Last updated: January 18, 2025
Prachuap Khiri Khan, Thailand, features a tropical savanna climate, classified under the Koppen-Geiger system as Aw and Am. Characterized by distinct wet and dry seasons, this region experiences a minimum temperature of 16°C (62°F) in January, an average annual temperature reaching 27°C (81°F), and peaking at a sweltering 38°C (101°F) in May. These climatic conditions not only contribute to a vibrant ecosystem but also impact local agriculture, tourism, and daily life in this picturesque coastal province.
In Prachuap Khiri Khan, Thailand, temperature patterns exhibit a clear seasonal trend, with a distinct warm period from March to May when temperatures reach their zenith, peaking at a maximum of 38°C (101°F) in May. The transition into the wet season begins in June, marked by relatively stable average temperatures around 27°C (81°F), which persist through to September. Notably, the cooler months of January and December feature minimum temperatures dipping to 16°C (62°F) and 17°C (63°F), respectively, creating a mild winter comparable to tropical climates. As the year progresses, there is a gradual shift in temperature, transitioning from the cooler, drier months to the hotter, more humid conditions characteristic of the region's tropical savanna climate.
Hua Hin experiences a minimum temperature of 20°C (68°F) in January, rising to a peak of 35°C (95°F) in May, while Prachuap Khiri Khan ranges from a low of 19°C (67°F) in December to a high of 33°C (92°F) in May. Sam Roi Yot shows a lower minimum of 16°C (62°F) in January, but can reach a maximum of 38°C (101°F) in May. For detailed climate information, visit monthly temperatures in Hua Hin, monthly temperatures in Prachuap Khiri Khan, and monthly temperatures in Sam Roi Yot.
Prachuap Khiri Khan experiences a pronounced seasonal variation in precipitation, with the majority of rainfall occurring from April to October. This monsoon period sees substantial rainfall, culminating in September, when precipitation peaks at 214 mm (8.4 in) and is accompanied by an average of 24 days of rainfall. In contrast, the dry months of January and February bring significantly lower levels of precipitation, with January receiving just 86 mm (3.4 in) and February dropping to 33 mm (1.3 in), indicating a stark transition from dry to wet conditions as the year unfolds.
The distribution of rainfall is also noteworthy in terms of frequency, with the number of rainy days escalating from 5 in January to a high of 26 in October. This increase reflects the shift from the cooler dry season into the intense wet season that defines the region's climate. Beyond merely quantifying rainfall, these patterns play a vital role in shaping local ecosystems, agriculture, and water resources, underscoring the importance of understanding precipitation trends for effective planning and environmental management.
In Prachuap Khiri Khan, Thailand, sunshine duration exhibits a clear seasonal trend, with hours of sunlight steadily increasing from winter into summer. The year starts with January offering 252 hours of sunshine, which then rises significantly to February at 303 hours, and peaks in March with an impressive 340 hours. This surge into the warmer months provides a brilliant preview of the sun-drenched days that characterize the region, sustaining high levels of sunlight throughout April and May, where sunshine hours remain consistently above 320 hours.
However, as the rainy season approaches in June, sunshine hours begin to gradually decline, reaching their lowest point in September with just 268 hours. This reduction signifies the shift to a wetter climate, where cloud cover and precipitation often limit sunlight exposure. Despite this decrease, other months, such as October and November, still maintain a respectable number of sunshine hours, ultimately reflecting a balance in climate that supports both vibrant ecosystems and agricultural activities. Overall, understanding these sunshine patterns is essential for locals and visitors alike, as they navigate the seasonal changes in this stunning coastal region.
In Prachuap Khiri Khan, Thailand, the UV Index presents significant health implications throughout the year, consistently reflecting extreme levels during the dry months. Beginning in January with a UV Index of 11, the intensity soars as the months progress, peaking at 15 in both March and May. This extreme exposure suggests that people can suffer sunburn in as little as 10 minutes during these months, underscoring the necessity for protective measures, such as sunscreen and appropriate clothing, to mitigate the risk of skin damage.
Even during the rainy season, from June through September, the UV Index remains notably high, typically at 14, signaling continuous exposure risks. Although the index dips slightly in October and November, it still indicates extreme levels of UV radiation. The only exception is December, when the UV Index decreases to 10, categorized as very high, yet still presents a burn time of only 15 minutes. Understanding the UV Index trends is crucial for both residents and tourists, promoting awareness and encouraging precautions to ensure safety under Thailand's relentless sun.
UV Risk Categories
In Prachuap Khiri Khan, Thailand, daylight duration exhibits a relatively stable pattern throughout the year, with only minor fluctuations in the number of sunlight hours. January and February each provide about 11 hours of daylight, setting a consistent baseline for the winter months. As the climate warms from March onwards, daylight duration gradually increases, reaching 12 hours by the middle of the year, a duration that is sustained from April through September. This consistency is indicative of the region's tropical climate, where the equatorial position allows for minimal variation in day length.
As the year progresses into October, daylight hours begin to decrease once again, returning to 11 hours through the final months of the year. This cyclical pattern of daylight reflects the equatorial climate's traits and enhances the outdoor lifestyle of the local population. The stable daylight duration across seasons, combined with the abundance of sunshine, underscores the region's appeal for agricultural practices and recreational activities, making it a vibrant area to enjoy year-round.
Hua Hin, Thailand experiences a tropical climate characterized by warm temperatures year-round. January sees a pleasant average of 26°C (80°F), while April and May can reach highs of up to 35°C (95°F). The rainy season peaks from September to October, with October receiving the most rainfall at 222 mm (8.7 in). Sunshine is abundant, especially in February and March, with over 300 hours of sunlight per month. For more detailed information, visit Hua Hin climate.
Prachuap Khiri Khan, Thailand, experiences a tropical climate characterized by warm temperatures and distinct wet and dry seasons. Average monthly temperatures range from 25°C (78°F) in January to 28°C (82°F) in May, with maximums reaching up to 33°C (91°F) in April and May. This region sees significant rainfall, particularly from April to October, with September and October receiving the highest amounts. Despite the rain, Prachuap Khiri Khan enjoys ample sunshine, particularly from February to April, where hours of sunshine can exceed 300. For more detailed information, visit Prachuap Khiri Khan climate.
Pran Buri, Thailand, exhibits a tropical climate characterized by warm temperatures and distinct wet and dry seasons. Average monthly temperatures range from 26°C (80°F) in January to 29°C (85°F) in April and May, with maximums peaking at 35°C (95°F) in May. Rainfall is plentiful, particularly from May to October, with September and October receiving the highest amounts, reaching 162 mm (6.4 in) and 222 mm (8.7 in), respectively. Despite the rainfall, sunshine is abundant, especially in February and March, with over 300 hours of sun. For more details, visit Pran Buri climate.
Sam Roi Yot, Thailand, features a tropical climate characterized by warm temperatures year-round. January sees mild temperatures ranging from 16°C to 34°C, while April and May are the hottest months, with maximums reaching up to 38°C. The region experiences a significant amount of rainfall, particularly from May to September, peaking in September with 246 mm of precipitation. Sunshine hours are abundant, with the highest in March at 337 hours. For more detailed information, visit Sam Roi Yot climate.
In conclusion, Prachuap Khiri Khan, Thailand, presents a fascinating climate characterized by distinct seasonal variations in temperature, precipitation, sunshine duration, UV Index, and daylight hours. The region's tropical savanna climate offers a warm and humid environment that fosters rich ecosystems and agricultural productivity. Understanding the climatic patterns—including the extreme UV exposure, consistent daylight hours, and pronounced wet and dry seasons—allows residents and visitors to adapt their activities and practices accordingly. As climate change continues to affect weather systems globally, ongoing awareness and preparation will be crucial for preserving the environmental integrity and health of this vibrant coastal province.