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Monthly climate in Gonnoi, Greece

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Gonnoi features a hot-summer Mediterranean climate (Csa). Temperatures typically range between 5 °C (42 °F) and 26 °C (80 °F) through the year, but rarely can drop to -11 °C (13 °F) or can rise to as high as 42 °C (108 °F). The average annual precipitation amounts to about 764 mm (30.1 inches) and receives 88 rainy days on the 1 mm (0.04 inches) threshold annually. Gonnoi enjoys an average of 3805 hours of sunshine throughout the year, and daylight varies from 9 hours 24 minutes to 14 hours 54 minutes per day.

Monthly average temperatures in Gonnoi, Greece

The warmest months in Gonnoi are June, July and August, with daily mean temperatures ranging from 24 to 26 °C (75 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 8 °C (42 - 47 °F) throughout the day. On average each year, Gonnoi experiences 116 days above 25 °C (77.0 °F) and 21 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Gonnoi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum18°C
(65°F)		20°C
(68°F)		25°C
(76°F)		29°C
(85°F)		36°C
(97°F)		39°C
(103°F)		40°C
(105°F)		42°C
(108°F)		38°C
(100°F)		30°C
(87°F)		24°C
(75°F)		18°C
(65°F)
Mean maximum15°C
(60°F)		18°C
(65°F)		23°C
(73°F)		27°C
(80°F)		32°C
(91°F)		36°C
(96°F)		39°C
(102°F)		38°C
(100°F)		35°C
(95°F)		27°C
(81°F)		22°C
(72°F)		17°C
(63°F)
Average high10°C
(50°F)		13°C
(55°F)		15°C
(60°F)		19°C
(67°F)		25°C
(78°F)		29°C
(85°F)		32°C
(90°F)		32°C
(90°F)		28°C
(83°F)		22°C
(72°F)		17°C
(62°F)		12°C
(54°F)
Daily mean5°C
(42°F)		8°C
(47°F)		10°C
(50°F)		14°C
(57°F)		19°C
(67°F)		24°C
(75°F)		26°C
(79°F)		26°C
(80°F)		22°C
(72°F)		17°C
(62°F)		12°C
(54°F)		8°C
(47°F)
Average low1°C
(34°F)		4°C
(39°F)		5°C
(41°F)		8°C
(46°F)		13°C
(56°F)		17°C
(63°F)		20°C
(68°F)		20°C
(69°F)		17°C
(62°F)		12°C
(53°F)		8°C
(47°F)		4°C
(40°F)
Mean minimum-7°C
(20°F)		-3°C
(28°F)		-1°C
(30°F)		3°C
(37°F)		9°C
(48°F)		13°C
(55°F)		16°C
(61°F)		16°C
(62°F)		11°C
(52°F)		6°C
(43°F)		3°C
(37°F)		-1°C
(30°F)
Minimum-11°C
(13°F)		-8°C
(17°F)		-6°C
(22°F)		-0°C
(31°F)		6°C
(44°F)		10°C
(50°F)		15°C
(59°F)		15°C
(59°F)		7°C
(45°F)		2°C
(36°F)		-2°C
(29°F)		-5°C
(23°F)

Compare climate in Gonnoi with other places

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

Monthly average precipitation in Gonnoi, Greece

Gonnoi usually has the most precipitation in January, February and November, with an average of 10 rainy days and 93 mm (3.7 inches) of precipitation per month. The driest months in Gonnoi are May, August and September. On average, 32 mm (1.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Gonnoi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)81 (3.2)88 (3.5)74 (2.9)53 (2.1)42 (1.7)66 (2.6)55 (2.2)23 (0.9)29 (1.2)65 (2.6)111 (4.4)77 (3.0)
Average precipitation days (≥ 1 mm)101097694446109

Monthly sunshine hours in Gonnoi, Greece

The sunniest months in Gonnoi are May, June and July, when the sun shines an average of 13 hours 14 minutes a day. Least sunny months in Gonnoi: January, February and December receive an average of 7 hours 11 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Gonnoi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours190227317338396399422394344299238235
Mean daily daylight hours9h 42m10h 41m11h 57m13h 16m14h 21m14h 54m14h 37m13h 39m12h 24m11h 6m9h 58m9h 24m

Solar UV radiation in Gonnoi, Greece

Gonnoi experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / Extreme category of sun exposure. January, February and December are in the 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 Gonnoi UV Index data.

Average daily maximum UV levels by month for Gonnoi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)3468101110108643