April Weather in Sigiriya, Sri Lanka

Last updated: March 19, 2025

April in Sigiriya, Sri Lanka unveils a captivating blend of warmth and occasional showers. With maximum temperatures soaring to 37°C (99°F) and an average of 29°C (84°F), the days are typically hot and inviting. Evenings bring cooler relief, with temperatures dipping to a minimum of 20°C (68°F). Amidst this heat, expect 70 mm (2.8 in) of rainfall over about 9 days, contributing to a humidity level of 69% that enhances the lush beauty of this iconic landscape. Thus, April serves as a vibrant and dynamic month, perfect for exploring the natural wonders of Sigiriya while being mindful of the humidity and brief rain showers.

April Temperature in Sigiriya

In April, Sigiriya experiences a notable rise in temperatures, with minimums averaging 20°C (68°F) and maximums soaring to 37°C (99°F), marking it as one of the hottest months of the year. The average temperature hovers around 29°C (84°F), presenting a warm and inviting atmosphere for visitors. This trend of increasing heat starts to build in the preceding months, as temperatures rise progressively from March's averages. The warm April sun enhances the vibrant landscapes of Sigiriya, making it a perfect time for exploration, though it's wise to stay hydrated and seek shade during peak hours. As the month transitions into May, the temperatures hold steady, indicating a continuation of this tropical warmth that characterizes the region.

April Weather in Sigiriya: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Sigiriya, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec767781838384848382817977
Data source: Temperature data for Sigiriya 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 Sigiriya

In April, Sigiriya experiences a notable shift in precipitation patterns, accumulating 70 mm (2.8 in) over about 9 days of rain. This is a slight decrease from March's 54 mm, yet still indicative of the region's transitional climate as it gears up for the monsoon season. The rainfall during this month typically brings a refreshing vibrancy to the landscape, as lush greenery begins to flourish. Following April, rainfall increases again in May, reaching 83 mm (3.3 in), highlighting a trend of progressively heavier precipitation leading into the wettest months of the year, namely October and November. This seasonal pattern not only shapes the environmental beauty of Sigiriya but also plays a crucial role in local agriculture, setting the stage for a rich and bountiful harvest.

April Precipitation Trends in Sigiriya

The chart displays monthly precipitation patterns in Sigiriya, 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.
JanFebMarAprMayJunJulAugSepOctNovDec824054708322332667226275175
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Sigiriya

In April, the humidity in Sigiriya, Sri Lanka, sits at a comfortable 69%, mirroring the levels from the previous month, March. This brief plateau in humidity is part of a larger trend, as the area experiences a gradual rise from the lower percentages seen at the beginning of the year. Following April, humidity levels are expected to surge, peaking in October at an intense 89%. As spring gives way to early summer, visitors can anticipate a shift toward more humid conditions, with May showing a notable increase to 79%. Overall, April offers a moment of respite before the humidity rises, creating a more enjoyable atmosphere for exploration in this stunning region of Sri Lanka.

April Average Humidity in Sigiriya

This chart illustrates the average monthly humidity levels in Sigiriya, with April's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how April's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec80%72%69%69%79%85%81%85%81%89%88%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Sigiriya

In April, Sigiriya, Sri Lanka, experiences a UV Index of 14, categorized as extreme, similar to the preceding months, signaling that sun protection is crucial for outdoor activities. With a consistent burn time of just 10 minutes, visitors should remain vigilant against the sun's potent rays, a trend observed from January through August where the UV Index remains strikingly high. After April, the UV Index gradually dips to 13 in June and October, but still maintains its extreme classification, allowing only a slight respite before returning to similarly intense levels in May and during the latter months. This persistent exposure underscores the importance of safeguarding oneself from the sun. For a closer look at monthly UV trends, visit Sigiriya UV Index.

Maximum UV Index Levels in Sigiriya for April

The chart shows the monthly maximum UV Index (UVI) for Sigiriya 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.
JanFebMarAprMayJunJulAugSepOctNovDec121315141413131414131210
Data source: Sigiriya 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 Sigiriya

April in Sigiriya, Sri Lanka, basks in a radiant 337 hours of sunshine, showcasing a delightful continuation of the region's sun-kissed charm. This month follows closely behind March's peak of 340 hours, illustrating a consistent trend of bright days as the year progresses. As spring transitions into early summer, sunshine hours remain robust, with April's count reflecting a slight dip yet still exceeding 330 hours. The overall pattern reveals a vibrant period from January through July, where sunshine hours generally hover above the 330-hour mark, promising ample opportunities for exploration and adventure in the stunning landscapes of Sigiriya. As the year progresses toward winter, however, a gradual decline in sunshine can be observed, culminating in the wetter months towards the end of the year. Each hour of sunlight in April beckons travelers to experience the historical wonders and natural beauty of this UNESCO World Heritage site.

Monthly Sunshine Duration in Sigiriya: April Highlighted

The April sunshine duration represents the total number of hours Sigiriya 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.
JanFebMarAprMayJunJulAugSepOctNovDec260h307h340h337h331h337h343h338h317h308h270h298h
Data source: Sigiriya April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sigiriya During April

April in Sigiriya, Sri Lanka, marks a pivotal shift in the weather pattern, with the chance of sunny days rising to 50%—the highest percentage of the year. This increase follows the relatively moderate sunshine in March (39%) and contrasts sharply with the significantly lower chances seen in the preceding months like January (15%) and February (40%). As the month progresses, visitors can expect the vibrant landscape of Sigiriya to bask under the sun more frequently, making it an ideal time for exploration. However, this sunny peak is followed by a decline in May (21%), emphasizing the transient nature of April's delightful weather. Overall, April stands out as a promising choice for those looking to enjoy sunny escapades amidst Sri Lanka's majestic scenery.

Percentage of Sunny Days in April in Sigiriya

The chart illustrates the percentage of sunny days in Sigiriya 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 Sigiriya experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec15%40%40%50%21%24%18%8%19%16%14%42%
Data source: Sigiriya April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sigiriya in April

In April, Sigiriya, Sri Lanka enjoys 12 hours of daylight, continuing the trend seen in March and the following months until September. This consistent daylight duration highlights the region's tropical climate, where longer days usher in vibrant activities and stunning sunsets. As the year progresses from January through April, daylight slowly increases from 11 to 12 hours, allowing visitors to fully immerse themselves in the rich history and breathtaking landscapes that Sigiriya has to offer. Whether it's exploring the ancient rock fortress or taking in the lush surroundings, April provides the perfect balance of light for an unforgettable experience.

Average Daylight Hours in Sigiriya for April

The chart illustrates the variation in daylight duration in Sigiriya throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 42m11h 51m12h 4m12h 17m12h 28m12h 33m12h 31m12h 21m12h 8m11h 55m11h 44m11h 39m
Data source: Sigiriya daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Sigiriya

In April, the winds in Sigiriya, Sri Lanka, gently whisper at an average speed of 2.2 m/s (5 mph), making it one of the calmer months of the year. This slight decrease from March's 2.3 m/s reflects a transitional period as the region begins to awaken from the cooler, breezy months of early winter. As the calendar inches towards summer, a noticeable uptick in wind speed follows in May, leading into a peak in the summer months, where winds reach 5.4 m/s by June. April's mild breezes, however, offer a tranquil atmosphere, perfect for enjoying the stunning landscapes and rich history of this iconic UNESCO World Heritage site, just before the more vigorous gusts of summer take hold.

Average April Wind Speed in Sigiriya

The chart displays monthly wind speed patterns in Sigiriya, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.32.52.32.2 m/s3.85.45.65.35.23.52.92.3
Data source: Sigiriya April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Sigiriya Compares to Other Months

The weather in Sigiriya changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of April's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Sigiriya and find detailed weather information for every month.

In comparing the weather between April and January, April displays notably warmer temperatures, with averages reaching 29°C (84°F) compared to January's cooler average of 25°C (77°F). While both months experience considerable humidity, April's 69% is slightly lower than January's 80%. Precipitation is also a factor to consider; January tends to have more rain, with 82 mm (3.2 in) over 12 days, in contrast to April's 70 mm (2.8 in) over 9 days. For a detailed look at January's conditions, you can check out Sigiriya weather in January.

The weather in April is markedly warmer compared to February, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 37°C (99°F), while February experiences a milder range between 17°C (63°F) and 33°C (92°F). Additionally, April sees higher average temperatures at 29°C (84°F) compared to February's average of 25°C (78°F). While both months experience rainfall, April has a total precipitation of 70 mm (2.8 in) over 9 days, whereas February records lower rainfall of 40 mm (1.6 in) across 11 days. Although humidity is slightly higher in February at 72%, April's humidity level is still notable at 69%. For more detailed insights, you can check out Sigiriya weather in February.

In comparing the weather between March and April, it is apparent that April experiences slightly warmer temperatures with an average of 29°C (84°F) compared to March's average of 27°C (81°F). Both months have similar minimum temperatures, with March at 19°C (66°F) and April at 20°C (68°F), but April's maximum temperature reaches up to 37°C (99°F), just slightly higher than March's 36°C (97°F). Precipitation in April is also higher, totaling 70 mm (2.8 in) over 9 days, compared to March's 54 mm (2.1 in) over 10 days; however, both months maintain a consistent humidity level of 69%. For those looking for more specific weather patterns, further details are available at Sigiriya weather in March.

April and May exhibit similar average temperatures, with both months peaking at a maximum of 37°C (99°F) and averaging around 29°C (84°F). However, April presents a slightly cooler minimum temperature of 20°C (68°F), compared to May's warmer minimum of 24°C (75°F). In terms of precipitation, May is wetter, receiving 83 mm (3.3 in) over 13 days, while April has 70 mm (2.8 in) spread across 9 days. Additionally, humidity levels rise from 69% in April to 79% in May, indicating a more humid atmosphere as spring progresses. For more detailed information on the weather in May, you can visit Sigiriya weather in May.

In comparing the weather of April and June, both months share an average temperature of 29°C (84°F), making them equally pleasant in that regard. However, April experiences a wider temperature range, with a minimum of 20°C (68°F) and a maximum of 37°C (99°F), compared to June's more consistently warm temperatures, which range from a minimum of 23°C (74°F) to a maximum of 36°C (96°F). Precipitation levels also differ significantly; April sees 70 mm (2.8 in) of rain over 9 days, while June enjoys much drier conditions with only 22 mm (0.9 in) falling over 5 days. Furthermore, the humidity rises from 69% in April to 85% in June, contributing to a more humid atmosphere as summer progresses. For more details on the specifics of June weather, you can check Sigiriya weather in June.

In April, temperatures range from a minimum of 20°C (68°F) to a maximum of 37°C (99°F), with an average of 29°C (84°F). The month sees about 70 mm (2.8 in) of precipitation over 9 days, contributing to a humidity level of 69%. In contrast, July maintains a similar average temperature of 29°C (84°F) but starts off slightly warmer at a minimum of 23°C (74°F), while also reaching the same maximum of 37°C (99°F). July experiences considerably less rainfall, with only 32 mm (1.3 in) over 5 days, resulting in higher humidity at 81%. For more detailed weather information, check out Sigiriya weather in July.

April and August present distinct weather patterns, offering a unique experience for travelers. In April, temperatures range from a minimum of 20°C (68°F) to a maximum of 37°C (99°F), with an average of 29°C (84°F). The month is characterized by notable humidity at 69% and an average of 70 mm (2.8 inches) of precipitation over 9 days.

Conversely, August features slightly cooler temperatures, with a minimum of 23°C (74°F) and a maximum of 36°C (97°F), averaging 28°C (83°F). While August is more humid at 85%, it experiences significantly less rainfall, with only 26 mm (1.0 inches) over 6 days. For more detailed insights into the August weather, you can check Sigiriya weather in August.

In comparison to September, April features slightly warmer temperatures, with an average of 29°C (84°F) compared to September's average of 28°C (83°F). Both months experience high maximum temperatures, though April peaks at 37°C (99°F) while September reaches a maximum of 36°C (98°F). April tends to be drier with 70 mm (2.8 in) of precipitation over 9 days, whereas September sees similar precipitation levels at 67 mm (2.6 in) spread across 11 days. Notably, humidity is higher in September at 81% compared to April's 69%, making September feel a bit more humid. For more details, you can check Sigiriya weather in September.

April and October exhibit notable differences in weather patterns. In April, temperatures range from a minimum of 20°C (68°F) to a maximum of 37°C (99°F), with an average temperature of 29°C (84°F). The month receives about 70 mm (2.8 in) of precipitation over approximately 9 days, and humidity levels hover around 69%. In contrast, October experiences slightly higher minimum temperatures at 22°C (73°F) and a cooler average of 27°C (81°F), with maximum temperatures reaching 35°C (95°F). However, it is significantly wetter, with 226 mm (8.9 in) of rainfall spread across 20 days, and humidity levels increase to 89%. For a closer look at the conditions in October, you can check Sigiriya weather in October.

April and November present contrasting weather patterns. In April, temperatures typically range from a minimum of 20°C (68°F) to a maximum of 37°C (99°F), with an average of 29°C (84°F). The month experiences around 70 mm (2.8 in) of precipitation over approximately 9 days, and humidity levels sit at 69%. In contrast, November sees a slightly higher minimum temperature of 21°C (70°F) and an average of 26°C (79°F), with a peak of 35°C (96°F). However, it is much wetter, with 274 mm (10.8 in) of rain spread over 25 days and increased humidity at 88%. This significant change highlights November as a wetter and more humid month compared to the warmer, drier conditions of April. For more details, check out Sigiriya weather in November.

When comparing the weather in April and December, it's clear that both months offer distinct characteristics. April boasts higher temperatures with a minimum of 20°C (68°F) and an average high of 37°C (99°F), while December's temperatures are more moderate, with a minimum of 19°C (66°F) and a maximum of 32°C (90°F). Precipitation is significantly heavier in December, receiving 175 mm (6.9 in) over 22 days, compared to April's 70 mm (2.8 in) over just 9 days. Additionally, December has higher humidity at 86%, compared to April's 69%. For more details on December weather, you can check this link: Sigiriya weather in December.

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Conclusion: What to Expect From April Weather in Sigiriya

April in Sigiriya heralds the transition towards warmer days, characterized by a notable increase in temperatures and humidity. With average highs reaching up to 37°C (99°F), visitors can expect a sultry ambiance, punctuated by occasional rainfall, as the region experiences about nine days of precipitation. This blend of heat and moisture brings a lush vibrancy to the landscape, setting it apart from the cooler, drier months. As nature awakens, the vibrant colors of flora and fauna become even more pronounced, making April a unique time to explore the majesty of Sigiriya. For a comprehensive understanding of what to expect throughout the year, check out Sigiriya Climate.