Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Rome features a humid subtropical climate (Cfa).Temperatures typically range between 7 °C (45 °F) and 27 °C (80 °F) through the year, but rarely can drop to -12 °C (11 °F) or can rise to as high as 37 °C (99 °F).The average annual precipitation amounts to about 1509 mm (59.4 inches) and receives 143 rainy days on the 1 mm (0.04 inches) threshold annually.Rome enjoys an average of 3015 hours of sunshine throughout the year, and daylight varies from 9 hours 53 minutes to 14 hours 23 minutes per day.
The warmest months in Rome are June, July and August, with daily mean temperatures ranging from 25 to 27 °C (77 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 7 to 10 °C (45 - 50 °F) throughout the day. On average each year, Rome experiences 148 days above 25 °C (77.0 °F) and 28 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 25°C (77°F) | 27°C (80°F) | 30°C (86°F) | 31°C (87°F) | 36°C (96°F) | 35°C (95°F) | 36°C (98°F) | 36°C (98°F) | 36°C (97°F) | 37°C (99°F) | 26°C (78°F) | 24°C (75°F) |
Mean maximum | 22°C (72°F) | 25°C (77°F) | 27°C (81°F) | 29°C (85°F) | 33°C (91°F) | 33°C (91°F) | 35°C (96°F) | 34°C (94°F) | 33°C (92°F) | 32°C (89°F) | 24°C (76°F) | 22°C (71°F) |
Average high | 12°C (54°F) | 16°C (60°F) | 19°C (66°F) | 23°C (73°F) | 27°C (82°F) | 30°C (86°F) | 32°C (89°F) | 31°C (88°F) | 29°C (85°F) | 24°C (76°F) | 17°C (63°F) | 14°C (57°F) |
Daily mean | 7°C (45°F) | 10°C (50°F) | 13°C (56°F) | 17°C (62°F) | 22°C (72°F) | 25°C (77°F) | 27°C (80°F) | 26°C (79°F) | 24°C (75°F) | 19°C (66°F) | 11°C (52°F) | 9°C (48°F) |
Average low | 3°C (37°F) | 5°C (42°F) | 8°C (47°F) | 11°C (52°F) | 17°C (62°F) | 20°C (69°F) | 22°C (73°F) | 22°C (72°F) | 19°C (67°F) | 14°C (57°F) | 5°C (42°F) | 4°C (40°F) |
Mean minimum | -7°C (20°F) | -4°C (25°F) | -2°C (28°F) | 2°C (36°F) | 8°C (47°F) | 16°C (60°F) | 18°C (65°F) | 18°C (65°F) | 13°C (56°F) | 4°C (39°F) | -3°C (28°F) | -4°C (25°F) |
Minimum | -12°C (11°F) | -7°C (20°F) | -4°C (24°F) | -0°C (32°F) | 5°C (42°F) | 12°C (53°F) | 17°C (62°F) | 15°C (60°F) | 10°C (50°F) | -0°C (31°F) | -6°C (21°F) | -7°C (20°F) |
Compare temperature, precipitation, sunshine, UV index in Rome, Georgia, United States with other places around the world.
Rome usually has the most precipitation in February, March and December, with an average of 13 rainy days and 157 mm (6.2 inches) of precipitation per month.The driest months in Rome are May, September and November. On average, 96 mm (3.8 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 115 (4.5) | 179 (7.1) | 148 (5.8) | 138 (5.4) | 94 (3.7) | 120 (4.7) | 110 (4.3) | 137 (5.4) | 106 (4.2) | 130 (5.1) | 87 (3.4) | 145 (5.7) |
Average precipitation days (≥ 1 mm) | 10 | 14 | 13 | 10 | 11 | 15 | 16 | 15 | 9 | 9 | 9 | 12 |
The sunniest months in Rome are May, July and August, when the sun shines an average of 10 hours 8 minutes a day.Least sunny months in Rome: January, February and December receive an average of 5 hours 24 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 156 | 158 | 224 | 271 | 305 | 303 | 329 | 308 | 288 | 259 | 233 | 175 |
Mean daily daylight hours | 10h 9m | 10h 57m | 11h 59m | 13h 3m | 13h 56m | 14h 23m | 14h 8m | 13h 21m | 12h 20m | 11h 16m | 10h 21m | 9h 53m |
Rome experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 11 - 11, which corresponds to the Extreme category of sun exposure.January, February and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Rome UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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UV Index (month maximum) | 4 | 6 | 8 | 10 | 11 | 11 | 11 | 11 | 9 | 7 | 6 | 4 |