Cool
Average highs are around 15°C, so pack for cooler days.
February verdict
Poor for holiday weather
Average highs are around 15°C, so pack for cooler days. Sunshine averages 0h per day, so this is not one of the brighter months. Rainfall averages 59mm, which is relatively low for holiday planning.
Monthly averages
Temp
15°C
Rain
59mm
Sun
0h
Sea
11°C
Weather score
26
Poor
Cool
Average highs are around 15°C, so pack for cooler days.
Drier
Rainfall averages 59mm, which is relatively low for holiday planning.
Limited sun
Sunshine averages 0h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 11°C, so the water can feel cool.
Map
Compare Ulleungdo, South Korea with nearby places by weather score, rain, sun, temperature, and swim conditions.
February15°C average high
February has some of the coolest average daytime highs of the year, so pack for fresher conditions.
Warmest monthsJuly to September
This stretch sets the upper range for average daytime heat.
February59mm average rain
February is one of Ulleungdo's driest months, making outdoor days easier to plan than in wetter parts of the year.
Driest monthsJanuary to June and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
February0 hours average sun
February is close to Ulleungdo's usual sunshine level, with limited seasonal swing across the year.
Brightest monthsAll year
Sunshine stays consistently strong through the year.
February11°C average sea
February is one of the coolest sea months, so the water may feel fresher than in peak months.
Warmest seaJuly to September
Sea temperatures are usually near 22°C in this stretch, so swimming comfort is at its strongest.
February26 weather score
February is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsJune to September
These months have the strongest weather score in the monthly averages.