AI-generatedDaejeon at a glance
- Best time
- Apr – Jun, Sep – Oct
- Warmest month
- Aug · 30°
- Sunshine a year
- 2,250 h
- Rain a year
- 1,163 mm
- Climate
- Continental
- Time zone
- UTC+9
- Elevation
- 58 m
Climate in Daejeon
Daejeon has warm to hot summers and cold winters with occasional snow. August is the warmest month with average highs of 30 °C, while January is the coolest at 3 °C. With around 2,250 hours of sunshine a year, Daejeon is sunny; May is the sunniest month with 7.7 hours a day.
Holiday weather through the year
Weather in October
Holiday weather in October
Excellent
Best time to visit: April – June, September – October
October is the peak of the typhoon season
Good forSightseeing & walks
Keep in mindStorm season
A typical day in October
- Morning, 08:00: about 13°
- Midday, 13:00: about 19°
- Afternoon, 16:00: about 19°
- Evening, 20:00: about 15°
- Night, 23:00: about 13°
06:3617:56
Cool evenings: pack a jumper or a jacket.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 06:20–07:11 · evening 17:21–18:12
- Blue hour
- Morning 06:10–06:20 · evening 18:12–18:22
Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.
What is the weather like in Daejeon in October?
In October, Daejeon is mild: daytime highs average 20 °C, and nights cool down to about 10 °C. The sun shines for around 7 hours a day. Rain falls on about 5 days, adding up to 63 mm. All in all, October is an excellent month for a holiday in Daejeon.
More details for October
- Daylight
- 11 h 20 min06:36 – 17:56
- UV index
- 5 · moderateclear sky, noon (estimate)All months
- Muggy days
- 1 daydew point 18 °C or moreAll months
- Wind
- 13 km/haverage daily peakAll months
- Cloud cover
- 48 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snow
- Time zone
- UTC+9Asia/Seoul
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %60 %
- Few rainy daysweight 30 %90 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Sunscreen
- A jumper for the evenings
Sunshine hours in Daejeon
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 6.6 of 11.3 hours of daylight in Daejeon, 58 % of the day.
Sunshine hours: measured at the weather station 3 km away, averages 1991–2020 (WMO climate normals). Daylight is the time from sunrise to sunset on the 15th of the month.
UV index in Daejeon
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 5 · moderateAround midday seek shade; use sunscreen, a hat and sunglasses.
The sun is strongest in June (UV 10).
Minutes until sunburn in October
- Very fair skin
- about 25 min
- Fair skin
- about 35 min
- Light brown skin
- about 50 min
- Olive skin
- about 60 min
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen it, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Rain in Daejeon: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Daejeon has about 5 rainy days with 63 mm of rain in total.
Wind and clouds in Daejeon
How breezy and how cloudy Daejeon is through the year. Tap a month to select it on the whole page.
Wind
Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.
In October, the wind in Daejeon typically peaks at 13 km/h during the day: Beaufort 3, light breeze.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 48 % of the sky over Daejeon: variable cloud, with about 6.6 hours of sunshine a day.
Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.
Heat and humidity in Daejeon
How often the day gets hot in Daejeon (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.
Heat calendar
- pleasant
- some hot or muggy days
- often muggy
- often hot
- hot and muggy
In October, Daejeon has about 0 hot days, with an average daytime high of 20 °C: pleasant. Heat plays no part this month.
Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Daejeon
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Frost below 0°
- Cold 0–8°
- Cool 8–15°
- Pleasant 15–20°
- Warm 20–24°
- muggy month (10+ muggy days)
CoolOctober: nights around 10°. A duvet at night and a jumper for the evening. Muggy on about 1 days (dew point 18 °C or more).
The coolest nights are in January (−5°), the warmest in August (23°). Tropical nights of 20 °C and more are the rule from July to August; then air conditioning or a fan helps you sleep. Nights are pleasant for sleeping (15 to 20 °C) in June and in September. Nights fall below 8 °C on average from November to April, so the room should be heated. It is muggy (dew point 18 °C or more) on about 77 days a year, mostly from July to August.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|
| JanuaryJan | 37 | 3° | −5° | 5.4 h | 4 | 22 |
| FebruaryFeb | 40 | 6° | −3° | 6.2 h | 4 | 29 |
| MarchMar | 56 | 12° | 1° | 6.7 h | 7 | 50 |
| AprilApr | 87 | 18° | 7° | 7.3 h | 7 | 79 |
| MayMay | 88 | 24° | 12° | 7.7 h | 8 | 88 |
| JuneJun | 76 | 28° | 18° | 6.6 h | 9 | 131 |
| JulyJul | 48 | 29° | 22° | 5.0 h | 17 | 267 |
| AugustAug | 49 | 30° | 23° | 5.7 h | 15 | 213 |
| SeptemberSep | 79 | 26° | 17° | 6.0 h | 9 | 156 |
| OctoberOct | 89 | 20° | 10° | 6.6 h | 5 | 63 |
| NovemberNov | 55 | 12° | 3° | 5.4 h | 6 | 42 |
| DecemberDec | 36 | 5° | −3° | 5.2 h | 4 | 24 |
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences
36.35° N, 127.38° E · 58 m · Asia/Seoul
Best time to visit Daejeon
The best time to visit Daejeon is from April to June and from September to October. For sightseeing, day trips and hiking, conditions are most comfortable from April to June and from September to October. Rain is most frequent from July to August; the wettest month is July with 267 mm.
Daejeon through the seasons
How the weather changes over the seasons, with averages for each.
Daejeon in spring
Mar – May
Good
- 12–24 °C by day
- 7 h of sun a day
- 22 rainy days in all
Daejeon in summer
Jun – Aug
Fair
- 28–30 °C by day
- 6 h of sun a day
- 41 rainy days in all
Daejeon in autumn
Sep – Nov
Good
- 12–26 °C by day
- 6 h of sun a day
- 20 rainy days in all
Daejeon in winter
Dec – Feb
Poor
- 3–6 °C by day
- 6 h of sun a day
- 13 rainy days in all
Find your perfect month
Tell us what you like and we rate every month in Daejeon for you.
Your best months: May
Based on the climate averages; tap a month to see its details.
Compare two months in Daejeon
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
October and May bring similar holiday weather to Daejeon (score 89 and 88). In May, days are 4 °C warmer than in October. May has 3 more rainy days. The sun shines an hour longer a day in May.
| Month | October | May |
|---|---|---|
| Weather score | 89 | 88 |
| Day high | 20° | 24° |
| Night low | 10° | 12° |
| Sunshine | 6.6 h | 7.7 hbetter |
| Rainy days | 5better | 8 |
| Rainfall | 63 mmbetter | 88 mm |
| Muggy days | 1 | 0better |
Based on the climate averages 1996–2025.
Which month for what?
Beach & swimming
No sea nearby
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
Apr – Jun, Sep – Oct
15–28 °C and not too much rain
Rainy months
Jul – Aug
12 or more rainy days
Daejeon month by month
The typical weather for every month at a glance.
37January3° · 5 h
In January, Daejeon is cold: daytime highs average 3 °C, and nights often drop below freezing (−5 °C). Expect around 5 hours of sunshine a day. Precipitation, often as snow, falls on about 4 days, totalling 22 mm. All in all, January is not an ideal month for a holiday in Daejeon.
Daejeon in January40February6° · 6 h
In February, Daejeon is cold: daytime highs average 6 °C, and nights often drop below freezing (−3 °C). Expect around 6 hours of sunshine a day. Rain is rare: about 4 days bring 29 mm in total. All in all, February is a so-so month for a holiday in Daejeon.
Daejeon in February56March12° · 7 h
In March, Daejeon is cool: daytime highs average 12 °C, and nights cool down to about 1 °C. The sun shines for around 7 hours a day. Rain falls on about 7 days, adding up to 50 mm. All in all, March is a so-so month for a holiday in Daejeon.
Daejeon in March87April18° · 7 h
In April, Daejeon is mild: daytime highs average 18 °C, and nights cool down to about 7 °C. The sun shines for around 7 hours a day. Rain falls on about 7 days, adding up to 79 mm. All in all, April is an excellent month for a holiday in Daejeon.
Daejeon in April88May24° · 8 h
In May, Daejeon is warm: daytime highs average 24 °C, and nights cool down to about 12 °C. The sun shines for around 8 hours a day. Rain falls on about 8 days, adding up to 88 mm. All in all, May is an excellent month for a holiday in Daejeon.
Daejeon in May76June28° · 7 h
In June, Daejeon is hot: daytime highs average 28 °C, and nights cool down to about 18 °C. The sun shines for around 7 hours a day. Rain falls on about 9 days, adding up to 131 mm. On about 7 days the thermometer climbs to 30 °C or more. All in all, June is a good month for a holiday in Daejeon.
Daejeon in June48July29° · 5 h
In July, Daejeon is hot: daytime highs average 29 °C, and even at night it stays warm at around 22 °C. Expect around 5 hours of sunshine a day. It rains often – on about 17 days, adding up to 267 mm. On about 11 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, July is a so-so month for a holiday in Daejeon.
Daejeon in July49August30° · 6 h
In August, Daejeon is hot: daytime highs average 30 °C, and even at night it stays warm at around 23 °C. Expect around 6 hours of sunshine a day. It rains often – on about 15 days, adding up to 213 mm. On about 14 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, August is a so-so month for a holiday in Daejeon.
Daejeon in August79September26° · 6 h
In September, Daejeon is warm: daytime highs average 26 °C, and nights cool down to about 17 °C. Expect around 6 hours of sunshine a day. Rain is frequent, with about 9 rainy days and 156 mm in total. All in all, September is a good month for a holiday in Daejeon.
Daejeon in September89October20° · 7 h
In October, Daejeon is mild: daytime highs average 20 °C, and nights cool down to about 10 °C. The sun shines for around 7 hours a day. Rain falls on about 5 days, adding up to 63 mm. All in all, October is an excellent month for a holiday in Daejeon.
Daejeon in October55November12° · 5 h
In November, Daejeon is cool: daytime highs average 12 °C, and nights cool down to about 3 °C. Expect around 5 hours of sunshine a day. Rain falls on about 6 days, adding up to 42 mm. All in all, November is a so-so month for a holiday in Daejeon.
Daejeon in November36December5° · 5 h
In December, Daejeon is cold: daytime highs average 5 °C, and nights often drop below freezing (−3 °C). Expect around 5 hours of sunshine a day. Rain is rare: about 4 days bring 24 mm in total. All in all, December is not an ideal month for a holiday in Daejeon.
Daejeon in DecemberDaejeon compared
Put Daejeon side by side with another destination.
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Daejeon vs. Daegu
In October the holiday weather in Daejeon and Daegu is about equally good (score 89 vs. 90). During the day it is about as warm in Daegu as in Daejeon.
| in October | Daejeon | Daegu |
|---|---|---|
| Holiday score | 89 | 90 |
| Daytime high | 20° | 20° |
| Sunshine | 7 h | 7 h |
| Rainy days | 5 | 5 |
| Best time | Apr – Jun, Sep – Oct | Apr – May, Sep – Oct |
Through the year
South Korea in October: the best places
In October, Daejeon ranks 4 of 9 destinations in this country.
- Daegu20°90
- 2Gwangju20°90
- 3Busan21°22°90
- 4DaejeonThis page20°89
- 5Seoul19°88
- 6Ulsan20°22°87
- 7Gyeongju20°85
- 8Jeju21°22°82
Planning a trip to Daejeon
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Daejeon in the school holidays
How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.
Daejeon has its best school-holiday weather during October half-term (score 89) and its weakest during the Christmas holidays (score 37).
- 78
Easter holidays
Mar – Apr
Good
- 16 °C by day
- 7.1 h of sun a day
- 7 rainy days a month
- 86
May half-term
May – Jun
Excellent
- 24 °C by day
- 7.5 h of sun a day
- 8 rainy days a month
Good for: Sightseeing & walks
- 49
Summer holidays
Jul – Aug
Fair
- 29 °C by day
- 5.5 h of sun a day
- 16 rainy days a month
Keep in mind: Frequent rain, Storm season
- 89
October half-term
Oct
ExcellentBest holidays
- 20 °C by day
- 6.6 h of sun a day
- 5 rainy days a month
Good for: Sightseeing & walks
Keep in mind: Storm season
- 37
Christmas holidays
Dec – Jan
Poor
- 4 °C by day
- 5.3 h of sun a day
- 4 rainy days a month
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 11 h 20 min
- Distance
- 9,010 km
- Time zone
- UTC+9
- Jet lag
- About 8 days (8 h east)
Rule of thumb for flying east: for a few days before, go to bed and get up a little earlier, and get plenty of morning light at your destination.
Most routes need a change of planes, which adds time.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Storm season
Daejeon lies in an area that Pacific typhoons can reach. The typhoon season runs from June to November, with most storms from August to October. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.
- January
- February
- March
- April
- May
- June: Season
- July: Season
- August: Peak
- September: Peak
- October: Peak
- November: Season
- December
Official season dates of the regional warning centres (NOAA, JMA, IMD, Météo-France, BoM); not a forecast.
Frequently asked questions about Daejeon
When is the best time to visit Daejeon?
The best time to visit Daejeon is from April to June and from September to October. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
What is the warmest month in Daejeon?
August is the warmest month, with average highs of 30 °C and nights around 23 °C. January is the coolest month at 3 °C.
When does it rain most in Daejeon?
Rain is most frequent from July to August; the wettest month is July with 267 mm. The driest month is January with 22 mm.
How many hours of sunshine does Daejeon get?
Daejeon gets around 2,250 hours of sunshine a year. The sunniest month is May with 7.7 hours a day; in July there are 5.0 hours a day.
What time zone is Daejeon in?
Daejeon uses the time zone Asia/Seoul, at UTC+9 all year.
How long is the flight from London to Daejeon?
A nonstop flight from London to Daejeon takes about 11 h 20 min, for a straight-line distance of about 9,010 km. Most routes need a change of planes, which adds time.
When is typhoon season in Daejeon?
Daejeon lies in an area that Pacific typhoons can reach. The typhoon season runs from June to November, with most storms from August to October. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.
Which school holidays are best for Daejeon?
Daejeon has its best school-holiday weather during October half-term (score 89) and its weakest during the Christmas holidays (score 37). Holiday ratings (0–100): Easter holidays 78, May half-term 86, Summer holidays 49, October half-term 89, Christmas holidays 37.
Near Daejeon
Other destinations close by.
Places with a climate like Daejeon
Destinations whose weather through the year is closest to Daejeon's – good alternatives.