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Monthly climate in Kymi, Greece

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Kymi features a hot-summer Mediterranean climate (Csa). Temperatures typically range between 10 °C (50 °F) and 26 °C (78 °F) through the year, but rarely can drop to 0 °C (33 °F) or can rise to as high as 33 °C (92 °F). The average annual precipitation amounts to about 834 mm (32.8 inches) and receives 91 rainy days on the 1 mm (0.04 inches) threshold annually. Kymi enjoys an average of 3862 hours of sunshine throughout the year, and daylight varies from 9 hours 30 minutes to 14 hours 48 minutes per day.

Monthly average temperatures in Kymi, Greece

The warmest months in Kymi are July, August and September, with daily mean temperatures ranging from 23 to 26 °C (74 - 78 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 10 to 12 °C (50 - 54 °F) throughout the day. On average each year, Kymi experiences 64 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 Kymi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum19°C
(66°F)		18°C
(64°F)		19°C
(67°F)		21°C
(69°F)		26°C
(79°F)		30°C
(86°F)		32°C
(91°F)		33°C
(92°F)		30°C
(86°F)		28°C
(82°F)		23°C
(74°F)		19°C
(67°F)
Mean maximum16°C
(61°F)		16°C
(62°F)		18°C
(65°F)		20°C
(68°F)		25°C
(76°F)		27°C
(81°F)		30°C
(87°F)		30°C
(86°F)		28°C
(82°F)		24°C
(76°F)		20°C
(69°F)		18°C
(65°F)
Average high12°C
(53°F)		13°C
(55°F)		14°C
(57°F)		15°C
(60°F)		20°C
(68°F)		24°C
(75°F)		26°C
(80°F)		27°C
(80°F)		24°C
(76°F)		20°C
(69°F)		17°C
(63°F)		14°C
(57°F)
Daily mean10°C
(50°F)		11°C
(52°F)		12°C
(54°F)		14°C
(57°F)		18°C
(65°F)		23°C
(73°F)		25°C
(78°F)		26°C
(78°F)		23°C
(74°F)		19°C
(67°F)		16°C
(60°F)		13°C
(55°F)
Average low9°C
(48°F)		10°C
(50°F)		10°C
(51°F)		13°C
(55°F)		17°C
(62°F)		21°C
(70°F)		24°C
(75°F)		25°C
(76°F)		22°C
(72°F)		18°C
(65°F)		14°C
(58°F)		11°C
(53°F)
Mean minimum3°C
(38°F)		5°C
(42°F)		7°C
(44°F)		9°C
(49°F)		14°C
(57°F)		18°C
(65°F)		21°C
(71°F)		22°C
(71°F)		18°C
(64°F)		15°C
(59°F)		11°C
(52°F)		8°C
(46°F)
Minimum0°C
(33°F)		3°C
(37°F)		2°C
(36°F)		8°C
(46°F)		13°C
(55°F)		15°C
(60°F)		19°C
(67°F)		21°C
(70°F)		16°C
(62°F)		14°C
(57°F)		9°C
(48°F)		6°C
(44°F)

Compare climate in Kymi with other places

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

Monthly average precipitation in Kymi, Greece

Kymi usually has the most precipitation in January, February and December, with an average of 11 rainy days and 117 mm (4.6 inches) of precipitation per month. The driest months in Kymi are June, July and August. On average, 25 mm (1.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kymi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)122 (4.8)100 (3.9)81 (3.2)64 (2.5)40 (1.6)27 (1.1)28 (1.1)19 (0.7)50 (2.0)88 (3.5)85 (3.4)131 (5.1)
Average precipitation days (≥ 1 mm)139865432691313

Monthly sunshine hours in Kymi, Greece

The sunniest months in Kymi are May, June and July, when the sun shines an average of 13 hours 24 minutes a day. Least sunny months in Kymi: January, February and December receive an average of 7 hours 15 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Kymi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours184240322339397409426397345308253235
Mean daily daylight hours9h 47m10h 44m11h 58m13h 13m14h 16m14h 48m14h 31m13h 35m12h 23m11h 8m10h 3m9h 30m

Solar UV radiation in Kymi, Greece

Kymi experiences the highest level of ultraviolet (UV) radiation in May, 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, 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 Kymi UV Index data.

Average daily maximum UV levels by month for Kymi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)3468101010108643