Click on a day for an hourly weather forecast
The temperatures in Gyeongju in September are comfortable with low of 17°C and and high up to 25°C.
You can expect about 3 to 8 days of rain in Gyeongju during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Gyeongju in September 2025.
If you’re planning to visit Gyeongju in the near future, we highly recommend that you review the 14 day weather forecast for Gyeongju before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 4° / -4° | 3 | 26 | 2 | 26 mm | Awful | Gyeongju in January |
| February | 7° / -1° | 4 | 21 | 3 | 41 mm | Bad | Gyeongju in February |
| March | 12° / 3° | 5 | 25 | 1 | 69 mm | Ok | Gyeongju in March |
| April | 17° / 7° | 5 | 25 | 0 | 86 mm | Good | Gyeongju in April |
| May | 22° / 12° | 4 | 27 | 0 | 69 mm | Good | Gyeongju in May |
| June | 25° / 16° | 5 | 25 | 0 | 90 mm | Perfect | Gyeongju in June |
| July | 28° / 21° | 8 | 23 | 0 | 198 mm | Good | Gyeongju in July |
| August | 29° / 22° | 8 | 23 | 0 | 169 mm | Ok | Gyeongju in August |
| September | 25° / 17° | 6 | 24 | 0 | 156 mm | Perfect | Gyeongju in September |
| October | 20° / 11° | 3 | 28 | 0 | 84 mm | Good | Gyeongju in October |
| November | 14° / 5° | 2 | 28 | 0 | 40 mm | Good | Gyeongju in November |
| December | 6° / -1° | 3 | 27 | 1 | 30 mm | Bad | Gyeongju in December |