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Weather & Climate
Jeju City, Jeju, South Korea
Overview
Available climate summaries for Jeju City. Origins and reference periods are unverified; stored values may include AI estimates. Treat these as estimates until independently verified.
Key Metrics
Annual Avg
16.2°C
Summer Avg
24.1°C
Winter Avg
8.3°C
Record High
31.1°C
Record Low
-1.8°C
Annual Precipitation
1579.7 mm
Avg Humidity
80%
Summer Humidity
88%
Winter Humidity
76%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 17.6° | 7.4° | -1.8° | 50.2 | 77% | 64 | 64.8 |
| Feb | 16.4° | 7.9° | 0.2° | 65 | 75% | 81 | 68.5 |
| Mar | 17.2° | 9.9° | 1.7° | 89.9 | 74% | 126 | 62.5 |
| Apr | 19.3° | 13.1° | 5.7° | 136.5 | 79% | 145 | 73.8 |
| May | 22.9° | 16.6° | 11.1° | 141.4 | 85% | 159 | 62 |
| Jun | 25.6° | 20.6° | 14.8° | 192 | 89% | 138 | 76.7 |
| Jul | 30° | 24.8° | 19.1° | 240.3 | 90% | 149 | 90.6 |
| Aug | 31.1° | 26.8° | 21.6° | 261.3 | 84% | 154 | 122.8 |
| Sep | 28.5° | 23.6° | 17.8° | 185.1 | 81% | 124 | 89.7 |
| Oct | 25.9° | 19.3° | 10.2° | 89.3 | 74% | 114 | 84.3 |
| Nov | 22.2° | 14.5° | 6.6° | 72.3 | 74% | 77 | 65.2 |
| Dec | 19.5° | 9.6° | 1.7° | 56.4 | 76% | 59 | 69.6 |
Data sources
Estimates and unverified origins
Oyster List climate data - Climate origins are unverified. Available methods include historical APIs and AI estimates; stored rows do not identify the original dataset, reference period, or model for each value. Treat these summaries as estimates until independently verified. Record updated 2026-03-22.
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