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Monthly climate in Olesnica, Poland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Olesnica features a oceanic climate (Cfb). Temperatures typically range between 0 °C (33 °F) and 20 °C (69 °F) through the year, but rarely can drop to -19 °C (-1 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 725 mm (28.6 inches) and receives 130 rainy days on the 1 mm (0.04 inches) threshold annually. Olesnica enjoys an average of 3363 hours of sunshine throughout the year, and daylight varies from 7 hours 56 minutes to 16 hours 29 minutes per day.

Monthly average temperatures in Olesnica, Poland

The warmest months in Olesnica are June, July and August, with daily mean temperatures ranging from 20 to 20 °C (68 - 69 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 0 to 2 °C (33 - 36 °F) throughout the day. On average each year, Olesnica experiences 47 days above 25 °C (77.0 °F) and 72 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Olesnica. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum12°C
(54°F)		18°C
(65°F)		21°C
(70°F)		27°C
(82°F)		30°C
(87°F)		37°C
(99°F)		36°C
(98°F)		34°C
(94°F)		32°C
(89°F)		25°C
(77°F)		19°C
(67°F)		14°C
(57°F)
Mean maximum10°C
(50°F)		13°C
(56°F)		19°C
(66°F)		24°C
(76°F)		27°C
(82°F)		31°C
(88°F)		33°C
(91°F)		32°C
(90°F)		30°C
(85°F)		24°C
(75°F)		16°C
(62°F)		11°C
(52°F)
Average high3°C
(37°F)		5°C
(41°F)		9°C
(48°F)		14°C
(58°F)		19°C
(66°F)		25°C
(77°F)		25°C
(77°F)		25°C
(78°F)		20°C
(68°F)		15°C
(60°F)		9°C
(48°F)		4°C
(40°F)
Daily mean0°C
(33°F)		2°C
(35°F)		4°C
(40°F)		9°C
(49°F)		14°C
(57°F)		20°C
(68°F)		20°C
(68°F)		20°C
(69°F)		15°C
(60°F)		11°C
(52°F)		6°C
(43°F)		2°C
(36°F)
Average low-2°C
(29°F)		-1°C
(30°F)		0°C
(33°F)		4°C
(39°F)		8°C
(47°F)		14°C
(57°F)		14°C
(58°F)		15°C
(59°F)		11°C
(52°F)		7°C
(45°F)		4°C
(39°F)		0°C
(32°F)
Mean minimum-10°C
(14°F)		-8°C
(17°F)		-6°C
(21°F)		-2°C
(29°F)		2°C
(36°F)		7°C
(45°F)		9°C
(48°F)		8°C
(47°F)		4°C
(40°F)		0°C
(32°F)		-3°C
(26°F)		-6°C
(21°F)
Minimum-19°C
(-1°F)		-14°C
(7°F)		-15°C
(6°F)		-6°C
(22°F)		-0°C
(32°F)		5°C
(42°F)		7°C
(45°F)		7°C
(45°F)		2°C
(35°F)		-2°C
(28°F)		-6°C
(21°F)		-13°C
(8°F)

Compare climate in Olesnica with other places

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

Monthly average precipitation in Olesnica, Poland

Olesnica usually has the most precipitation in June, July and August, with an average of 11 rainy days and 84 mm (3.3 inches) of precipitation per month. The driest months in Olesnica are January, April and November. On average, 40 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Olesnica. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)42 (1.6)45 (1.8)44 (1.7)42 (1.6)73 (2.9)81 (3.2)84 (3.3)87 (3.4)75 (2.9)67 (2.7)35 (1.4)52 (2.1)
Average precipitation days (≥ 1 mm)11101110131113101010813

Monthly sunshine hours in Olesnica, Poland

The sunniest months in Olesnica are May, June and July, when the sun shines an average of 13 hours 7 minutes a day. Least sunny months in Olesnica: January, November and December receive an average of 4 hours 36 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Olesnica. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours118192276326381404422381299254176129
Mean daily daylight hours8h 26m9h 59m11h 54m13h 52m15h 35m16h 29m16h 0m14h 28m12h 34m10h 37m8h 52m7h 56m

Solar UV radiation in Olesnica, Poland

Olesnica experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 7 - 8, which corresponds to the High / Very 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 Olesnica UV Index data.

Average daily maximum UV levels by month for Olesnica. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)124578876321