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Monthly climate in Kythira, Greece

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Kythira features a hot-summer Mediterranean climate (Csa). Temperatures typically range between 13 °C (55 °F) and 27 °C (81 °F) through the year, but rarely can drop to 4 °C (40 °F) or can rise to as high as 31 °C (89 °F). The average annual precipitation amounts to about 534 mm (21.0 inches) and receives 57 rainy days on the 1 mm (0.04 inches) threshold annually. Kythira enjoys an average of 4006 hours of sunshine throughout the year, and daylight varies from 9 hours 43 minutes to 14 hours 33 minutes per day.

Monthly average temperatures in Kythira, Greece

The warmest months in Kythira are July, August and September, with daily mean temperatures ranging from 25 to 27 °C (77 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 13 to 14 °C (55 - 57 °F) throughout the day. On average each year, Kythira experiences 76 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Kythira. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum20°C
(68°F)		18°C
(64°F)		19°C
(67°F)		20°C
(68°F)		24°C
(76°F)		28°C
(83°F)		31°C
(88°F)		31°C
(89°F)		29°C
(85°F)		27°C
(81°F)		24°C
(75°F)		20°C
(68°F)
Mean maximum17°C
(62°F)		16°C
(62°F)		17°C
(63°F)		19°C
(66°F)		23°C
(73°F)		26°C
(80°F)		30°C
(86°F)		30°C
(87°F)		28°C
(83°F)		25°C
(77°F)		22°C
(72°F)		19°C
(66°F)
Average high14°C
(57°F)		14°C
(58°F)		15°C
(59°F)		16°C
(62°F)		20°C
(68°F)		23°C
(74°F)		27°C
(81°F)		28°C
(83°F)		26°C
(79°F)		22°C
(72°F)		19°C
(67°F)		16°C
(61°F)
Daily mean13°C
(55°F)		13°C
(56°F)		14°C
(57°F)		16°C
(60°F)		19°C
(66°F)		22°C
(73°F)		26°C
(79°F)		27°C
(81°F)		25°C
(77°F)		21°C
(71°F)		18°C
(65°F)		15°C
(60°F)
Average low12°C
(53°F)		13°C
(55°F)		13°C
(56°F)		15°C
(59°F)		18°C
(65°F)		22°C
(71°F)		25°C
(77°F)		26°C
(79°F)		24°C
(75°F)		21°C
(69°F)		17°C
(64°F)		14°C
(58°F)
Mean minimum7°C
(45°F)		8°C
(47°F)		10°C
(50°F)		12°C
(54°F)		16°C
(61°F)		19°C
(67°F)		23°C
(74°F)		24°C
(76°F)		20°C
(68°F)		18°C
(64°F)		14°C
(58°F)		10°C
(51°F)
Minimum4°C
(40°F)		6°C
(44°F)		7°C
(44°F)		11°C
(52°F)		15°C
(59°F)		18°C
(65°F)		22°C
(73°F)		23°C
(73°F)		18°C
(66°F)		16°C
(60°F)		13°C
(56°F)		9°C
(49°F)

Compare climate in Kythira with other places

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

Monthly average precipitation in Kythira, Greece

Kythira usually has the most precipitation in January, November and December, with an average of 10 rainy days and 102 mm (4.0 inches) of precipitation per month. The driest months in Kythira are June, July and August. On average, 4 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kythira. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)102 (4.0)63 (2.5)44 (1.7)21 (0.8)12 (0.5)9 (0.4)2 (0.1)2 (0.1)34 (1.3)41 (1.6)92 (3.6)113 (4.5)
Average precipitation days (≥ 1 mm)10763110025913

Monthly sunshine hours in Kythira, Greece

The sunniest months in Kythira are May, June and July, when the sun shines an average of 13 hours 22 minutes a day. Least sunny months in Kythira: January, February and December receive an average of 8 hours 17 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Kythira. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours217272335348399410421391348321275264
Mean daily daylight hours9h 59m10h 51m11h 58m13h 7m14h 5m14h 33m14h 18m13h 27m12h 22m11h 13m10h 14m9h 43m

Solar UV radiation in Kythira, Greece

Kythira experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 10 - 10, which corresponds to the Very High category of sun exposure. January, November 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 Kythira UV Index data.

Average daily maximum UV levels by month for Kythira. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)356991010108743