Last updated: August 27, 2025
In May, the coastal city of Chanthaburi, Thailand experiences a warm tropical climate characterized by maximum temperatures reaching up to 32°C (90°F) and an average of 29°C (84°F). With minimum temperatures settling around 23°C (74°F), the weather is consistently warm and comfortable. This month is marked by significant rainfall, totaling 272 mm (10.7 in) across 28 days, contributing to an humidity level of approximately 80%. Visitors should be prepared for frequent showers while enjoying the lush, vibrant landscapes that thrive in this humid environment.
In May, Chanthaburi, Thailand experiences a warm tropical climate, with temperatures reflecting the gradual shift toward the humid conditions of the approaching rainy season. The minimum temperature hovers around 23°C (74°F), while the average settles comfortably at 29°C (84°F). Daytime highs reach up to 32°C (90°F), mirroring April's warmth but slightly dipping from the heat peaks. This month marks a transition, with evenings remaining balmy and inviting, making it an ideal time for both exploration and relaxation before the heavier rains of June arrive. As temperatures continue their upward trend through the earlier months, May encapsulates that sweet spot where warmth meets comfort, offering an alluring ambiance for visitors.
May marks a significant peak in precipitation for Chanthaburi, Thailand, with a remarkable 272 mm (10.7 in) of rain falling over 28 days. This deluge not only highlights May as the wettest month of the year but also sets the stage for the intense rainy season that follows. The contrast with earlier months is striking; for example, April, which also sees considerable rainfall at 121 mm (4.8 in) over 21 days, is noticeably drier. As the region transitions from the refreshing showers of the early months to the torrential downpours of June and July, which average around 362 mm (14.3 in), May serves as a vital bridge, amplifying the lush greenery and vibrant ecosystems that define Chanthaburi.
As the seasons transition in Chanthaburi, Thailand, May marks a noticeable jump in humidity, soaring to 80%. This spike is part of a broader upward trend that begins in April when the humidity hits 70%, making the air feel increasingly heavy and tropical. Following May, the humidity continues to rise, peaking in the summer months with July and August reaching 86% and 88%, respectively. This increasing pattern reflects the region’s shift into its wet season, where the lush greenery thrives under the warmth and moisture. By the time October rolls around, humidity begins to ease slightly to 83%, but this month is still characterized by a significant level of dampness. Overall, May serves as a pivotal point in Chanthaburi's climate, signaling the approach of the most humid months of the year.
In May, Chanthaburi, Thailand, continues to experience an extreme UV Index of 14, maintaining the high levels seen in prior months like March and April. With a consistent burn time of just 10 minutes, it's crucial for residents and visitors alike to take protective measures against the sun's intense rays. This trend of elevated UV exposure persists into June, indicating that the region's scorching sun shows no signs of relenting as summer approaches. For detailed insights and current readings, check the Chanthaburi UV Index.
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In Chanthaburi, Thailand, the month of May shines brightly with an impressive 300 hours of sunshine, contributing to the ongoing trend of increasingly longer days leading into the summer months. Following the peak of March at 329 hours, May maintains a solid amount of sunlight, slightly lower than April’s 314 hours but consistent enough to ensure outdoor adventures remain enticing. As the region transitions from April's vibrancy to June’s gradual decline to 280 hours, May serves as a crucial bridge, offering a delightful balance of warmth and brightness. This consistent availability of sunshine throughout the month encourages residents and visitors alike to relish in the beauty of Chanthaburi’s natural landscapes and vibrant culture.
In Chanthaburi, Thailand, the likelihood of sunny weather in May takes a noticeable dip, with only a 22% chance of sunshine. This trend follows a steep decline from the previous months, where February boasts a robust 62% probability, reflecting a clear seasonal transition. April, which sees a dramatic drop to 18%, hints at the impending monsoon season that continues into June, showcasing a consistent pattern of diminishing sunlight throughout the summer months. As such, if you're planning a May visit, it’s wise to anticipate overcast days and prepare for the possibility of rain.
In Chanthaburi, Thailand, the daylight duration showcases a rhythmic pattern as the year progresses. January and February start with 11 hours of daylight, setting a cozy tone for the new year. As spring approaches in March and April, the days gradually extend to 12 hours, heralding the arrival of brighter moments. This optimal daylight continues through May, June, July, and August, offering a consistent 12 hours that enhances outdoor activities and the region's vibrant culture. As the year wanes, daylight dips back to 11 hours in October, November, and December, inviting a sense of reflection during the cooler months. This natural ebb and flow of daylight not only shapes daily life in Chanthaburi but also mirrors the beauty of the changing seasons.
In Chanthaburi, Thailand, the month of May experiences mild winds with an average speed of 2.4 m/s (5 mph), maintaining a consistent trend seen in the preceding months. While the breezes tend to be lighter compared to the surges of June and July, which escalate to 3.8 m/s (8 mph) and 3.9 m/s (9 mph) respectively, May's gentle winds offer a serene atmosphere, perfect for outdoor explorations. As the region transitions into the summer months, the winds gradually strengthen, hinting at the vibrant energy that lies ahead. This makes May an ideal time to enjoy the tranquil surroundings before the breezy highs of mid-year take center stage.
Weather in Chanthaburi varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Chanthaburi, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather of May and January, one notices a distinct contrast in temperature and precipitation. May experiences higher average temperatures, with a minimum of 23°C (74°F) and an average of 29°C (84°F), while January has a milder minimum of 18°C (64°F) and an average of 27°C (81°F). Precipitation also differs significantly; May sees 272 mm (10.7 in) spread over 28 days, contributing to its high humidity of 80%, compared to January's lighter rainfall of just 39 mm (1.5 in) over 8 days and lower humidity of 59%. This makes May feel much wetter and more tropical, whereas January offers a drier and cooler atmosphere. For more detailed insights into January's weather, visit Chanthaburi weather in January.
When comparing the weather in May and February, we see distinct differences in temperature and precipitation. May tends to be warmer, with average temperatures around 29°C (84°F) and a maximum of 32°C (90°F), while February averages at 27°C (82°F), peaking at 33°C (91°F). However, February experiences significantly less rainfall, totaling just 30 mm (1.2 in) over 9 days, compared to May's increased precipitation of 272 mm (10.7 in) over 28 days. Additionally, the humidity is noticeably higher in May at 80%, compared to February's 58%. For more detailed information on February weather, you can refer to Chanthaburi weather in February.
In comparing the weather between March and May, March features slightly cooler temperatures with average highs around 28°C (83°F) and max temperatures reaching 33°C (91°F), while May sees warmer averages with a high of 32°C (90°F). Interestingly, both months have the same minimum temperature of 23°C (74°F). However, precipitation is significantly higher in May, with 272 mm (10.7 in) falling over 28 days, compared to March's 83 mm (3.3 in) over 18 days. Humidity levels are also notably higher in May at 80%, compared to March's 61%. For more detailed information, you can check Chanthaburi weather in March.
In comparing the weather of April and May, we find some notable differences. April experiences slightly cooler minimum temperatures at 20°C (69°F), with an average of 29°C (84°F) and a maximum reaching up to 34°C (94°F). Despite the higher maximum temperature, April also sees less precipitation, with 121 mm (4.8 in) across 21 days and lower humidity at 70%. In contrast, May features warmer minimum temperatures starting at 23°C (74°F) and an average of 29°C (84°F), but slightly cooler maximums of 32°C (90°F). Additionally, May is marked by significantly higher precipitation, totaling 272 mm (10.7 in) over 28 days, and increased humidity at 80%. For more detailed insights on April weather, you can explore Chanthaburi weather in April.
May's weather features warm temperatures, with minimums around 23°C (74°F) and average highs reaching 32°C (90°F). However, it is also quite wet, receiving an impressive 272 mm (10.7 in) of precipitation over 28 days, leading to a high humidity level of 80%. In contrast, June experiences slightly warmer conditions with minimum temperatures of 26°C (78°F) and averages of 28°C (84°F). The month is even rainier, accumulating 362 mm (14.3 in) of rainfall, also over 28 days, and humidity rises to 85%. For more details on June's conditions, you can visit Chanthaburi weather in June.
May and July in Chanthaburi exhibit notable similarities and differences in weather. In May, temperatures range from a minimum of 23°C (74°F) to a maximum of 32°C (90°F), with an average temperature of 29°C (84°F). However, May experiences significant rainfall with 272 mm (10.7 inches) over 28 days and maintains a high humidity level of about 80%. In contrast, July sees slightly warmer conditions with minimum temperatures of 25°C (77°F) and a maximum of 31°C (88°F), averaging 28°C (83°F). Rainfall increases in July, totaling 364 mm (14.3 inches) over 30 days, and humidity rises to 86%. Overall, while both months are characterized by heat and significant precipitation, July is notably wetter and more humid than May. For more detailed information, check out Chanthaburi weather in July.
In comparing the weather between May and August, one can observe several notable differences. May typically experiences slightly warmer average temperatures with a minimum of 23°C (74°F) and a maximum of 32°C (90°F), whereas August has a minimum of 25°C (77°F) and a maximum of 31°C (88°F). However, August is generally more humid, with levels reaching 88% compared to May's 80%. Precipitation is also significantly higher in August, with a total of 367 mm (14.4 in) falling over 29 days, compared to May's 272 mm (10.7 in) over 28 days. For more specifics on August weather, you can check out Chanthaburi weather in August.
May and September in Chanthaburi exhibit similar maximum temperatures, both reaching up to 32°C (90°F), but May tends to have slightly lower average temperatures, peaking at 29°C (84°F) compared to September's average of 28°C (82°F). Humidity levels increase from May to September, starting at 80% in May and rising to 87% in September, contributing to a more sultry feel in the latter month. Precipitation also sees a notable increase, with May experiencing 272 mm (10.7 in) over 28 days, while September’s rainfall escalates to 379 mm (14.9 in) over 29 days, making it a significantly wetter month. For more details, you can check Chanthaburi weather in September.
In May, temperatures typically range from a minimum of 23°C (74°F) to a maximum of 32°C (90°F), with an average temperature of 29°C (84°F). The month is characterized by significant rainfall, totaling 272 mm (10.7 in) over 28 days, accompanied by high humidity levels averaging around 80%. In contrast, October sees slightly warmer temperatures, with a minimum of 24°C (75°F) and a maximum of 33°C (91°F), while the average temperature hovers around 28°C (82°F). Rainfall in October is slightly higher at 282 mm (11.1 in), spread across 24 days, and humidity increases to 83%. For a detailed look at October weather, you can refer to Chanthaburi weather in October.
In May, the weather is characterized by higher humidity and significant rainfall, with average temperatures reaching up to 29°C (84°F) and total precipitation of 272 mm (10.7 in) across 28 days. In contrast, November experiences slightly lower average temperatures of 28°C (82°F) and considerably less rainfall, totaling only 53 mm (2.1 in) over 10 days, making it a much drier month. While both months maintain a minimum temperature of 23°C (74°F), the humidity in November is marginally lower at 78%, providing a more comfortable climate. For more details on weather patterns, visit Chanthaburi weather in November.
May is characterized by warmer temperatures and higher humidity, with averages of 29°C (84°F) and a significant 272 mm (10.7 in) of rainfall across 28 days. In contrast, December offers milder temperatures, averaging 27°C (80°F), and a much drier climate, receiving only 35 mm (1.4 in) of precipitation over just 5 days. The humidity in December is also lower, sitting at 70%, making it a more comfortable time of year. For more detailed information on the December weather in Chanthaburi, you can visit Chanthaburi weather in December.
May in Chanthaburi is characterized by high temperatures and consistent humidity, creating a warm and often muggy atmosphere that sets it apart from the cooler months. Rainfall is a significant factor during this time, as the region experiences almost daily precipitation, leading to a lush, green landscape. Compared to other months, May is distinctly wetter, making it ideal for those who enjoy the beauty of nature but may require a little more preparation for the rain. For a deeper dive into Chanthaburi's climate nuances, explore Chanthaburi Climate.