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Monthly climate in Punakha, Bhutan

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Punakha features a subarctic climate (Dwc). Temperatures typically range between 3 °C (37 °F) and 17 °C (63 °F) through the year, but rarely can drop to -16 °C (4 °F) or can rise to as high as 26 °C (78 °F). The average annual precipitation amounts to about 4139 mm (163.0 inches) and receives 306 rainy days on the 1 mm (0.04 inches) threshold annually. Punakha enjoys an average of 3210 hours of sunshine throughout the year, and daylight varies from 10 hours 24 minutes to 13 hours 50 minutes per day.

Monthly average temperatures in Punakha, Bhutan

The warmest months in Punakha are June, July and August, with daily mean temperatures ranging from 16 to 17 °C (62 - 63 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 3 to 5 °C (37 - 42 °F) throughout the day. On average each year, Punakha experiences 0 days above 25 °C (77.0 °F) and 41 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Punakha. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum16°C
(61°F)		18°C
(64°F)		19°C
(66°F)		22°C
(71°F)		24°C
(75°F)		26°C
(78°F)		25°C
(76°F)		24°C
(76°F)		25°C
(77°F)		23°C
(74°F)		20°C
(69°F)		18°C
(64°F)
Mean maximum13°C
(56°F)		14°C
(58°F)		18°C
(65°F)		20°C
(69°F)		22°C
(71°F)		23°C
(74°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		21°C
(71°F)		18°C
(65°F)		15°C
(60°F)
Average high8°C
(48°F)		10°C
(50°F)		13°C
(55°F)		16°C
(61°F)		18°C
(65°F)		20°C
(69°F)		20°C
(68°F)		21°C
(70°F)		20°C
(68°F)		18°C
(65°F)		15°C
(59°F)		11°C
(52°F)
Daily mean3°C
(37°F)		4°C
(40°F)		7°C
(45°F)		11°C
(51°F)		13°C
(56°F)		16°C
(62°F)		17°C
(62°F)		17°C
(63°F)		16°C
(61°F)		13°C
(56°F)		9°C
(48°F)		5°C
(42°F)
Average low-1°C
(30°F)		0°C
(33°F)		3°C
(38°F)		7°C
(44°F)		10°C
(50°F)		13°C
(56°F)		15°C
(59°F)		15°C
(59°F)		13°C
(56°F)		9°C
(49°F)		4°C
(40°F)		2°C
(35°F)
Mean minimum-9°C
(15°F)		-5°C
(22°F)		-3°C
(27°F)		2°C
(36°F)		6°C
(43°F)		10°C
(51°F)		13°C
(56°F)		12°C
(54°F)		10°C
(50°F)		4°C
(39°F)		1°C
(35°F)		-5°C
(24°F)
Minimum-16°C
(4°F)		-9°C
(16°F)		-9°C
(16°F)		-0°C
(32°F)		4°C
(39°F)		10°C
(50°F)		12°C
(55°F)		12°C
(53°F)		9°C
(48°F)		1°C
(34°F)		0°C
(33°F)		-11°C
(13°F)

Compare climate in Punakha with other places

Compare temperature, precipitation, sunshine, UV index in Punakha, Bhutan with other places around the world.

Monthly average precipitation in Punakha, Bhutan

Punakha usually has the most precipitation in July, August and September, with an average of 30 rainy days and 675 mm (26.6 inches) of precipitation per month. The driest months in Punakha are January, November and December. On average, 112 mm (4.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Punakha. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)122 (4.8)176 (6.9)317 (12.5)248 (9.8)339 (13.3)496 (19.5)835 (32.9)674 (26.5)515 (20.3)202 (8.0)102 (4.0)114 (4.5)
Average precipitation days (≥ 1 mm)172229283029313129231720

Monthly sunshine hours in Punakha, Bhutan

The sunniest months in Punakha are April, May and October, when the sun shines an average of 10 hours 16 minutes a day. Least sunny months in Punakha: January, July and August receive an average of 6 hours 42 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Punakha. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours220255301314320286181222243309281272
Mean daily daylight hours10h 36m11h 12m12h 0m12h 49m13h 30m13h 50m13h 40m13h 4m12h 17m11h 28m10h 46m10h 24m

Solar UV radiation in Punakha, Bhutan

Punakha experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 15 - 16, which corresponds to the Extreme category of sun exposure. January, November and December are in the High / Very High exposure category. In these months, the maximum values of the UV index do not exceed 9. For more detailed information, check out our hourly Punakha UV Index data.

Average daily maximum UV levels by month for Punakha. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)810121415151615141196