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Monthly climate in Semey, Kazakhstan

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Semey features a humid continental climate (Dfb). Temperatures typically range between -15 °C (5 °F) and 22 °C (72 °F) through the year, but rarely can drop to -43 °C (-45 °F) or can rise to as high as 37 °C (100 °F). The average annual precipitation amounts to about 336 mm (13.2 inches) and receives 81 rainy days on the 1 mm (0.04 inches) threshold annually. Semey enjoys an average of 3650 hours of sunshine throughout the year, and daylight varies from 8 hours 4 minutes to 16 hours 20 minutes per day.

Monthly average temperatures in Semey, Kazakhstan

The warmest months in Semey are June, July and August, with daily mean temperatures ranging from 20 to 22 °C (69 - 72 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -15 to -11 °C (5 - 12 °F) throughout the day. On average each year, Semey experiences 72 days above 25 °C (77.0 °F) and 163 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Semey. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum3°C
(37°F)		5°C
(41°F)		15°C
(59°F)		31°C
(88°F)		36°C
(97°F)		37°C
(98°F)		36°C
(98°F)		37°C
(100°F)		34°C
(94°F)		25°C
(77°F)		19°C
(66°F)		3°C
(38°F)
Mean maximum0°C
(32°F)		2°C
(36°F)		11°C
(53°F)		26°C
(80°F)		33°C
(92°F)		34°C
(93°F)		35°C
(95°F)		34°C
(94°F)		31°C
(88°F)		21°C
(70°F)		12°C
(55°F)		2°C
(35°F)
Average high-11°C
(13°F)		-7°C
(20°F)		0°C
(33°F)		15°C
(59°F)		22°C
(72°F)		26°C
(80°F)		28°C
(83°F)		27°C
(81°F)		19°C
(67°F)		11°C
(52°F)		-0°C
(32°F)		-7°C
(19°F)
Daily mean-15°C
(5°F)		-12°C
(11°F)		-5°C
(24°F)		8°C
(47°F)		16°C
(60°F)		20°C
(69°F)		22°C
(72°F)		21°C
(70°F)		13°C
(56°F)		5°C
(42°F)		-4°C
(24°F)		-11°C
(12°F)
Average low-19°C
(-3°F)		-17°C
(1°F)		-10°C
(15°F)		1°C
(34°F)		8°C
(47°F)		13°C
(56°F)		16°C
(61°F)		14°C
(57°F)		7°C
(44°F)		0°C
(33°F)		-8°C
(17°F)		-15°C
(5°F)
Mean minimum-34°C
(-28°F)		-30°C
(-22°F)		-21°C
(-6°F)		-8°C
(17°F)		-0°C
(32°F)		8°C
(46°F)		11°C
(52°F)		9°C
(48°F)		-1°C
(30°F)		-6°C
(22°F)		-22°C
(-8°F)		-29°C
(-20°F)
Minimum-43°C
(-45°F)		-40°C
(-39°F)		-26°C
(-15°F)		-13°C
(9°F)		-2°C
(28°F)		5°C
(42°F)		8°C
(47°F)		6°C
(44°F)		-4°C
(25°F)		-9°C
(15°F)		-31°C
(-23°F)		-37°C
(-34°F)

Compare climate in Semey with other places

Compare temperature, precipitation, sunshine, UV index in Semey, Kazakhstan with other places around the world.

Monthly average precipitation in Semey, Kazakhstan

Semey usually has the most precipitation in June, July and August, with an average of 7 rainy days and 33 mm (1.3 inches) of precipitation per month. The driest months in Semey are January, February and April. On average, 21 mm (0.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Semey. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)19 (0.8)23 (0.9)26 (1.0)21 (0.8)25 (1.0)34 (1.4)33 (1.3)33 (1.3)30 (1.2)32 (1.3)30 (1.2)29 (1.1)
Average precipitation days (≥ 1 mm)568478956968

Monthly sunshine hours in Semey, Kazakhstan

The sunniest months in Semey are May, June and July, when the sun shines an average of 13 hours 33 minutes a day. Least sunny months in Semey: January, November and December receive an average of 5 hours 49 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Semey. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours153224300352402416428397324267196185
Mean daily daylight hours8h 32m10h 2m11h 54m13h 49m15h 28m16h 20m15h 53m14h 25m12h 34m10h 40m8h 59m8h 4m

Solar UV radiation in Semey, Kazakhstan

Semey experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 8 - 8, which corresponds to the Very High category of sun exposure. January, November and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Semey UV Index data.

Average daily maximum UV levels by month for Semey. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)235688876421