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Monthly climate in Sanaxy, Laos

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Sanaxy features a tropical monsoon climate (Am). Temperatures typically range between 23 °C (73 °F) and 27 °C (80 °F) through the year, but rarely can drop to 11 °C (52 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 2499 mm (98.4 inches) and receives 189 rainy days on the 1 mm (0.04 inches) threshold annually. Sanaxy enjoys an average of 3406 hours of sunshine throughout the year, and daylight varies from 11 hours 14 minutes to 12 hours 59 minutes per day.

Monthly average temperatures in Sanaxy, Laos

The warmest months in Sanaxy are March, April and May, with daily mean temperatures ranging from 26 to 27 °C (79 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 23 to 24 °C (73 - 76 °F) throughout the day. On average each year, Sanaxy experiences 311 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 Sanaxy. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum35°C
(95°F)		36°C
(97°F)		37°C
(99°F)		37°C
(99°F)		37°C
(99°F)		34°C
(94°F)		32°C
(90°F)		32°C
(90°F)		33°C
(92°F)		34°C
(93°F)		35°C
(96°F)		34°C
(94°F)
Mean maximum33°C
(92°F)		35°C
(95°F)		36°C
(97°F)		36°C
(97°F)		35°C
(95°F)		32°C
(91°F)		31°C
(88°F)		31°C
(88°F)		32°C
(91°F)		33°C
(91°F)		33°C
(91°F)		33°C
(91°F)
Average high30°C
(86°F)		31°C
(89°F)		33°C
(92°F)		33°C
(91°F)		31°C
(89°F)		29°C
(85°F)		28°C
(82°F)		28°C
(82°F)		29°C
(85°F)		30°C
(85°F)		29°C
(85°F)		28°C
(83°F)
Daily mean23°C
(74°F)		24°C
(76°F)		27°C
(80°F)		27°C
(80°F)		26°C
(79°F)		25°C
(78°F)		24°C
(76°F)		24°C
(76°F)		25°C
(77°F)		25°C
(77°F)		24°C
(76°F)		23°C
(73°F)
Average low18°C
(65°F)		19°C
(66°F)		21°C
(71°F)		22°C
(72°F)		22°C
(73°F)		22°C
(73°F)		22°C
(71°F)		22°C
(72°F)		22°C
(71°F)		21°C
(71°F)		20°C
(69°F)		19°C
(66°F)
Mean minimum14°C
(58°F)		15°C
(59°F)		19°C
(66°F)		19°C
(67°F)		21°C
(69°F)		21°C
(70°F)		21°C
(69°F)		20°C
(69°F)		20°C
(69°F)		18°C
(66°F)		17°C
(64°F)		14°C
(58°F)
Minimum11°C
(52°F)		13°C
(55°F)		16°C
(62°F)		18°C
(64°F)		19°C
(66°F)		20°C
(69°F)		20°C
(69°F)		20°C
(68°F)		20°C
(68°F)		17°C
(63°F)		16°C
(61°F)		12°C
(54°F)

Compare climate in Sanaxy with other places

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

Monthly average precipitation in Sanaxy, Laos

Sanaxy usually has the most precipitation in July, August and September, with an average of 28 rainy days and 527 mm (20.8 inches) of precipitation per month. The driest months in Sanaxy are January, February and December. On average, 8 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sanaxy. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)2 (0.1)6 (0.2)23 (0.9)68 (2.7)156 (6.1)265 (10.4)568 (22.4)563 (22.2)452 (17.8)315 (12.4)66 (2.6)14 (0.6)
Average precipitation days (≥ 1 mm)0151424282930271993

Monthly sunshine hours in Sanaxy, Laos

The sunniest months in Sanaxy are March, April and May, when the sun shines an average of 10 hours 0 minutes a day. Least sunny months in Sanaxy: January, July and August receive an average of 8 hours 24 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sanaxy. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours252293315299305280263266270275285299
Mean daily daylight hours11h 19m11h 38m12h 2m12h 27m12h 48m12h 59m12h 54m12h 35m12h 11m11h 46m11h 25m11h 14m

Solar UV radiation in Sanaxy, Laos

Sanaxy experiences the highest level of ultraviolet (UV) radiation in April, May and August, when the maximum UV index can reach values of 15 - 15, which corresponds to the Extreme category of sun exposure. January, November and December are in the Very High / Extreme exposure category. In these months, the maximum values of the UV index do not exceed 11. For more detailed information, check out our hourly Sanaxy UV Index data.

Average daily maximum UV levels by month for Sanaxy. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)111315151514151514131110