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Monthly climate in Dalai, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Dalai features a cold semi-arid climate (BSk). Temperatures typically range between -18 °C (0 °F) and 22 °C (72 °F) through the year, but rarely can drop to -37 °C (-35 °F) or can rise to as high as 36 °C (98 °F). The average annual precipitation amounts to about 232 mm (9.1 inches) and receives 37 rainy days on the 1 mm (0.04 inches) threshold annually. Dalai enjoys an average of 3650 hours of sunshine throughout the year, and daylight varies from 8 hours 51 minutes to 15 hours 29 minutes per day.

Monthly average temperatures in Dalai, China

The warmest months in Dalai are June, July and August, with daily mean temperatures ranging from 18 to 22 °C (65 - 72 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -18 to -14 °C (0 - 6 °F) throughout the day. On average each year, Dalai experiences 48 days above 25 °C (77.0 °F) and 178 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Dalai. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum-1°C
(31°F)		5°C
(42°F)		19°C
(66°F)		28°C
(82°F)		33°C
(91°F)		35°C
(95°F)		36°C
(98°F)		33°C
(92°F)		30°C
(86°F)		27°C
(81°F)		13°C
(55°F)		5°C
(41°F)
Mean maximum-4°C
(25°F)		2°C
(36°F)		14°C
(58°F)		24°C
(76°F)		30°C
(87°F)		31°C
(87°F)		33°C
(92°F)		31°C
(89°F)		26°C
(79°F)		21°C
(70°F)		11°C
(53°F)		-3°C
(26°F)
Average high-13°C
(9°F)		-9°C
(16°F)		3°C
(38°F)		12°C
(54°F)		19°C
(67°F)		25°C
(77°F)		27°C
(81°F)		23°C
(74°F)		20°C
(68°F)		9°C
(49°F)		-2°C
(29°F)		-12°C
(11°F)
Daily mean-18°C
(0°F)		-14°C
(6°F)		-3°C
(28°F)		6°C
(42°F)		13°C
(56°F)		19°C
(67°F)		22°C
(72°F)		18°C
(65°F)		14°C
(57°F)		3°C
(38°F)		-7°C
(19°F)		-17°C
(2°F)
Average low-22°C
(-7°F)		-19°C
(-3°F)		-8°C
(17°F)		-1°C
(31°F)		6°C
(44°F)		13°C
(55°F)		17°C
(62°F)		14°C
(57°F)		8°C
(47°F)		-2°C
(29°F)		-11°C
(12°F)		-20°C
(-5°F)
Mean minimum-30°C
(-22°F)		-28°C
(-18°F)		-18°C
(-0°F)		-9°C
(17°F)		-2°C
(28°F)		6°C
(44°F)		11°C
(52°F)		8°C
(47°F)		0°C
(33°F)		-9°C
(15°F)		-22°C
(-7°F)		-30°C
(-21°F)
Minimum-37°C
(-35°F)		-31°C
(-23°F)		-21°C
(-5°F)		-11°C
(13°F)		-5°C
(23°F)		2°C
(36°F)		8°C
(46°F)		3°C
(38°F)		-4°C
(26°F)		-11°C
(12°F)		-26°C
(-14°F)		-36°C
(-32°F)

Compare climate in Dalai with other places

Compare temperature, precipitation, sunshine, UV index in Dalai, China with other places around the world.

Monthly average precipitation in Dalai, China

Dalai usually has the most precipitation in May, July and August, with an average of 7 rainy days and 47 mm (1.8 inches) of precipitation per month. The driest months in Dalai are January, February and December. On average, 3 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Dalai. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)2 (0.1)5 (0.2)7 (0.3)14 (0.6)23 (0.9)22 (0.9)59 (2.3)59 (2.3)18 (0.7)15 (0.6)7 (0.3)2 (0.1)
Average precipitation days (≥ 1 mm)001245894220

Monthly sunshine hours in Dalai, China

The sunniest months in Dalai are May, June and July, when the sun shines an average of 11 hours 42 minutes a day. Least sunny months in Dalai: January, November and December receive an average of 7 hours 54 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Dalai. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours212266314325350355369347307284256259
Mean daily daylight hours9h 13m10h 25m11h 55m13h 29m14h 48m15h 29m15h 8m13h 58m12h 29m10h 56m9h 34m8h 51m

Solar UV radiation in Dalai, China

Dalai experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 10 - 10, which corresponds to the Very High category of sun exposure. January, February and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Dalai UV Index data.

Average daily maximum UV levels by month for Dalai. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)236791010107532