Rome climate

Rome Weather in January

NASA POWER reanalysis for the half-degree grid cell around Rome, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 11°C on January 1 to 12°C on January 31, and lows from 4°C to 3°C. Normal precipitation for the month is 59 mm over about 9 wet days.

January day by day

The normal high and low for each date, in °C.

Normal daily high and low temperature at Rome, in °C, with the record for each date.-505101520151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

January at a glance

Average high
12°C
Average low
4°C
Precipitation
59 mm
Reanalysis high
18°CJan 28, 2008
Reanalysis low
-4°CJan 7, 2017
Daylight
9 h 11 min to 10 h 00 min
Cloud cover
59%
Humidity
81%
Dew point
4°C
Wind
11.9 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowReanalysis highReanalysis lowChance wet
Jan 111°C4°C15°C 1995-3°C 201532%
Jan 211°C4°C14°C 2007-4°C 199331%
Jan 311°C4°C16°C 2003-4°C 199330%
Jan 412°C4°C15°C 1998-3°C 200229%
Jan 512°C4°C16°C 1999-3°C 200228%
Jan 612°C4°C16°C 2001-4°C 201728%
Jan 712°C4°C17°C 2018-4°C 201727%
Jan 812°C4°C18°C 2018-3°C 201726%
Jan 912°C4°C16°C 2016-2°C 201726%
Jan 1012°C4°C16°C 2016-3°C 201726%
Jan 1112°C4°C16°C 2016-4°C 201726%
Jan 1212°C4°C17°C 2007-2°C 201925%
Jan 1312°C4°C16°C 2007-2°C 199526%
Jan 1412°C4°C16°C 2004-2°C 201727%
Jan 1512°C4°C16°C 2007-3°C 200227%
Jan 1612°C4°C16°C 2011-2°C 200228%
Jan 1712°C4°C15°C 2007-2°C 201229%
Jan 1812°C4°C15°C 2014-3°C 200230%
Jan 1912°C4°C17°C 2007-2°C 200230%
Jan 2011°C3°C17°C 20070°C 199130%
Jan 2111°C3°C16°C 20070°C 200430%
Jan 2211°C3°C17°C 1997-2°C 200431%
Jan 2311°C3°C16°C 2018-3°C 200432%
Jan 2411°C3°C15°C 1995-4°C 200432%
Jan 2511°C3°C16°C 2002-4°C 200032%
Jan 2612°C3°C15°C 1996-3°C 200032%
Jan 2712°C3°C15°C 2018-1°C 201533%
Jan 2812°C3°C18°C 2008-1°C 201532%
Jan 2912°C3°C16°C 2002-1°C 199432%
Jan 3012°C3°C16°C 2020-2°C 200533%
Jan 3112°C3°C17°C 2006-3°C 200533%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Rome, in percent.0102030401102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+1).

January 1
sunrise 7:38 AM, sunset 4:49 PM
January 31
sunrise 7:24 AM, sunset 5:24 PM

Every day of January: sun and moon

Other months

Sources

Cloud, humidity, wind and sunshine, and temperature and precipitation: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.