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Monthly climate in Ponzano Romano, Italy

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Ponzano Romano features a humid subtropical climate (Cfa). Temperatures typically range between 6 °C (43 °F) and 26 °C (79 °F) through the year, but rarely can drop to -14 °C (6 °F) or can rise to as high as 40 °C (103 °F). The average annual precipitation amounts to about 1087 mm (42.8 inches) and receives 110 rainy days on the 1 mm (0.04 inches) threshold annually. Ponzano Romano 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 Ponzano Romano, Italy

The warmest months in Ponzano Romano are June, July and August, with daily mean temperatures ranging from 22 to 26 °C (73 - 79 °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, Ponzano Romano experiences 102 days above 25 °C (77.0 °F) and 11 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Ponzano Romano. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum18°C
(65°F)		20°C
(67°F)		23°C
(74°F)		27°C
(81°F)		32°C
(90°F)		37°C
(98°F)		37°C
(99°F)		40°C
(103°F)		32°C
(90°F)		29°C
(84°F)		23°C
(73°F)		17°C
(63°F)
Mean maximum15°C
(59°F)		17°C
(63°F)		21°C
(70°F)		24°C
(76°F)		28°C
(82°F)		32°C
(91°F)		36°C
(96°F)		38°C
(100°F)		32°C
(89°F)		26°C
(79°F)		20°C
(69°F)		16°C
(61°F)
Average high11°C
(52°F)		13°C
(56°F)		15°C
(60°F)		19°C
(66°F)		23°C
(73°F)		28°C
(83°F)		32°C
(89°F)		33°C
(91°F)		27°C
(80°F)		21°C
(71°F)		16°C
(61°F)		12°C
(54°F)
Daily mean6°C
(43°F)		8°C
(47°F)		10°C
(50°F)		13°C
(56°F)		17°C
(63°F)		22°C
(73°F)		25°C
(78°F)		26°C
(79°F)		21°C
(70°F)		16°C
(61°F)		12°C
(54°F)		8°C
(46°F)
Average low2°C
(37°F)		4°C
(40°F)		5°C
(41°F)		8°C
(46°F)		12°C
(54°F)		16°C
(62°F)		19°C
(67°F)		20°C
(68°F)		16°C
(61°F)		11°C
(53°F)		9°C
(48°F)		4°C
(40°F)
Mean minimum-2°C
(29°F)		-2°C
(28°F)		-2°C
(29°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)		-0°C
(32°F)
Minimum-4°C
(25°F)		-11°C
(13°F)		-14°C
(6°F)		-0°C
(32°F)		5°C
(41°F)		10°C
(51°F)		15°C
(60°F)		13°C
(56°F)		8°C
(46°F)		6°C
(43°F)		-1°C
(30°F)		-4°C
(26°F)

Compare climate in Ponzano Romano with other places

Compare temperature, precipitation, sunshine, UV index in Ponzano Romano, Italy with other places around the world.

Monthly average precipitation in Ponzano Romano, Italy

Ponzano Romano usually has the most precipitation in September, November and December, with an average of 12 rainy days and 150 mm (5.9 inches) of precipitation per month. The driest months in Ponzano Romano are June, July and August. On average, 33 mm (1.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Ponzano Romano. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)73 (2.9)89 (3.5)94 (3.7)81 (3.2)92 (3.6)49 (1.9)28 (1.1)24 (1.0)124 (4.9)107 (4.2)167 (6.6)160 (6.3)
Average precipitation days (≥ 1 mm)89101013535991514

Monthly sunshine hours in Ponzano Romano, Italy

The sunniest months in Ponzano Romano are June, July and August, when the sun shines an average of 13 hours 33 minutes a day. Least sunny months in Ponzano Romano: 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 Ponzano Romano. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours195248318349394417431398336311240234
Mean daily daylight hours9h 27m10h 33m11h 57m13h 23m14h 36m15h 12m14h 53m13h 48m12h 26m11h 1m9h 46m9h 7m

Solar UV radiation in Ponzano Romano, Italy

Ponzano Romano 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 Ponzano Romano UV Index data.

Average daily maximum UV levels by month for Ponzano Romano. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)34578101097542