Last updated: January 18, 2025
Savannahkhét, Laos, exhibits a diverse climate classified under the Köppen-Geiger system as Aw and Am, indicating a transitional zone between savanna and tropical monsoon climates. The region experiences a marked temperature range, with January witnessing minimum temperatures around 10°C (50°F), rising to an average of 26°C (80°F). The peak warmth occurs in April, where temperatures can soar to 40°C (104°F). This significant temperature fluctuation, coupled with distinct wet and dry seasons, shapes the climate dynamics of Savannahkhét, vital for understanding its ecological and agricultural landscapes.
In Savannahkhét, Laos, temperature patterns exhibit distinct seasonal trends, characterized by a warm climate with a gradual increase in temperatures from the cool January to the peak heat of April. January marks the coldest month with minimum temperatures dropping to 10°C (50°F), while averages hover around 23°C (73°F), before progressively warming throughout February and March. By April, the region reaches its annual high, with maximum temperatures hitting 40°C (104°F). As the wet season approaches, temperatures begin to slightly moderate from May onwards, with average temperatures stabilizing around 29°C (84°F) before declining gradually into the cooler months of October to December, when temperatures range from minimums of 12°C (54°F) to maximums of 37°C (99°F). The overall trend depicts a clear transition from cooler temperatures at the beginning of the year to warmer conditions in the summer months, reflecting the influences of both seasonal changes and local climate dynamics.
Ban Donghen experiences a minimum temperature of 10°C (50°F) in January, peaking at 40°C (104°F) in April, as detailed in the monthly temperatures in Ban Donghen. Similarly, Muang Phin records a minimum of 11°C (52°F) in January and a maximum of 39°C (103°F) in April, outlined in the monthly temperatures in Muang Phin. Savannakhet shares the same minimum of 10°C (50°F) in January but reaches a maximum of 40°C (103°F) in April, as noted in the monthly temperatures in Savannakhet.
Precipitation in Savannahkhét, Laos, follows a pronounced seasonal pattern, with the year largely divided into a distinct dry season and a more intense wet season. January and February yield minimal rainfall, measuring just 3 mm (0.1 in) and 10 mm (0.4 in), respectively, with very few days of rain. This dry spell transitions into March, where precipitation begins to rise to 35 mm (1.4 in) over about 6 days. April marks a significant uptick as the wet season approaches, with rainfall reaching 68 mm (2.7 in) across 11 days.
As the wet season sets in from May to October, Savannahkhét experiences substantial rainfall, peaking in July with an impressive 404 mm (15.9 in) over 27 days. June and August also contribute substantially to the annual total, with 195 mm (7.7 in) and 353 mm (13.9 in), respectively. The rainy months are characterized by frequent precipitation events, while the later months of October and November show a decline in rainfall to 178 mm (7.0 in) and 42 mm (1.7 in), respectively. By December, rainfall sharply diminishes again with only 5 mm (0.2 in) expected, signaling a return to the dry season.
In Savannahkhét, Laos, sunshine duration displays a clear seasonal trend, with hours of sunlight increasing from the cooler winter months into the warmer seasons. January begins with 256 hours of sunshine, gradually rising through February and March, reaching peak levels in March with 321 hours. This upward trajectory highlights the transitional phase leading into the hot season, where sunshine remains abundant, even as April sees a slight dip to 314 hours before averaging a consistent 311 hours in May, underscoring the prolonged sunny conditions prevalent during early summer.
As the region shifts into the heart of the wet season, sunshine hours begin to decrease, with June recording 293 hours, followed by a notable decline in July with just 262 hours and a further reduction in August to 247 hours. This marks the period of maximum rainfall, where overcast skies dominate, impacting the overall sunshine received. However, sunlight levels begin to recover in September, reaching 274 hours, and maintain a relatively stable range through October and November. By the end of the year, December offers a resurgence to 306 hours, reflecting a gradual return to sunnier days as the dry season approaches, creating a distinct contrast to the cloudy, damp conditions of midsummer.
In Savannahkhét, Laos, the UV Index displays significant seasonal variation, reaching extreme levels primarily from February through October. Beginning with January, the UV Index registers at a high 10, indicating very high exposure risk, with a burn time of only 15 minutes. As the months progress, the UV Index escalates sharply, hitting 13 in February and peaking at 14 from March through May. During these months, a consistent burn time of just 10 minutes highlights the risk of sunburn, necessitating protective measures for outdoor activities.
The summer months showcase the most considerable UV threat, peaking at 15 in July, emphasizing the critical need for sun protection as the sun's intensity reaches its zenith. Following July, the UV Index slightly declines but remains at extreme levels of 14 from August through September and 12 in October, before gradually diminishing in November and December. These later months return to very high ratings of 10 and 9, respectively, with extended burn times of 15 minutes. This trend underlines the importance of vigilance against UV exposure throughout the year, particularly during the summer months where protective actions are essential.
UV Risk Categories
Daylight duration in Savannahkhét, Laos, exhibits a relatively stable pattern throughout the year, with only minor fluctuations in hours of sunlight. In both January and February, the region experiences about 11 hours of daylight, providing a consistent start to the year. As the seasons transition into spring, March sees a slight increase to 12 hours, which continues into April and May, reflecting the gradual enhancement of daylight as the warmer months approach. This constancy indicates a steady accumulation of sunlight during the early months, which is vital for agricultural activities and daily life.
The peak daylight hours occur in June, when the region enjoys 13 hours of daylight, emphasizing the abundant sunshine characteristic of the wet season. Following June, daylight duration returns to about 12 hours from July through September, maintaining this level before tapering down to 11 hours again in October and November. By December, daylight hours stabilize at 11 hours, completing the annual cycle. Overall, while daylight duration fluctuates slightly with the seasons, it remains predominantly steady, with hours peaking in mid-year, aligning with the region's climatic patterns.
The climate in Ban Donghen, Laos is characterized by a distinct warm season and a rainy season. Temperatures range from a minimum of 10°C (50°F) in January to a maximum of 40°C (104°F) in April, with average temperatures hovering around 27°C (81°F). Precipitation peaks from May to July, with July receiving the highest rainfall at 418 mm (16.5 in). Despite the rain, the area enjoys considerable sunshine, especially in February, which sees 296 hours of sunlight. For more detailed information, visit Ban Donghen climate.
The climate in Muang Phin, Laos features a tropical savanna pattern, characterized by warm temperatures year-round. From January to April, temperatures gradually increase from a minimum of 11°C (52°F) to a maximum of 39°C (103°F), with notable rainfall commencing in March. The region experiences significant monsoon rains from May to September, peaking in July with over 415 mm (16.3 in) of precipitation. Dry conditions resume from November to December, accompanied by moderate sunshine hours ranging from 252 to 318 hours monthly. For more detailed information, visit Muang Phin climate.
Savannakhet, Laos experiences a tropical savanna climate with distinct wet and dry seasons. Temperatures range from a cool 10°C (50°F) in January to a hot 40°C (103°F) in April, with high averages around 29°C (84°F) during the warmer months. Precipitation peaks from June to September, particularly in July when it can reach 379 mm (14.9 in), influencing the region's lush greenery. Despite the rainfall, the sun shines brightly, particularly in February and March, with over 320 hours of sunshine each month. For more detailed information, visit Savannakhet climate.
In conclusion, Savannahkhét, Laos, presents a unique climatic and environmental profile characterized by distinct seasonal patterns across temperature, precipitation, sunshine duration, UV Index, and daylight hours. The region experiences a pronounced dry season followed by a vigorous wet season, impacting not only local ecosystems but also agricultural practices and daily life. With rising temperatures and increased UV exposure in the summer months, residents and visitors must remain vigilant about sun protection. Concurrently, the consistent daylight hours throughout the year provide a stable foundation for various activities, fostering agricultural growth and community engagement. Overall, understanding these climatic dynamics is essential for developing effective strategies for adaptation and sustainability in Savannahkhét's changing environment.