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Monthly climate in Sparta, Greece

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Sparta features a hot-summer Mediterranean climate (Csa). Temperatures typically range between 6 °C (43 °F) and 26 °C (79 °F) through the year, but rarely can drop to -7 °C (20 °F) or can rise to as high as 40 °C (104 °F). The average annual precipitation amounts to about 714 mm (28.1 inches) and receives 91 rainy days on the 1 mm (0.04 inches) threshold annually. Sparta enjoys an average of 3931 hours of sunshine throughout the year, and daylight varies from 9 hours 38 minutes to 14 hours 39 minutes per day.

Monthly average temperatures in Sparta, Greece

The warmest months in Sparta are July, August and September, with daily mean temperatures ranging from 22 to 26 °C (72 - 79 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 6 to 9 °C (43 - 48 °F) throughout the day. On average each year, Sparta experiences 98 days above 25 °C (77.0 °F) and 12 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Sparta. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum21°C
(70°F)		20°C
(69°F)		24°C
(75°F)		25°C
(78°F)		36°C
(98°F)		36°C
(97°F)		39°C
(102°F)		40°C
(104°F)		35°C
(95°F)		29°C
(85°F)		25°C
(78°F)		18°C
(65°F)
Mean maximum16°C
(61°F)		17°C
(63°F)		20°C
(68°F)		24°C
(75°F)		30°C
(87°F)		32°C
(91°F)		36°C
(97°F)		36°C
(96°F)		33°C
(92°F)		27°C
(80°F)		22°C
(72°F)		17°C
(62°F)
Average high11°C
(51°F)		13°C
(55°F)		14°C
(58°F)		18°C
(65°F)		23°C
(74°F)		27°C
(80°F)		31°C
(88°F)		31°C
(88°F)		27°C
(81°F)		22°C
(71°F)		17°C
(63°F)		13°C
(55°F)
Daily mean6°C
(43°F)		8°C
(46°F)		9°C
(49°F)		13°C
(55°F)		18°C
(64°F)		22°C
(71°F)		25°C
(78°F)		26°C
(79°F)		22°C
(72°F)		17°C
(62°F)		13°C
(55°F)		9°C
(48°F)
Average low2°C
(37°F)		4°C
(39°F)		5°C
(41°F)		8°C
(46°F)		13°C
(55°F)		16°C
(61°F)		20°C
(68°F)		21°C
(69°F)		17°C
(63°F)		12°C
(54°F)		9°C
(48°F)		5°C
(42°F)
Mean minimum-4°C
(25°F)		-1°C
(30°F)		-0°C
(32°F)		3°C
(38°F)		8°C
(47°F)		12°C
(54°F)		17°C
(62°F)		18°C
(64°F)		12°C
(54°F)		8°C
(46°F)		4°C
(40°F)		-0°C
(32°F)
Minimum-7°C
(20°F)		-4°C
(26°F)		-2°C
(28°F)		1°C
(34°F)		6°C
(43°F)		9°C
(49°F)		16°C
(62°F)		17°C
(63°F)		11°C
(52°F)		6°C
(43°F)		2°C
(36°F)		-2°C
(28°F)

Compare climate in Sparta with other places

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

Monthly average precipitation in Sparta, Greece

Sparta usually has the most precipitation in January, November and December, with an average of 11 rainy days and 101 mm (4.0 inches) of precipitation per month. The driest months in Sparta are May, July and August. On average, 25 mm (1.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sparta. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)94 (3.7)73 (2.9)65 (2.5)39 (1.5)34 (1.3)60 (2.4)22 (0.9)17 (0.7)47 (1.9)54 (2.1)94 (3.7)116 (4.5)
Average precipitation days (≥ 1 mm)119107683357913

Monthly sunshine hours in Sparta, Greece

The sunniest months in Sparta are May, June and July, when the sun shines an average of 13 hours 19 minutes a day. Least sunny months in Sparta: January, February and December receive an average of 7 hours 55 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sparta. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours208260328344397407420392343314261251
Mean daily daylight hours9h 55m10h 49m11h 58m13h 9m14h 9m14h 39m14h 23m13h 30m12h 22m11h 11m10h 10m9h 38m

Solar UV radiation in Sparta, Greece

Sparta 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, 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 Sparta UV Index data.

Average daily maximum UV levels by month for Sparta. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)3579101110109743