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Monthly climate in Kampong Thom, Cambodia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Kampong Thom features a tropical monsoon climate (Am). Temperatures typically range between 27 °C (80 °F) and 30 °C (87 °F) through the year, but rarely can drop to 16 °C (61 °F) or can rise to as high as 40 °C (105 °F). The average annual precipitation amounts to about 1500 mm (59.0 inches) and receives 183 rainy days on the 1 mm (0.04 inches) threshold annually. Kampong Thom enjoys an average of 3520 hours of sunshine throughout the year, and daylight varies from 11 hours 22 minutes to 12 hours 50 minutes per day.

Monthly average temperatures in Kampong Thom, Cambodia

The warmest months in Kampong Thom are March, April and May, with daily mean temperatures ranging from 30 to 30 °C (85 - 87 °F) throughout the day. The coldest temperatures usually occur in January, November and December, when daily mean temperatures range from 27 to 27 °C (80 - 82 °F) throughout the day. On average each year, Kampong Thom experiences 329 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 Kampong Thom. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum37°C
(98°F)		38°C
(101°F)		39°C
(103°F)		40°C
(105°F)		40°C
(105°F)		40°C
(103°F)		40°C
(105°F)		38°C
(100°F)		37°C
(98°F)		35°C
(95°F)		36°C
(98°F)		35°C
(95°F)
Mean maximum35°C
(95°F)		36°C
(98°F)		38°C
(100°F)		39°C
(102°F)		37°C
(99°F)		37°C
(98°F)		37°C
(99°F)		36°C
(97°F)		35°C
(95°F)		34°C
(93°F)		34°C
(94°F)		34°C
(94°F)
Average high33°C
(92°F)		34°C
(94°F)		36°C
(96°F)		35°C
(96°F)		34°C
(94°F)		34°C
(94°F)		34°C
(93°F)		33°C
(92°F)		32°C
(90°F)		32°C
(89°F)		32°C
(90°F)		32°C
(89°F)
Daily mean27°C
(82°F)		28°C
(83°F)		30°C
(86°F)		30°C
(87°F)		30°C
(85°F)		29°C
(85°F)		29°C
(84°F)		29°C
(84°F)		28°C
(83°F)		28°C
(82°F)		27°C
(81°F)		27°C
(80°F)
Average low23°C
(74°F)		24°C
(75°F)		26°C
(79°F)		26°C
(80°F)		26°C
(80°F)		26°C
(80°F)		26°C
(79°F)		26°C
(79°F)		25°C
(78°F)		25°C
(77°F)		24°C
(76°F)		23°C
(73°F)
Mean minimum19°C
(67°F)		20°C
(68°F)		24°C
(75°F)		24°C
(75°F)		25°C
(77°F)		25°C
(78°F)		24°C
(76°F)		24°C
(76°F)		24°C
(76°F)		23°C
(73°F)		21°C
(71°F)		19°C
(67°F)
Minimum16°C
(61°F)		18°C
(64°F)		23°C
(74°F)		22°C
(71°F)		23°C
(74°F)		24°C
(76°F)		24°C
(76°F)		24°C
(76°F)		24°C
(75°F)		21°C
(69°F)		20°C
(68°F)		17°C
(63°F)

Compare climate in Kampong Thom with other places

Compare temperature, precipitation, sunshine, UV index in Kampong Thom, Cambodia with other places around the world.

Monthly average precipitation in Kampong Thom, Cambodia

Kampong Thom usually has the most precipitation in August, September and October, with an average of 25 rainy days and 246 mm (9.7 inches) of precipitation per month. The driest months in Kampong Thom are January, February and December. On average, 11 mm (0.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kampong Thom. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)8 (0.3)3 (0.1)31 (1.2)101 (4.0)155 (6.1)153 (6.0)196 (7.7)209 (8.2)305 (12.0)223 (8.8)93 (3.7)21 (0.8)
Average precipitation days (≥ 1 mm)10416222325282722123

Monthly sunshine hours in Kampong Thom, Cambodia

The sunniest months in Kampong Thom are March, April and May, when the sun shines an average of 10 hours 21 minutes a day. Least sunny months in Kampong Thom: January, September and October receive an average of 8 hours 37 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Kampong Thom. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours259297326311314296291288266266292308
Mean daily daylight hours11h 27m11h 42m12h 3m12h 24m12h 41m12h 50m12h 46m12h 30m12h 10m11h 49m11h 31m11h 22m

Solar UV radiation in Kampong Thom, Cambodia

Kampong Thom experiences the highest level of ultraviolet (UV) radiation in March, April and May, 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 Kampong Thom UV Index data.

Average daily maximum UV levels by month for Kampong Thom. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)101315151513141414131110