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Monthly climate in Jablonna, Poland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Jablonna features a humid continental climate (Dfb). Temperatures typically range between -2 °C (30 °F) and 20 °C (67 °F) through the year, but rarely can drop to -23 °C (-10 °F) or can rise to as high as 36 °C (98 °F). The average annual precipitation amounts to about 813 mm (32.0 inches) and receives 139 rainy days on the 1 mm (0.04 inches) threshold annually. Jablonna enjoys an average of 3298 hours of sunshine throughout the year, and daylight varies from 7 hours 58 minutes to 16 hours 26 minutes per day.

Monthly average temperatures in Jablonna, Poland

The warmest months in Jablonna are June, July and August, with daily mean temperatures ranging from 19 to 20 °C (67 - 67 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -2 to 1 °C (30 - 34 °F) throughout the day. On average each year, Jablonna experiences 39 days above 25 °C (77.0 °F) and 88 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Jablonna. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum10°C
(50°F)		13°C
(56°F)		19°C
(66°F)		26°C
(79°F)		28°C
(83°F)		32°C
(91°F)		36°C
(98°F)		34°C
(93°F)		29°C
(85°F)		23°C
(74°F)		18°C
(65°F)		12°C
(54°F)
Mean maximum7°C
(45°F)		11°C
(52°F)		17°C
(63°F)		23°C
(74°F)		26°C
(79°F)		29°C
(84°F)		31°C
(89°F)		32°C
(89°F)		27°C
(81°F)		22°C
(71°F)		16°C
(61°F)		9°C
(49°F)
Average high1°C
(34°F)		3°C
(37°F)		7°C
(45°F)		13°C
(56°F)		18°C
(65°F)		24°C
(75°F)		24°C
(76°F)		25°C
(77°F)		19°C
(67°F)		14°C
(58°F)		8°C
(46°F)		3°C
(37°F)
Daily mean-2°C
(30°F)		0°C
(32°F)		3°C
(38°F)		9°C
(48°F)		13°C
(56°F)		19°C
(67°F)		20°C
(67°F)		19°C
(67°F)		15°C
(58°F)		10°C
(50°F)		5°C
(41°F)		1°C
(34°F)
Average low-4°C
(25°F)		-3°C
(27°F)		-1°C
(31°F)		3°C
(38°F)		8°C
(47°F)		14°C
(57°F)		15°C
(58°F)		14°C
(57°F)		10°C
(50°F)		6°C
(44°F)		2°C
(37°F)		-1°C
(30°F)
Mean minimum-14°C
(7°F)		-11°C
(12°F)		-9°C
(17°F)		-3°C
(27°F)		1°C
(35°F)		7°C
(45°F)		10°C
(50°F)		9°C
(48°F)		3°C
(37°F)		0°C
(32°F)		-5°C
(24°F)		-7°C
(19°F)
Minimum-23°C
(-10°F)		-19°C
(-2°F)		-21°C
(-6°F)		-6°C
(21°F)		-2°C
(29°F)		5°C
(41°F)		8°C
(46°F)		8°C
(47°F)		1°C
(33°F)		-1°C
(30°F)		-9°C
(17°F)		-13°C
(9°F)

Compare climate in Jablonna with other places

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

Monthly average precipitation in Jablonna, Poland

Jablonna usually has the most precipitation in May, July and August, with an average of 13 rainy days and 96 mm (3.8 inches) of precipitation per month. The driest months in Jablonna are January, March and November. On average, 43 mm (1.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Jablonna. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)42 (1.7)50 (2.0)45 (1.8)56 (2.2)89 (3.5)79 (3.1)102 (4.0)98 (3.8)84 (3.3)68 (2.7)43 (1.7)57 (2.3)
Average precipitation days (≥ 1 mm)10111110151314111210913

Monthly sunshine hours in Jablonna, Poland

The sunniest months in Jablonna are June, July and August, when the sun shines an average of 13 hours 13 minutes a day. Least sunny months in Jablonna: January, November and December receive an average of 4 hours 25 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Jablonna. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours114178263328374408421385294236176115
Mean daily daylight hours8h 28m10h 0m11h 54m13h 51m15h 33m16h 26m15h 58m14h 27m12h 34m10h 38m8h 54m7h 58m

Solar UV radiation in Jablonna, Poland

Jablonna 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 Jablonna UV Index data.

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