The best times to visit Wonju for ideal weather are

April 30th to June 24th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 

 


Other Wonju Travel Info

Weather in Wonju

Temperature

Average temperatures in Wonju vary an incredible amount. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a fair chance of precipitation about half of the year. The area is less temperate than some — in the 28th 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 Wonju, the hottest months are August, July, and then June. See average monthly temperatures below. The warmest time of year is generally early August where highs are regularly around 90°F (32.2°C) with temperatures rarely dropping below 74°F (23.3°C) at night.

Wonju Temperatures (Fahrenheit)

Key
High
Average
Low

Wonju Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

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.

Wonju Perceived Temperature (F)

Key
High
Average
Low

Wonju Perceived Temperature (C)

Key
High
Average
Low

 

Average Wonju 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.

Show Fahrenheit

MonthAvg. High (°F)Avg. Mean (°F)Avg. Low (°F)
Jan35.525.715.3
Feb43.232.722
Mar5342.130.5
Apr65.453.640.9
May76.965.252.9
Jun83.873.363.2
Jul85.97870.9
Aug87.378.571
Sep79.26960
Oct68.956.845.5
Nov53.543.533.8
Dec38.329.420.2

Show Celsius

MonthAvg. High (°C)Avg. Mean (°C)Avg. Low (°C)
Jan1.9-3.5-9.3
Feb6.20.4-5.6
Mar11.75.6-0.8
Apr18.6124.9
May24.918.411.6
Jun28.822.917.3
Jul29.925.621.6
Aug30.725.821.7
Sep26.220.615.6
Oct20.513.87.5
Nov11.96.41
Dec3.5-1.4-6.6

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Wonju are January, February, and then December. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early to mid January. For example, on the week of January 8th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early to mid August with an average of 3 days of significant precipitation the week of August 6th.

When can you find snow in Wonju? Weather stations report moderate or seasonal snow likely to be deepest around January, especially close to early December. The best time to ski (if at all) in Wonju is often around around December 3rd 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 Wonju.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Wonju (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

MonthDaily Chance of RainAverage Snow Depth (in)Total Precipitation (in)
Jan7%1.50.7
Feb8%1.21.3
Mar19%1.12.4
Apr24%03.3
May19%03.2
Jun23%05.6
Jul41%017.6
Aug38%010.6
Sep24%07
Oct12%01.9
Nov17%0.62.1
Dec11%1.31.1

Show Centimeters

MonthDaily Chance of RainAverage Snow Depth (cm)Total Precipitation (cm)
Jan73.81.8
Feb833.3
Mar192.86.1
Apr2408.4
May1908.1
Jun23014.2
Jul41044.7
Aug38026.9
Sep24017.8
Oct1204.8
Nov171.55.3
Dec113.32.8

 

Humidity and Wind

Wonju has some slightly muggy months, with moderately humid months on the other side of the year. The least humid month is April (42.6% relative humidity), and the most humid month is July (68.7%).

Wind in Wonju is usually extremely calm. The windiest month is April, followed by March and May. April’s average wind speed of around 3.4 knots (4 MPH or 6.4 KPH) is considered “light air.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid April where average top sustained speeds reach 6.9 knots, which is considered a light breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Wonju.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

MonthAvg. WindAvg. Wind FeelSustained High WindHigh Wind Feel
Jan2.1Barely noticeable4.4Light breeze
Feb2.5Barely noticeable5Light breeze
Mar3.3Barely noticeable6.4Light breeze
Apr3.4Barely noticeable6.8Light breeze
May3.1Barely noticeable6.3Light breeze
Jun2.8Barely noticeable5.4Light breeze
Jul2.7Barely noticeable5.3Light breeze
Aug2.6Barely noticeable4.9Light breeze
Sep2.2Barely noticeable4.3Light breeze
Oct2Barely noticeable4.3Light breeze
Nov2.3Barely noticeable4.7Light breeze
Dec2.3Barely noticeable4.6Light breeze

Show Relative Humidity by Month

MonthAvg. Relative Humidity
Jan49%
Feb44.1%
Mar43.2%
Apr42.6%
May46.6%
Jun55%
Jul68.7%
Aug67.9%
Sep64.1%
Oct58.1%
Nov55.4%
Dec52.9%

 

Is it Safe to Travel to Wonju?

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 Wonju, 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 Wonju 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

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 73.7 in December means 73.7% of the tourists vs. January.

 

 

Overall Wonju Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 80.7°F (27.1°C) and 48.1°F (8.9°C) with far 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 quite warm. These months see the most precipitation with 7 to 13 days of precipitation per month. June – August is fairly slow season for tourism in Wonju, so lodging and other accommodations may cost slightly less.

Fall (September through November)

Fall daily highs range from 81.4°F (27.4°C) and 47.1°F (8.4°C), which will feel comfortable given the humidity and wind. It rains or snows a significant amount: 4 to 7 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 far too cold this time of year in Wonju to be enjoyable for warm weather travelers. The average high during this season is between 49°F (9.4°C) and 33.3°F (0.7°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.

 

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