Temperature Trends in Seoul, South Korea
Average daily temperatures in Seoul, South Korea, including the lower and upper bounds of the 95% confidence interval. Due to the possibility of missing data, the actual day counts used in the average and confidence interval calculations are provided. The table is also offered in degrees of Fahrenheit.
| January | February | March | April | May | June | July | August | September | October | November | December | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | -5 -3 -1 | -6 -4 -1 | 1 2 4 | 6 8 9 | 14 16 17 | 19 20 21 | 23 24 25 | 26 27 28 | 22 24 25 | 16 17 18 | 6 9 11 | 0 2 4 |
| 2 | -6 -3 -1 | -6 -4 -2 | 0 1 3 | 6 7 9 | 15 16 17 | 19 20 21 | 23 23 24 | 26 27 28 | 22 23 24 | 15 16 18 | 6 8 10 | -0 2 4 |
| 3 | -6 -4 -2 | -5 -3 -2 | 1 2 4 | 6 8 9 | 14 16 17 | 19 20 21 | 23 23 24 | 25 27 28 | 22 23 24 | 15 16 17 | 7 9 11 | -1 1 3 |
| 4 | -7 -5 -3 | -4 -3 -1 | 1 3 5 | 8 9 10 | 15 16 17 | 19 20 21 | 23 24 25 | 25 26 28 | 22 23 24 | 15 16 17 | 8 10 12 | -1 1 3 |
| 5 | -6 -4 -1 | -4 -2 -0 | 1 3 4 | 8 10 11 | 16 17 18 | 19 21 22 | 23 24 24 | 26 27 28 | 21 22 23 | 15 16 18 | 9 10 12 | -3 -1 1 |
| 6 | -6 -4 -1 | -3 -2 0 | 1 3 4 | 7 9 10 | 15 16 17 | 20 21 22 | 23 24 25 | 26 27 28 | 21 22 23 | 15 16 17 | 8 10 12 | -3 -1 1 |
| 7 | -7 -5 -3 | -4 -2 0 | 1 2 3 | 8 9 10 | 15 16 17 | 20 21 22 | 23 24 25 | 26 27 28 | 21 22 23 | 15 16 17 | 7 9 11 | -1 0 2 |
| 8 | -6 -4 -2 | -5 -3 -0 | 1 3 4 | 10 11 12 | 15 17 18 | 20 21 22 | 24 24 25 | 26 27 28 | 22 22 23 | 14 16 17 | 6 9 12 | -2 0 2 |
| 9 | -6 -4 -2 | -4 -2 -0 | 3 5 7 | 9 11 12 | 15 17 18 | 21 22 23 | 23 24 25 | 26 27 27 | 20 22 23 | 15 16 17 | 7 9 11 | -3 -1 2 |
| 10 | -6 -4 -3 | -3 -2 0 | 2 4 5 | 9 11 12 | 14 16 17 | 21 22 23 | 23 24 25 | 25 26 28 | 21 22 23 | 14 16 17 | 7 9 11 | -2 -0 2 |
| 11 | -6 -4 -2 | -3 -1 0 | 2 3 4 | 9 11 12 | 14 16 17 | 21 22 23 | 23 24 25 | 25 26 27 | 20 22 23 | 14 15 17 | 7 8 10 | -4 -1 1 |
| 12 | -6 -4 -1 | -4 -2 1 | 2 4 6 | 9 10 12 | 15 16 17 | 21 21 22 | 23 24 25 | 25 26 27 | 20 21 22 | 13 14 16 | 5 7 9 | -3 -1 1 |
| 13 | -7 -4 -1 | -2 -0 2 | 3 5 6 | 9 11 12 | 15 16 17 | 21 22 22 | 24 25 25 | 26 27 28 | 20 21 22 | 14 15 16 | 5 7 9 | -3 -1 0 |
| 14 | -7 -4 -1 | -1 -0 1 | 3 5 6 | 9 11 13 | 16 17 18 | 21 22 23 | 24 25 25 | 25 26 27 | 20 21 22 | 13 14 15 | 4 6 8 | -2 0 2 |
| 15 | -7 -4 -1 | -3 -2 -0 | 4 6 7 | 10 11 13 | 16 17 18 | 21 22 23 | 23 24 25 | 25 26 27 | 20 21 22 | 12 13 15 | 2 4 7 | -3 -1 2 |
| 16 | -6 -4 -1 | -3 -2 0 | 4 5 7 | 10 11 12 | 16 17 18 | 21 22 23 | 23 24 25 | 25 26 27 | 19 21 22 | 12 14 16 | 3 5 6 | -3 -1 2 |
| 17 | -4 -3 -1 | -3 -1 1 | 4 5 7 | 11 12 14 | 16 18 19 | 22 22 23 | 23 24 25 | 25 26 27 | 20 21 23 | 11 13 15 | 2 4 5 | -5 -2 -0 |
| 18 | -4 -3 -1 | -2 -1 1 | 4 6 8 | 11 13 14 | 16 17 18 | 21 22 24 | 24 25 26 | 25 26 27 | 19 20 21 | 11 13 14 | 0 3 5 | -5 -2 0 |
| 19 | -4 -2 -1 | -2 -0 1 | 4 6 7 | 11 13 14 | 16 17 18 | 22 23 24 | 23 24 26 | 24 25 26 | 19 20 21 | 12 13 15 | 2 4 6 | -4 -1 1 |
| 20 | -5 -3 -1 | -2 1 3 | 4 6 7 | 11 13 15 | 16 17 18 | 22 23 24 | 25 26 27 | 24 25 26 | 18 20 21 | 12 14 15 | 2 4 5 | -3 -2 0 |
| 21 | -6 -3 -1 | -1 1 3 | 5 6 8 | 11 13 15 | 17 18 20 | 22 23 24 | 25 25 26 | 24 25 26 | 17 18 20 | 12 13 15 | 1 3 5 | -3 -1 1 |
| 22 | -6 -3 -1 | 0 2 3 | 4 6 8 | 11 12 14 | 17 18 19 | 22 23 23 | 24 25 26 | 23 24 25 | 18 19 20 | 11 13 14 | 3 4 6 | -3 -1 1 |
| 23 | -7 -5 -3 | -0 1 2 | 4 5 6 | 11 12 14 | 18 19 20 | 21 22 23 | 25 26 27 | 24 24 25 | 18 19 20 | 11 13 15 | 3 5 6 | -3 -1 1 |
| 24 | -7 -5 -3 | 0 2 5 | 4 5 7 | 11 13 14 | 17 18 20 | 21 23 24 | 25 25 26 | 23 24 25 | 19 19 20 | 11 12 14 | 3 5 6 | -4 -2 1 |
| 25 | -6 -4 -3 | 0 2 4 | 4 5 6 | 11 12 13 | 18 19 20 | 22 23 24 | 25 26 27 | 23 24 25 | 18 19 20 | 10 11 13 | 3 4 6 | -6 -4 -2 |
| 26 | -6 -4 -2 | -0 2 4 | 5 6 7 | 11 12 14 | 18 19 20 | 22 23 24 | 25 26 27 | 23 24 26 | 18 19 20 | 8 10 13 | 2 4 6 | -7 -5 -2 |
| 27 | -5 -3 -2 | 0 2 4 | 5 7 8 | 11 12 14 | 18 19 20 | 22 23 24 | 25 26 27 | 23 24 25 | 18 19 20 | 9 11 13 | 1 3 6 | -5 -3 -1 |
| 28 | -5 -4 -2 | 1 3 4 | 5 6 8 | 13 14 16 | 18 20 21 | 23 24 24 | 25 26 27 | 23 24 25 | 17 18 20 | 9 11 13 | 2 4 6 | -5 -3 -1 |
| 29 | -5 -3 -1 | -1 2 5 | 5 7 9 | 14 15 16 | 18 19 21 | 23 24 24 | 26 26 27 | 23 24 25 | 17 18 19 | 8 10 12 | 2 3 4 | -5 -3 -2 |
| 30 | -6 -4 -2 | 5 7 8 | 14 16 17 | 18 19 20 | 23 24 24 | 26 26 27 | 22 24 25 | 16 18 19 | 8 10 12 | 1 2 4 | -6 -4 -2 | |
| 31 | -5 -3 -1 | 6 7 8 | 19 19 20 | 26 26 27 | 23 24 25 | 8 10 12 | -6 -4 -1 |