Climate averages 1991–2020
Seogwipo weather
in May.
A warm, wet month: the 5th warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a warm month in Seogwipo: daytime highs average 22.0°C and nights cool to about 15.3°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 132 mm of rain on roughly 9 days, which makes May a wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 51 min on an average May day.
The nearest other city in this atlas is Jeju City (29 km away). In May its highs average 20.1°C, 1.9°C cooler than Seogwipo, with 109 mm of rain.
Among the 79 cities listed in South Korea, Seogwipo ranks joint 45th of 79 for the warmest May highs and joint 72nd of 79 for the driest May (rainfall, lowest first). The mean May high of those 79 cities is 21.9°C; Seogwipo is 0.1°C warmer than that mean.
From May to June, average highs rise by 3.1°C to 25.1°C, and monthly rainfall rises from 132 mm to 229 mm.
The annual picture
May 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
Seogwipo climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 8.1°C4.1°C | 4.1°C | 56 | 8.3 | 10.210 h |
| February | 9.4°C4.3°C | 4.3°C | 60 | 8.0 | 11.011 h |
| March | 13.0°C6.8°C | 6.8°C | 99 | 9.8 | 12.012 h |
| April | 17.7°C10.9°C | 10.9°C | 121 | 9.0 | 13.013 h |
| May, selected | 22.0°C15.3°C | 15.3°C | 132 | 9.3 | 13.914 h |
| June | 25.1°C19.6°C | 19.6°C | 229 | 13.0 | 14.314 h |
| July | 28.7°C24.3°C | 24.3°C | 227 | 15.9 | 14.114 h |
| August | 29.5°C25.3°C | 25.3°C | 225 | 17.1 | 13.413 h |
| September | 26.0°C21.8°C | 21.8°C | 183 | 12.4 | 12.412 h |
| October | 21.3°C16.7°C | 16.7°C | 86 | 6.5 | 11.411 h |
| November | 16.0°C11.3°C | 11.3°C | 65 | 7.8 | 10.510 h |
| December | 10.5°C6.2°C | 6.2°C | 55 | 8.1 | 10.010 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
May in nearby cities
- Jeju City in MaySouth Korea · 29 kmHigh 20.1°C · Low 15.5°C · 109 mm rain
- Mokpo in MaySouth Korea · 174 kmHigh 19.6°C · Low 12.7°C · 102 mm rain
- Muan in MaySouth Korea · 193 kmHigh 21.8°C · Low 12.4°C · 92 mm rain
- Yeosu in MaySouth Korea · 196 kmHigh 19.7°C · Low 14.4°C · 147 mm rain
- Suncheon in MaySouth Korea · 207 kmHigh 23.1°C · Low 13.5°C · 138 mm rain
- Masan in MaySouth Korea · 210 kmHigh 23.0°C · Low 12.0°C · 97 mm rain
- Kwangyang in MaySouth Korea · 214 kmHigh 22.6°C · Low 13.7°C · 138 mm rain
- Gwangju in MaySouth Korea · 214 kmHigh 23.0°C · Low 11.9°C · 99 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 Seogwipo) is explained once on the Seogwipo year overview and on the Sources, method and limits page.