nomadseason

Monthly climate in Petroussa, Greece

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Petroussa features a oceanic climate (Cfb). Temperatures typically range between 2 °C (35 °F) and 23 °C (74 °F) through the year, but rarely can drop to -19 °C (-1 °F) or can rise to as high as 36 °C (96 °F). The average annual precipitation amounts to about 1037 mm (40.8 inches) and receives 132 rainy days on the 1 mm (0.04 inches) threshold annually. Petroussa enjoys an average of 3794 hours of sunshine throughout the year, and daylight varies from 9 hours 14 minutes to 15 hours 4 minutes per day.

Monthly average temperatures in Petroussa, Greece

The warmest months in Petroussa are June, July and August, with daily mean temperatures ranging from 20 to 23 °C (67 - 74 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 2 to 5 °C (35 - 40 °F) throughout the day. On average each year, Petroussa experiences 82 days above 25 °C (77.0 °F) and 64 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Petroussa. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum14°C
(58°F)		18°C
(64°F)		21°C
(71°F)		26°C
(79°F)		30°C
(86°F)		34°C
(94°F)		35°C
(96°F)		36°C
(96°F)		33°C
(91°F)		27°C
(80°F)		23°C
(73°F)		15°C
(60°F)
Mean maximum12°C
(53°F)		15°C
(60°F)		19°C
(67°F)		23°C
(74°F)		28°C
(82°F)		31°C
(87°F)		33°C
(92°F)		34°C
(93°F)		31°C
(88°F)		24°C
(76°F)		19°C
(67°F)		14°C
(57°F)
Average high6°C
(43°F)		9°C
(49°F)		12°C
(54°F)		17°C
(62°F)		22°C
(71°F)		25°C
(77°F)		29°C
(84°F)		30°C
(86°F)		25°C
(78°F)		19°C
(67°F)		13°C
(56°F)		8°C
(47°F)
Daily mean2°C
(35°F)		5°C
(40°F)		7°C
(45°F)		11°C
(52°F)		16°C
(61°F)		20°C
(67°F)		23°C
(73°F)		23°C
(74°F)		19°C
(66°F)		13°C
(56°F)		9°C
(48°F)		4°C
(40°F)
Average low-2°C
(28°F)		-0°C
(32°F)		2°C
(35°F)		5°C
(41°F)		10°C
(50°F)		13°C
(56°F)		16°C
(61°F)		16°C
(61°F)		12°C
(54°F)		7°C
(45°F)		4°C
(40°F)		1°C
(33°F)
Mean minimum-10°C
(15°F)		-8°C
(19°F)		-4°C
(24°F)		-2°C
(29°F)		5°C
(41°F)		9°C
(49°F)		12°C
(54°F)		12°C
(54°F)		6°C
(43°F)		1°C
(34°F)		-2°C
(29°F)		-6°C
(21°F)
Minimum-17°C
(1°F)		-19°C
(-1°F)		-9°C
(16°F)		-5°C
(24°F)		3°C
(38°F)		7°C
(44°F)		12°C
(53°F)		10°C
(51°F)		2°C
(36°F)		-0°C
(32°F)		-6°C
(21°F)		-9°C
(15°F)

Compare climate in Petroussa with other places

Compare temperature, precipitation, sunshine, UV index in Petroussa, Greece with other places around the world.

Monthly average precipitation in Petroussa, Greece

Petroussa usually has the most precipitation in March, June and December, with an average of 15 rainy days and 120 mm (4.7 inches) of precipitation per month. The driest months in Petroussa are February, August and September. On average, 53 mm (2.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Petroussa. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)79 (3.1)66 (2.6)116 (4.6)84 (3.3)98 (3.9)119 (4.7)80 (3.1)51 (2.0)44 (1.7)83 (3.3)93 (3.7)124 (4.9)
Average precipitation days (≥ 1 mm)9915121419119671011

Monthly sunshine hours in Petroussa, Greece

The sunniest months in Petroussa are May, June and July, when the sun shines an average of 13 hours 21 minutes a day. Least sunny months in Petroussa: January, November and December receive an average of 7 hours 2 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Petroussa. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours183239300340398403426398346293236226
Mean daily daylight hours9h 34m10h 37m11h 57m13h 20m14h 29m15h 4m14h 46m13h 44m12h 25m11h 3m9h 51m9h 14m

Solar UV radiation in Petroussa, Greece

Petroussa experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure. January, February and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly Petroussa UV Index data.

Average daily maximum UV levels by month for Petroussa. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)24689101098642