The best times to visit Yeosu for ideal weather are
April 16th to July 15th
August 27th to November 11th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Yeosu Travel Guide
Other Yeosu Travel Info
Weather in Yeosu
Average temperatures in Yeosu vary drastically. Considering humidity, temperatures feel nice most of the year, excluding some cold weeks in the winter, with a fair chance of precipitation about half of the year. The area is somewhat temperate — in the 43rd percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Yeosu, the hottest months are August, July, and then September. See average monthly temperatures below. The warmest time of year is generally early August where highs are regularly around 84.7°F (29.3°C) with temperatures rarely dropping below 75.8°F (24.3°C) at night.
Yeosu Temperatures (Fahrenheit)
Yeosu Temperatures (Celsius)
The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.
Yeosu Perceived Temperature (F)
Yeosu Perceived Temperature (C)
Average Yeosu Temperatures by Month
Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.
|Month||Avg. High (°F)||Avg. Mean (°F)||Avg. Low (°F)|
|Month||Avg. High (°C)||Avg. Mean (°C)||Avg. Low (°C)|
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Yeosu are January, December, and then October. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early January. For example, on the week of January 1st there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early July with an average of 3 days of significant precipitation the week of July 2nd.
When can you find snow in Yeosu? Weather stations report a bit of annual snow likely to be deepest around December, especially close to late December. The best time to ski (if at all) in Yeosu is often around around January 15th when fresh powder is deepest. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.
Chance of Precipitation
The graph below shows the % chance of rainy and snowy days in Yeosu.
Snow on the Ground
The graph below shows the average snow on the ground in Yeosu (in).
Average Rain and Snow by Month
|Month||Daily Chance of Rain||Average Snow Depth (in)||Total Precipitation (in)|
|Month||Daily Chance of Rain||Average Snow Depth (cm)||Total Precipitation (cm)|
Humidity and Wind
Yeosu has some very humid months, and slightly dry months in the opposite season. The least humid month is January (37.3% relative humidity), and the most humid month is July (80.3%).
Wind in Yeosu is usually moderate. The windiest month is December, followed by January and March. December’s average wind speed of around 9.2 knots (10.6 MPH or 17.1 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early March where average top sustained speeds reach 15.9 knots, which is considered a moderate breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Yeosu.
The graph below shows wind speed (max and average) in knots.
Average Wind Speeds
Show Wind Speeds
All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.
|Month||Avg. Wind||Avg. Wind Feel||Sustained High Wind||High Wind Feel|
|Jan||9.2||Gentle breeze||14.9||Significant breeze|
|Feb||8.8||Gentle breeze||14.4||Significant breeze|
|Mar||8.8||Gentle breeze||14.7||Significant breeze|
|Apr||7.9||Gentle breeze||13.6||Significant breeze|
|May||6.7||Light breeze||11.9||Significant breeze|
|Jun||5.9||Light breeze||10.1||Gentle breeze|
|Jul||7||Gentle breeze||11.8||Significant breeze|
|Aug||7.2||Gentle breeze||11.9||Significant breeze|
|Sep||7.3||Gentle breeze||12.1||Significant breeze|
|Oct||7.5||Gentle breeze||12.6||Significant breeze|
|Nov||8||Gentle breeze||13.2||Significant breeze|
|Dec||9.2||Gentle breeze||15.1||Significant breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Yeosu?
Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for South Korea; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Oct 03, 2019.
The Busiest and Least Crowded Months
The busiest month for tourism in Yeosu, South Korea is January, followed by May and April. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Yeosu in December. Those willing to visit at these times will likely find it the least expensive month.
Estimated Tourism by Month
Most Popular Months to Visit
Overall Yeosu Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel moderate. Highs range from 73.1°F (22.8°C) and 49.8°F (9.9°C) with warmer temperatures in the later months. Rain is somewhat common with 6 to 7 days of significant precipitation per month. Spring is the busiest for tourism, which makes it a good time for those looking for things to do.
Summer (June through August)
The middle-year months have very comfortable weather with high temperatures that are comfortable. These months see the most precipitation with 7 to 10 days of precipitation per month. June – August is fairly slow season for tourism in Yeosu, so lodging and other accommodations may cost slightly less.
Fall (September through November)
Fall daily highs range from 79.5°F (26.4°C) and 53.3°F (11.8°C), which will feel comfortable given the humidity and wind. It rains or snows a significant amount: 3 to 6 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.
Winter (December through February)
Weather is too cold this time of year in Yeosu to be enjoyable for warm weather travelers. The average high during this season is between 50.1°F (10.1°C) and 41.6°F (5.3°C). On average, it rains or snows a smalll amount: 2 to 3 times per month. These times of year are the second busiest with tourists.