Climate averages 1991–2020
Gyeongsan-si weather
in December.
A cold, fairly dry month: the 11th warmest and one of the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a cold month in Gyeongsan-si: daytime highs average 6.8°C and nights cool to about -1.6°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 22 mm of rain on roughly 3 days, which makes December a fairly dry month (one of the driest months of the year). Daylight, from sunrise to sunset, lasts about 9 h 47 min on an average December day.
The nearest other city in this atlas is Daegu (14 km away). In December its highs average 6.5°C, about as warm as Gyeongsan-si, with 22 mm of rain.
Among the 79 cities listed in South Korea, Gyeongsan-si ranks joint 25th of 79 for the warmest December highs and joint 3rd of 79 for the driest December (rainfall, lowest first). The mean December high of those 79 cities is 5.6°C; Gyeongsan-si is 1.2°C warmer than that mean.
From December to January, average highs fall by 1.8°C to 5.0°C, and monthly rainfall stays at 22 mm.
The annual picture
December in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Gyeongsan-si climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 5.0°C-3.1°C | -3.1°C | 22 | 3.3 | 10.010 h |
| February | 7.7°C-1.7°C | -1.7°C | 29 | 4.0 | 10.911 h |
| March | 12.8°C1.9°C | 1.9°C | 60 | 6.7 | 11.912 h |
| April | 19.1°C7.5°C | 7.5°C | 77 | 7.2 | 13.113 h |
| May | 24.4°C13.0°C | 13.0°C | 88 | 7.0 | 14.014 h |
| June | 28.0°C17.8°C | 17.8°C | 127 | 8.8 | 14.515 h |
| July | 29.4°C21.8°C | 21.8°C | 200 | 13.3 | 14.314 h |
| August | 30.0°C22.5°C | 22.5°C | 187 | 13.6 | 13.514 h |
| September | 25.5°C17.3°C | 17.3°C | 135 | 8.7 | 12.412 h |
| October | 20.4°C10.6°C | 10.6°C | 55 | 4.6 | 11.311 h |
| November | 13.5°C4.0°C | 4.0°C | 36 | 4.5 | 10.310 h |
| December, selected | 6.8°C-1.6°C | -1.6°C | 22 | 3.2 | 9.810 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
December in nearby cities
- Daegu in DecemberSouth Korea · 14 kmHigh 6.5°C · Low -1.7°C · 22 mm rain
- Changnyeong in DecemberSouth Korea · 38 kmHigh 7.2°C · Low -2.2°C · 22 mm rain
- Gyeongju in DecemberSouth Korea · 43 kmHigh 7.3°C · Low -1.2°C · 25 mm rain
- Gumi in DecemberSouth Korea · 48 kmHigh 5.8°C · Low -2.1°C · 22 mm rain
- Yangsan in DecemberSouth Korea · 60 kmHigh 8.4°C · Low 0.4°C · 28 mm rain
- Ungsang in DecemberSouth Korea · 61 kmHigh 7.8°C · Low 0.9°C · 27 mm rain
- Pohang in DecemberSouth Korea · 61 kmHigh 7.3°C · Low 0.5°C · 23 mm rain
- Ulsan in DecemberSouth Korea · 61 kmHigh 8.0°C · Low 0.8°C · 27 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Gyeongsan-si) is explained once on the Gyeongsan-si year overview and on the Sources, method and limits page.