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Monthly climate in Ilowa, Poland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Ilowa features a oceanic climate (Cfb). Temperatures typically range between 1 °C (34 °F) and 20 °C (68 °F) through the year, but rarely can drop to -16 °C (3 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 730 mm (28.7 inches) and receives 138 rainy days on the 1 mm (0.04 inches) threshold annually. Ilowa enjoys an average of 3404 hours of sunshine throughout the year, and daylight varies from 7 hours 52 minutes to 16 hours 33 minutes per day.

Monthly average temperatures in Ilowa, Poland

The warmest months in Ilowa are June, July and August, with daily mean temperatures ranging from 20 to 20 °C (68 - 68 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 1 to 3 °C (34 - 37 °F) throughout the day. On average each year, Ilowa experiences 44 days above 25 °C (77.0 °F) and 61 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Ilowa. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum14°C
(57°F)		18°C
(65°F)		21°C
(70°F)		26°C
(80°F)		31°C
(89°F)		37°C
(99°F)		37°C
(98°F)		36°C
(97°F)		32°C
(89°F)		24°C
(76°F)		18°C
(65°F)		13°C
(55°F)
Mean maximum10°C
(51°F)		13°C
(56°F)		19°C
(66°F)		24°C
(75°F)		28°C
(82°F)		31°C
(88°F)		32°C
(90°F)		33°C
(91°F)		29°C
(85°F)		23°C
(74°F)		16°C
(61°F)		11°C
(53°F)
Average high3°C
(38°F)		5°C
(42°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
(59°F)		8°C
(47°F)		5°C
(41°F)
Daily mean1°C
(34°F)		2°C
(36°F)		5°C
(41°F)		9°C
(49°F)		14°C
(57°F)		20°C
(68°F)		20°C
(68°F)		20°C
(68°F)		15°C
(60°F)		11°C
(52°F)		6°C
(43°F)		3°C
(37°F)
Average low-1°C
(30°F)		-1°C
(31°F)		1°C
(34°F)		4°C
(40°F)		8°C
(47°F)		14°C
(57°F)		15°C
(58°F)		15°C
(59°F)		11°C
(52°F)		8°C
(46°F)		4°C
(39°F)		1°C
(34°F)
Mean minimum-9°C
(17°F)		-8°C
(17°F)		-6°C
(22°F)		-2°C
(28°F)		2°C
(36°F)		6°C
(44°F)		9°C
(49°F)		9°C
(48°F)		5°C
(41°F)		1°C
(34°F)		-3°C
(27°F)		-5°C
(23°F)
Minimum-15°C
(6°F)		-16°C
(3°F)		-14°C
(8°F)		-5°C
(23°F)		-1°C
(30°F)		3°C
(38°F)		7°C
(45°F)		8°C
(46°F)		2°C
(37°F)		-3°C
(27°F)		-6°C
(22°F)		-12°C
(11°F)

Compare climate in Ilowa with other places

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

Monthly average precipitation in Ilowa, Poland

Ilowa usually has the most precipitation in May, July and August, with an average of 13 rainy days and 78 mm (3.1 inches) of precipitation per month. The driest months in Ilowa are February, April and November. On average, 43 mm (1.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Ilowa. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)53 (2.1)53 (2.1)54 (2.1)39 (1.5)73 (2.9)60 (2.4)80 (3.2)80 (3.1)70 (2.8)69 (2.7)39 (1.5)61 (2.4)
Average precipitation days (≥ 1 mm)12101381411131210121013

Monthly sunshine hours in Ilowa, Poland

The sunniest months in Ilowa are May, June and July, when the sun shines an average of 13 hours 15 minutes a day. Least sunny months in Ilowa: January, November and December receive an average of 4 hours 42 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Ilowa. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours114193272334388412418383312253180138
Mean daily daylight hours8h 23m9h 57m11h 54m13h 54m15h 38m16h 33m16h 4m14h 30m12h 35m10h 36m8h 49m7h 52m

Solar UV radiation in Ilowa, Poland

Ilowa 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 Ilowa UV Index data.

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