Rank 15 · United States

Los Angeles

United States · metro
8.2
HECI score
B
Class B
Seasonal Sweet Spot

Component breakdown

Air Quality
PM2.5 as US AQI, annual means over the window
7.8
Good
Climate
Apparent temperature, 18-24°C optimal
8.9
Good
Wind
Daily maximum gusts, calm is comfortable
8.9
Good
UV Safety
Hazardous UV peaks penalized, low UV is not
8.1
Good
Day-Night Swing
Daily max-min gap, mild swings score high
9.1
Optimal
Seasons
Distinct but gentle seasons score highest
10.0
Optimal
Sunlight
Annual sunshine hours
8.9
Good
Rainfall
Volume and year-to-year reliability
6.9
Fair
Disaster Risk
Recorded events, 3 yr / 50 km
7.9
Good

Goldilocks curve

Cold18-24°CHot

Los Angeles sits just below the plateau on the cool side, mean feels-like 17.4°C.

Air quality source

Ground monitor

This city's air quality is measured by a real monitoring station: OpenAQ ground monitor (1.5km).

Coordinates34.0522, -118.2437
Data window10y
Updated7/13/2026
Sources: Open-Meteo, OpenAQ ground monitor (1.5km), USGS Earthquakes, NOAA IBTrACS, Smithsonian GVP, GloFAS (Copernicus)