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Denmark

Køge weather & best time to visit

Sun, sea & sand

Køge at a glance

Best time
Jul – Aug
Warmest month
Jul · 22°
Warmest sea
Aug · 18.1°
Sunshine a year
1,840 h
Rain a year
685 mm
Climate
Maritime
Time zone
UTC+1 / UTC+2
Elevation
4 m

Climate in Køge

Køge has a maritime climate with moderate summers and cool, often grey winters. July is the warmest month with average highs of 22 °C, while January is the coolest at 4 °C. With around 1,840 hours of sunshine a year, Køge is moderately sunny; May is the sunniest month with 8.5 hours a day.

Holiday weather through the year

Best time to visit

Best time to visit Køge

The best time to visit Køge is from July to August. The sea stays too cool for a classic beach holiday: even in August it only reaches 18.1 °C. For sightseeing, day trips and hiking, conditions are most comfortable from May to June and from August to September. Rain is frequent in October and in December; the wettest month is August with 75 mm.

Køge through the seasons

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

Køge in spring

Mar – May

24

Poor

  • 7–16 °C by day
  • Sea 6 °C
  • 6.6 h of sun a day
  • 29 rainy days in all

Køge in summer

Jun – Aug

41

Fair

  • 20–22 °C by day
  • Sea 17 °C
  • 8.1 h of sun a day
  • 35 rainy days in all

Køge in autumn

Sep – Nov

13

Poor

  • 8–18 °C by day
  • Sea 12 °C
  • 3.7 h of sun a day
  • 34 rainy days in all

Køge in winter

Dec – Feb

9

Poor

  • 4–5 °C by day
  • Sea 4 °C
  • 1.7 h of sun a day
  • 34 rainy days in all

Which month for what?

Beach & swimming

No month

Sea from 21 °C, warm and mostly dry

Sightseeing & hiking

May – Jun, Aug – Sep

15–28 °C and not too much rain

Rainy months

Oct, Dec

Rainy season or more than 12 rainy days

Snow

Jan – Feb

Snow on 2 or more days

Find your perfect month

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

Swimming in the sea
Sunshine
Little rain

Your best months: July – August

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

Your holiday weather, at a glance

Weather in October

Weather in October

9

Holiday weather in October

Poor

Best time to visit: July – August

Keep in mindFrequent rain

A typical day in October

  1. Morning, 08:00: about 8°
  2. Midday, 13:00: about 12°
  3. Afternoon, 16:00: about 13°
  4. Evening, 20:00: about 11°
  5. Night, 23:00: about 9°

07:3918:14

Cold evenings: bring a warm jacket.

Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.

Light for photos in October

Golden hour
Morning 07:16–08:30 · evening 17:24–18:37
Blue hour
Morning 07:02–07:16 · evening 18:37–18:51

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 Køge compared with home

Home:

Loading the climate at home …

Early or late October?

In October, daytime highs fall from about 15° at the start of the month to 10° at the end. The sea cools from 14° to 11°. The days get 2.2 h shorter.

Early or late October?
October1 Oct31 Oct
Daytime high15°10°
Night-time low9°6°
Sea14°11°
Daylight11.6 h9.5 h

What is the weather like in Køge in October?

In October, Køge is cool: daytime highs average 13 °C, and nights cool down to about 8 °C. The sea averages 12.3 °C – swimming is only for the hardy. The sun is scarce, with only about 3.6 hours a day. Rain is frequent, with about 13 rainy days and 69 mm in total. All in all, October is not an ideal month for a holiday in Køge.

More details for October

Daylight
10 h 35 min07:39 – 18:14
UV index
1 · lowclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
27 km/haverage daily peakAll months
Cloud cover
70 %on averageAll months
Hot days
0 days30 °C or more
Snow days
0 days1 cm or more of fresh snowAll months
Time zone
UTC+2offset from UTC

How the score comes together

  • Temperatureweight 35 %0 %
  • Seaweight 25 %0 %
  • Sunshineweight 20 %10 %
  • Few rainy daysweight 20 %36 %

Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.

What to pack in October

  • A jumper for the evenings
  • Rain jacket or umbrella

Compare two months in Køge

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

vs

July has the better holiday weather in Køge: score 45 against 9. In July, days are 9 °C warmer than in October. The sea is 5 °C warmer in July. July has one rainy day fewer. The sun shines 5 hours longer a day in July.

October vs July, Køge
MonthOctoberJuly
Holiday weather score945better
Daytime high13°22°
Night-time low8°14°
Sea12.3°17.2°
Sunshine3.6 h8.4 hbetter
Rainy days1312better
Rainfall69 mm74 mm
Muggy days0better1

Based on the climate averages 1996–2025.

Køge month by month

The typical weather for every month at a glance.

9January4° · Sea 3° · 1.6 h

In January, Køge is cold: daytime highs average 4 °C, and nights cool down to about 0 °C. The sea averages 3.4 °C – swimming is only for the hardy. The sun is scarce, with only about 1.6 hours a day. Precipitation falls on about 12 days, totalling 55 mm; on about 3 of them it snows. It is often windy: on a typical day the wind peaks at around 28 km/h. All in all, January is not an ideal month for a holiday in Køge.

Køge in January
11February4° · Sea 3° · 2.4 h

In February, Køge is cold: daytime highs average 4 °C, and nights cool down to about 0 °C. The sea averages 2.6 °C – swimming is only for the hardy. The sun is scarce, with only about 2.4 hours a day. Precipitation falls on about 10 days, totalling 45 mm; on about 3 of them it snows. All in all, February is not an ideal month for a holiday in Køge.

Køge in February
17March7° · Sea 3° · 4.4 h

In March, Køge is cold: daytime highs average 7 °C, and nights cool down to about 1 °C. The sea averages 3.3 °C – swimming is only for the hardy. Expect around 4.4 hours of sunshine a day. Rain is frequent, with about 9 rainy days and 43 mm in total. Snow falls on about 2 days. All in all, March is not an ideal month for a holiday in Køge.

Køge in March
26April12° · Sea 6° · 7.0 h

In April, Køge is cool: daytime highs average 12 °C, and nights cool down to about 4 °C. The sea averages 5.8 °C – swimming is only for the hardy. The sun shines for around 7.0 hours a day. Rain falls on about 9 days, adding up to 38 mm. All in all, April is not an ideal month for a holiday in Køge.

Køge in April
28May16° · Sea 10° · 8.5 h

In May, Køge is mild: daytime highs average 16 °C, and nights cool down to about 8 °C. The sea averages 10.1 °C – swimming is only for the hardy. The sun shines for around 8.5 hours a day. Rain is frequent, with about 11 rainy days and 56 mm in total. All in all, May is not an ideal month for a holiday in Køge.

Køge in May
32June20° · Sea 15° · 8.5 h

In June, Køge is mild: daytime highs average 20 °C, and nights cool down to about 12 °C. The sea averages 14.5 °C – swimming is only for the hardy. The sun shines for around 8.5 hours a day. Rain is frequent, with about 11 rainy days and 64 mm in total. All in all, June is not an ideal month for a holiday in Køge.

Køge in June
45July22° · Sea 17° · 8.4 h

In July, Køge is warm: daytime highs average 22 °C, and nights cool down to about 14 °C. The sea averages 17.2 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 8.4 hours a day. Rain is frequent, with about 12 rainy days and 74 mm in total. All in all, July is a so-so month for a holiday in Køge – and yet one of the best months here.

Køge in July
45August22° · Sea 18° · 7.4 h

In August, Køge is warm: daytime highs average 22 °C, and nights cool down to about 14 °C. The sea averages 18.1 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 7.4 hours a day. Rain is frequent, with about 12 rainy days and 75 mm in total. All in all, August is a so-so month for a holiday in Køge – and yet one of the best months here.

Køge in August
21September18° · Sea 16° · 5.7 h

In September, Køge is mild: daytime highs average 18 °C, and nights cool down to about 12 °C. The sea averages 15.9 °C – swimming is only for the hardy. Expect around 5.7 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 56 mm in total. All in all, September is not an ideal month for a holiday in Køge.

Køge in September
9October13° · Sea 12° · 3.6 h

In October, Køge is cool: daytime highs average 13 °C, and nights cool down to about 8 °C. The sea averages 12.3 °C – swimming is only for the hardy. The sun is scarce, with only about 3.6 hours a day. Rain is frequent, with about 13 rainy days and 69 mm in total. All in all, October is not an ideal month for a holiday in Køge.

Køge in October
9November8° · Sea 9° · 1.7 h

In November, Køge is cold: daytime highs average 8 °C, and nights cool down to about 4 °C. The sea averages 8.9 °C – swimming is only for the hardy. The sun is scarce, with only about 1.7 hours a day. Rain is frequent, with about 12 rainy days and 54 mm in total. All in all, November is not an ideal month for a holiday in Køge.

Køge in November
8December5° · Sea 6° · 1.2 h

In December, Køge is cold: daytime highs average 5 °C, and nights cool down to about 1 °C. The sea averages 5.5 °C – swimming is only for the hardy. The sun is scarce, with only about 1.2 hours a day. Rain is frequent, with about 12 rainy days and 57 mm in total. Snow falls on about 2 days. All in all, December is not an ideal month for a holiday in Køge.

Køge in December

Climate in detail

Climate through the year

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

Best time to visit

Nights and sleep in Køge

How warm the nights get in each month, from the mean night-time low. Tap a month for details.

  • Cold 0–8°
  • Cool 8–15°

CoolOctober: nights around 8°. A duvet at night and a jumper for the evening.

The coolest nights are in February (0°), the warmest in August (14°). Nights fall below 8 °C on average from November to April, so the room should be heated.

Temperatures through the year

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

OctoberDay 13°Night 8°Sea 12°
DayNightSea
MonthScoreDayNightSeaSunRain daysRain mm
JanuaryJan94°0°3.4°1.6 h1255
FebruaryFeb114°0°2.6°2.4 h1045
MarchMar177°1°3.3°4.4 h943
AprilApr2612°4°5.8°7.0 h938
MayMay2816°8°10.1°8.5 h1156
JuneJun3220°12°14.5°8.5 h1164
JulyJul4522°14°17.2°8.4 h1274
AugustAug4522°14°18.1°7.4 h1275
SeptemberSep2118°12°15.9°5.7 h1056
OctoberOct913°8°12.3°3.6 h1369
NovemberNov98°4°8.9°1.7 h1254
DecemberDec85°1°5.5°1.2 h1257

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

55.46° N, 12.18° E · 4 m · Europe/Copenhagen

Swimming calendar

Sea temperature in Køge

Monthly sea surface temperature with the range of cooler and warmer years.

Sea in October12.3°Ccold

8 in 10 years: 11.3 – 13.3 °C

Swimming season: Always below 20 °C

  • cold
  • fresh
  • refreshing
  • pleasant
  • warm
  • very warm
OctoberMean sea temperature 12.3°8 in 10 years 11.3° – 13.3°
20°
Mean sea temperature8 in 10 years20 °C – comfortable for swimming

The sea temperature in Køge ranges from 2.6 °C in February to 18.1 °C in August. Even at its warmest the sea stays below 20 °C, so swimming is bracing at best.

The sea warms up slowly: it is warmest in August, while the air already peaks in July. From November to December the sea is even warmer than the afternoon air. The sea temperature varies from year to year: in August, eight out of ten years were between 16.6 and 19.5 °C.

Sea temperature by month
MonthAverageCool yearWarm yearFeels
JanuaryJan3.4°2.0°4.7°cold
FebruaryFeb2.6°1.3°3.8°cold
MarchMar3.3°1.4°4.6°cold
AprilApr5.8°4.3°7.1°cold
MayMay10.1°8.9°11.6°cold
JuneJun14.5°13.0°16.0°cold
JulyJul17.2°15.1°19.3°fresh
AugustAug18.1°16.6°19.5°fresh
SeptemberSep15.9°14.4°17.3°cold
OctoberOct12.3°11.3°13.3°cold
NovemberNov8.9°8.0°10.2°cold
DecemberDec5.5°3.9°6.7°cold
Sunshine

Sunshine hours in Køge

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

Per year
1,840 hours
Sunniest month
May · 8.5 h a day
Least sunshine
Dec · 1.2 h a day
OctoberSunshine 3.6 hDaylight 10.6 hShare of daylight 34 %
SunshineDaylight

In October, the sun shines for about 3.6 of 10.6 hours of daylight in Køge, 34 % 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 in Køge: 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
685 mm on 133 days
Wettest month
Aug · 75 mm
Driest month
Apr · 38 mm
OctoberRainy days 13Rainfall 69 mm

In October, Køge has about 13 rainy days with 69 mm of rain in total.

Sun protection

UV index in Køge

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

Clear-sky UV in October
1 · lowLittle protection needed; sunglasses on bright days.

The sun is strongest in June (UV 7).

Minutes until sunburn in October

Very fair skin
about 95 min
Fair skin
over 2 h
Light brown skin
over 2 h
Olive skin
over 2 h

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 and clouds in Køge

How breezy and how cloudy Køge 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
25 km/h · moderate breeze
Windiest month
Jan · 28 km/h
Calmest month
Jul · 22 km/h
OctoberWind 27 km/hBeaufort 4
20
WindBeaufort 4

In October, the wind in Køge typically peaks at 27 km/h during the day: Beaufort 4, moderate breeze.

Breezy months for windsurfing and kiting

From Beaufort 4 (20 km/h) the daily breeze is usually enough for windsurfing and often for kiting, and here it is that strong all year.

Clouds

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

Year average
67 % · mostly cloudy
Clearest month
Apr · 57 %
Cloudiest month
Dec · 80 %
OctoberCloud cover 70 %Sunshine 3.6 h

In October, cloud covers on average 70 % of the sky over Køge: mostly cloudy, with about 3.6 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.

Snow

Snow in Køge

Snow is possible in Køge, but no month makes it likely: 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
11 days
Fresh snow a year
35 cm
Snow possible
Dec – Mar

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 Køge.

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 Køge

Weather for your travel dates

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

Køge 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.

Køge has its best school-holiday weather during the summer holidays (score 45) and its weakest during October half-term (score 9).

  • Easter holidays

    Mar – Apr

    23

    Poor

    • 10 °C by day
    • Sea 5 °C
    • 6.2 h of sun a day
    • 9 rainy days a month
  • May half-term

    May – Jun

    29

    Poor

    • 17 °C by day
    • Sea 11 °C
    • 8.5 h of sun a day
    • 11 rainy days a month

    Good for: Sightseeing & walks

  • Summer holidays

    Jul – Aug

    45

    FairBest holidays

    • 22 °C by day
    • Sea 18 °C
    • 7.8 h of sun a day
    • 12 rainy days a month
  • October half-term

    Oct

    9

    Poor

    • 13 °C by day
    • Sea 12 °C
    • 3.6 h of sun a day
    • 13 rainy days a month

    Keep in mind: Frequent rain

  • Christmas holidays

    Dec – Jan

    9

    Poor

    • 4 °C by day
    • Sea 4 °C
    • 1.4 h of sun a day
    • 12 rainy days a month

    Keep in mind: Frequent rain, Snow

Based on the climate averages 1996–2025.

Getting there

Flying from

Nonstop flight
about 1 h 40 min
Distance
940 km
Time zone
UTC+2
Jet lag
Hardly any (under 3 h)

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

Compare & alternatives

Compare

Køge compared

Put Køge side by side with another destination.

Nearby:
Compare with home:

Køge vs Roskilde

In October the holiday weather in Køge and Roskilde is about equally good (score 9 vs 12). During the day it is about as warm in Roskilde as in Køge. The sea is about equally warm.

Køge vs Roskilde, in October
in OctoberKøgeRoskilde
Holiday weather score912
Daytime high13°13°
Sea12°12°
Sunshine4 h4 h
Rainy days1312
Best timeJul – AugJul – Aug

Through the year

OctoberKøge 13°Roskilde 13°
KøgeRoskilde
Go to Roskilde
Ranking

Denmark in October: the best places

In October, Køge ranks 19 among the 31 nearest destinations in this country.

  1. Odense13°12°41
  2. 2Ringsted13°40
  3. 3Slagelse13°38
  4. 4Aarhus13°12°38
  5. 5Copenhagen12°12°34
  6. 6Hillerød13°34
  7. 7Roskilde13°12°12
  8. 8Nyborg13°12°12
  9. 19KøgeThis page13°12°9
All destinations: Denmark

Near Køge

Other destinations close by.

Places with a climate like Køge

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

  1. 91 % similar42RostockGermany13°13°Best time: May – Sep
  2. 91 % similar11WismarGermany13°13°Best time: Jul – Aug
  3. 90 % similar7HorsensDenmark13°12°Best time: Jul – Aug
  4. 89 % similar8AalborgDenmark13°12°Best time: Jul – Aug

Frequently asked questions about Køge

When is the best time to visit Køge?

The best time to visit Køge is from July to August. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.

How warm is the sea in Køge?

The sea temperature in Køge ranges from 2.6 °C in February to 18.1 °C in August. Even at its warmest the sea stays below 20 °C, so swimming is bracing at best.

Can you swim in Køge in October?

Only if you don't mind cold water: in October the sea averages just 12.3 °C. Comfortable swimming temperatures are not reached at any time of year.

What is the warmest month in Køge?

July is the warmest month, with average highs of 22 °C and nights around 14 °C. January is the coolest month at 4 °C.

When does it rain most in Køge?

Rain is frequent in October and in December; the wettest month is August with 75 mm. The driest month is April with 38 mm.

How many hours of sunshine does Køge get?

Køge gets around 1,840 hours of sunshine a year. The sunniest month is May with 8.5 hours a day; in December there are 1.2 hours a day.

What time zone is Køge in?

Køge is on UTC+1 in January and UTC+2 in July.

How long is the flight from London to Køge?

A nonstop flight from London to Køge takes about 1 h 40 min, for a straight-line distance of about 940 km.

Which school holidays are best for Køge?

Køge has its best school-holiday weather during the summer holidays (score 45) and its weakest during October half-term (score 9). Holiday ratings (0–100): Easter holidays 23, May half-term 29, summer holidays 45, October half-term 9, Christmas holidays 9.