Italy climate

Monthly averages for Rome, 2021–2025

In Rome, the warmest month is July, with an average high of 34°C, and the coldest is January, when nights average 5°C.

About 928 mm of rain falls in a year, on roughly 106 days. November is the wettest month (151 mm) and July the driest (18 mm).

Wind is strongest in January (10 km/h on average) and lightest in June (8 km/h).

Compared with Dublin, July afternoons are 15°C warmer, and January afternoons 5°C milder.

The hottest day in 2021–2025 reached 40.1°C (18 July 2023), and the coldest night fell to −2.2°C (17 January 2021).

Temperature

Bars run from the average night-time low to the average daytime high, in °C.

Average total rainfall each month, in millimetres.

Average wind speed at 10 metres each month, in km/h.

Rome month by month
Month	High °C	Low °C	Rain mm	Rain days	Sun h/day	Wind km/h
January	13	5	76	10	6.7	10
February	15	5	67	7	8.4	9
March	17	7	98	10	9.3	10
April	19	9	64	11	10.8	10
May	24	13	83	12	11.7	9
June	31	19	38	6	13.3	8
July	34	22	18	3	13.8	9
August	33	21	45	7	12.7	8
September	28	17	104	8	10.9	8
October	24	14	80	10	8.8	9
November	18	9	151	12	7.2	9
December	14	6	104	10	6.7	9