Table 1.
Mean (standard deviation) in °C of daily maximum (TMX), mean (AVG) and minimum (TMN) temperature during May to October by study city for four exposure metrics: airport observations, simple average of Daymet 1 km data, and Daymet population-weighted averages (PWA) using county or ZIP code population
| City | Exposure | Airport Obs. | Daymet Average | Daymet County PWA | Daymet ZCTA PWA |
|---|---|---|---|---|---|
| Atlanta | TMX | 28.2 (4.6) | 28.6 (4.4) | 28.6 (4.3) | 28.7 (4.4) |
| AVG | 22.5 (4.3) | 22.8 (4.4) | 22.6 (4.3) | 23.4 (4.4) | |
| TMN | 16.6 (4.8) | 18.6 (4.6) | 16.6 (4.8) | 16.5 (4.8) | |
| Los Angeles | TMX | 23.1 (3.3) | 27.5 (4.1) | 28.0 (4.3) | 24.6 (3.5) |
| AVG | 21.7 (3.5) | 20.5 (2.7) | 21.7 (3.8) | 19.9 (2.5) | |
| TMN | 15.1 (3.3) | 16.6 (2.2) | 16.0 (2.6) | 15.4 (3.1) | |
| Phoenix | TMX | 37.9 (4.9) | 37.3 (4.7) | 36.0 (4.5) | 37.8 (4.7) |
| AVG | 28.1 (4.6) | 30.1 (4.7) | 28.7 (4.6) | 31.5 (4.7) | |
| TMN | 21.0 (5.0) | 25.0 (4.9) | 22.1 (5.0) | 20.3 (4.9) | |
| Salt Lake City | TMX | 27.5 (7.4) | 25.5 (6.8) | 23.1 (6.6) | 27.4 (7.1) |
| AVG | 15.8 (5.8) | 20.3 (6.3) | 17.5 (6.0) | 20.5 (6.6) | |
| TMN | 10.8 (5.5) | 13.5 (6.2) | 11.9 (5.6) | 8.5 (5.3) | |
| San Francisco | TMX | 21.7 (3.7) | 23.4 (3.8) | 23.9 (3.9) | 21.1 (3.3) |
| AVG | 18.0 (2.8) | 16.6 (2.2) | 18.5 (3.0) | 17.2 (2.5) | |
| TMN | 12.4 (2.2) | 12.8 (1.9) | 12.3 (2.0) | 12.0 (2.1) |