Last updated: March 19, 2025
In May, Galle, Sri Lanka, experiences a tropical climate characterized by warm temperatures and high humidity levels. The maximum temperature can reach up to 31°C (87°F), with an average of 28°C (82°F), while the minimum hovers around 25°C (78°F). This month is also marked by substantial precipitation, accumulating 289 mm (11.4 in) over nearly every day of the month, with a total of 28 precipitation days, which contributes to the lush and vibrant scenery of the region. Visitors can expect a humid environment at 76%, making it an ideal time for those who enjoy a tropical ambiance, but it also calls for preparation against frequent rain showers.
In Galle, Sri Lanka, May heralds the onset of slightly warmer temperatures, with low averages hovering around 25°C (78°F) and daily highs reaching up to 31°C (87°F). This month typically retains the balmy feel of preceding months, showcasing a steady average temperature of 28°C (82°F), similar to April. Interestingly, while May sees a slight dip in maximum temperatures compared to the previous month, the overall warmth remains inviting for beachgoers and explorers alike. As the humidity begins to rise, the tropical ambiance becomes even more pronounced, making May a vibrant month for experiencing the rich culture and stunning landscapes of Galle.
May in Galle, Sri Lanka, marks the peak of the rainy season, bringing a staggering 289 mm (11.4 in) of precipitation over an impressive 28 days of rainfall. This significant increase from April's 137 mm (5.4 in) highlights a clear trend of escalating wetness as the region transitions into its monsoon season. The rainfall intensity is matched by the number of rainy days, showcasing the persistent showers that characterize late spring. As June approaches, the precipitation remains high at 237 mm (9.3 in) over the same number of days, indicating that Galle's lush landscapes are nourished during this time, making it a vibrant period for the local environment, albeit a challenging one for outdoor activities. The clear upward trajectory of both precipitation amount and rainy days from the earlier months underscores the vital role of May as a defining moment in Galle's climate pattern.
In May, Galle, Sri Lanka, experiences a subtle drop in humidity, averaging 76%, offering a slight reprieve from the sweltering levels of earlier months. This trend marks a gradual transition as the humidity begins to decline from its peak of 80% in January, stabilizing around 77% through April. However, as the wet season approaches, humidity levels are poised to rise once again, with June seeing a higher average of 83%. Notably, while May may feel drier compared to the preceding months, the air remains comfortably humid, consistent with Galle's tropical climate. This delicate balance enhances the region's lush landscapes while providing a warm, inviting atmosphere for visitors.
In May, Galle, Sri Lanka, continues to experience an extreme UV Index of 14, with a consistent burn time of just 10 minutes. This month follows a trend established from January to April, where the UV levels hovered between 13 to 15, indicating a strong need for sun protection during outdoor activities. While there is a slight dip in the index compared to the previous month, the exposure remains critical, reminding locals and tourists alike to stay vigilant. As the sun's rays intensify heading into June, it's essential to remain conscious of UV exposure. For more detailed information, check out Galle UV Index.
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May in Galle, Sri Lanka, enjoys a delightful 329 hours of sunshine, making it a perfect month for those seeking warmth and light. As the year unfolds, sunshine hours show a consistent upward trend from January's 273 hours to July's peak of 339 hours. This sunny spell continues into August, with only a slight dip in September to 317 hours. The steady influx of bright days not only enhances the natural beauty of Galle's coastline but also invites travelers to soak in the vibrant atmosphere, making May a charming precursor to the summer months ahead. Whether it's lounging on the beach or exploring the rich cultural heritage, the sunshine in May provides an inviting backdrop for unforgettable experiences.
The likelihood of sunny weather in May in Galle, Sri Lanka, takes a notable dip, with only an 18% chance of sunshine. This decrease is part of a broader trend, as the region experiences its highest solar exposure in April at 48%, followed by a significant decline into May and a further decrease through the summer months. Comparing May to its neighboring months, the chances of sunny skies remain lower than February’s 42% or even March’s 34%, highlighting a period where rainfall and overcast conditions are more prevalent. As the region transitions closer to the monsoon season, the decrease in sunlit days becomes a defining characteristic of Galle’s weather in May, signaling the approaching need for rain gear rather than sunscreen.
In Galle, Sri Lanka, the daylight duration exhibits a fascinating rhythm throughout the year. Starting with a consistent 11 hours in January and February, the days gradually lengthen, reaching 12 hours by March. This ample daylight continues into the summer months of April through September, providing plenty of sunlit hours for exploration and leisure. As autumn approaches in October, the daylight begins to contract again, returning to 11 hours through the rest of the year. This predictable cycle of daylight not only enriches the vibrant culture of Galle but also enhances its stunning coastal beauty, making it an inviting destination year-round.
In Galle, Sri Lanka, the month of May marks a noticeable shift in wind conditions, as the average wind speed climbs to 4.9 m/s (11 mph), reflecting a transition towards the peak of the windy season. This uptick is significant compared to the lighter breezes of the earlier months; January through April sees winds varying between 2.1 and 3.1 m/s (5-7 mph). However, May sets the stage for the stronger gusts that follow, with June and July showcasing average speeds of 6.2 m/s (14 mph) and 6.8 m/s (15 mph) respectively. This pattern highlights the gradual intensification of the winds as the months progress, making it an ideal time for kite enthusiasts and those seeking the thrilling embrace of coastal breezes. As the year progresses, the winds remain relatively robust before tapering off again in the quieter months of late autumn and winter.
The weather in Galle 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 Galle and find detailed weather information for every month.
In comparing the weather between May and January, it is evident that both months experience warm temperatures, with January showing slightly cooler averages. May has a minimum temperature of 25°C (78°F) and an average of 28°C (82°F), while January has a minimum of 24°C (76°F) and an average of 27°C (80°F). However, May is characterized by significantly higher precipitation, with a total of 289 mm (11.4 in) over 28 days, contrasting sharply with January's 60 mm (2.4 in) over just 11 days. Additionally, humidity levels are marginally lower in May at 76%, compared to January's 80%. For more specific details on the January weather in Galle, you can check Galle weather in January.
May and February exhibit distinct weather patterns, with February generally offering slightly cooler temperatures. In February, temperatures range from a minimum of 24°C (76°F) to a maximum of 32°C (89°F), with an average of 27°C (81°F), while May sees a minimum of 25°C (78°F) and peaks at 31°C (87°F) with an average of 28°C (82°F). February also experiences significantly less precipitation, with only 62 mm (2.4 in) over 12 days compared to May's 289 mm (11.4 in) across 28 days. Humidity levels are quite similar in both months, with February at 77% and May at 76%. For more information on February weather in Galle, you can check Galle weather in February.
In comparing the weather in May and March, March generally feels slightly cooler, with an average temperature of 27°C (82°F) compared to May's 28°C (82°F). However, March has higher maximum temperatures peaking at 32°C (89°F) versus May's maximum of 31°C (87°F). Rainfall also differs significantly; while March sees 89 mm (3.5 in) of precipitation over 17 days, May experiences a much wetter climate with 289 mm (11.4 in) spread across 28 days. Humidity levels are quite similar, with March at 77% and May slightly lower at 76%. To explore more on this topic, check out Galle weather in March.
In comparing the weather between April and May, both months exhibit similar temperature ranges, with minimums around 25°C (78°F) and average highs close to 31°C (89°F in April and 87°F in May). However, May experiences significantly more precipitation, with a total of 289 mm (11.4 in) over 28 days, compared to April's 137 mm (5.4 in) over 24 days. The humidity levels remain high, with both months hovering around 76-77%. This increase in rainfall in May presents a stark contrast to April's relatively drier conditions. For more detailed insights on April weather, you can check Galle weather in April.
May and June present similar warm temperatures, with both months featuring a minimum temperature of 25°C (78°F). However, May tends to be slightly hotter on average, with temperatures reaching up to 31°C (87°F), while June peaks at 30°C (85°F). Rainfall decreases from May to June, with May receiving 289 mm (11.4 in) of precipitation compared to June's 237 mm (9.3 in). Despite the reduction in rainfall, June experiences higher humidity levels at 83%, compared to May's 76%. For a more detailed look at June's weather specifics, you can click here: Galle weather in June.
In May, the weather is characterized by slightly warmer temperatures, with averages around 28°C (82°F) and maximums reaching 31°C (87°F). This month also sees considerable rainfall, with a total precipitation of 289 mm (11.4 in) spread over 28 days, contributing to a humidity level of 76%. In contrast, July offers a more moderate climate, with an average temperature of 27°C (81°F) and maximums peaking at 29°C (85°F). The total precipitation in July drops to 207 mm (8.1 in), yet it still experiences rainfall on 28 days, resulting in a higher humidity of 81%. For those seeking detailed information on July weather, you can visit Galle weather in July.
In May, temperatures in Galle are slightly warmer, with minimums reaching 25°C (78°F) and average highs around 31°C (87°F). However, this month also sees significant rainfall, totaling 289 mm (11.4 in) over 28 days, paired with a humidity level of 76%. In contrast, August experiences cooler temperatures, with an average high of 29°C (84°F) and similar minimums at 25°C (76°F). Rainfall decreases to 219 mm (8.6 in) over 27 days, accompanied by higher humidity at 82%. For more detailed information, you can check out Galle weather in August.
In May, temperatures are generally warmer, with an average of 28°C (82°F) and a maximum of 31°C (87°F), while September sees slightly cooler averages of 27°C (80°F) and a max of 29°C (84°F). Precipitation in May is significantly higher at 289 mm (11.4 in), occurring over 28 days, compared to September's 235 mm (9.3 in) over 27 days. Additionally, humidity levels are slightly higher in September at 82%, compared to May's 76%. For more detailed weather conditions, check out Galle weather in September.
May and October exhibit similar warm temperatures, with both months having a minimum temperature around 25°C (77°F) and an average temperature slightly higher in May at 28°C (82°F) compared to 27°C (80°F) in October. However, October is characterized by a slightly lower maximum temperature of 29°C (84°F), while May can reach up to 31°C (87°F). In terms of precipitation, May experiences more rainfall with 289 mm (11.4 in) over 28 days, compared to October's 259 mm (10.2 in) also over 28 days. Humidity levels are higher in October at 83%, compared to 76% in May. For more details, check out Galle weather in October.
In May, temperatures are generally warmer, with a minimum of 25°C (78°F) and an average of 28°C (82°F), reaching up to a maximum of 31°C (87°F). The month experiences significant rainfall, totaling 289 mm (11.4 in) over 28 days, contributing to a humidity level of 76%. In contrast, November features slightly cooler temperatures, with a minimum of 24°C (75°F), an average of 27°C (80°F), and a maximum of 30°C (86°F). While November still sees considerable precipitation, measuring 223 mm (8.8 in) over 25 days, the humidity rises slightly to 81%. For more detailed insights into November weather patterns, you can check Galle weather in November.
May and December showcase distinct weather patterns. In May, temperatures are warmer, with a minimum of 25°C (78°F) and a maximum reaching 31°C (87°F), while the average temperature sits at 28°C (82°F). This month also experiences significant rainfall, with 289 mm (11.4 in) spread over 28 days, contributing to a high humidity level of 76%. In contrast, December presents slightly cooler temperatures, with averages around 27°C (80°F) and maximums of 30°C (85°F). Rainfall is considerably less, totaling 151 mm (5.9 in) over 19 days, and humidity increases to 82%. For a closer look at December weather, you can refer to Galle weather in December.
May in Galle brings a significant shift in weather, characterized by higher temperatures and increased humidity that contrast with the relatively mild conditions of earlier months. With an average temperature reaching around 28°C (82°F), residents and visitors alike can expect a warm atmosphere, but the real story lies in the 289 mm (11.4 in) of precipitation over nearly the entire month, resulting in frequent rain showers. This heavy rainfall not only enhances the lush greenery of the region but also signals the arrival of the monsoon season, making it a uniquely wet and humid experience compared to the drier spells of previous months. For a deeper understanding of the weather patterns in Galle, check out Galle Climate.