Table 1.
Summaries of seven cities and heat wave characteristics in Korea, 2000–2007 warm season (May through September).
| Daily measures | Heat wave | |||||||||||||||
| City | 2007 population | Mortality count (mean ± SD) | Temperature (°C) [mean ± SD (range)] | Relative humidity (%) [mean ± SD (range)] | No. of heat waves per year [mean (range)] | Intensity (°C) [mean (range)]a | Duration (days) [mean (range)] | Start date (earliest, latest) | ||||||||
| Seoul | 10,192,710 | 88.0 ± 10.2 | 22.6 ± 3.5 (11.4–30.4) | 68.9 ± 13.1 (21.1–96.0) | 1.1 (0–3) | 29.4 (28.8–30.4) | 2.4 (2–4) | July 22, August 17 | ||||||||
| Busan | 3,587,439 | 42.1 ± 6.9 | 22.0 ± 3.7 (10.8–30.2) | 76.6 ± 11.7 (34.7–99.0) | 0.6 (0–3) | 29.3 (28.8–30.2) | 3.6 (2–5) | July 24, August 5 | ||||||||
| Incheon | 2,664,576 | 24.8 ± 5.3 | 21.9 ± 3.5 (11.8–30.9) | 75.4 ± 11.8 (26.0–96.9) | 0.6 (0–2) | 29.0 (28.2–30.9) | 3.2 (2–4) | July 26, August 16 | ||||||||
| Daegu | 2,493,261 | 25.7 ± 5.4 | 23.3 ± 3.8 (11.2–31.3) | 67.3 ± 13.6 (26.5–95.9) | 0.8 (0–2) | 30.7 (30.4–31.3) | 2.7 (2–3) | July 22, August 13 | ||||||||
| Daejeon | 1,475,659 | 12.7 ± 3.6 | 22.5 ± 3.5 (11.3–30.0) | 71.8 ± 12.1 (28.6–95.8) | 0.8 (0–3) | 29.1 (28.6–30.0) | 2.5 (2–4) | July 22, August 15 | ||||||||
| Gwangju | 1,413,444 | 13.1 ± 3.6 | 22.9 ± 3.5 (12.3–30.3) | 72.5 ± 11.3 (34.4–96.3) | 0.8 (0–2) | 29.3 (29.0–29.8) | 3.0 (2–5) | July 22, August 14 | ||||||||
| Ulsan | 1,112,799 | 8.9 ± 3.1 | 22.5 ± 3.8 (11.1–30.8) | 71.3 ± 11.5 (25.0–96.7) | 0.9 (0–1) | 30.1 (30.0–30.6) | 2.4 (2–5) | July 3, August 13 | ||||||||
| aHeat wave intensity measured the average daily mean temperature during heat waves. | ||||||||||||||||