Rome climate

Rome is warmest in August, with average highs of 31 °C, and coldest in January, when nights average 3.5 °C. November is the wettest month (130 mm) and July the driest (22 mm). Figures are 1991–2020 climate normals.

Across a full year Rome averages 843 mm of rain, 106 days above 25 °C and 10 days below freezing.

Italy · 20 m elevation · population 2,318,895 · 1991–2020 normals

  1. Jan
  2. Feb
  3. Mar 10°
  4. Apr 13°
  5. May 18°
  6. Jun 22°
  7. Jul 25°
  8. Aug 25°
  9. Sep 21°
  10. Oct 17°
  11. Nov 12°
  12. Dec

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

What to expectRome through the year

Rome has a clear annual cycle: average daily highs run from 12 °C in January to 31 °C in August, a swing of 18 °C in mean temperature across the year.

Counted across a normal year, 106 days a year reach 25 °C, 44 of them reach 30 °C, 10 nights drop below freezing. The warmest reading in the 1991–2020 record is 39 °C, in August.

Rain is strongly seasonal. November averages 130 mm against 22 mm in July — 5.8 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month Avg high Rainfall Cloud
January 11.6 °C 63 mm 51 %
February 12.3 °C 72 mm 48 %
March 15.1 °C 75 mm 50 %
April 18.0 °C 78 mm 51 %
May 22.4 °C 58 mm 45 %
June 27.0 °C 33 mm 32 %
July 30.2 °C 22 mm 19 %
August 30.6 °C 22 mm 22 %
September 25.4 °C 81 mm 39 %
October 21.0 °C 116 mm 49 %
November 16.1 °C 130 mm 55 %
December 12.4 °C 92 mm 51 %

Temperature month by month

Month Avg highAvg lowMeanRecord highRecord lowDays above 25 °CDays above 30 °CDays below 0 °C
January 11.6 °C3.5 °C7.3 °C20.0 °C-3.9 °C004
February 12.3 °C3.6 °C7.8 °C20.9 °C-10.2 °C004
March 15.1 °C5.8 °C10.4 °C24.1 °C-2.2 °C001
April 18.0 °C8.4 °C13.4 °C27.2 °C0.0 °C000
May 22.4 °C12.5 °C17.7 °C31.5 °C5.2 °C700
June 27.0 °C16.5 °C22.0 °C37.8 °C9.3 °C2160
July 30.2 °C19.4 °C25.0 °C38.7 °C13.1 °C29170
August 30.6 °C20.0 °C25.3 °C39.3 °C13.5 °C30180
September 25.4 °C16.5 °C20.9 °C34.2 °C9.3 °C1620
October 21.0 °C12.9 °C16.8 °C27.9 °C5.0 °C200
November 16.1 °C8.8 °C12.3 °C26.4 °C-0.2 °C000
December 12.4 °C4.9 °C8.4 °C18.9 °C-4.9 °C002

Rain, sun and wind month by month

Month RainfallWet daysDaylightCloud coverHumidityWind
January 63 mm99.5 h/day51 %80 %13 km/h
February 72 mm911 h/day48 %77 %14 km/h
March 75 mm912 h/day50 %76 %15 km/h
April 78 mm1013 h/day51 %76 %15 km/h
May 58 mm815 h/day45 %73 %14 km/h
June 33 mm515 h/day32 %68 %15 km/h
July 22 mm415 h/day19 %63 %15 km/h
August 22 mm414 h/day22 %65 %15 km/h
September 81 mm913 h/day39 %73 %14 km/h
October 116 mm1011 h/day49 %79 %13 km/h
November 130 mm129.8 h/day55 %81 %14 km/h
December 92 mm109.2 h/day51 %80 %14 km/h

Where Rome ranks

Planning a trip? See the best time to visit Rome.

QuestionsCommon questions about Rome’s climate

When is the best time to visit Rome?

That depends on what you want, so the honest answer is a comparison rather than a single month. May, June, September sit closest to 20 °C on average, August is the warmest month and July the driest. The month-by-month table above has the full picture.

How hot does Rome get?

In August, the warmest month, daily highs average 31 °C. About 44 days a year pass 30 °C. The highest value in the 1991–2020 record is 39 °C.

How cold does it get in winter?

Nights average 3.5 °C in January, the coldest month. A normal year has 10 nights below freezing.

Which month is wettest in Rome?

November, averaging 130 mm over 12 days with rain. The driest month is July with 22 mm. The year as a whole averages 843 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Rome rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

Normal period
1991–2020
Data point
41.892°, 12.511° , 20 m above sea level (the coordinates the reanalysis values are taken for)
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.