Monthly climate in Rome, Italy

Last updated: June 27, 2022

Under the Köppen–Geiger climate classification Rome features a hot-summer Mediterranean climate (Csa). Temperatures typically range between 7 °C (45 °F) and 27 °C (80 °F) through the year, but rarely can drop to -11 °C (12 °F) or can rise to as high as 39 °C (103 °F). The average annual precipitation amounts to about 930 mm (36.6 inches) and receives 103 rainy days on the 1 mm (0.04 inches) threshold annually. Rome enjoys an average of 3904 hours of sunshine throughout the year, and daylight varies from 9 hours 10 minutes to 15 hours 9 minutes per day.

Monthly average temperatures in Rome, Italy §

The warmest months in Rome are June, July and August, with daily mean temperatures ranging from 23 to 27 °C (74 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 7 to 9 °C (45 - 49 °F) throughout the day. On average each year, Rome experiences 108 days above 25 °C (77.0 °F) and 7 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Rome, 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 19°C
(66°F)
21°C
(69°F)
23°C
(75°F)
28°C
(82°F)
34°C
(93°F)
36°C
(97°F)
37°C
(99°F)
39°C
(103°F)
33°C
(91°F)
30°C
(87°F)
24°C
(75°F)
18°C
(65°F)
Mean maximum 16°C
(61°F)
18°C
(65°F)
22°C
(71°F)
25°C
(77°F)
28°C
(83°F)
33°C
(91°F)
35°C
(96°F)
37°C
(100°F)
32°C
(89°F)
27°C
(80°F)
21°C
(71°F)
17°C
(63°F)
Average high 12°C
(54°F)
14°C
(58°F)
16°C
(61°F)
19°C
(67°F)
23°C
(74°F)
29°C
(84°F)
32°C
(89°F)
33°C
(91°F)
27°C
(81°F)
22°C
(72°F)
17°C
(63°F)
13°C
(56°F)
Daily mean 7°C
(45°F)
9°C
(49°F)
11°C
(52°F)
14°C
(57°F)
18°C
(65°F)
23°C
(74°F)
26°C
(79°F)
27°C
(80°F)
22°C
(72°F)
17°C
(63°F)
13°C
(56°F)
9°C
(48°F)
Average low 3°C
(38°F)
5°C
(41°F)
6°C
(43°F)
9°C
(48°F)
13°C
(56°F)
18°C
(64°F)
20°C
(69°F)
21°C
(70°F)
17°C
(63°F)
13°C
(55°F)
10°C
(49°F)
5°C
(41°F)
Mean minimum -1°C
(30°F)
-2°C
(29°F)
-1°C
(30°F)
3°C
(37°F)
9°C
(48°F)
14°C
(58°F)
18°C
(64°F)
17°C
(63°F)
11°C
(53°F)
8°C
(47°F)
4°C
(39°F)
0°C
(33°F)
Minimum -4°C
(26°F)
-10°C
(14°F)
-11°C
(12°F)
1°C
(34°F)
6°C
(42°F)
12°C
(54°F)
17°C
(63°F)
15°C
(59°F)
8°C
(47°F)
7°C
(45°F)
-0°C
(31°F)
-2°C
(28°F)

Compare climate in Rome with other places

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

Monthly average precipitation in Rome, Italy §

Rome usually has the most precipitation in September, November and December, with an average of 12 rainy days and 133 mm (5.2 inches) of precipitation per month. The driest months in Rome are June, July and August. On average, 24 mm (0.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Rome, 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) 62 (2.4) 78 (3.1) 80 (3.2) 69 (2.7) 77 (3.0) 31 (1.2) 23 (0.9) 17 (0.7) 104 (4.1) 92 (3.6) 161 (6.3) 135 (5.3)
Average precipitation days (≥ 1 mm) 8 9 9 9 11 5 3 4 8 9 15 13

Monthly sunshine hours in Rome, Italy §

The sunniest months in Rome are June, July and August, when the sun shines an average of 13 hours 32 minutes a day. Least sunny months in Rome: January, November and December receive an average of 7 hours 25 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Rome, 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 200 254 321 351 397 417 431 398 337 314 243 241
Mean daily daylight hours 9h 30m 10h 35m 11h 57m 13h 22m 14h 33m 15h 9m 14h 50m 13h 47m 12h 26m 11h 2m 9h 48m 9h 10m

Solar UV radiation in Rome, Italy §

Rome experiences the highest level of ultraviolet (UV) radiation in July, August and September, when the maximum UV index can reach values of 8 - 12, which corresponds to the Very High / Extreme category of sun exposure. January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Rome UV Index data.

Average daily maximum UV levels by month for Rome, Italy. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 2 4 7 7 8 8 12 10 8 6 3 2