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Monthly climate in Dioni, Attica, Greece

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Dioni features a hot-summer Mediterranean climate (Csa).Temperatures typically range between 9 °C (48 °F) and 28 °C (83 °F) through the year, but rarely can drop to -5 °C (24 °F) or can rise to as high as 43 °C (111 °F).The average annual precipitation amounts to about 476 mm (18.7 inches) and receives 66 rainy days on the 1 mm (0.04 inches) threshold annually.Dioni enjoys an average of 3948 hours of sunshine throughout the year, and daylight varies from 9 hours 33 minutes to 14 hours 44 minutes per day.

Monthly average temperatures in Dioni, Attica, Greece §

The warmest months in Dioni are June, July and August, with daily mean temperatures ranging from 25 to 28 °C (78 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 9 to 11 °C (48 - 53 °F) throughout the day. On average each year, Dioni experiences 138 days above 25 °C (77.0 °F) and 6 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Dioni, Attica, Greece.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 24°C
(75°F)		 21°C
(71°F)		 25°C
(78°F)		 30°C
(87°F)		 38°C
(101°F)		 40°C
(104°F)		 43°C
(110°F)		 43°C
(111°F)		 38°C
(100°F)		 33°C
(93°F)		 26°C
(80°F)		 22°C
(72°F)
Mean maximum 19°C
(66°F)		 20°C
(69°F)		 24°C
(75°F)		 28°C
(83°F)		 34°C
(94°F)		 37°C
(98°F)		 40°C
(104°F)		 38°C
(101°F)		 36°C
(97°F)		 29°C
(85°F)		 24°C
(76°F)		 20°C
(68°F)
Average high 13°C
(55°F)		 15°C
(60°F)		 17°C
(63°F)		 21°C
(71°F)		 27°C
(81°F)		 31°C
(88°F)		 34°C
(93°F)		 33°C
(92°F)		 30°C
(86°F)		 24°C
(76°F)		 20°C
(67°F)		 15°C
(60°F)
Daily mean 9°C
(48°F)		 11°C
(51°F)		 12°C
(54°F)		 16°C
(61°F)		 21°C
(71°F)		 25°C
(78°F)		 28°C
(83°F)		 28°C
(83°F)		 24°C
(76°F)		 19°C
(67°F)		 15°C
(60°F)		 11°C
(53°F)
Average low 5°C
(41°F)		 6°C
(44°F)		 8°C
(46°F)		 10°C
(50°F)		 15°C
(59°F)		 19°C
(67°F)		 23°C
(73°F)		 23°C
(74°F)		 19°C
(67°F)		 15°C
(59°F)		 11°C
(53°F)		 8°C
(46°F)
Mean minimum -2°C
(28°F)		 1°C
(34°F)		 2°C
(36°F)		 5°C
(41°F)		 10°C
(51°F)		 15°C
(59°F)		 19°C
(67°F)		 19°C
(66°F)		 13°C
(56°F)		 9°C
(48°F)		 5°C
(41°F)		 2°C
(35°F)
Minimum -5°C
(24°F)		 -1°C
(31°F)		 -1°C
(31°F)		 3°C
(37°F)		 9°C
(49°F)		 12°C
(54°F)		 18°C
(66°F)		 18°C
(64°F)		 12°C
(53°F)		 4°C
(40°F)		 2°C
(37°F)		 -2°C
(28°F)

Compare climate in Dioni with other places

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

Monthly average precipitation in Dioni, Attica, Greece §

Dioni usually has the most precipitation in January, February and December, with an average of 8 rainy days and 63 mm (2.5 inches) of precipitation per month.The driest months in Dioni are July, August and September. On average, 15 mm (0.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Dioni, Attica, Greece.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 63 (2.5) 54 (2.1) 47 (1.9) 43 (1.7) 28 (1.1) 46 (1.8) 16 (0.6) 9 (0.4) 18 (0.7) 31 (1.2) 49 (1.9) 71 (2.8)
Average precipitation days (≥ 1 mm) 8 8 6 5 5 6 3 2 2 4 7 10

Monthly sunshine hours in Dioni, Attica, Greece §

The sunniest months in Dioni are May, June and July, when the sun shines an average of 13 hours 24 minutes a day.Least sunny months in Dioni: January, February and December receive an average of 7 hours 48 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Dioni, Attica, Greece.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 201 255 329 347 398 410 424 396 346 318 265 253
Mean daily daylight hours 9h 50m 10h 46m 11h 58m 13h 11m 14h 13m 14h 44m 14h 28m 13h 33m 12h 23m 11h 10m 10h 6m 9h 33m

Solar UV radiation in Dioni, Attica, Greece §

Dioni 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, 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 Dioni UV Index data.

Average daily maximum UV levels by month for Dioni, Attica, Greece.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 3 4 6 8 9 10 10 10 8 7 4 3