April Weather in Chiang Saen, Thailand

Last updated: August 27, 2025

April in Chiang Saen, Thailand brings a blend of heat and humidity as temperatures soar, with maximum highs reaching a sweltering 41°C (106°F) and an average of 28°C (82°F). The month experiences a minimum temperature of 17°C (63°F), creating a wide temperature range that can surprise even the seasoned traveler. With 120 mm (4.7 in) of rainfall expected over approximately 10 days, those venturing here should be prepared for brief but heavy downpours. The humidity remains relatively low at 36%, but the heat can still feel intense. Embrace the warmth and be ready for the refreshing rain as you explore this vibrant region!

April Temperature in Chiang Saen

As April arrives in Chiang Saen, temperatures begin to rise significantly, marking a transition into the hotter months of the year. With a minimum temperature of 17°C (63°F), nights become warmer, while the average daily temperature climbs to 28°C (82°F), creating a comfortable atmosphere during the day. However, the maximum temperatures soar to an intense 41°C (106°F), making it one of the hottest months in the region. This upward trend in heat is a stark contrast to the cooler winter months of January, where minimum temperatures drop to just 9°C (48°F). The gradual warming from February through April indicates a shift towards summer, as visitors to Chiang Saen can expect vibrant days filled with sunshine and a need for hydration to combat the rising heat.

April Weather in Chiang Saen: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Chiang Saen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chiang Saen, 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).
JanFebMarAprMayJunJulAugSepOctNovDec697279828383828181797569
Data source: Temperature data for Chiang Saen 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 Chiang Saen

April marks a significant shift in Chiang Saen's climate, as the region experiences a substantial increase in precipitation, accumulating 120 mm (4.7 in) over 10 days. This surge is nearly twelve times higher than the paltry 10 mm (0.4 in) recorded in March, signaling the arrival of the rainy season. As temperatures rise, the transformation of the landscape begins, with the lush greenery reaping the benefits of this abundant rainfall. Following April, the precipitation continues to climb, peaking in August with 381 mm (15.0 in). The rainy months set the stage for vibrant growth, while April serves as the catalyst, gradually transitioning from the dry spells of early months into the heart of the wet season.

April Precipitation Trends in Chiang Saen

The chart displays monthly precipitation patterns in Chiang Saen, 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 Chiang Saen, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec3915101201352393023812581443426
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in Chiang Saen

As April unfolds in Chiang Saen, Thailand, the air takes on a notably drier feel compared to the preceding months, with humidity dropping to 36%. This significant decrease marks the transition from the cooler, drier spell of early spring into the warm and humid conditions that typify the region's summer months. Following April's refreshingly low humidity, the atmosphere begins to shift dramatically with May’s arrival, when levels rise sharply to 56%. The trend clearly illustrates the seasonal shift, as Chiangs Saen braces for the increasing humidity that will characterize the heat of summer. Overall, April serves as a brief yet delightful interlude before the rising humidity envelops the region in the months to come.

April Average Humidity in Chiang Saen

This chart illustrates the average monthly humidity levels in Chiang Saen, 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 Chiang Saen is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec54%52%40%36%56%82%90%92%85%70%67%62%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Chiang Saen

In April, Chiang Saen, Thailand, experiences an extreme UV Index of 12, reflecting similar conditions from March and the upcoming months. The burn time is a brisk 10 minutes, emphasizing the importance of sun protection during this time. As the region transitions from the very high levels observed in January and February, it becomes increasingly vital for residents and visitors alike to be vigilant against UV exposure, with the index peaking at 14 in May through August before tapering off to 12 in October. This trend underscores a sustained period of intense UV radiation, making awareness and precaution essential. For more detailed information, check out the Chiang Saen UV Index.

Maximum UV Index Levels in Chiang Saen for April

The chart shows the monthly maximum UV Index (UVI) for Chiang Saen 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 Chiang Saen typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec910131214141414141298
Data source: Chiang Saen 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 Chiang Saen

In April, Chiang Saen basks in a delightful embrace of 310 hours of sunshine, a slight dip from the sun-soaked days of March, which boasted an impressive 328 hours. This month continues the trend of abundant sunlight, comfortably nestled between the radiant spring months of February and May, where sunshine hours peak at 290 and 323, respectively. As the transition into summer nears, the weather begins to warm, yet April maintains a vibrant atmosphere bolstered by ample daylight. With each passing month, Chiang Saen transforms under the glow of the sun, weaving a tapestry of light and warmth that invites both relaxation and exploration amidst its stunning landscapes.

Monthly Sunshine Duration in Chiang Saen: April Highlighted

The April sunshine duration represents the total number of hours Chiang Saen 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.
JanFebMarAprMayJunJulAugSepOctNovDec236h290h328h310h323h272h248h243h270h287h294h302h
Data source: Chiang Saen April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chiang Saen During April

As April approaches in Chiang Saen, Thailand, the likelihood of sunny weather takes a noticeable dip, dropping to 41% after a promising peak of 81% in March. This transition marks a shift from the dry season towards a more unpredictable climate as the region prepares for the onset of the monsoon. Notably, the sun begins to retreat just as temperatures rise, suggesting that travelers should be prepared for both sunny spells and the occasional cloud cover. This trend continues into May, where sunny days further diminish to 40%. Overall, while April offers a fair chance of sunshine, it's wise to remain flexible and ready for varying weather conditions.

Percentage of Sunny Days in April in Chiang Saen

The chart illustrates the percentage of sunny days in Chiang Saen 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 Chiang Saen experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec66%69%81%41%40%11%16%13%29%30%45%77%
Data source: Chiang Saen April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chiang Saen in April

In April, Chiang Saen, Thailand, boasts 12 hours of daylight, mirroring the increasing trend set in March. As the region transitions from the cooler months of winter to the warmth of spring, daylight hours begin to consistently lengthen. This gradual rise culminates in May, where residents and visitors can revel in the 13 hours of sunshine that mark the onset of summer. This pattern creates a vibrant atmosphere, perfect for outdoor activities and exploration, while the slight decrease in light during the ensuing months signals the gradual approach of the rainy season.

Average Daylight Hours in Chiang Saen for April

The chart illustrates the variation in daylight duration in Chiang Saen throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 2m11h 28m12h 1m12h 36m13h 5m13h 19m13h 12m12h 46m12h 13m11h 39m11h 9m10h 54m
Data source: Chiang Saen daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Chiang Saen

In April, the breezy charm of Chiang Saen continues to weave through the warm days, with an average wind speed of 1.3 m/s (3 mph), mirroring the stillness felt in February and March. This consistency hints at a gentle transition as the region prepares for the sweltering months ahead. The April winds offer a mild respite, setting the stage for a gradual increase in wind speeds that will roll in by June. Overall, the light currents throughout this month enhance the serene atmosphere, inviting both residents and travelers to enjoy the picturesque landscapes without the disruption of harsh winds.

Average April Wind Speed in Chiang Saen

The chart displays monthly wind speed patterns in Chiang Saen, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.41.31.31.3 m/s1.31.61.41.31.01.11.11.2
Data source: Chiang Saen April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Chiang Saen Compares to Other Months

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

April and January present distinctly different weather patterns. In April, temperatures range from a minimum of 17°C (63°F) to a scorching maximum of 41°C (106°F), with an average of 28°C (82°F). This month also sees higher precipitation, totaling 120 mm (4.7 in) across about 10 days, accompanied by a lower humidity of 36%. In contrast, January offers milder conditions, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 33°C (91°F), averaging 21°C (69°F). The month is relatively drier, receiving only 39 mm (1.5 in) of rain over just 4 days, but it has a higher humidity level at 54%. For more details, you can check Chiang Saen weather in January.

April is significantly warmer than February, with an average temperature of 28°C (82°F) compared to February's 22°C (72°F). The maximum temperatures in April can soar to 41°C (106°F), while February tops out at 36°C (96°F). Additionally, April experiences much higher precipitation levels, with 120 mm (4.7 in) over about 10 days, compared to just 15 mm (0.6 in) on one day in February. Humidity levels are also higher in February at 52%, while April maintains a lower humidity at 36%. For a closer look at February weather conditions, you can visit Chiang Saen weather in February.

April typically showcases warmer temperatures compared to March, with minimums rising from 12°C (54°F) in March to 17°C (63°F) in April, and average highs increasing from 26°C (79°F) to 28°C (82°F). The peak temperatures in April can reach a scorching 41°C (106°F), whereas March sees a maximum of 39°C (102°F). Additionally, April is significantly wetter, receiving 120 mm (4.7 in) of precipitation over 10 days, while March experiences only 10 mm (0.4 in) in a single day. Humidity remains relatively consistent, with March at 40% and April slightly lower at 36%. For a detailed look at weather conditions during March, check out Chiang Saen weather in March.

April and May exhibit distinct weather patterns in terms of temperature, precipitation, and humidity. In April, the temperature ranges from a minimum of 17°C (63°F) to a maximum of 41°C (106°F), with an average of 28°C (82°F). The month sees approximately 120 mm (4.7 in) of rainfall over 10 days, coupled with a relatively low humidity level of 36%. In contrast, May brings slightly warmer temperatures, with a minimum of 21°C (70°F) and a maximum of 42°C (108°F), while maintaining an average temperature of 28°C (84°F). Rainfall increases to 135 mm (5.3 in) over 17 days, contributing to a higher humidity of 56%. This shift makes May feel more humid and wetter compared to April. For more detailed insights, you can check Chiang Saen weather in May.

In comparing the weather of April and June, notable differences in temperature and precipitation emerge. April showcases a broader temperature range, with minimums of 17°C (63°F) and maximums reaching up to 41°C (106°F), though it experiences a significant amount of precipitation at 120 mm (4.7 in) over approximately 10 days. In contrast, June has a higher minimum temperature of 23°C (74°F) and maintains a more moderate maximum of 38°C (101°F). However, it has more frequent rain, totaling 239 mm (9.4 in) over 24 days, contributing to a much higher humidity level of 82%. For more specific details on the weather in June, you can visit Chiang Saen weather in June.

When comparing the weather in April and July, notable differences emerge in temperature, precipitation, and humidity. In April, temperatures range from a minimum of 17°C (63°F) to a maximum of 41°C (106°F), with an average of 28°C (82°F). The month sees around 120 mm (4.7 in) of rain over about 10 days, accompanied by a relatively low humidity of 36%. In contrast, July experiences a minimum temperature of 23°C (74°F) and a maximum of 38°C (101°F), with the same average of 28°C (82°F). However, July is significantly wetter, with total precipitation reaching 302 mm (11.9 in) across approximately 26 days, leading to a much higher humidity level of 90%. For further insights into the weather conditions during this month, you can explore Chiang Saen weather in July.

When comparing the weather in April and August, notable differences emerge. In April, temperatures range from a minimum of 17°C (63°F) to a scorching maximum of 41°C (106°F), with an average of 28°C (82°F). The month experiences 120 mm (4.7 in) of precipitation over about 10 days, and the humidity sits at a relatively low 36%. In contrast, August brings warmer nights with a minimum temperature of 23°C (74°F) and a maximum of 37°C (98°F), while the average temperature remains the same at 28°C (82°F). However, August is significantly wetter, with 381 mm (15.0 in) of rain falling over 28 days, leading to much higher humidity levels at 92%. For more detailed information about August weather specifically, visit Chiang Saen weather in August.

April and September present quite contrasting weather conditions. In April, temperatures range from a minimum of 17°C (63°F) to a maximum of 41°C (106°F), with an average of 28°C (82°F). Humidity is relatively low at 36%, and while there is some precipitation, totaling 120 mm (4.7 in) over about 10 days, it typically falls less frequently. In contrast, September features milder temperatures, with a minimum of 20°C (69°F) and a maximum of 36°C (97°F), averaging around 27°C (82°F). The month is significantly wetter, experiencing 258 mm (10.2 in) of rain over 24 days, coupled with a high humidity level of 85%. This dramatic shift in both temperature and precipitation highlights the transition from the hot dry season to the rainy season. For more specific climate details, you can check Chiang Saen weather in September.

When comparing the weather in April and October, notable differences emerge in both temperature and precipitation. April boasts higher temperatures, with minimums around 17°C (63°F) and maximums reaching up to 41°C (106°F), while October features slightly warmer minimums at 19°C (66°F) and more moderate maximums of 35°C (95°F). Humidity levels also vary significantly; April has a lower humidity of 36%, whereas October experiences a much higher average of 70%. Furthermore, October receives more rainfall, totaling 144 mm (5.7 in) over 18 days compared to April's 120 mm (4.7 in) across 10 days. For more detailed information, you can check Chiang Saen weather in October.

April and November exhibit markedly different weather patterns. In April, temperatures soar with a minimum of 17°C (63°F) and can reach up to a blistering 41°C (106°F), accompanied by a relatively high average of 28°C (82°F). Additionally, April experiences significant rainfall, with around 120 mm (4.7 in) over about 10 days, and humidity levels sit at a lower 36%. In contrast, November offers a more temperate climate, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 35°C (94°F), resulting in a cooler average of 24°C (76°F). This month sees much less precipitation at 34 mm (1.3 in) over about 6 days and higher humidity levels of 67%. For more details, you can check Chiang Saen weather in November.

April and December present contrasting weather conditions. In April, temperatures soar, with a minimum of 17°C (63°F) and an average of 28°C (82°F), peaking at a sweltering 41°C (106°F). Alongside the heat, the month experiences considerable rainfall, totaling 120 mm (4.7 in) over approximately 10 days, coupled with a relatively low humidity of 36%. In stark contrast, December enjoys milder temperatures, ranging from a minimum of 7°C (45°F) to an average of 20°C (69°F), reaching a maximum of 32°C (90°F). Precipitation is significantly reduced in December, with only 26 mm (1.0 in) of rain over about 4 days and a higher humidity of 62%. For more details, check out Chiang Saen weather in December.

Compare Chiang Saen's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Chiang Saen

As April unfolds in Chiang Saen, it distinctly marks the transition into the hotter months, showcasing a marked increase in temperatures compared to previous months. With highs reaching a sweltering 41°C and an average of 28°C, visitors should prepare for the heat while taking in the breathtaking scenery. While the humidity levels remain relatively low at 36%, the month still brings about ten days of rainfall, contributing to an average precipitation of 120 mm. This combination of warmth and light showers creates a unique tropical atmosphere, setting April apart from the cooler and drier months. For those looking to understand the full range of climate variations, additional insights can be found at Chiang Saen Climate.