April Weather in San Juan, Philippines

Last updated: August 27, 2025

In April, San Juan, Philippines, boasts warm and tropical weather, with maximum temperatures reaching a sizzling 32°C (90°F) and an average of 28°C (82°F), creating ideal conditions for beach-goers and sun-seekers. Nighttime temperatures dip to a comfortable 22°C (71°F), providing a pleasant respite from the daytime heat. Despite the warm climate, this month sees about 28 mm (1.1 in) of rain spread over 6 days, contributing to a humidity average of 73%. Travelers can expect a mix of sunshine and rain, making April a vibrant time to explore the lush landscapes and vibrant culture of San Juan.

April Temperature in San Juan

In April, San Juan, Philippines, welcomes warmer days as temperatures continue to rise, with a minimum of 22°C (71°F) and an average of 28°C (82°F). This month marks a notable transition, as the maximum temperature reaches 32°C (90°F), consistent with the rising trend observed since March. The climate in April is characterized by a blend of warm sunshine and inviting breezes, making it an ideal time for outdoor activities. As the heat gradually intensifies leading into May, April serves as a beautiful bridge to the summer season, enticing visitors with its tropical allure.

April Weather in San Juan: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in San Juan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Juan, April typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec787880828282818081818179
Data source: Temperature data for San Juan 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.

April Precipitation in San Juan

In April, San Juan experiences a modest increase in precipitation, with 28 mm (1.1 in) falling over six days, mirroring the rainfall observed in January. This transitional month serves as a precursor to the heavier showers that arrive in the following months, particularly May, which sees a dramatic spike to 157 mm (6.2 in) across a staggering 23 days of rain. The gradual climb in precipitation from March to April hints at the impending wet season, suggesting that while April remains relatively dry, it also marks the beginning of a more sustained and intense rainfall pattern that characterizes the region from late spring into summer.

April Precipitation Trends in San Juan

The chart displays monthly precipitation patterns in San Juan, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In San Juan, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec291611291583695336093431657127
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in San Juan

In April, San Juan, Philippines, experiences a slight shift in humidity, averaging a comfortable 73%. This marks a small increase from March's 71%, signaling the approach of the hotter months. As the country transitions from the dry season towards the sweltering summer, April's humidity remains relatively mild compared to the peaks seen in the following months. Notably, the humidity steadily escalates after April, reaching a high of 89% by November, highlighting a significant trend of increasing moisture in the air as the year progresses. This gradual rise invites residents and visitors alike to embrace the warmth, while also preparing for the more humid conditions that are characteristic of the region's tropical climate.

April Average Humidity in San Juan

This chart illustrates the average monthly humidity levels in San Juan, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in San Juan is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%73%71%73%77%85%86%87%87%86%89%85%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in San Juan

In April, San Juan, Philippines, experiences an extreme UV Index of 14, continuing the trend seen since February. With a burn time of just 10 minutes, outdoor enthusiasts should take extra precautions against sun exposure during this peak season. This high UV level is consistent with the preceding month and aligns with the extreme values recorded throughout the spring. As the region approaches the summer months, maintaining sun safety is crucial, especially when UV ratings remain elevated. For more insights and safety tips, visit San Juan UV Index.

Maximum UV Index Levels in San Juan for April

The chart shows the monthly maximum UV Index (UVI) for San Juan in April, 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. In April, the maximum UV index in San Juan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121414131314141413109
Data source: San Juan April 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.

April Sunshine in San Juan

April in San Juan, Philippines, is a delightful blend of warm weather and abundant sunshine, totaling 313 hours of radiant daylight. While this is slightly below March's peak of 316 hours, it still showcases a remarkable progression from the cooler months of January and February, which offered 240 and 275 hours, respectively. As the region transitions into May, sunshine increases to 320 hours, marking the approach of summer with even more brilliance. This upward trend in daylight hours highlights not only the allure of April for outdoor enthusiasts but also sets the stage for a sun-soaked May, making San Juan a perfect getaway for those seeking to bask in tropical splendor.

Monthly Sunshine Duration in San Juan: April Highlighted

The April sunshine duration represents the total number of hours San Juan experiences direct sunlight during the month of April, excluding cloudy or obstructed periods. This chart compares the sunshine duration of April with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec240h275h316h313h320h285h268h251h269h282h272h283h
Data source: San Juan April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in San Juan During April

April in San Juan, Philippines, enjoys a sustained opportunity for sunshine, with a 66% chance of clear skies. This slight dip from March's 67% indicates that the region is transitioning into the warmer months, yet remains favorable for sun-seekers. Compared to the wetter season that follows in June and July, when chances plummet to a mere 16% and 18%, April stands out as an ideal time for outdoor activities. With the sun making regular appearances, visitors can relish the vibrant beauty of San Juan as it basks in the warmth of early summer.

Percentage of Sunny Days in April in San Juan

The chart illustrates the percentage of sunny days in San Juan throughout the year, with April 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 San Juan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec55%55%67%66%64%16%18%14%38%41%63%58%
Data source: San Juan April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in San Juan in April

In April, San Juan, Philippines experiences a steady 12 hours of daylight, mirroring the trend established in March and May. This month marks a delightful transition as daylight gradually increases throughout the earlier months of the year, from a consistent 11 hours in January and February to a burgeoning 12 hours starting in March. As the year progresses, daylight extends further, peaking at 13 hours during June and July, before tapering off again in the latter half of the year. This rhythm of daylight not only enhances the vibrant atmosphere of San Juan but also invites locals and visitors alike to embrace the beauty of outdoor activities as nature blossoms in the warmth of spring.

Average Daylight Hours in San Juan for April

The chart illustrates the variation in daylight duration in San Juan throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 10m11h 32m12h 2m12h 32m12h 57m13h 10m13h 3m12h 41m12h 12m11h 42m11h 16m11h 4m
Data source: San Juan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in San Juan

As April unfolds in San Juan, the winds begin to dance more gently through the coastal town, averaging 3.3 m/s (7 mph). This slight uptick in wind speed from the previous months signals a gradual shift in the weather patterns, as the breezy atmosphere carries with it the promise of warmth and the approach of summer. Interestingly, this period follows a noticeable decline in wind speeds, hitting a low of 2.7 m/s (6 mph) in March, before picking up again. As we move into May, a further decrease to 2.0 m/s (4 mph) is expected, indicating a calmness that tends to embrace the region as the temperatures rise. The winds of April provide a refreshing prelude to the summer months, characterized by their gentle push that complements the vibrant life along the shores of San Juan.

Average April Wind Speed in San Juan

The chart displays monthly wind speed patterns in San Juan, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.13.42.73.3 m/s2.03.64.03.62.33.13.24.9
Data source: San Juan April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in San Juan Compares to Other Months

Weather in San Juan varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in San Juan, focusing on differences in temperature, rainfall, humidity, and UV levels.

April typically experiences slightly warmer temperatures compared to January, with average highs reaching 32°C (90°F) compared to January's 31°C (88°F). Both months see comparable levels of precipitation, with April receiving 28 mm over 6 days, while January records 29 mm but over just 3 days. Humidity levels are also similar, hovering around 73% in April and 77% in January, making both months feel noticeably warm and moist. For more details on what to expect, you can check out San Juan weather in January.

In comparing the weather between April and February, April tends to be warmer overall, with a minimum temperature of 22°C (71°F) and an average of 28°C (82°F), while February starts at a slightly cooler minimum of 19°C (66°F) and an average of 25°C (78°F). The maximum temperatures are also similar, with April reaching up to 32°C (90°F) and February peaking at 31°C (88°F). Precipitation is more frequent in April, occurring over 6 days and accumulating to 28 mm (1.1 in), in contrast to February, which experiences only 2 days of rain and a total of 16 mm (0.6 in). Despite these differences, the humidity remains consistent at 73% in both months. For more detailed information, you can visit San Juan weather in February.

April experiences slightly warmer temperatures compared to March, with average highs reaching 32°C (90°F) and a minimum of 22°C (71°F), compared to March's minimum of 21°C (70°F) and an average of 27°C (81°F). The precipitation in April is notably higher, totaling 28 mm (1.1 in) over six days, while March only sees 11 mm (0.4 in) across two days. Humidity levels are fairly similar, with April slightly higher at 73% compared to March’s 71%. For more detailed insights on March's weather, you can visit San Juan weather in March.

April and May both feature warm temperatures, with April displaying a minimum of 22°C (71°F) and an average of 28°C (82°F), while May sees slightly higher minimum temperatures at 24°C (76°F). Notably, both months share a similar maximum temperature of around 32°C (90°F). However, the weather in May is considerably wetter, with precipitation reaching 157 mm (6.2 in) over 23 days, compared to April's milder 28 mm (1.1 in) spread over just 6 days. Humidity also increases modestly from 73% in April to 77% in May. For a more detailed look at May weather patterns, you can check out San Juan weather in May.

April and June both share similar average temperatures, hovering around 28°C (82°F), with maximums reaching up to 32°C (90°F). However, April tends to be drier, receiving only 28 mm (1.1 in) of precipitation over approximately 6 days, while June sees a significant increase in rainfall, totaling 369 mm (14.5 in) over 28 days. Additionally, June is characterized by higher humidity levels, averaging 85% compared to April's 73%. For more details on June weather conditions, you can visit San Juan weather in June.

April and July present distinctively different weather patterns. In April, temperatures in San Juan range from a minimum of 22°C (71°F) to a maximum of 32°C (90°F), with an average of 28°C (82°F). This month sees relatively low precipitation, totaling 28 mm (1.1 in) over about 6 days and maintaining a humidity level of 73%. In contrast, July experiences a warmer minimum temperature of 24°C (75°F) and a slightly lower average maximum of 31°C (88°F), with an average of 27°C (81°F). However, July is characterized by significantly higher rainfall, totaling 533 mm (21.0 in) across 29 days, along with increased humidity of 86%. For more details on July's weather in San Juan, visit San Juan weather in July.

April and August present distinctly different weather patterns. In April, temperatures are warmer, averaging 28°C (82°F) with a maximum of 32°C (90°F) and a lower humidity level of 73%. Precipitation during this month is relatively light at 28 mm (1.1 in) over about six days. In stark contrast, August is characterized by higher humidity at 87% and a significant increase in rainfall, totaling 609 mm (24.0 in) across 29 days. The average temperature in August is slightly cooler at 27°C (80°F) but still within a comfortable range, with minimum temperatures reaching 24°C (75°F) and maximum temperatures at 31°C (87°F). For a detailed look at the weather conditions during this time, you can visit San Juan weather in August.

April and September offer distinctly different weather experiences. In April, temperatures range from a minimum of 22°C (71°F) to a maximum of 32°C (90°F), with an average of 28°C (82°F). The month sees relatively low precipitation, with only 28 mm (1.1 in) over about 6 days, and humidity levels are at 73%. In contrast, September is slightly cooler with a minimum temperature of 23°C (74°F) and a maximum that also reaches 32°C (89°F), but the average dips to 27°C (81°F). This month is notably wetter, receiving 343 mm (13.5 in) of rainfall spread across 26 days, leading to higher humidity levels at 87%. For more detailed information, you can check San Juan weather in September.

April and October present distinct weather profiles, despite having similar minimum temperatures of around 22°C (71°F). In April, the average temperature reaches 28°C (82°F) and peaks at 32°C (90°F), alongside relatively low precipitation of 28 mm (1.1 in) over 6 days, and humidity at 73%. In contrast, October experiences a cooler average temperature of 27°C (81°F), a maximum temperature still at 32°C (89°F), but significantly higher precipitation at 165 mm (6.5 in) over 14 days, accompanied by increased humidity levels at 86%. For more insights into October's weather in San Juan, you can check San Juan weather in October.

April and November both feature warm temperatures, with minimums that remain consistent at around 22°C (71°F). However, April enjoys slightly higher average and maximum temperatures, reaching up to 28°C (82°F) and 32°C (90°F), respectively, compared to November's average of 27°C (81°F). When it comes to precipitation, November is notably wetter, with 71 mm (2.8 in) of rain over 8 days, while April sees just 28 mm (1.1 in) over 6 days. Additionally, humidity levels rise in November to 89%, creating a more humid atmosphere compared to April's 73%. For more detailed information, you can check out San Juan weather in November.

April and December showcase subtly different weather patterns. In April, temperatures range from a minimum of 22°C (71°F) to a maximum of 32°C (90°F), with an average of 28°C (82°F). There is a moderate amount of precipitation, totaling 28 mm (1.1 in) over six days, and humidity levels are at 73%. In contrast, December is slightly cooler, with temperatures varying between 21°C (70°F) and 31°C (88°F), averaging 26°C (79°F). Precipitation is similar, at 27 mm (1.1 in) over five days, but humidity increases to 85%. For more details on December weather, visit San Juan weather in December.

Compare San Juan's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in San Juan

As April unfolds in San Juan, the weather transitions to warmer days, with temperatures reaching a peak that can make it feel quite tropical. With an average temperature of 28°C, this month stands out as noticeably warmer compared to the cooler months that precede it. Precipitation is relatively low, with just a handful of rainy days, making it an ideal time for outdoor activities. This combination of warmth and moderate humidity (around 73%) contributes to the vibrant and lively atmosphere of the region. If you're curious to learn more about what to expect throughout the year, check out San Juan Climate for comprehensive details.