Last updated: August 27, 2025
May in Calamba, Philippines, is characterized by warm temperatures and high humidity, making it a typical tropical month. With a maximum temperature reaching 33°C (91°F) and an average of 28°C (82°F), residents and visitors alike can expect warm days, while the nights cool down to a minimum of 24°C (75°F). The month experiences significant rainfall, accumulating 178 mm (7.0 in) over 27 days, creating a lush, vibrant landscape but also leading to frequent showers. Humidity levels soar to around 83%, adding to the tropical feel and inviting the rich greenery that defines Calamba's natural beauty during this time.
May in Calamba, Philippines, ushers in a notable rise in temperatures as the transition to the warm season continues. With a minimum of 24°C (75°F), an average of 28°C (82°F), and peaks reaching 33°C (91°F), the month marks a gradual increase from the cooler months preceding it. This upward trend from April's temperatures signals the approach of summer, inviting both locals and tourists to enjoy the region's outdoor activities. The consistent warmth highlights Calamba's tropical climate, making May an ideal time for those seeking sun-drenched adventures while keeping in mind the need for hydration and sun protection.
In Calamba, Philippines, May marks a notable peak in precipitation, with 178 mm (7.0 in) of rainfall accumulated over a substantial 27 days. This trend highlights May as a month of frequent showers, as it experiences one of the highest number of rainy days in the year. Notably, while March and April begin the transition into the wet season with reduced rainfall, May's rainfall amount signifies a significant ramp-up, foreshadowing the heavier downpours of June. As the dry season wanes, May serves as a reminder of the lush greenery that follows, setting the stage for the robust monsoon that characterizes subsequent months.
In Calamba, Philippines, May marks a subtle shift in humidity, as the levels dip to 83%, a drop from the consistent 90% experienced in the earlier months of the year. This decline signals the onset of the dry season, where the air becomes slightly less saturated while still remaining relatively humid. As the region transitions into June, the humidity continues to ease, reaching 81%, indicating a pattern of gradual reduction as the warmer months approach. Despite this decrease, the overall climate remains tropical, with humidity levels in May still reflective of the lush, vibrant environment characteristic of the region. Notably, humidity is generally highest in the first quarter of the year, creating a clear trend of diminishing moisture as summer progresses.
In May, Calamba, Philippines, experiences a UV Index of 14, maintaining its classification in the extreme exposure category, where skin can burn in just 10 minutes. This follows a trend observed throughout the earlier months of the year, with January to April peaking at an impressive UV Index of 16, indicating a high level of sunlight exposure. Even as we move into June, the UV Index slightly dips to 13, but the overall pattern of extreme sun intensity remains consistent. As residents and visitors enjoy the warm sunny days, it’s vital to stay protected. For more insights on UV levels throughout the year, visit Calamba UV Index.
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May in Calamba, Philippines, shines brightly with 318 hours of glorious sunshine, marking it as the sunniest month of the year. As we watch the progression from the cooler early months — with January starting at 223 hours — there's a noticeable upward trend, peaking in May before settling back to 294 hours in June. The consistent increase from the year's start through spring highlights Calamba's delightful transition into a sun-drenched summer, making May not only a symbol of warmth but also a celebration of the vibrant outdoors. As we move into the latter half of the year, days remain bright, albeit slightly dimmer, ensuring that Calamba retains its sunny charm throughout the seasons.
In Calamba, Philippines, May brings a moderate chance of sunny weather, with approximately 17% likelihood of sunshine. This is a slight dip from the more favorable conditions seen in March, which boasts a peak at 28%. As the rainy season approaches, the chances of sunny days decrease from April’s 22%, reflecting a transition in weather patterns. Interestingly, while May’s prospects are better than the typically overcast months of June and July, the overall trend suggests a gradual shift toward cloudier days as the year progresses. Thus, while outdoor plans in May may still find a sliver of sunlight, it’s wise to keep an eye on the changing weather as summer unfolds.
In Calamba, Philippines, the daylight duration experiences a captivating rhythm throughout the year. Beginning with 11 hours in January and February, the days gradually stretch as spring approaches, with 12 hours being the standard from March through August. May, nestled comfortably among these months, enjoys the same generous 12-hour daylight as its neighboring months, inviting outdoor activities and vibrant experiences. As the year progresses into fall, daylight begins to wane again, dropping back to 11 hours in October and returning to its earlier state for the remainder of the year. This pattern reflects a gentle ebb and flow, offering a sense of continuity and connection to the changing seasons.
As the vibrant month of May unfolds in Calamba, Philippines, the average wind speed settles at a gentle 1.8 m/s (4 mph), continuing the trend of relatively mild breezes that characterize the early part of the year. Following a slight uptick in April, May maintains this moderate pace, offering a refreshing respite from the warm temperatures typical of the season. Interestingly, the wind speeds during this period suggest a consistent pattern, where the early months see lower averages, generally peaking in December at 2.3 m/s (5 mph). This stability in wind conditions across May positions the month as an ideal time for outdoor activities, providing a subtle yet enjoyable atmospheric flow.
Weather in Calamba varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Calamba, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in May and January, both months experience warm temperatures, but May tends to be slightly hotter, with an average of 28°C (82°F) compared to January's 26°C (79°F). While January has a maximum temperature of 30°C (87°F), May peaks at 33°C (91°F). In terms of precipitation, January is wetter, receiving 241 mm (9.5 in) over 23 days, whereas May averages 178 mm (7.0 in) across 27 days. Humidity levels are also higher in January at 90%, compared to May's 83%. For more detailed information on January weather, check out Calamba weather in January.
In comparing the weather between May and February, May tends to be warmer and slightly drier. With temperatures ranging from a minimum of 24°C (75°F) to a maximum of 33°C (91°F) and an average of 28°C (82°F), it offers a tropical feel. However, it also experiences significant rainfall, with 178 mm (7.0 in) of precipitation over 27 days and humidity levels at 83%. In contrast, February is cooler, with temperatures reaching a minimum of 21°C (71°F) and a maximum of 30°C (87°F), averaging 26°C (79°F). February sees more precipitation at 209 mm (8.2 in) over 20 days, with higher humidity at 90%. This makes February a wetter month, but with more moderate temperatures. For more details, check out Calamba weather in February.
In comparing the weather between May and March, we observe that May generally experiences higher temperatures, with averages around 28°C (82°F) and maximums reaching 33°C (91°F), compared to March, which has an average of 26°C (80°F) and a maximum of 31°C (88°F). Additionally, May sees significantly more rainfall, accumulating 178 mm (7.0 in) over 27 days, whereas March has 139 mm (5.5 in) across 19 days. Humidity levels are also quite high in both months, with May at 83% and March slightly higher at 90%. For a detailed overview of the weather in March, you can visit Calamba weather in March.
In comparing the weather of May and April, we see that both months are warm, but May tends to be slightly hotter, with average temperatures reaching 28°C (82°F) compared to April's 27°C (81°F). The maximum temperature in May is also higher at 33°C (91°F) versus April's 32°C (89°F). However, May experiences considerably more precipitation, accumulating 178 mm (7.0 in) over 27 days, while April records 148 mm (5.8 in) across 17 days. Additionally, May's humidity is slightly lower at 83% compared to April's 88%, resulting in a more comfortable atmosphere despite the increased rainfall. For more detailed insights into April's weather, you can visit Calamba weather in April.
In comparing the weather patterns of May and June, both months exhibit warm temperatures, but June tends to be slightly milder. May features a minimum temperature of 24°C (75°F) and averages around 28°C (82°F), peaking at 33°C (91°F). In contrast, June's temperatures begin at a minimum of 25°C (76°F), with an average of 27°C (82°F) and a maximum of 32°C (89°F). While May experiences a significant amount of rainfall totaling 178 mm (7.0 inches) over 27 days, June sees an increase in precipitation to 238 mm (9.4 inches) but spreads it out over just 26 days. Additionally, humidity levels remain comparable, with May at 83% and June slightly lower at 81%. For more detailed information, check out Calamba weather in June.
In comparison to May, July presents a slightly cooler weather pattern, with average temperatures ranging from a minimum of 24°C (76°F) to a maximum of 32°C (90°F), while May sees temperatures peaking at 33°C (91°F). Although both months experience high humidity, July's average humidity of 80% is slightly lower than May's 83%. Precipitation also increases in July, totaling 212 mm (8.3 in) over 23 days, compared to May's 178 mm (7.0 in) over 27 days. For more information on July weather patterns, you can check out Calamba weather in July.
In comparing the weather between May and August, we find that both months exhibit warm temperatures, with minimums around 24°C (75-76°F) and average highs of approximately 28°C (82°F). However, May tends to be slightly warmer overall, with a peak of 33°C (91°F) compared to August's maximum of 32°C (90°F). Precipitation is more frequent in May, occurring over 27 days and totaling 178 mm (7.0 in), while August sees less rainfall, accumulating 152 mm (6.0 in) over 22 days. Additionally, humidity levels are slightly higher in May at 83%, compared to 81% in August, making May feel a bit more muggy. For a more detailed look at August weather, you can visit Calamba weather in August.
May and September exhibit similar warm temperatures, with average highs of 33°C (91°F) in May and 32°C (89°F) in September. Both months have a minimum temperature of 24°C (75°F), but May tends to be slightly warmer overall, averaging 28°C (82°F) compared to September's 27°C (82°F). Precipitation is more frequent in May, occurring over 27 days with a total of 178 mm (7.0 in), while September sees a slightly lower total of 165 mm (6.5 in) over 22 days. Humidity levels are also comparable, with May at 83% and September slightly higher at 84%. For detailed information on September weather, you can visit Calamba weather in September.
May and October both experience warm temperatures, with May typically a bit hotter, averaging 28°C (82°F) compared to October's average of 27°C (81°F). The minimum temperatures remain consistent at around 24°C (75°F) for both months, but May can peak at a higher maximum of 33°C (91°F) compared to October's 32°C (89°F). In terms of precipitation, October sees a notably higher amount, totaling 222 mm (8.7 in) over 27 days, while May records 178 mm (7.0 in) during the same number of days. Both months also feature high humidity levels, with May at 83% and October slightly lower at 81%. For a detailed look at October weather, you can visit Calamba weather in October.
May and November both feature warm temperatures, but May generally sees slightly higher averages, with minimums around 24°C (75°F) and maximums reaching 33°C (91°F), compared to November's 21°C (71°F) minimum and 31°C (88°F) maximum. Precipitation is quite similar between the two months; May records around 178 mm (7.0 in) over 27 days, whereas November experiences a slight increase with 189 mm (7.4 in) over 25 days. Humidity levels are comparable, hovering around 83% in May and 84% in November, creating a consistently humid atmosphere during this period. For more detailed information, you can visit Calamba weather in November.
In comparing the weather of May and December, both months experience warm temperatures, with May having a slightly higher average temperature of 28°C (82°F) compared to December's 27°C (80°F). The minimum and maximum temperatures are also comparable, with May reaching a peak of 33°C (91°F) and December maxing out at 31°C (88°F). However, December is characterized by higher precipitation, totaling 264 mm (10.4 in) over 28 days, compared to May's 178 mm (7.0 in) over 27 days. Additionally, December exhibits greater humidity at 88%, versus May's 83%. For those interested in more detailed weather information, visit Calamba weather in December.
As May unfolds in Calamba, it showcases a markedly warmer and wetter climate compared to other months. With a maximum temperature often soaring to around 33°C, the heat is palpable, often paired with high humidity levels nearing 83%. This perfect storm of warmth and moisture leads to considerable rainfall, with nearly 27 days of precipitation contributing to a total of 178 mm for the month. These weather patterns distinguish May as a period of intense tropical weather, setting the stage for a vibrant natural landscape. For more detailed information on the seasonal variations, visit Calamba Climate.