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North Korea

Hamhung weather & best time to visit

City break

Hamhung at a glance

Best time
Apr – Jun, Sep – Oct
Warmest month
Aug · 28°
Sunshine a year
2,380 h
Rain a year
1,136 mm
Climate
Continental
Time zone
UTC+9
Elevation
16 m

Climate in Hamhung

Hamhung has warm to hot summers and cold winters with occasional snow. August is the warmest month with average highs of 28 °C, while January is the coolest at 1 °C. With around 2,380 hours of sunshine a year, Hamhung is sunny; May is the sunniest month with 7.7 hours a day.

Holiday weather through the year

Best time to visit

Best time to visit Hamhung

The best time to visit Hamhung is from April to June and from September to October. In September and October, though, the typhoon season is at its peak: check the forecast before you go. For sightseeing, day trips and hiking, conditions are most comfortable from April to June and from September to October. Rain is frequent from July to August; the wettest month is August with 237 mm.

Hamhung through the seasons

How the weather changes over the seasons, with averages for each.

Hamhung in spring

Mar – May

69

Good

  • 9–21 °C by day
  • 7.5 h of sun a day
  • 21 rainy days in all

Hamhung in summer

Jun – Aug

69

Good

  • 25–28 °C by day
  • 6.1 h of sun a day
  • 39 rainy days in all

Hamhung in autumn

Sep – Nov

68

Good

  • 10–24 °C by day
  • 6.2 h of sun a day
  • 26 rainy days in all

Hamhung in winter

Dec – Feb

39

Poor

  • 1–3 °C by day
  • 6.2 h of sun a day
  • 15 rainy days in all

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

Rainy season or more than 12 rainy days

Snow

Dec – Mar

Snow on 2 or more days

Find your perfect month

Tell us what you like and we rate every month in Hamhung for you.

Sunshine
Little rain

Your best months: May – June, September

Based on the climate averages; tap a month to see its details.

Your holiday weather, at a glance

Weather in October

Weather in October

83

Holiday weather in October

Excellent

Best time to visit: April – June, September – October

October is the peak of the typhoon season Hurricane season

Good forSightseeing & walks

Keep in mindStorm season

A typical day in October

  1. Morning, 08:00: about 10°
  2. Midday, 13:00: about 18°
  3. Afternoon, 16:00: about 17°
  4. Evening, 20:00: about 12°
  5. Night, 23:00: about 10°

06:3917:52

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 06:22–07:15 · evening 17:16–18:09
Blue hour
Morning 06:12–06:22 · evening 18:09–18:19

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.

October in Hamhung compared with home

Home:

Loading the climate at home …

Early or late October?

In October, daytime highs fall from about 21° at the start of the month to 14° at the end. The days get 1.2 h shorter.

Early or late October?
October1 Oct31 Oct
Daytime high21°14°
Night-time low10°4°
Daylight11.8 h10.6 h

What is the weather like in Hamhung in October?

In October, Hamhung is mild: daytime highs average 18 °C, and nights cool down to about 7 °C. The sun shines for around 6.6 hours a day. Rain falls on about 8 days, adding up to 77 mm. All in all, October is an excellent month for a holiday in Hamhung.

More details for October

Daylight
11 h 13 min06:39 – 17:52
UV index
4 · moderateclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
18 km/haverage daily peakAll months
Cloud cover
45 %on averageAll months
Hot days
0 days30 °C or moreAll months
Snow days
0 days1 cm or more of fresh snowAll months
Time zone
UTC+9offset from UTC

How the score comes together

  • Temperatureweight 50 %99 %
  • Sunshineweight 20 %60 %
  • Few rainy daysweight 30 %71 %

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
  • Rain jacket or umbrella

Compare two months in Hamhung

Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.

vs

October and May bring similar holiday weather to Hamhung (score 83 and 87). In May, days are 3 °C warmer than in October. The sun shines an hour longer a day in May.

October vs May, Hamhung
MonthOctoberMay
Holiday weather score8387
Daytime high18°21°
Night-time low7°10°
Sunshine6.6 h7.7 hbetter
Rainy days88
Rainfall77 mmbetter91 mm

Based on the climate averages 1996–2025.

Hamhung month by month

The typical weather for every month at a glance.

38January1° · 6.1 h

In January, Hamhung is bitterly cold: daytime highs average 1 °C, and nights often drop below freezing (−11 °C). Expect around 6.1 hours of sunshine a day. Precipitation falls on about 5 days, totalling 30 mm; on about 4 of them it snows. All in all, January is not an ideal month for a holiday in Hamhung.

Hamhung in January
40February3° · 6.8 h

In February, Hamhung is bitterly cold: daytime highs average 3 °C, and nights often drop below freezing (−9 °C). The sun shines for around 6.8 hours a day. Precipitation falls on about 5 days, totalling 29 mm; on about 4 of them it snows. All in all, February is a so-so month for a holiday in Hamhung.

Hamhung in February
42March9° · 7.2 h

In March, Hamhung is cold: daytime highs average 9 °C, and nights often drop below freezing (−3 °C). The sun shines for around 7.2 hours a day. Rain falls on about 6 days, adding up to 38 mm. Snow falls on about 3 days. All in all, March is a so-so month for a holiday in Hamhung.

Hamhung in March
79April16° · 7.6 h

In April, Hamhung is cool: daytime highs average 16 °C, and nights cool down to about 4 °C. The sun shines for around 7.6 hours a day. Rain falls on about 6 days, adding up to 59 mm. All in all, April is a good month for a holiday in Hamhung.

Hamhung in April
87May21° · 7.7 h

In May, Hamhung is warm: daytime highs average 21 °C, and nights cool down to about 10 °C. The sun shines for around 7.7 hours a day. Rain falls on about 8 days, adding up to 91 mm. All in all, May is an excellent month for a holiday in Hamhung.

Hamhung in May
81June25° · 6.9 h

In June, Hamhung is warm: daytime highs average 25 °C, and nights cool down to about 15 °C. The sun shines for around 6.9 hours a day. Rain is frequent, with about 9 rainy days and 105 mm in total. All in all, June is an excellent month for a holiday in Hamhung.

Hamhung in June
64July27° · 5.6 h

In July, Hamhung is hot: daytime highs average 27 °C, and nights cool down to about 19 °C. Expect around 5.6 hours of sunshine a day. It rains often – on about 15 days, adding up to 229 mm. On about 8 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, July is a good month for a holiday in Hamhung.

Hamhung in July
62August28° · 5.8 h

In August, Hamhung is hot: daytime highs average 28 °C, and even at night it stays warm at around 20 °C. Expect around 5.8 hours of sunshine a day. It rains often – on about 15 days, adding up to 237 mm. On about 7 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, August is a good month for a holiday in Hamhung.

Hamhung in August
80September24° · 6.5 h

In September, Hamhung is warm: daytime highs average 24 °C, and nights cool down to about 14 °C. The sun shines for around 6.5 hours a day. Rain is frequent, with about 9 rainy days and 136 mm in total. All in all, September is an excellent month for a holiday in Hamhung.

Hamhung in September
83October18° · 6.6 h

In October, Hamhung is mild: daytime highs average 18 °C, and nights cool down to about 7 °C. The sun shines for around 6.6 hours a day. Rain falls on about 8 days, adding up to 77 mm. All in all, October is an excellent month for a holiday in Hamhung.

Hamhung in October
40November10° · 5.6 h

In November, Hamhung is cool: daytime highs average 10 °C, and nights cool down to about 0 °C. Expect around 5.6 hours of sunshine a day. Rain falls on about 8 days, adding up to 74 mm. All in all, November is a so-so month for a holiday in Hamhung.

Hamhung in November
38December3° · 5.8 h

In December, Hamhung is bitterly cold: daytime highs average 3 °C, and nights often drop below freezing (−8 °C). Expect around 5.8 hours of sunshine a day. Precipitation falls on about 5 days, totalling 32 mm; on about 3 of them it snows. All in all, December is not an ideal month for a holiday in Hamhung.

Hamhung in December

Climate in detail

Year & climate table

Climate through the year

Long-term monthly averages. Tap a month to see its details.

Best time to visit

Nights and sleep in Hamhung

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 (15+ muggy days)

ColdOctober: nights around 7°. The room should be heated.

The coolest nights are in January (−11°), the warmest in August (20°). Tropical nights of 20 °C and more are the rule in August; then air conditioning or a fan helps you sleep. Nights are pleasant for sleeping (15 to 20 °C) from June to July. Nights fall below 8 °C on average from October to April, so the room should be heated. It is muggy (dew point 18 °C or more) on about 57 days a year, mostly from July to August.

Temperatures through the year

Average daytime high, night-time low and sea temperature per month.

OctoberDay 18°Night 7°
DayNight
MonthScoreDayNightSunRain daysRain mm
JanuaryJan381°−11°6.1 h530
FebruaryFeb403°−9°6.8 h529
MarchMar429°−3°7.2 h638
AprilApr7916°4°7.6 h659
MayMay8721°10°7.7 h891
JuneJun8125°15°6.9 h9105
JulyJul6427°19°5.6 h15229
AugustAug6228°20°5.8 h15237
SeptemberSep8024°14°6.5 h9136
OctoberOct8318°7°6.6 h877
NovemberNov4010°0°5.6 h874
DecemberDec383°−8°5.8 h532

Climate averages 1996–2025 (sunshine partly WMO station normals 1991–2020), 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

39.92° N, 127.54° E · 16 m · Asia/Pyongyang

Sunshine
Sunshine

Sunshine hours in Hamhung

Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.

Per year
2,380 hours
Sunniest month
May · 7.7 h a day
Least sunshine
Jul · 5.6 h a day
OctoberSunshine 6.6 hDaylight 11.2 hShare of daylight 59 %
SunshineDaylight

In October, the sun shines for about 6.6 of 11.2 hours of daylight in Hamhung, 59 % of the daylight hours.

Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.

Rain
Rain

Rain in Hamhung: 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.

Per year
1,136 mm on 100 days
Wettest month
Aug · 237 mm
Driest month
Feb · 29 mm
OctoberRainy days 8Rainfall 77 mm

In October, Hamhung has about 8 rainy days with 77 mm of rain in total.

UV index
Sun protection

UV index in Hamhung

How strong the sun is at noon, month by month, and how quickly unprotected skin burns.

Clear-sky UV in October
4 · 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 35 min
Fair skin
about 40 min
Light brown skin
about 55 min
Olive skin
about 75 min

Rough guide for unprotected skin at noon under a clear sky; clouds lengthen the time, 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.

Wind & clouds
Wind & clouds

Wind and clouds in Hamhung

How breezy and how cloudy Hamhung 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.

Year average
18 km/h · gentle breeze
Windiest month
Dec · 20 km/h
Calmest month
Sep · 15 km/h
OctoberWind 18 km/hBeaufort 3

In October, the wind in Hamhung typically peaks at 18 km/h during the day: Beaufort 3, gentle breeze.

Clouds

Average share of the sky covered by cloud, day and night.

Year average
50 % · variable cloud
Clearest month
Dec · 35 %
Cloudiest month
Jul · 69 %
OctoberCloud cover 45 %Sunshine 6.6 h

In October, cloud covers on average 45 % of the sky over Hamhung: mostly sunny, 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 & humidity
Heat & humidity

Heat and humidity in Hamhung

How often the day gets hot in Hamhung (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.

Hot days a year
17 days
Hottest month
Aug · 28 °C
Hot months
none

Heat calendar

  • pleasant
  • some hot or muggy days
  • often muggy
  • often hot
  • hot and muggy
OctoberHot days (30 °C+) 0Daytime high 18 °C

In October, Hamhung has about 0 hot days, with an average daytime high of 18 °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

Snow
Snow

Snow in Hamhung

When Hamhung is likely to be white: the chance of seeing snow during a week's stay, the days with fresh snow and how much falls. Tap a month to select it.

Snow days a year
16 days
Fresh snow a year
69 cm
Snowy months
Jan – Feb

Snow calendar

  • hardly any
  • possible
  • likely
  • very likely
OctoberDays with fresh snow 0Fresh snow 0 cmChance of snow 0 / 100

In October, it hardly ever snows in Hamhung.

Snow days bring at least 1 cm of fresh snow. Fresh snow comes from ERA5 snowfall (1996–2025) at the height of the place, not on the slopes above it; the snow chance also weighs whether the snow settles. An estimate from climate averages, not a snow report.

Planning a trip to Hamhung

Weather for your travel dates

Pick your arrival and length of stay, and we sum up the weather to expect.

Hamhung 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.

Hamhung has its best school-holiday weather during May half-term (score 86) and its weakest during the Christmas holidays (score 38).

  • Easter holidays

    Mar – Apr

    68

    Good

    • 14 °C by day
    • 7.5 h of sun a day
    • 6 rainy days a month

    Keep in mind: Snow

  • May half-term

    May – Jun

    86

    ExcellentBest holidays

    • 22 °C by day
    • 7.5 h of sun a day
    • 8 rainy days a month

    Good for: Sightseeing & walks

  • Summer holidays

    Jul – Aug

    63

    Good

    • 27 °C by day
    • 5.7 h of sun a day
    • 15 rainy days a month

    Keep in mind: Frequent rain, Storm season

  • October half-term

    Oct

    83

    Excellent

    • 18 °C by day
    • 6.6 h of sun a day
    • 8 rainy days a month

    Good for: Sightseeing & walks

    Keep in mind: Storm season

  • Christmas holidays

    Dec – Jan

    38

    Poor

    • 2 °C by day
    • 5.9 h of sun a day
    • 5 rainy days a month

    Keep in mind: Snow

Based on the climate averages 1996–2025.

Getting there

Flying from

Nonstop flight
about 10 h 55 min
Distance
8,670 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.

Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.

Good to know: North Korea

Currency
North Korean Won (KPW)
Language
Korean
Sockets
Type A, C, F · 110 V
Traffic
Drives on the right
Dialling code
+850

UK plugs need a travel adapter

Only 110 V: chargers marked 100–240 V work, other devices need a voltage converter.

Sources: GeoNames (CC BY 4.0) and Wikidata (CC0). Please check details before you travel.

Storm season

Hamhung 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.

  1. January
  2. February
  3. March
  4. April
  5. May
  6. June: Season
  7. July: Season
  8. August: Peak
  9. September: Peak
  10. October: Peak
  11. November: Season
  12. December

Official season dates of the regional warning centres (NOAA, JMA, IMD, Météo-France, BoM, Fiji Meteorological Service); not a forecast.

Compare & alternatives

Compare with another place
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Hamhung compared

Put Hamhung side by side with another destination.

Nearby:
Compare with home:

Hamhung vs Wonsan

In October the holiday weather in Hamhung and Wonsan is about equally good (score 83 vs 83). During the day Wonsan is 1 °C warmer than Hamhung. Wonsan gets one hour less sunshine a day.

Hamhung vs Wonsan, in October
in OctoberHamhungWonsan
Holiday weather score8383
Daytime high18°19°
Seano sea nearby18°
Sunshine7 h6 h
Rainy days88
Best timeApr – Jun, Sep – OctApr – Jun, Sep – Oct

Through the year

OctoberHamhung 18°Wonsan 19°
HamhungWonsan
Go to Wonsan
Best places in the country
Ranking

North Korea in October: the best places

In October, Hamhung ranks 4 of 6 destinations in this country.

  1. Kaesong20°89
  2. 2Pyongyang19°88
  3. 3Nampo20°19°88
  4. 4HamhungThis page18°83
  5. 5Wonsan19°18°83
  6. 6Chongjin16°16°79
All destinations: North Korea
Places nearby

Near Hamhung

Other destinations close by.

Places with a similar climate

Places with a climate like Hamhung

Destinations whose weather through the year is closest to Hamhung's – good alternatives.

  1. 77 % similar88PyongyangNorth Korea19°Best time: Apr – May, Sep – Oct
  2. 77 % similar89KaesongNorth Korea20°Best time: Apr – Jun, Sep – Oct
  3. 74 % similar85ChuncheonSouth Korea20°Best time: Apr – Jun, Sep – Oct
  4. 73 % similar85PyeongchangSouth Korea20°Best time: Apr – Jun, Sep – Oct

Frequently asked questions about Hamhung

When is the best time to visit Hamhung?

The best time to visit Hamhung 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 Hamhung?

August is the warmest month, with average highs of 28 °C and nights around 20 °C. January is the coolest month at 1 °C.

When does it rain most in Hamhung?

Rain is frequent from July to August; the wettest month is August with 237 mm. The driest month is February with 29 mm.

How many hours of sunshine does Hamhung get?

Hamhung gets around 2,380 hours of sunshine a year. The sunniest month is May with 7.7 hours a day; in July there are 5.6 hours a day.

What time zone is Hamhung in?

Hamhung is on UTC+9 all year.

How long is the flight from London to Hamhung?

A nonstop flight from London to Hamhung takes about 10 h 55 min, for a straight-line distance of about 8,670 km.

When is typhoon season in Hamhung?

Hamhung 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 Hamhung?

Hamhung has its best school-holiday weather during May half-term (score 86) and its weakest during the Christmas holidays (score 38). Holiday ratings (0–100): Easter holidays 68, May half-term 86, summer holidays 63, October half-term 83, Christmas holidays 38.