The best times to visit Jangseong 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.
Jangseong Travel Guide
Other Jangseong Travel Info
Weather in Jangseong
Average temperatures in Jangseong vary drastically. 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 Jangseong, 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 90.8°F (32.7°C) with temperatures rarely dropping below 75.6°F (24.2°C) at night.
Jangseong Temperatures (Fahrenheit)
Jangseong 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.
Jangseong Perceived Temperature (F)
Jangseong Perceived Temperature (C)
Average Jangseong 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 Jangseong are October, February, and then June. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early June. For example, on the week of June 4th 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 Jangseong? Weather stations report a good amount of seasonal snow likely to be deepest around December, especially close to mid December. The best time to ski (if at all) in Jangseong is often around around December 17th 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 Jangseong.
Snow on the Ground
The graph below shows the average snow on the ground in Jangseong (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
Jangseong has some very humid months, with other moderately humid months on the other side of the year. The least humid month is March (47.9% relative humidity), and the most humid month is August (73.9%).
Wind in Jangseong is usually extremely calm. The windiest month is March, followed by April and July. March’s average wind speed of around 4.1 knots (4.8 MPH or 7.7 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late April where average top sustained speeds reach 8.6 knots, which is considered a gentle breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Jangseong.
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||3.2||Barely noticeable||6.6||Light breeze|
|Feb||3.5||Barely noticeable||6.8||Light breeze|
|Mar||4.1||Light breeze||7.8||Light breeze|
|Apr||4||Light breeze||8||Gentle breeze|
|May||3.6||Barely noticeable||7.1||Light breeze|
|Jun||3.2||Barely noticeable||6.5||Light breeze|
|Jul||3.8||Barely noticeable||6.6||Light breeze|
|Aug||3.2||Barely noticeable||6.3||Light breeze|
|Sep||2.8||Barely noticeable||6||Light breeze|
|Oct||2.8||Barely noticeable||6.3||Light breeze|
|Nov||3.3||Barely noticeable||6.8||Light breeze|
|Dec||3.5||Barely noticeable||6.8||Light breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Jangseong?
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 Jangseong, 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 Jangseong 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 Jangseong Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel moderately cold. Highs range from 80.1°F (26.7°C) and 49.5°F (9.7°C) with far warmer temperatures in the later months. Rain is somewhat common with 5 to 6 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 5 to 12 days of precipitation per month. June – August is fairly slow season for tourism in Jangseong, so lodging and other accommodations may cost slightly less.
Fall (September through November)
Fall daily highs range from 82.9°F (28.3°C) and 53.3°F (11.8°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 Jangseong to be enjoyable for warm weather travelers. The average high during this season is between 50°F (10°C) and 36.8°F (2.7°C). On average, it rains or snows a fair amount: 4 to 7 times per month. These times of year are the second busiest with tourists.