Rank 35 · Italy

Rome

Italy · metro
7.7
HECI score
C
Class C
Fair Comfort

Component breakdown

Air Quality
PM2.5 as US AQI, annual means over the window
9.0
Optimal
Climate
Apparent temperature, 18-24°C optimal
7.2
Good
Wind
Daily maximum gusts, calm is comfortable
8.7
Good
UV Safety
Hazardous UV peaks penalized, low UV is not
8.8
Good
Day-Night Swing
Daily max-min gap, mild swings score high
9.1
Optimal
Seasons
Distinct but gentle seasons score highest
6.6
Fair
Sunlight
Annual sunshine hours
7.6
Good
Rainfall
Volume and year-to-year reliability
8.6
Good
Disaster Risk
Recorded events, 3 yr / 50 km
6.8
Fair

Goldilocks curve

Cold18-24°CHot

Rome sits just below the plateau on the cool side, mean feels-like 16.1°C.

Air quality source

Ground monitor

This city's air quality is measured by a real monitoring station: OpenAQ ground monitor (1.6km).

Coordinates41.9028, 12.4964
Data window10y
Updated7/13/2026
Sources: Open-Meteo, OpenAQ ground monitor (1.6km), USGS Earthquakes, NOAA IBTrACS, Smithsonian GVP, GloFAS (Copernicus)