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Monthly climate in Opalyi, Hungary

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Opalyi features a oceanic climate (Cfb). Temperatures typically range between 0 °C (32 °F) and 23 °C (74 °F) through the year, but rarely can drop to -15 °C (5 °F) or can rise to as high as 39 °C (102 °F). The average annual precipitation amounts to about 781 mm (30.7 inches) and receives 128 rainy days on the 1 mm (0.04 inches) threshold annually. Opalyi enjoys an average of 3582 hours of sunshine throughout the year, and daylight varies from 8 hours 26 minutes to 15 hours 56 minutes per day.

Monthly average temperatures in Opalyi, Hungary

The warmest months in Opalyi are June, July and August, with daily mean temperatures ranging from 22 to 23 °C (72 - 74 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 0 to 3 °C (32 - 38 °F) throughout the day. On average each year, Opalyi experiences 87 days above 25 °C (77.0 °F) and 67 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Opalyi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum12°C
(55°F)		17°C
(63°F)		23°C
(75°F)		30°C
(86°F)		32°C
(90°F)		38°C
(100°F)		36°C
(97°F)		39°C
(102°F)		35°C
(95°F)		28°C
(83°F)		24°C
(76°F)		15°C
(60°F)
Mean maximum9°C
(48°F)		13°C
(56°F)		21°C
(69°F)		26°C
(79°F)		30°C
(85°F)		33°C
(91°F)		34°C
(93°F)		36°C
(97°F)		32°C
(90°F)		26°C
(79°F)		19°C
(66°F)		12°C
(54°F)
Average high2°C
(37°F)		7°C
(44°F)		12°C
(53°F)		18°C
(65°F)		22°C
(72°F)		27°C
(81°F)		28°C
(83°F)		30°C
(86°F)		24°C
(76°F)		19°C
(66°F)		11°C
(53°F)		5°C
(41°F)
Daily mean-0°C
(32°F)		3°C
(38°F)		6°C
(44°F)		12°C
(54°F)		17°C
(62°F)		22°C
(72°F)		23°C
(73°F)		23°C
(74°F)		18°C
(65°F)		13°C
(55°F)		7°C
(45°F)		3°C
(37°F)
Average low-3°C
(27°F)		-0°C
(32°F)		1°C
(35°F)		6°C
(43°F)		11°C
(52°F)		16°C
(62°F)		17°C
(63°F)		17°C
(63°F)		12°C
(54°F)		8°C
(46°F)		4°C
(39°F)		0°C
(33°F)
Mean minimum-10°C
(14°F)		-7°C
(19°F)		-6°C
(22°F)		-1°C
(31°F)		5°C
(41°F)		10°C
(51°F)		11°C
(53°F)		11°C
(53°F)		6°C
(42°F)		1°C
(34°F)		-3°C
(27°F)		-8°C
(17°F)
Minimum-15°C
(5°F)		-10°C
(14°F)		-11°C
(13°F)		-6°C
(22°F)		2°C
(36°F)		7°C
(46°F)		10°C
(49°F)		10°C
(49°F)		3°C
(38°F)		-2°C
(28°F)		-5°C
(23°F)		-13°C
(9°F)

Compare climate in Opalyi with other places

Compare temperature, precipitation, sunshine, UV index in Opalyi, Hungary with other places around the world.

Monthly average precipitation in Opalyi, Hungary

Opalyi usually has the most precipitation in May, June and July, with an average of 14 rainy days and 96 mm (3.8 inches) of precipitation per month. The driest months in Opalyi are January, March and October. On average, 46 mm (1.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Opalyi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)45 (1.8)58 (2.3)41 (1.6)56 (2.2)92 (3.6)104 (4.1)92 (3.6)56 (2.2)52 (2.0)51 (2.0)56 (2.2)78 (3.1)
Average precipitation days (≥ 1 mm)910891316159791013

Monthly sunshine hours in Opalyi, Hungary

The sunniest months in Opalyi are June, July and August, when the sun shines an average of 13 hours 28 minutes a day. Least sunny months in Opalyi: January, November and December receive an average of 5 hours 36 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Opalyi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours149205292338384415425398331273202162
Mean daily daylight hours8h 52m10h 13m11h 55m13h 40m15h 10m15h 56m15h 32m14h 12m12h 31m10h 47m9h 15m8h 26m

Solar UV radiation in Opalyi, Hungary

Opalyi experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 8 - 9, which corresponds to the Very High category of sun exposure. January, November 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 Opalyi UV Index data.

Average daily maximum UV levels by month for Opalyi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)235689876422