Yangyang weather by month & the best time to visit
South Korea · beach resort · humid subtropical climate
The best time to visit Yangyang is May — its sunniest month (Sunshine Score 75/100), with June close behind. Yangyang averages about 1,941 hours of sunshine a year. Daytime highs around 20°C / 68°F and roughly 80 mm of rain in May.
When is the best time to visit Yangyang?
For sunshine, the best time to visit Yangyang is May, then June. The dullest month is January (0/100, 31 mm of rain). The full month-by-month picture is in the table below.
How sunny is Yangyang?
Yangyang gets a moderate 1,941 hours of sunshine a year. 75 Sunshine Score points separate May (75) from January (0), so the month you pick matters. It ranks #10 of 14 destinations in South Korea for annual sunshine, below the national median of 1,959 hours. Rain has a clear season: the wettest stretch, around August, carries about 58% of the annual 1,426 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 0 | 3° / 37°F | -2° / 28°F | 31 mm | 1 | 7° / 45°F |
| February | 0 | 5° / 41°F | -1° / 30°F | 44 mm | 2 | 4° / 39°F |
| March | 7 | 9° / 48°F | 3° / 37°F | 49 mm | 3 | 8° / 46°F |
| April | 44 | 15° / 59°F | 8° / 46°F | 84 mm | 4 | 14° / 57°F |
| May | 75 | 20° / 68°F | 13° / 55°F | 80 mm | 5 | 17° / 63°F |
| June | 68 | 24° / 75°F | 18° / 64°F | 119 mm | 6 | 21° / 70°F |
| July | 62 | 26° / 79°F | 21° / 70°F | 345 mm | 6 | 24° / 75°F |
| August | 62 | 27° / 81°F | 23° / 73°F | 284 mm | 6 | 28° / 82°F |
| September | 62 | 23° / 73°F | 18° / 64°F | 196 mm | 5 | 25° / 77°F |
| October | 61 | 18° / 64°F | 13° / 55°F | 91 mm | 4 | 21° / 70°F |
| November | 26 | 12° / 54°F | 6° / 43°F | 70 mm | 2 | 17° / 63°F |
| December | 0 | 5° / 41°F | 0° / 32°F | 33 mm | 1 | 12° / 54°F |
Sea temperature in Yangyang by month
The sea off Yangyang is warmest in August at around 28°C / 82°F, and coolest in February at 4°C / 39°F. The water sits at a comfortable 21°C or warmer roughly 5 months a year. Month-by-month sea-surface temperatures are in the Sea column of the table above.
Nearest destinations
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Head-to-head
How Yangyang compares month by month: Yangyang vs Seoul · Yangyang vs Cheongju · Yangyang vs Daegu · all comparisons
Yangyang: questions and answers
What kind of destination is Yangyang?
Yangyang is a beach resort in South Korea with a humid subtropical climate — the sea reaches 28°C at its warmest and is swimmable (21°C+) about 5 months a year.
How many hours of sunshine does Yangyang get a year?
Yangyang gets about 1,941 hours of sunshine a year, at its best around May.
When is the best time to visit Yangyang?
The sunniest time to visit Yangyang is May, when the Sunshine Score peaks at 75/100 (with June close behind). Expect daytime highs around 20°C / 68°F.
What is the least sunny month in Yangyang?
January is the least sunny month in Yangyang, scoring 0/100 with about 31 mm of rain.
What is the sea temperature in Yangyang?
The sea in Yangyang ranges from about 4°C (February) to 28°C (August). Month-by-month sea temperatures are on this page.
How strong is the sun in Yangyang?
The typical midday UV index in Yangyang peaks around 6 (high) in June, easing to about 1 (low) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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