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Monthly climate in Colle Diana, Lazio, Italy

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Colle Diana features a hot-summer Mediterranean climate (Csa).Temperatures typically range between 6 °C (43 °F) and 25 °C (78 °F) through the year, but rarely can drop to -10 °C (14 °F) or can rise to as high as 39 °C (102 °F).The average annual precipitation amounts to about 1249 mm (49.2 inches) and receives 116 rainy days on the 1 mm (0.04 inches) threshold annually.Colle Diana enjoys an average of 3874 hours of sunshine throughout the year, and daylight varies from 9 hours 7 minutes to 15 hours 12 minutes per day.

Monthly average temperatures in Colle Diana, Lazio, Italy §

The warmest months in Colle Diana are June, July and August, with daily mean temperatures ranging from 22 to 25 °C (72 - 78 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 6 to 8 °C (43 - 47 °F) throughout the day. On average each year, Colle Diana experiences 98 days above 25 °C (77.0 °F) and 13 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Colle Diana, Lazio, Italy.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 18°C
(64°F)		 19°C
(67°F)		 23°C
(74°F)		 27°C
(82°F)		 33°C
(91°F)		 36°C
(97°F)		 37°C
(98°F)		 39°C
(102°F)		 31°C
(89°F)		 28°C
(83°F)		 22°C
(72°F)		 17°C
(63°F)
Mean maximum 14°C
(58°F)		 17°C
(63°F)		 21°C
(70°F)		 24°C
(76°F)		 27°C
(82°F)		 32°C
(89°F)		 35°C
(95°F)		 37°C
(99°F)		 31°C
(88°F)		 25°C
(78°F)		 20°C
(68°F)		 16°C
(61°F)
Average high 10°C
(51°F)		 13°C
(55°F)		 15°C
(59°F)		 18°C
(65°F)		 22°C
(72°F)		 28°C
(82°F)		 31°C
(88°F)		 32°C
(90°F)		 26°C
(79°F)		 21°C
(70°F)		 15°C
(60°F)		 12°C
(53°F)
Daily mean 6°C
(43°F)		 8°C
(47°F)		 10°C
(49°F)		 13°C
(55°F)		 17°C
(63°F)		 22°C
(72°F)		 25°C
(77°F)		 25°C
(78°F)		 20°C
(69°F)		 16°C
(61°F)		 12°C
(53°F)		 8°C
(46°F)
Average low 2°C
(36°F)		 4°C
(40°F)		 5°C
(41°F)		 8°C
(46°F)		 12°C
(54°F)		 16°C
(62°F)		 19°C
(66°F)		 20°C
(68°F)		 16°C
(61°F)		 12°C
(53°F)		 9°C
(48°F)		 4°C
(40°F)
Mean minimum -2°C
(29°F)		 -2°C
(28°F)		 -1°C
(30°F)		 1°C
(35°F)		 8°C
(46°F)		 13°C
(56°F)		 16°C
(61°F)		 16°C
(60°F)		 10°C
(50°F)		 7°C
(46°F)		 3°C
(37°F)		 -1°C
(31°F)
Minimum -4°C
(25°F)		 -8°C
(18°F)		 -10°C
(14°F)		 -0°C
(32°F)		 5°C
(41°F)		 11°C
(51°F)		 15°C
(59°F)		 13°C
(56°F)		 8°C
(46°F)		 6°C
(43°F)		 -1°C
(31°F)		 -4°C
(26°F)

Compare climate in Colle Diana with other places

Compare temperature, precipitation, sunshine, UV index in Colle Diana, Lazio, Italy with other places around the world.

Monthly average precipitation in Colle Diana, Lazio, Italy §

Colle Diana usually has the most precipitation in September, November and December, with an average of 13 rainy days and 165 mm (6.5 inches) of precipitation per month.The driest months in Colle Diana are June, July and August. On average, 47 mm (1.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Colle Diana, Lazio, Italy.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) 77 (3.0) 93 (3.6) 101 (4.0) 101 (4.0) 110 (4.3) 57 (2.2) 43 (1.7) 41 (1.6) 147 (5.8) 132 (5.2) 195 (7.7) 152 (6.0)
Average precipitation days (≥ 1 mm) 8 10 10 11 12 6 4 7 10 9 16 13

Monthly sunshine hours in Colle Diana, Lazio, Italy §

The sunniest months in Colle Diana are June, July and August, when the sun shines an average of 13 hours 33 minutes a day.Least sunny months in Colle Diana: January, November and December receive an average of 7 hours 17 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Colle Diana, Lazio, Italy.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 195 248 318 349 394 417 431 398 336 311 240 234
Mean daily daylight hours 9h 27m 10h 33m 11h 57m 13h 23m 14h 36m 15h 12m 14h 53m 13h 48m 12h 26m 11h 1m 9h 46m 9h 7m

Solar UV radiation in Colle Diana, Lazio, Italy §

Colle Diana experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure.January, February and December are in the Low / 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 Colle Diana UV Index data.

Average daily maximum UV levels by month for Colle Diana, Lazio, Italy.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 5 7 8 10 10 9 7 5 4 2