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Monthly climate in Korsze, Poland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Korsze features a humid continental climate (Dfb). Temperatures typically range between -1 °C (31 °F) and 19 °C (66 °F) through the year, but rarely can drop to -24 °C (-11 °F) or can rise to as high as 32 °C (90 °F). The average annual precipitation amounts to about 721 mm (28.4 inches) and receives 140 rainy days on the 1 mm (0.04 inches) threshold annually. Korsze enjoys an average of 3371 hours of sunshine throughout the year, and daylight varies from 7 hours 23 minutes to 17 hours 6 minutes per day.

Monthly average temperatures in Korsze, Poland

The warmest months in Korsze are June, July and August, with daily mean temperatures ranging from 18 to 19 °C (65 - 66 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -1 to 1 °C (31 - 34 °F) throughout the day. On average each year, Korsze experiences 26 days above 25 °C (77.0 °F) and 84 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Korsze. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum9°C
(49°F)		17°C
(63°F)		16°C
(62°F)		25°C
(77°F)		29°C
(84°F)		32°C
(90°F)		30°C
(87°F)		32°C
(89°F)		28°C
(83°F)		23°C
(74°F)		16°C
(61°F)		10°C
(51°F)
Mean maximum7°C
(45°F)		10°C
(51°F)		15°C
(59°F)		21°C
(70°F)		25°C
(77°F)		27°C
(81°F)		29°C
(85°F)		30°C
(85°F)		27°C
(81°F)		21°C
(69°F)		14°C
(57°F)		8°C
(47°F)
Average high1°C
(35°F)		2°C
(37°F)		6°C
(44°F)		12°C
(54°F)		17°C
(63°F)		23°C
(73°F)		23°C
(73°F)		23°C
(74°F)		19°C
(66°F)		13°C
(56°F)		7°C
(45°F)		3°C
(37°F)
Daily mean-1°C
(31°F)		-0°C
(32°F)		3°C
(37°F)		7°C
(46°F)		12°C
(54°F)		18°C
(65°F)		19°C
(66°F)		18°C
(65°F)		14°C
(58°F)		10°C
(50°F)		5°C
(42°F)		1°C
(34°F)
Average low-3°C
(27°F)		-3°C
(27°F)		-1°C
(30°F)		3°C
(37°F)		7°C
(45°F)		13°C
(55°F)		14°C
(57°F)		13°C
(56°F)		10°C
(51°F)		6°C
(44°F)		3°C
(38°F)		-1°C
(31°F)
Mean minimum-12°C
(10°F)		-12°C
(11°F)		-8°C
(19°F)		-3°C
(26°F)		-0°C
(32°F)		5°C
(41°F)		9°C
(49°F)		8°C
(47°F)		4°C
(39°F)		0°C
(33°F)		-3°C
(27°F)		-7°C
(20°F)
Minimum-24°C
(-11°F)		-23°C
(-9°F)		-17°C
(2°F)		-6°C
(22°F)		-2°C
(28°F)		2°C
(36°F)		7°C
(45°F)		7°C
(45°F)		2°C
(37°F)		-3°C
(28°F)		-5°C
(23°F)		-13°C
(9°F)

Compare climate in Korsze with other places

Compare temperature, precipitation, sunshine, UV index in Korsze, Poland with other places around the world.

Monthly average precipitation in Korsze, Poland

Korsze usually has the most precipitation in May, July and August, with an average of 13 rainy days and 88 mm (3.5 inches) of precipitation per month. The driest months in Korsze are February, April and November. On average, 41 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Korsze. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)44 (1.7)39 (1.5)46 (1.8)43 (1.7)78 (3.1)53 (2.1)109 (4.3)78 (3.1)65 (2.6)68 (2.7)42 (1.7)53 (2.1)
Average precipitation days (≥ 1 mm)12912101410151211131012

Monthly sunshine hours in Korsze, Poland

The sunniest months in Korsze are May, June and July, when the sun shines an average of 13 hours 59 minutes a day. Least sunny months in Korsze: January, November and December receive an average of 3 hours 59 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Korsze. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours92189252344413441432387307235154120
Mean daily daylight hours7h 57m9h 44m11h 53m14h 6m16h 3m17h 6m16h 33m14h 47m12h 38m10h 27m8h 28m7h 23m

Solar UV radiation in Korsze, Poland

Korsze 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 Korsze UV Index data.

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