April Weather in Cao Bang, Vietnam

Last updated: August 28, 2025

April in Cao Bang, Vietnam offers a striking blend of temperatures and weather patterns that paint a vivid picture of the changing season. With a maximum temperature reaching a warm 33°C (92°F), the month still maintains a comfortable average of 21°C (70°F), while cooler nights can dip to a refreshing 8°C (47°F). This transitional period is marked by significant rainfall, accumulating to 138 mm (5.4 in) over 19 days, resulting in a humidity level of around 60% that adds to the lush beauty of the landscape. Whether you're planning outdoor activities or simply soaking in the vibrant environment, April in Cao Bang promises an invigorating experience.

April Temperature in Cao Bang

In April, Cao Bang, Vietnam experiences a delightful transition as temperatures begin to warm up. With a minimum of 8°C (47°F) and an average of 21°C (70°F), it's a noticeable step from the cooler months of January through March. The maximum temperature can reach a cozy 33°C (92°F), signaling the imminent approach of summer. This month serves as a bridge between the cool, crisp air of early spring and the heat that characterizes the later months, making it an ideal time for outdoor activities and exploration amidst the stunning landscapes of this northern region. As nature bursts into bloom, the vibrant atmosphere invites both locals and travelers to embrace the warming trend.

April Weather in Cao Bang: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Cao Bang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cao Bang, 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).
JanFebMarAprMayJunJulAugSepOctNovDec575865707679797977706557
Data source: Temperature data for Cao Bang 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 Cao Bang

In April, Cao Bang, Vietnam, experiences a significant uptick in precipitation, reaching 138 mm (5.4 in) over 19 days of rain. This marks a slight increase from March's 134 mm, suggesting a transition into the wetter months ahead. As the region moves into May, where rainfall escalates further to 200 mm, April serves as a crucial precursor, hinting at the intensifying monsoon season. With the landscape drenched and lush during this time, the periodic showers not only replenish waterways but also invigorate the local flora, setting the stage for the vibrant growth that characterizes the upcoming months. This pattern underscores the importance of April as a turning point in Cao Bang’s climatic rhythm.

April Precipitation Trends in Cao Bang

The chart displays monthly precipitation patterns in Cao Bang, 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 Cao Bang, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec87681341382003042623161861876157
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in Cao Bang

April in Cao Bang, Vietnam, sees a dip in humidity to 60%, offering a brief reprieve before the region transitions into the more humid summer months. Compared to the preceding months—where humidity levels hovered at a steady 66% during both February and March—April brings a slight reduction, indicating a shift towards drier conditions. However, this is short-lived as humidity spikes significantly in May, reaching 77%, and continues to climb to 90% during the peak summer months of July and August. This pattern highlights how April serves as a transitional month, perfectly poised between the relatively comfortable early spring and the sweltering, moisture-laden summer season that follows.

April Average Humidity in Cao Bang

This chart illustrates the average monthly humidity levels in Cao Bang, 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 Cao Bang is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec59%66%66%60%77%85%90%90%76%71%69%66%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Cao Bang

In April, Cao Bang, Vietnam experiences a noteworthy UV Index of 12, placing it in the extreme exposure category with a burn time of just 10 minutes. This indicates a continuation of the high UV levels seen since March, suggesting that sun protection is essential for anyone spending time outdoors. As temperatures rise in the region, the UV index trend indicates an inevitable increase, peaking in May and July before gradually tapering off in the later months. This consistent elevation in UV levels throughout spring and early summer highlights the importance of prioritizing sun safety. For those looking to plan their outdoor activities wisely, more detailed information can be found at Cao Bang UV Index.

Maximum UV Index Levels in Cao Bang for April

The chart shows the monthly maximum UV Index (UVI) for Cao Bang 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 Cao Bang typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810121213131414131197
Data source: Cao Bang 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 Cao Bang

April in Cao Bang, Vietnam, brings a delightful surge of sunshine, offering 184 hours of radiant daylight. This marks a notable increase compared to the previous months, with March providing 168 hours and February contributing 173 hours. As the year progresses, the region experiences an uplifting trend in sunlight hours, culminating in a vibrant peak during the summer months. Following April, May dazzles with a remarkable 268 hours, foreshadowing the increasingly warm and sunny days of summer. This gradual escalation of sunshine not only enhances the scenic beauty of Cao Bang but also invites visitors to revel in its breathtaking landscapes and thriving culture as nature comes alive.

Monthly Sunshine Duration in Cao Bang: April Highlighted

The April sunshine duration represents the total number of hours Cao Bang 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.
JanFebMarAprMayJunJulAugSepOctNovDec122h173h168h184h268h262h283h284h276h235h219h209h
Data source: Cao Bang April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Cao Bang During April

In Cao Bang, Vietnam, the likelihood of sunny weather takes a noticeable dip in April, reaching just 12%. This decline follows a trend of decreasing sunshine that begins in early spring, with March having a slightly higher chance of 14%. Interestingly, the months leading into April like January and February boast better odds of sunshine at 37% and 25%, respectively. As the year progresses, the chances gradually pick up again, especially in September with a much more favorable 33%. However, for those hoping for sunny days in April, it’s wise to brace for more cloud cover as you plan your activities!

Percentage of Sunny Days in April in Cao Bang

The chart illustrates the percentage of sunny days in Cao Bang 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 Cao Bang experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec37%25%14%12%18%13%19%15%33%28%29%38%
Data source: Cao Bang April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Cao Bang in April

In Cao Bang, Vietnam, the month of April brings a welcoming consistency in daylight with 12 hours of sunshine, mirroring the duration seen in March. This period marks a transition as the days begin to lengthen, leading into May when daylight reaches its peak at 13 hours. Following the gradual increases from January's 10 hours to February's 11 hours, and finally to March's 12 hours, April serves as a pivotal moment in the rhythm of the seasons. As the year progresses, the daylight gradually tapers off in the subsequent months, reminding us of the cyclical nature of time and light in this enchanting locale.

Average Daylight Hours in Cao Bang for April

The chart illustrates the variation in daylight duration in Cao Bang throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 54m11h 23m12h 1m12h 40m13h 13m13h 29m13h 21m12h 52m12h 15m11h 36m11h 2m10h 45m
Data source: Cao Bang daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Cao Bang

In Cao Bang, Vietnam, the April winds offer a gentle respite, with an average wind speed of 2.2 m/s (5 mph). This moderate breeze is part of a subtle trend seen in the region, where wind speeds fluctuate throughout the year. After a slightly breezier March at 2.6 m/s (6 mph), April's winds begin to taper off, foreshadowing a gradual decline into the warmer months ahead. Interestingly, October emerges as the peak month with winds reaching 2.9 m/s (7 mph), showcasing the dynamic shifts in wind patterns. As the year progresses, the gentler breezes of summer take hold, creating a harmonious balance between calm and invigorating winds, making April a particularly pleasant month to experience the beauty of Cao Bang.

Average April Wind Speed in Cao Bang

The chart displays monthly wind speed patterns in Cao Bang, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.11.92.62.2 m/s2.41.91.81.61.52.92.21.8
Data source: Cao Bang April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Cao Bang Compares to Other Months

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

April tends to be significantly warmer than January, with average temperatures rising from 14°C (57°F) in January to a comfortable 21°C (70°F) in April. While both months experience a decent amount of humidity, April often sees higher temperatures that can peak at 33°C (92°F) compared to January's maximum of 24°C (76°F). Additionally, April is wetter, with 138 mm (5.4 in) of precipitation spread across 19 days, compared to January's 86 mm (3.4 in) over 13 days. For a detailed look at January weather conditions, you can check this link: Cao Bang weather in January.

April generally experiences warmer temperatures compared to February, with a minimum of 8°C (47°F) and an average of 21°C (70°F) versus February's minimum of 4°C (39°F) and average of 15°C (59°F). The maximum temperature in April can reach up to 33°C (92°F), while February peaks at 28°C (83°F). Additionally, April is wetter, averaging 138 mm (5.4 in) of precipitation over 19 days, compared to February's 68 mm (2.7 in) over 12 days. Interestingly, February has a slightly higher humidity level at 66% compared to April's 60%. For more details, you can visit Cao Bang weather in February.

In comparing the weather patterns of April and March, we see a slight increase in temperature during April, with averages reaching up to 21°C (70°F), compared to March's average of 19°C (66°F). April also experiences higher maximum temperatures, peaking at 33°C (92°F) compared to March's 30°C (87°F). Despite these warmer temperatures, April sees a comparable level of precipitation, with 138 mm (5.4 in) falling over 19 days, slightly less than March's 134 mm (5.3 in) during 20 days of rain. However, March exhibits a higher humidity level at 66%, while April's humidity drops to 60%. For a more detailed view of the weather during March, you can check Cao Bang weather in March.

April and May present a notable transition in weather patterns. In April, temperatures range from a minimum of 8°C (47°F) to a maximum of 33°C (92°F), averaging around 21°C (70°F). The month experiences significant rainfall, totaling 138 mm (5.4 in) over 19 days, with a humidity level of 60%. In contrast, May brings warmer temperatures, with a minimum of 14°C (57°F) and a maximum reaching 35°C (96°F), averaging 24°C (76°F). This month also sees an increase in precipitation, totaling 200 mm (7.9 in) over 24 days, accompanied by higher humidity at 77%. For more detailed information on May's weather, check out Cao Bang weather in May.

In comparing the weather of April and June, April tends to start off relatively mild with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 33°C (92°F) and an average temperature of 21°C (70°F). However, rainfall is frequent, with precipitation recorded on 19 days and a total of 138 mm (5.4 in), leading to a moderate humidity of 60%. In contrast, June experiences noticeably warmer temperatures, with a minimum of 18°C (64°F) and a maximum of 36°C (97°F), averaging 26°C (79°F). This month also sees significantly more rainfall, accumulating to 304 mm (12.0 in) over 25 days, resulting in higher humidity levels of 85%. For a detailed overview of June weather in a specific location, refer to Cao Bang weather in June.

April and July exhibit significant differences in weather patterns. In April, temperatures range from a minimum of 8°C (47°F) to a maximum of 33°C (92°F), with an average temperature of 21°C (70°F). The month sees moderate rainfall, totaling 138 mm (5.4 in) across 19 days, and a humidity level of 60%. In contrast, July experiences much warmer conditions, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 35°C (96°F) and an average of 26°C (79°F). This month is notably wetter, with precipitation reaching 262 mm (10.3 in) over 26 days and a higher humidity level of 90%. For more details, check out Cao Bang weather in July.

April and August present contrasting weather patterns that highlight the transition from spring to summer. In April, temperatures range from a milder minimum of 8°C (47°F) to a pleasant average of 21°C (70°F), with maximums reaching up to 33°C (92°F). The month sees about 138 mm (5.4 in) of precipitation over 19 days, accompanied by a humidity level of 60%. In contrast, August experiences warmer temperatures, with a minimum of 22°C (72°F) and an average of 26°C (79°F), peaking at 35°C (95°F). This month is significantly wetter, accumulating 316 mm (12.4 in) of rain over 27 days, and the humidity rises to a sticky 90%. For more insights into weather specifics, you can visit Cao Bang weather in August.

April and September present distinct weather characteristics. In April, the temperatures range from a mild minimum of 8°C (47°F) to a warm maximum of 33°C (92°F), with an average of 21°C (70°F). This month experiences considerable rainfall, with 138 mm (5.4 in) spread over 19 days at a humidity level of 60%. In contrast, September offers a warmer climate with minimum temperatures of 17°C (62°F) and an average of 25°C (77°F), reaching up to 33°C (93°F). The precipitation increases to 186 mm (7.3 in) over 20 days, accompanied by higher humidity at 76%. For a closer look at September's weather, you can refer to this link: Cao Bang weather in September.

In comparing the weather between April and October, both months exhibit a similar average temperature around 21°C (70°F), but the conditions can vary significantly. April sees a slightly lower minimum temperature of 8°C (47°F) compared to October's 13°C (55°F), while both months peak around similar highs, with October reaching 32°C (89°F) and April touching 33°C (92°F). Precipitation is notably higher in October, with 187 mm (7.4 in) falling over 17 days, compared to April's 138 mm (5.4 in) across 19 days, indicating a wetter environment in October. Furthermore, October has a higher humidity level at 71%, in contrast to April's 60%. For more details on weather patterns in October, you can check Cao Bang weather in October.

April and November present distinct weather patterns, showcasing a transition from warmer to cooler conditions. In April, temperatures range from a minimum of 8°C (47°F) to a maximum of 33°C (92°F), with an average of 21°C (70°F). This month sees a considerable amount of rainfall, totaling 138 mm (5.4 in) over 19 rainy days and a humidity level of 60%. In contrast, November features milder temperatures, with a minimum of 7°C (46°F), an average of 18°C (65°F), and a maximum of 28°C (83°F). Precipitation decreases significantly to 61 mm (2.4 in) over 13 days, while humidity slightly rises to 69%. For a detailed look at weather conditions in November, you can refer to Cao Bang weather in November.

April and December offer distinct weather experiences, reflecting the transition from spring to winter. In April, temperatures range from a minimum of 8°C (47°F) to a maximum of 33°C (92°F), with an average of 21°C (70°F), making it significantly warmer than December. The month is relatively wet, with 138 mm (5.4 in) of precipitation spread over 19 days and a humidity level of 60%. In contrast, December sees cooler temperatures with a minimum of 4°C (39°F) and a maximum of 27°C (80°F), averaging at 14°C (57°F). This month experiences less precipitation, totaling 57 mm (2.2 in) over 11 days, and a slightly higher humidity of 66%. For more insights on December weather, you can visit Cao Bang weather in December.

Compare Cao Bang's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Cao Bang

In April, Cao Bang transforms into a vibrant tableau of spring, marked by rising temperatures and an uptick in rainfall. Unlike the drier months that precede it, April experiences a blend of warm days and cooler nights, making it a delightful time for outdoor exploration. The humidity levels in this month create a refreshing atmosphere, though with frequent showers, it’s essential to stay prepared for rain. This unique combination of warmth and moisture invigorates the lush landscapes, setting the stage for the mesmerizing natural beauty that Cao Bang is renowned for. For a deeper understanding of what to expect, feel free to check out the complete details at Cao Bang Climate.