it apart from other months. With warm temperatures averaging around 29°C (85°F), you'll notice a pleasant heat that can peak at highs of 34°C (93°F). However, the atmosphere becomes increasingly humid, hovering around 79%, which contributes to a muggy feel throughout the day. Rain begins to make its presence felt, with 13 days experiencing precipitation totaling about 57 mm (2.2 in), marking May as a transitional month towards the wetter season. For those curious about the broader weather patterns and trends of this beautiful coastal city, visit Batticaloa Climate.