Last updated: January 18, 2025
Phayao, Thailand, experiences a tropical savanna climate classified under the Köppen-Geiger system as Aw. Characterized by its distinct seasonal temperature variations, the region records a minimum temperature of 6°C (43°F) in December, while sweltering maximums can reach 42°C (108°F) in May. The annual average temperature hovers around 26°C (79°F), creating a warm environment conducive to diverse ecosystems and agricultural practices. This unique climatic profile is integral to understanding the ecological and socio-economic dynamics of Phayao.
Phayao, Thailand, exhibits distinct seasonal temperature patterns throughout the year. The coolest months are December and January, with minimum temperatures dropping to 6°C (43°F) and averaging around 22°C (72°F), making this the region's peak winter period. As the year progresses into February and March, temperatures gradually rise, reaching a maximum of 40°C (105°F) in March, signaling the onset of warmer weather. April and May mark the hottest months, with average highs peaking at 42°C (108°F) in May. The transition to the rainy season in June and July brings slightly cooler patterns, with average temperatures stabilizing around 28°C (82°F) and maximums declining to the low 40s°C. This trend continues in late summer through September and October, where temperatures remain moderate, with maximums around 36°C (97°F). By November, cooler air returns as temperatures shift back towards the winter range, culminating in a cycle that reflects the region’s tropical savanna climate.
Phu Kam Yao experiences a minimum temperature of 7°C (45°F) in December and peaks at 42°C (108°F) in May, as detailed in the monthly temperatures in Phu Kam Yao. In nearby Chiang Kham, the temperatures see a slightly cooler minimum of 6°C (43°F) in December, with a maximum of 41°C (106°F) in May, as noted in the monthly temperatures in Chiang Kham. Similarly, Phayao also registers a minimum of 7°C (45°F) in December and a maximum of 42°C (108°F) in May, which can be found in the monthly temperatures in Phayao.
Phayao, Thailand, experiences a pronounced seasonal pattern in precipitation, with the majority of rainfall concentrated during the summer months. Starting from January, where rainfall is minimal at 25 mm (1.0 in), precipitation gradually decreases to just 5 mm (0.2 in) by March, signaling the dry pre-monsoon period. However, from April onwards, the region transitions into its rainy season, with significant increases observed; April alone receives 108 mm (4.3 in), followed by 131 mm (5.1 in) in May as thunderstorms become more common.
The peak of the rainy season occurs in July and August, with monthly totals soaring to 265 mm (10.4 in) and 301 mm (11.8 in), respectively, accompanied by the highest number of rainy days, reaching 25 days in July and 28 days in August. As the monsoon gradually recedes, precipitation tapers off in September and October, registering 199 mm (7.8 in) and 137 mm (5.4 in), respectively. By the end of the year, rainfall diminishes significantly, with December receiving a mere 18 mm (0.7 in), showcasing the stark contrast between the wet and dry seasons in this tropical savanna climate.
In Phayao, Thailand, the duration of sunshine exhibits a clear seasonal trend, with a noticeable increase as the year progresses from winter to summer. Beginning in January, the region receives around 242 hours of sunshine, which gradually climbs to 332 hours by March, marking the arrival of warmer temperatures and longer days. April and May maintain high levels of sunlight with 319 hours and 326 hours, respectively, as the dry season peaks before the monsoon rains begin. This period of abundant sunshine is crucial for agriculture, providing essential energy for crops during their growth phases.
As the rainy season approaches, a decline in sunshine hours is observed, particularly from June onwards, when the total drops to 280 hours. July witnesses the least amount of sunlight at 259 hours, highlighting the impact of cloud cover and precipitation during the peak of the monsoon. However, as the rainy season gradually subsides, sunshine hours begin to pick up again in August, reaching 240 hours, and then recovering through the fall months with 271 hours in September and 287 hours in October. Notably, November and December also see increased sunshine, with 299 and 309 hours respectively, reflecting the transition back to drier conditions and shorter, yet sunnier, days. Overall, this pattern underscores the importance of sunlight in shaping Phayao's climate and its agricultural productivity throughout the year.
The UV Index in Phayao, Thailand, showcases significant variability throughout the year, reflecting the region's tropical climate and its strong sun exposure. Beginning in January with a UV Index of 9, categorized as very high, the potential for skin damage is immediate, requiring protective measures during outdoor activities. As February arrives, the UV Index rises to 10, maintaining the same very high exposure category and necessitating diligent sun protection with a burn time of just 15 minutes. This trend continues into March, where the index peaks to 13, transitioning to an extreme category with an even shorter burn time of 10 minutes.
From April to September, Phayao endures some of the highest UV readings, consistently reaching 14 on the index, which is classified as extreme, posing significant health risks if one is unprotected for more than 10 minutes. Despite some fluctuations in October, where the UV Index dips slightly to 13, the extreme exposure persists until November, which sees a decline back to 10. By December, the UV Index decreases to 8, still marked as very high, allowing for some respite from the intense sun. Overall, understanding these trends is vital for residents and visitors alike to ensure adequate protection against harmful UV radiation throughout the year.
UV Risk Categories
In Phayao, Thailand, daylight duration follows a rhythmic pattern that reflects the subtropical climate and the shift of seasons. Throughout January and February, the region experiences approximately 11 hours of daylight per day, setting a stable baseline as the year begins. As spring approaches in March, the duration increases to 12 hours, continuing this trend into April, which maintains the same daylight timeframe. The real transition occurs in May, where daylight extends to 13 hours, signaling the onset of summer and allowing for extended periods of outdoor activity.
The peak daylight duration is sustained through June and July, where residents enjoy 13 hours of sunlight daily. As the summer wanes in August and September, daylight begins to taper off slightly, returning to 12 hours. By October and November, daylight further decreases to 11 hours, before dropping to 10 hours in December, highlighting the seasonal changes typical of this region. This gradual shift in daylight not only affects daily routines but also influences agricultural practices, recreation, and community life in Phayao throughout the year.
Chiang Kham, Thailand experiences a tropical climate characterized by warm temperatures and significant rainfall, especially during the monsoon season. Average daily temperatures range from a cool 9°C (49°F) in January to a hot 41°C (106°F) in May, with June to August receiving the highest precipitation, peaking at 376 mm (14.8 in) in August. The region enjoys plenty of sunshine, particularly from March to May, with up to 330 hours in March alone. Overall, the best time to visit for pleasant weather is typically from November to February. For more detailed information, visit Chiang Kham climate.
Chiang Muan, Thailand experiences a tropical climate characterized by warm temperatures and varying rainfall throughout the year. January sees cooler temperatures with a minimum of 10°C (50°F) and a maximum of 34°C (93°F), while April and May are the hottest months, reaching up to 40°C (104°F). The monsoon season brings significant rainfall, peaking in August with 335 mm (13.2 in). Despite the rains, the region enjoys ample sunshine, especially in March, which boasts 331 hours of sun. For more detailed climate information, visit Chiang Muan climate.
Chun, Thailand experiences a tropical climate with distinct temperature variations throughout the year. January marks the coolest month, with temperatures ranging from 10°C to 34°C, while April and May bring the highest heat, reaching maximums of 41°C. Rainfall is concentrated in the monsoon months from June to August, where precipitation peaks at 270 mm in July and 285 mm in August. Sunshine is abundant in the winter months, with January enjoying 244 hours, but tapers off slightly in the rainy season. For more details on the climate in Chun, visit Chun climate.
Dok Kham Tai, Thailand, experiences a tropical climate characterized by distinct wet and dry seasons. Temperatures range from a cool 7°C (45°F) in December to highs of 42°C (108°F) in May, with average monthly temperatures fluctuating between 22°C (72°F) and 29°C (84°F). The region sees significant rainfall from May to October, peaking in July with 228 mm (9.0 in). Despite the rain, sunshine is abundant, particularly in February with 294 hours, and March, which boasts 333 hours of sun. For more details, visit Dok Kham Tai climate.
Mae Chai, Thailand experiences a tropical climate characterized by warm temperatures and a distinct rainy season. Average temperatures range from a cool 7°C (45°F) in January to a sultry 29°C (84°F) in May, with maximums reaching up to 41°C (105°F) in the hottest months of April and May. Rainfall is significant from May to October, peaking in August with 260 mm (10.2 in), while the dry season from November to February sees much lower precipitation. The area enjoys ample sunshine, particularly from February to May, with March boasting the highest at 334 hours. For more detailed information, visit Mae Chai climate.
Phayao, Thailand, experiences a tropical climate characterized by warm temperatures and distinct wet and dry seasons. From January to March, temperatures range from a minimum of 8°C (47°F) to a maximum of 40°C (105°F), with low precipitation levels. The wet season, peaking in July and August, brings significant rainfall, reaching up to 263 mm (10.4 in) in August, while temperatures remain warm, averaging around 28°C (82°F). The region enjoys ample sunshine, especially in March with 333 hours, making it a favorable destination for visitors. For more detailed information, visit Phayao climate.
Phu Kam Yao, Thailand experiences a tropical climate characterized by hot temperatures and varied rainfall throughout the year. January sees average temperatures around 22°C (72°F) with minimal precipitation, while March to May witnesses peak heat, reaching highs of up to 42°C (108°F) and increased rainfall, particularly in May. The rainy season intensifies from June to August, with July recording the highest rainfall of 228 mm (9.0 in) and average temperatures remaining around 28°C (82°F). Conversely, the end of the year, particularly in November and December, brings cooler temperatures and reduced rainfall, making it a more pleasant time to visit. For more detailed information, visit Phu Kam Yao climate.
Phu Sang, Thailand experiences a tropical climate characterized by warm temperatures and significant rainfall, particularly from June to August. The temperature ranges from a minimum of 6°C (43°F) in December to a maximum of 41°C (106°F) in May. Rainfall peaks during the monsoon months, with July averaging 323 mm (12.7 in) of precipitation. Despite the heavy rains, sunshine hours are abundant, with March and May receiving around 330 and 326 hours of sunlight, respectively. For more detailed information, visit Phu Sang climate.
Pong, Thailand experiences a tropical climate characterized by warm temperatures and distinct wet and dry seasons. The hottest months are March to May, with maximum temperatures reaching up to 41°C (106°F) in April and May, while December brings cooler temperatures, dipping to a minimum of 7°C (44°F). Rainfall is substantial from May to September, peak precipitation occurring in July at 270 mm (10.6 in), while the months from January to March remain relatively dry. Despite the rain, Pong enjoys numerous sunshine hours, especially in March, which receives 331 hours of sun. For more detailed information, visit Pong climate.
In conclusion, the climate of Phayao, Thailand, is characterized by its distinct seasonal variations, encompassing temperature, precipitation, sunshine duration, UV Index, and daylight hours. The tropical savanna climate manifests through a hot, dry season followed by a pronounced rainy season, significantly impacting local agriculture and lifestyle. As temperatures soar from winter to summer, the region experiences peaks in sunshine and UV exposure that necessitate proper sun protection. Conversely, daylight duration fluctuates moderately but consistently offers ample sunlight during the longer summer months. Understanding these climate components is essential for residents and visitors alike, as they navigate the unique environmental landscape of Phayao and its implications for health, recreation, and agricultural practices throughout the year.