Climate normals · 1970–2000
Seongnam-si Climate
Seongnam-si is a city in South Korea (13) with a population of about 914,832. Its average annual temperature is 11.6°C (53°F), with roughly 1312 mm of rain per year.
11.6°C
Avg Temp
1312
Precip (mm/yr)
Aug
Hottest Month
Jan
Coldest Month
Seongnam-si Climate
Seongnam-si has an average annual temperature of 11.6°C (53°F) and receives about 1312 mm of precipitation per year. The warmest month is August and the coldest is January. Figures are 1970–2000 climate normals.
11.6°C
Avg Temp
1312
Precip (mm/yr)
Aug
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -3° / 26° | 21 mm |
| February | -1° / 30° | 26 mm |
| March | 5° / 40° | 46 mm |
| April | 12° / 53° | 82 mm |
| May | 17° / 62° | 96 mm |
| June | 21° / 71° | 135 mm |
| July | 25° / 76° | 335 mm |
| August | 25° / 77° | 299 mm |
| September | 20° / 68° | 150 mm |
| October | 13° / 56° | 49 mm |
| November | 6° / 43° | 50 mm |
| December | 0° / 31° | 23 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Seongnam-si
The most comfortable months to visit Seongnam-si are typically June, September and May, when temperatures are mildest and rainfall is relatively low. The hottest month is August (around 29°C high). The coldest is January (near -8°C low). July is usually the wettest month.
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Other cities in South Korea
Frequently Asked Questions
The most comfortable months to visit Seongnam-si are typically June, September and May, when temperatures are mildest and rainfall is relatively low (1970–2000 climate normals).
Seongnam-si, South Korea has an average annual temperature of 11.6°C and about 1312 mm of precipitation per year. The warmest month is August and the coldest is January.
In August, the hottest month, daily highs in Seongnam-si average about 29°C (84°F).
Monthly climate normals (1970–2000) sampled from WorldClim 2.1 at ~9 km resolution. Humidity derived from vapor pressure. City coordinates and population from GeoNames.