April Weather in Sihanoukville, Cambodia

Last updated: August 21, 2025

Experience the charm of Sihanoukville, Cambodia in April, where temperatures typically reach a maximum of 32°C (90°F) while maintaining a comfortable average of 28°C (83°F) and a minimum of 24°C (76°F). This lively coastal city embraces its tropical climate, with humidity levels around 67%, creating an inviting atmosphere for beachgoers and explorers alike. Be prepared for significant precipitation, as April sees an average of 116 mm (4.5 in) of rain over 21 days, ensuring the lush surroundings remain vibrant. Whether you're soaking up the sun or enjoying a refreshing tropical shower, Sihanoukville in April promises an unforgettable experience.

April Temperature in Sihanoukville

April in Sihanoukville, Cambodia, brings a slight warmth as the temperatures steadily rise into the heart of spring. With minimums averaging 24°C (76°F), and a peak of 32°C (90°F), this month marks a transition from the milder conditions of earlier months. The daily average rests comfortably at 28°C (83°F), maintaining a pleasant atmosphere ideal for beach outings and explorations. Notably, April records the highest maximum temperature of the year so far, hinting at the summer heat that looms ahead. As the month progresses, visitors can expect sunny days perfect for enjoying Sihanoukville's stunning coastal views, yet should remain mindful of hydration in the warmer afternoons.

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

The chart illustrates April temperature patterns in Sihanoukville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sihanoukville, 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).
JanFebMarAprMayJunJulAugSepOctNovDec818182838382818181818281
Data source: Temperature data for Sihanoukville generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Sihanoukville

April marks a significant shift in precipitation for Sihanoukville, Cambodia, as the rains intensify with 116 mm (4.5 in) of rainfall spread over 21 days. This increase from March's moderate 59 mm (2.3 in) signifies the onset of the wetter months, leading into May's deluge. As the dry season gives way, the bustling coastal city prepares for the abundant rains that will shape the lush landscapes and nurture the vibrant ecosystem. This trend of rising precipitation not only highlights the transitional nature of April but also sets the stage for the peak rainy months ahead, where monthly totals will soar, reaching over 600 mm (23.6 in) during the height of the rainy season.

April Precipitation Trends in Sihanoukville

The chart displays monthly precipitation patterns in Sihanoukville, 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 Sihanoukville, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec50365911632442356860652143015164
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in Sihanoukville

In April, Sihanoukville experiences a noticeable increase in humidity, rising to 67%, which marks a shift towards the more sultry conditions of the coming months. This uptick comes after months of relatively lower humidity levels, with January to March hovering around 61-62%. As the tropical climate begins to heat up, April sets the stage for a more humid May, where levels jump significantly to 78%. This trend continues throughout the summer months, culminating in August's peak humidity of 88%. Therefore, April serves as a pivotal transitional month, hinting at the heavy, tropical air that characterizes Sihanoukville's weather as it heads into the hottest season.

April Average Humidity in Sihanoukville

This chart illustrates the average monthly humidity levels in Sihanoukville, 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 Sihanoukville is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec62%61%61%67%78%84%86%88%87%85%84%76%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Sihanoukville

April in Sihanoukville, Cambodia, continues the trend of extreme UV exposure, with a UV Index holding steady at 15. This high level necessitates vigilant sun protection, as the burn time remains a swift 10 minutes. Notably, April shares its index with March, illustrating the region's reliably intense sunshine as it transitions into the hotter months of the year. Such consistency is crucial for both locals and travelers to consider while planning outdoor activities. For more detailed insights on UV exposure throughout the year, visit Sihanoukville UV Index.

Maximum UV Index Levels in Sihanoukville for April

The chart shows the monthly maximum UV Index (UVI) for Sihanoukville 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 Sihanoukville typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111415151413141414131111
Data source: Sihanoukville 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 Sihanoukville

April in Sihanoukville, Cambodia, delights with an impressive average of 315 sunshine hours, continuing the region's trend of bright, sun-soaked months. Following the peak of 333 hours in March, April maintains its vitality, ensuring that visitors can bask in warm rays as they explore this coastal gem. While slightly lower than March, April's sunshine is still abundant, favorably positioning it within the sunniest months of the year. After April, there is a slight dip, with May bringing 309 hours, yet the overall trend showcases a robust and inviting atmosphere perfect for beach lovers and adventurers alike. As the rainy season approaches in later months, April stands out as a vibrant interlude filled with sunshine and warmth.

Monthly Sunshine Duration in Sihanoukville: April Highlighted

The April sunshine duration represents the total number of hours Sihanoukville 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.
JanFebMarAprMayJunJulAugSepOctNovDec259h301h333h315h309h274h286h284h260h265h293h310h
Data source: Sihanoukville April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sihanoukville During April

In Sihanoukville, Cambodia, the month of April brings a noticeable dip in sunshine, with only a 30% chance of sunny weather. This figure reflects a downward trend from the sun-drenched days of earlier months like January and February, which boast chances of 38% and 53% respectively. Interestingly, as the dry season transitions into the wet, April signals a shift toward cloudier days, setting the stage for the rainy months ahead. While April offers a taste of the sun, it's essential to embrace the possibility of overcast skies, making it a month where versatility in your travel plans could be key to enjoying the coastal charm of this vibrant destination.

Percentage of Sunny Days in April in Sihanoukville

The chart illustrates the percentage of sunny days in Sihanoukville 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 Sihanoukville experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec38%53%51%30%22%22%14%8%8%11%18%36%
Data source: Sihanoukville April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sihanoukville in April

As April unfolds in Sihanoukville, Cambodia, residents and visitors alike can savor 12 hours of daylight, mirroring the gradual increase seen since the start of the year. Following the 11 hours of consistent daylight in January and February, March heralded a shift with an additional hour, epitomizing the transition into spring. This pattern continues into April and the following months, where daylight remains steady at 12 hours from April through August, creating an inviting atmosphere for outdoor activities and exploration. As the year progresses, daylight begins to taper off again in October, signaling the cyclical nature of time in this tropical paradise.

Average Daylight Hours in Sihanoukville for April

The chart illustrates the variation in daylight duration in Sihanoukville throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 33m11h 46m12h 3m12h 21m12h 35m12h 43m12h 39m12h 26m12h 9m11h 52m11h 37m11h 30m
Data source: Sihanoukville daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Sihanoukville

As April unfolds in Sihanoukville, Cambodia, residents and visitors alike can enjoy a gentle average wind speed of 3.1 m/s (7 mph)—a refreshing consistency that mirrors the preceding months of January and March. This mild breeze adds a pleasant air to the beachside atmosphere, perfect for leisurely strolls and water activities. As the year progresses toward the summer months, a noticeable increase in wind speed emerges, peaking in July at 5.4 m/s (12 mph). Thus, April serves as a delightful transition, setting the stage for the stronger gusts that enhance the vibrant coastal lifestyle, while still offering a serene escape to savor the lush beauty of the season.

Average April Wind Speed in Sihanoukville

The chart displays monthly wind speed patterns in Sihanoukville, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.12.83.13.1 m/s3.24.85.44.64.64.03.43.4
Data source: Sihanoukville April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Sihanoukville Compares to Other Months

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

April and January present distinct weather patterns in Sihanoukville. In April, temperatures range from a minimum of 24°C (76°F) to a maximum of 32°C (90°F), with an average of 28°C (83°F). This month also sees significantly higher precipitation, accumulating 116 mm (4.5 in) over 21 days, leading to a humidity level of 67%. Conversely, January experiences slightly cooler temperatures, with a minimum of 23°C (74°F), an average of 27°C (81°F), and a maximum of 31°C (87°F). Precipitation is lower during this month, totaling just 50 mm (2.0 in) over 10 days, and humidity is also less intense at 62%. For a detailed overview, you can check Sihanoukville weather in January.

When comparing the weather in April to that of February, we notice a slight increase in temperature in April, with average highs reaching 32°C (90°F) compared to February's maximum of 31°C (88°F). Both months experience warm temperatures, but April tends to be wetter, receiving 116 mm (4.5 in) of precipitation over 21 days, while February sees significantly less rainfall at 36 mm (1.4 in) over just 10 days. Additionally, April has a higher humidity level at 67%, compared to February's 61%, making April feel a bit more muggy. For more specific details about February weather, you can check Sihanoukville weather in February.

In comparing the weather of April and March, we see some noteworthy differences. April experiences slightly warmer temperatures, with a minimum of 24°C (76°F) and a maximum of 32°C (90°F), while March maintains a minimum of 25°C (77°F) and a maximum of 31°C (89°F). The average temperature remains similar at 28°C (83°F) for both months. However, April sees significantly more precipitation, totaling 116 mm (4.5 in) over 21 days compared to March's 59 mm (2.3 in) over 17 days. Additionally, humidity levels rise in April to 67%, while March has a slightly lower humidity of 61%. For a more detailed look at March's climate conditions, you can check out Sihanoukville weather in March.

In April, the weather is characterized by warm temperatures, with a minimum of 24°C (76°F), an average of 28°C (83°F), and a maximum reaching 32°C (90°F). However, the month is relatively wet, featuring 116 mm (4.5 in) of precipitation over 21 days, with humidity levels around 67%.

In contrast, May sees a slight increase in minimum temperature to 26°C (78°F) and a marginally lower maximum of 31°C (88°F), but it also experiences significantly more rainfall, totaling 324 mm (12.7 in) over 29 days, with humidity climbing to 78%. This trend indicates that while both months share similar average temperatures, May is notably wetter and more humid. For more detailed information, check out Sihanoukville weather in May.

In April, the weather tends to be warm with temperatures ranging from a minimum of 24°C (76°F) to a maximum of 32°C (90°F), averaging around 28°C (83°F). While April does see some rainfall, with a total precipitation of 116 mm (4.5 in) over 21 days, the humidity levels are relatively moderate at 67%. In contrast, June experiences slightly higher minimum temperatures of 25°C (78°F) and a more stable average of 28°C (83°F), but with a lower maximum of 30°C (87°F). However, this month is significantly wetter, with precipitation soaring to 423 mm (16.6 in) over 27 days, and humidity rising to 84%. The stark difference in rainfall and humidity makes June feel much more tropical. For more detailed information, visit Sihanoukville weather in June.

April and July present distinctly different weather patterns. In April, temperatures range from a minimum of 24°C (76°F) to a maximum of 32°C (90°F), with an average of 28°C (83°F). However, this month sees considerable rainfall, accumulating 116 mm (4.5 in) across 21 days, and maintaining a humidity level of 67%. In contrast, July is warmer overall, with temperatures ranging from 25°C (78°F) to a maximum of 30°C (86°F) and an average of 27°C (82°F). This month experiences significantly heavier rainfall, reaching 568 mm (22.4 in) across 29 days, and higher humidity at 86%. For more detailed insights on the weather, check out Sihanoukville weather in July.

April and August present contrasting weather patterns. In April, temperatures range from a minimum of 24°C (76°F) to a maximum of 32°C (90°F), with an average of 28°C (83°F). The month experiences 116 mm (4.5 in) of precipitation over about 21 days, accompanied by a humidity level of 67%. In contrast, August sees slightly higher temperatures, with a minimum of 25°C (78°F) and a maximum of 30°C (86°F), but a lower average of 27°C (81°F). However, it is much wetter, with an impressive 606 mm (23.9 in) of rain spread across 28 days, resulting in elevated humidity levels of 88%. For more insights on August weather, visit Sihanoukville weather in August.

In April, the weather is generally warm with temperatures ranging from a minimum of 24°C (76°F) to a maximum of 32°C (90°F), accompanied by an average temperature of 28°C (83°F). Precipitation levels are moderate, with about 116 mm (4.5 in) spread over 21 days, resulting in a humidity of 67%. In contrast, September tends to be more humid and wetter, with temperatures slightly cooler, ranging from 25°C (78°F) to a maximum of 30°C (86°F), and an average of 27°C (81°F). The month sees significantly more rainfall, with 521 mm (20.5 in) over 27 days, raising the humidity to 87%. For more details on the weather in September, you can check this link: Sihanoukville weather in September.

April and October both present warm temperatures, but they differ significantly in precipitation and humidity levels. In April, the temperature ranges from a minimum of 24°C (76°F) to a maximum of 32°C (90°F), with an average of 28°C (83°F). This month typically sees around 116 mm (4.5 in) of rainfall spread over 21 days and a humidity level of 67%. In contrast, October experiences slightly higher temperatures, with a minimum of 25°C (77°F) and a maximum of 31°C (88°F), averaging at 27°C (81°F). However, it is considerably wetter, receiving about 430 mm (16.9 in) of rainfall spread over 28 days and exhibiting higher humidity at 84%. For more detailed insights on October weather, visit Sihanoukville weather in October.

April and November exhibit similar warm temperatures, with April having slightly lower minimum and maximum temperatures compared to November. In April, temperatures range from a minimum of 24°C (76°F) to a maximum of 32°C (90°F), while November sees minimums starting at 25°C (77°F) and maxing at 31°C (89°F). Both months experience considerable precipitation, but November is wetter, with 151 mm (6.0 in) compared to April's 116 mm (4.5 in), and slightly higher humidity levels at 84% in November versus 67% in April. For more details on November weather, you can visit Sihanoukville weather in November.

April and December present distinct weather patterns. In April, temperatures range from a minimum of 24°C (76°F) to a maximum of 32°C (90°F), with an average of 28°C (83°F). This month also experiences significant rainfall, with 116 mm (4.5 in) of precipitation over 21 days and a humidity level of 67%. In contrast, December sees slightly lower temperatures, starting at a minimum of 23°C (73°F) and peaking at 31°C (89°F), with an average of 27°C (81°F). Precipitation in December is notably less, totaling 64 mm (2.5 in) over just 11 days, and humidity rises to 76%. For more detailed insights on December weather, you can visit Sihanoukville weather in December.

Compare Sihanoukville's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Sihanoukville

As April rolls in, Sihanoukville experiences a significant transition in its weather patterns, characterized by warm temperatures and heightened humidity. With an average temperature hovering around a pleasant 28°C, this month sets the stage for vibrant beach days but also brings along increased rainfall, leading to about 21 days of precipitation. This makes April notably wetter compared to the drier months, creating a lush atmosphere amidst the warmth. For an in-depth look at the year-round climate trends that shape this coastal paradise, check out Sihanoukville Climate.