nomadseason

Monthly climate in Syanno, Belarus

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Syanno features a humid continental climate (Dfb). Temperatures typically range between -4 °C (26 °F) and 18 °C (65 °F) through the year, but rarely can drop to -31 °C (-24 °F) or can rise to as high as 33 °C (92 °F). The average annual precipitation amounts to about 765 mm (30.1 inches) and receives 146 rainy days on the 1 mm (0.04 inches) threshold annually. Syanno enjoys an average of 3056 hours of sunshine throughout the year, and daylight varies from 7 hours 17 minutes to 17 hours 12 minutes per day.

Monthly average temperatures in Syanno, Belarus

The warmest months in Syanno are June, July and August, with daily mean temperatures ranging from 18 to 18 °C (64 - 65 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -4 to -1 °C (26 - 30 °F) throughout the day. On average each year, Syanno experiences 25 days above 25 °C (77.0 °F) and 117 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Syanno. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum5°C
(42°F)		9°C
(49°F)		16°C
(61°F)		24°C
(76°F)		30°C
(85°F)		33°C
(92°F)		33°C
(91°F)		32°C
(90°F)		27°C
(80°F)		21°C
(71°F)		13°C
(56°F)		8°C
(47°F)
Mean maximum4°C
(39°F)		6°C
(42°F)		12°C
(55°F)		19°C
(67°F)		24°C
(76°F)		28°C
(82°F)		30°C
(86°F)		29°C
(84°F)		26°C
(79°F)		18°C
(65°F)		11°C
(52°F)		5°C
(41°F)
Average high-2°C
(29°F)		-1°C
(31°F)		4°C
(40°F)		11°C
(52°F)		17°C
(63°F)		23°C
(73°F)		23°C
(73°F)		22°C
(72°F)		17°C
(63°F)		11°C
(53°F)		4°C
(39°F)		-0°C
(32°F)
Daily mean-4°C
(26°F)		-3°C
(27°F)		1°C
(34°F)		6°C
(44°F)		12°C
(55°F)		18°C
(64°F)		18°C
(65°F)		18°C
(64°F)		13°C
(55°F)		8°C
(46°F)		2°C
(36°F)		-1°C
(30°F)
Average low-6°C
(22°F)		-6°C
(22°F)		-3°C
(28°F)		2°C
(35°F)		7°C
(45°F)		12°C
(54°F)		14°C
(57°F)		13°C
(55°F)		9°C
(48°F)		5°C
(41°F)		1°C
(33°F)		-3°C
(27°F)
Mean minimum-19°C
(-1°F)		-17°C
(2°F)		-10°C
(15°F)		-4°C
(25°F)		-0°C
(32°F)		6°C
(43°F)		8°C
(48°F)		7°C
(44°F)		2°C
(36°F)		-2°C
(28°F)		-7°C
(20°F)		-10°C
(14°F)
Minimum-31°C
(-24°F)		-25°C
(-13°F)		-18°C
(1°F)		-6°C
(22°F)		-2°C
(28°F)		4°C
(39°F)		7°C
(44°F)		5°C
(41°F)		-2°C
(29°F)		-4°C
(26°F)		-9°C
(15°F)		-17°C
(2°F)

Compare climate in Syanno with other places

Compare temperature, precipitation, sunshine, UV index in Syanno, Belarus with other places around the world.

Monthly average precipitation in Syanno, Belarus

Syanno usually has the most precipitation in May, July and August, with an average of 13 rainy days and 93 mm (3.7 inches) of precipitation per month. The driest months in Syanno are February, March and April. On average, 42 mm (1.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Syanno. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)47 (1.8)37 (1.5)43 (1.7)46 (1.8)81 (3.2)60 (2.4)117 (4.6)82 (3.2)75 (3.0)62 (2.4)52 (2.0)62 (2.4)
Average precipitation days (≥ 1 mm)111111111312161111141015

Monthly sunshine hours in Syanno, Belarus

The sunniest months in Syanno are May, June and July, when the sun shines an average of 13 hours 30 minutes a day. Least sunny months in Syanno: January, November and December receive an average of 2 hours 23 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Syanno. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours5614024833139542841938028620610953
Mean daily daylight hours7h 53m9h 41m11h 53m14h 8m16h 8m17h 12m16h 38m14h 50m12h 39m10h 25m8h 24m7h 17m

Solar UV radiation in Syanno, Belarus

Syanno experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 6 - 7, which corresponds to the High category of sun exposure. January, February 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 Syanno UV Index data.

Average daily maximum UV levels by month for Syanno. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)124567765321