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Monthly climate in Thakhek, Laos

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Thakhek features a tropical savanna climate (Aw). Temperatures typically range between 22 °C (72 °F) and 28 °C (83 °F) through the year, but rarely can drop to 7 °C (45 °F) or can rise to as high as 39 °C (102 °F). The average annual precipitation amounts to about 2134 mm (84.0 inches) and receives 169 rainy days on the 1 mm (0.04 inches) threshold annually. Thakhek enjoys an average of 3391 hours of sunshine throughout the year, and daylight varies from 11 hours 5 minutes to 13 hours 8 minutes per day.

Monthly average temperatures in Thakhek, Laos

The warmest months in Thakhek are April, May and June, with daily mean temperatures ranging from 28 to 28 °C (82 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 22 to 23 °C (72 - 74 °F) throughout the day. On average each year, Thakhek experiences 318 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Thakhek. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum34°C
(94°F)		36°C
(97°F)		38°C
(100°F)		39°C
(102°F)		39°C
(102°F)		36°C
(98°F)		34°C
(93°F)		34°C
(94°F)		35°C
(94°F)		35°C
(96°F)		36°C
(96°F)		34°C
(94°F)
Mean maximum33°C
(91°F)		35°C
(95°F)		36°C
(98°F)		37°C
(99°F)		36°C
(97°F)		34°C
(93°F)		33°C
(92°F)		34°C
(93°F)		34°C
(93°F)		34°C
(93°F)		34°C
(94°F)		33°C
(91°F)
Average high29°C
(85°F)		30°C
(87°F)		33°C
(91°F)		33°C
(92°F)		33°C
(91°F)		32°C
(89°F)		30°C
(87°F)		30°C
(87°F)		31°C
(88°F)		31°C
(88°F)		31°C
(88°F)		29°C
(84°F)
Daily mean22°C
(73°F)		23°C
(74°F)		27°C
(80°F)		28°C
(82°F)		28°C
(83°F)		28°C
(83°F)		27°C
(81°F)		27°C
(81°F)		27°C
(81°F)		26°C
(80°F)		25°C
(77°F)		22°C
(72°F)
Average low17°C
(63°F)		18°C
(64°F)		22°C
(71°F)		23°C
(74°F)		25°C
(77°F)		25°C
(78°F)		25°C
(77°F)		25°C
(77°F)		24°C
(76°F)		23°C
(73°F)		20°C
(69°F)		17°C
(62°F)
Mean minimum11°C
(53°F)		13°C
(56°F)		17°C
(62°F)		19°C
(66°F)		22°C
(72°F)		24°C
(75°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		19°C
(66°F)		15°C
(59°F)		11°C
(52°F)
Minimum7°C
(45°F)		11°C
(52°F)		14°C
(57°F)		14°C
(57°F)		18°C
(64°F)		23°C
(73°F)		23°C
(73°F)		23°C
(74°F)		21°C
(70°F)		16°C
(61°F)		14°C
(58°F)		9°C
(49°F)

Compare climate in Thakhek with other places

Compare temperature, precipitation, sunshine, UV index in Thakhek, Laos with other places around the world.

Monthly average precipitation in Thakhek, Laos

Thakhek usually has the most precipitation in July, August and September, with an average of 27 rainy days and 448 mm (17.6 inches) of precipitation per month. The driest months in Thakhek are January, February and December. On average, 7 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Thakhek. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)6 (0.2)11 (0.4)47 (1.9)64 (2.5)188 (7.4)299 (11.8)542 (21.4)483 (19.0)318 (12.5)146 (5.8)23 (0.9)6 (0.2)
Average precipitation days (≥ 1 mm)1171022263029241531

Monthly sunshine hours in Thakhek, Laos

The sunniest months in Thakhek are March, April and December, when the sun shines an average of 10 hours 14 minutes a day. Least sunny months in Thakhek: January, July and August receive an average of 7 hours 50 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Thakhek. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours253293319314301275252222271281297308
Mean daily daylight hours11h 12m11h 33m12h 2m12h 31m12h 56m13h 8m13h 2m12h 40m12h 12m11h 43m11h 18m11h 5m

Solar UV radiation in Thakhek, Laos

Thakhek experiences the highest level of ultraviolet (UV) radiation in April, July and September, when the maximum UV index can reach values of 14 - 15, which corresponds to the Extreme category of sun exposure. January, November and December are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 10. For more detailed information, check out our hourly Thakhek UV Index data.

Average daily maximum UV levels by month for Thakhek. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)9111315141315141412109