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Erdek weather & best time to visit

Sun, sea & sand

Erdek at a glance

Best time
Jun – Sep
Warmest month
Jul · 29°
Warmest sea
Aug · 25.1°
Sunshine a year
2,090 h
Rain a year
654 mm
Climate
Temperate
Time zone
UTC+3
Elevation
28 m

Climate in Erdek

Erdek has a temperate climate with warm summers and cool winters. July is the warmest month with average highs of 29 °C, while January is the coolest at 10 °C. With around 2,090 hours of sunshine a year, Erdek is moderately sunny; July is the sunniest month with 10.1 hours a day.

Holiday weather through the year

Best time to visit

Best time to visit Erdek

The best time to visit Erdek is from June to September. For a beach holiday – sea from 21 °C, warm and mostly dry – go from June to September. For sightseeing, day trips and hiking, conditions are most comfortable from April to June and from September to November. The wettest month is December with 95 mm of precipitation.

Erdek through the seasons

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

Erdek in spring

Mar – May

29

Poor

  • 14–23 °C by day
  • Sea 13 °C
  • 5.8 h of sun a day
  • 28 rainy days in all

Erdek in summer

Jun – Aug

97

Excellent

  • 27–29 °C by day
  • Sea 24 °C
  • 9.5 h of sun a day
  • 12 rainy days in all

Erdek in autumn

Sep – Nov

48

Fair

  • 16–26 °C by day
  • Sea 19 °C
  • 4.9 h of sun a day
  • 22 rainy days in all

Erdek in winter

Dec – Feb

10

Poor

  • 10–11 °C by day
  • Sea 10 °C
  • 2.6 h of sun a day
  • 35 rainy days in all

Which month for what?

Beach & swimming

Jun – Sep

Sea from 21 °C, warm and mostly dry

Sightseeing & hiking

Apr – Jun, Sep – Nov

15–28 °C and not too much rain

Snow

Jan – Feb

Snow on 2 or more days

Find your perfect month

Tell us what you like and we rate every month in Erdek 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

40

Holiday weather in October

Fair

Best time to visit: June – September

Good forSightseeing & walks

A typical day in October

  1. Morning, 08:00: about 14°
  2. Midday, 13:00: about 20°
  3. Afternoon, 16:00: about 21°
  4. Evening, 20:00: about 17°
  5. Night, 23:00: about 16°

07:1818:31

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 07:01–07:55 · evening 17:54–18:47
Blue hour
Morning 06:51–07:01 · evening 18:47–18:58

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 Erdek compared with home

Home:

Loading the climate at home …

Early or late October?

In October, daytime highs fall from about 23° at the start of the month to 18° at the end. The sea cools from 21° to 17°. The days get 1.2 h shorter.

Early or late October?
October1 Oct31 Oct
Daytime high23°18°
Night-time low15°10°
Sea21°17°
Daylight11.8 h10.6 h

What is the weather like in Erdek in October?

In October, Erdek is warm: daytime highs average 21 °C, and nights cool down to about 13 °C. The sea averages 19.4 °C – bracing, so a wetsuit helps for longer swims. Expect around 4.5 hours of sunshine a day. Rain falls on about 8 days, adding up to 64 mm. All in all, October is a so-so month for a holiday in Erdek.

More details for October

Daylight
11 h 12 min07:18 – 18:31
UV index
4 · moderateclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
17 km/haverage daily peakAll months
Cloud cover
52 %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+3offset from UTC

How the score comes together

  • Temperatureweight 35 %33 %
  • Seaweight 25 %34 %
  • Sunshineweight 20 %25 %
  • Few rainy daysweight 20 %74 %

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

What to pack in October

  • Wetsuit for longer swims
  • Sunscreen
  • A jumper for the evenings

Compare two months in Erdek

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 Erdek: score 100 against 40. In July, days are 8 °C warmer than in October. The sea is 5 °C warmer in July. July has 5 fewer rainy days. The sun shines 6 hours longer a day in July.

October vs July, Erdek
MonthOctoberJuly
Holiday weather score40100better
Daytime high21°29°
Night-time low13°21°
Sea19.4°24.7°
Sunshine4.5 h10.1 hbetter
Rainy days83better
Rainfall64 mm14 mmbetter
Muggy days0better13

Based on the climate averages 1996–2025.

Erdek month by month

The typical weather for every month at a glance.

9January10° · Sea 10° · 2.4 h

In January, Erdek is cold: daytime highs average 10 °C, and nights cool down to about 3 °C. The sea averages 9.8 °C – swimming is only for the hardy. The sun is scarce, with only about 2.4 hours a day. Rain is frequent, with about 12 rainy days and 87 mm in total. Snow falls on about 2 days. All in all, January is not an ideal month for a holiday in Erdek.

Erdek in January
11February11° · Sea 9° · 3.2 h

In February, Erdek is cool: daytime highs average 11 °C, and nights cool down to about 3 °C. The sea averages 8.9 °C – swimming is only for the hardy. The sun is scarce, with only about 3.2 hours a day. Rain is frequent, with about 11 rainy days and 80 mm in total. Snow falls on about 2 days. All in all, February is not an ideal month for a holiday in Erdek.

Erdek in February
13March14° · Sea 10° · 4.3 h

In March, Erdek is cool: daytime highs average 14 °C, and nights cool down to about 5 °C. The sea averages 9.7 °C – swimming is only for the hardy. Expect around 4.3 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 71 mm in total. All in all, March is not an ideal month for a holiday in Erdek.

Erdek in March
22April18° · Sea 13° · 5.8 h

In April, Erdek is mild: daytime highs average 18 °C, and nights cool down to about 8 °C. The sea averages 12.5 °C – swimming is only for the hardy. Expect around 5.8 hours of sunshine a day. Rain falls on about 9 days, adding up to 54 mm. All in all, April is not an ideal month for a holiday in Erdek.

Erdek in April
51May23° · Sea 17° · 7.4 h

In May, Erdek is warm: daytime highs average 23 °C, and nights cool down to about 13 °C. The sea averages 17.1 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 7.4 hours a day. Rain falls on about 7 days, adding up to 41 mm. All in all, May is a so-so month for a holiday in Erdek.

Erdek in May
91June27° · Sea 22° · 9.2 h

In June, Erdek is hot: daytime highs average 27 °C, and nights cool down to about 18 °C. The sea averages 22.1 °C – refreshing for a swim. With around 9.2 hours of sunshine a day, there is plenty of sun. Rain falls on about 5 days, adding up to 28 mm. On about 5 days the thermometer climbs to 30 °C or more. All in all, June is an excellent month for a holiday in Erdek.

Erdek in June
100July29° · Sea 25° · 10.1 h

In July, Erdek is hot: daytime highs average 29 °C, and even at night it stays warm at around 21 °C. The sea averages 24.7 °C – pleasant for swimming. With around 10.1 hours of sunshine a day, there is plenty of sun. Rain is rare: about 3 days bring 14 mm in total. On about 10 days the thermometer climbs to 30 °C or more. All in all, July is an excellent month for a holiday in Erdek.

Erdek in July
100August29° · Sea 25° · 9.1 h

In August, Erdek is hot: daytime highs average 29 °C, and even at night it stays warm at around 22 °C. The sea averages 25.1 °C – pleasant for swimming. With around 9.1 hours of sunshine a day, there is plenty of sun. Rain is rare: about 3 days bring 16 mm in total. On about 10 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, August is an excellent month for a holiday in Erdek.

Erdek in August
88September26° · Sea 23° · 7.2 h

In September, Erdek is warm: daytime highs average 26 °C, and nights cool down to about 17 °C. The sea averages 23.0 °C – pleasant for swimming. The sun shines for around 7.2 hours a day. Rain falls on about 6 days, adding up to 38 mm. All in all, September is an excellent month for a holiday in Erdek.

Erdek in September
40October21° · Sea 19° · 4.5 h

In October, Erdek is warm: daytime highs average 21 °C, and nights cool down to about 13 °C. The sea averages 19.4 °C – bracing, so a wetsuit helps for longer swims. Expect around 4.5 hours of sunshine a day. Rain falls on about 8 days, adding up to 64 mm. All in all, October is a so-so month for a holiday in Erdek.

Erdek in October
15November16° · Sea 16° · 3.1 h

In November, Erdek is cool: daytime highs average 16 °C, and nights cool down to about 8 °C. The sea averages 15.7 °C – swimming is only for the hardy. The sun is scarce, with only about 3.1 hours a day. Rain falls on about 8 days, adding up to 66 mm. All in all, November is not an ideal month for a holiday in Erdek.

Erdek in November
9December11° · Sea 12° · 2.2 h

In December, Erdek is cool: daytime highs average 11 °C, and nights cool down to about 4 °C. The sea averages 12.3 °C – swimming is only for the hardy. The sun is scarce, with only about 2.2 hours a day. Rain is frequent, with about 12 rainy days and 95 mm in total. All in all, December is not an ideal month for a holiday in Erdek.

Erdek in December
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 Erdek

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°
  • Pleasant 15–20°
  • Warm 20–24°
  • muggy month (15+ muggy days)

CoolOctober: nights around 13°. A duvet at night and a jumper for the evening.

The coolest nights are in January (3°), the warmest in August (22°). 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 December to March, so the room should be heated. It is muggy (dew point 18 °C or more) on about 39 days a year, mostly in August.

Temperatures through the year

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

OctoberDay 21°Night 13°Sea 19°
DayNightSea
MonthScoreDayNightSeaSunRain daysRain mm
JanuaryJan910°3°9.8°2.4 h1287
FebruaryFeb1111°3°8.9°3.2 h1180
MarchMar1314°5°9.7°4.3 h1271
AprilApr2218°8°12.5°5.8 h954
MayMay5123°13°17.1°7.4 h741
JuneJun9127°18°22.1°9.2 h528
JulyJul10029°21°24.7°10.1 h314
AugustAug10029°22°25.1°9.1 h316
SeptemberSep8826°17°23.0°7.2 h638
OctoberOct4021°13°19.4°4.5 h864
NovemberNov1516°8°15.7°3.1 h866
DecemberDec911°4°12.3°2.2 h1295

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

40.40° N, 27.79° E · 28 m · Europe/Istanbul

Sea temperature
Swimming calendar

Sea temperature in Erdek

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

Sea in October19.4°Cfresh

8 in 10 years: 18.2 – 21.0 °C

Swimming season: Jun – Sep

  • cold
  • fresh
  • refreshing
  • pleasant
  • warm
  • very warm
OctoberMean sea temperature 19.4°8 in 10 years 18.2° – 21.0°
20°
Mean sea temperature8 in 10 years20 °C – comfortable for swimming

The sea temperature in Erdek ranges from 8.9 °C in February to 25.1 °C in August. It is warm enough for a comfortable swim (20 °C and more) from June to September.

The sea warms up slowly: it is warmest in August, while the air already peaks in July. From December to January 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 24.0 and 26.2 °C.

Sea temperature by month
MonthAverageCool yearWarm yearFeels
JanuaryJan9.8°8.2°11.1°cold
FebruaryFeb8.9°7.6°10.1°cold
MarchMar9.7°8.2°11.1°cold
AprilApr12.5°11.2°13.9°cold
MayMay17.1°15.8°18.2°fresh
JuneJun22.1°21.2°22.9°refreshing
JulyJul24.7°23.7°25.8°pleasant
AugustAug25.1°24.0°26.2°pleasant
SeptemberSep23.0°21.9°23.8°pleasant
OctoberOct19.4°18.2°21.0°fresh
NovemberNov15.7°14.3°17.0°cold
DecemberDec12.3°11.2°13.4°cold
Sunshine
Sunshine

Sunshine hours in Erdek

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

Per year
2,090 hours
Sunniest month
Jul · 10.1 h a day
Least sunshine
Dec · 2.2 h a day
OctoberSunshine 4.5 hDaylight 11.2 hShare of daylight 40 %
SunshineDaylight

In October, the sun shines for about 4.5 of 11.2 hours of daylight in Erdek, 40 % 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 Erdek: 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
654 mm on 95 days
Wettest month
Dec · 95 mm
Driest month
Jul · 14 mm
OctoberRainy days 8Rainfall 64 mm

In October, Erdek has about 8 rainy days with 64 mm of rain in total.

UV index
Sun protection

UV index in Erdek

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 60 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 Erdek

How breezy and how cloudy Erdek 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
Aug · 21 km/h
Calmest month
May · 16 km/h
OctoberWind 17 km/hBeaufort 3
20
WindBeaufort 4

In October, the wind in Erdek typically peaks at 17 km/h during the day: Beaufort 3, gentle 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: Jul – Aug.

Clouds

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

Year average
48 % · variable cloud
Clearest month
Jul · 16 %
Cloudiest month
Dec · 69 %
OctoberCloud cover 52 %Sunshine 4.5 h

In October, cloud covers on average 52 % of the sky over Erdek: variable cloud, with about 4.5 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 Erdek

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

Hot days a year
31 days
Hottest month
Jul · 29 °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 21 °C

In October, Erdek has about 0 hot days, with an average daytime high of 21 °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 Erdek

Snow is possible in Erdek, 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
6 days
Fresh snow a year
29 cm
Snow possible
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 Erdek.

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 Erdek

Weather for your travel dates

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

Erdek 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.

Erdek has its best school-holiday weather during the summer holidays (score 100) and its weakest during the Christmas holidays (score 9).

  • Easter holidays

    Mar – Apr

    19

    Poor

    • 17 °C by day
    • Sea 12 °C
    • 5.4 h of sun a day
    • 10 rainy days a month
  • May half-term

    May – Jun

    59

    Fair

    • 23 °C by day
    • Sea 18 °C
    • 7.8 h of sun a day
    • 7 rainy days a month

    Good for: Sightseeing & walks

  • Summer holidays

    Jul – Aug

    100

    ExcellentBest holidays

    • 29 °C by day
    • Sea 25 °C
    • 9.5 h of sun a day
    • 3 rainy days a month

    Good for: Beach & swimming

  • October half-term

    Oct

    40

    Fair

    • 21 °C by day
    • Sea 19 °C
    • 4.5 h of sun a day
    • 8 rainy days a month

    Good for: Sightseeing & walks

  • Christmas holidays

    Dec – Jan

    9

    Poor

    • 10 °C by day
    • Sea 11 °C
    • 2.3 h of sun a day
    • 12 rainy days a month

    Keep in mind: Snow

Based on the climate averages 1996–2025.

Getting there

Flying from

Nonstop flight
about 3 h 30 min
Distance
2,480 km
Time zone
UTC+3
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.

Good to know: Turkey

Currency
Turkish Lira (TRY)
Language
Turkish
Sockets
Type C, F · 230 V
Traffic
Drives on the right
Dialling code
+90
Emergency number
112

UK plugs need a travel adapter

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

Compare & alternatives

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Erdek compared

Put Erdek side by side with another destination.

Nearby:
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Erdek vs Bandırma

In October the holiday weather in Erdek and Bandırma is about equally good (score 40 vs 39). During the day it is about as warm in Bandırma as in Erdek. The sea is about equally warm.

Erdek vs Bandırma, in October
in OctoberErdekBandırma
Holiday weather score4039
Daytime high21°21°
Sea19°19°
Sunshine5 h5 h
Rainy days88
Best timeJun – SepJun – Sep

Through the year

OctoberErdek 21°Bandırma 21°
ErdekBandırma
Go to Bandırma
Best places in the country
Ranking

Turkey in October: the best places

In October, Erdek ranks 26 among the 31 nearest destinations in this country.

  1. Manisa25°92
  2. 2Sardis25°92
  3. 3Bergama24°89
  4. 4Kırklareli20°81
  5. 5Söğüt19°81
  6. 6Balıkesir23°80
  7. 7Lüleburgaz22°80
  8. 8Edirne21°80
  9. 26ErdekThis page21°19°40
All destinations: Turkey
Places nearby

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

  1. 86 % similar36ŞileTurkey21°19°Best time: Jun – Sep
  2. 83 % similar41AmasraTurkey21°20°Best time: Jun – Sep
  3. 80 % similar45TuapseRussia21°21°Best time: Jun – Sep
  4. 80 % similar71İzmitTurkey22°20°Best time: Apr – Oct

Frequently asked questions about Erdek

When is the best time to visit Erdek?

The best time to visit Erdek is from June to September. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.

How warm is the sea in Erdek?

The sea temperature in Erdek ranges from 8.9 °C in February to 25.1 °C in August. It is warm enough for a comfortable swim (20 °C and more) from June to September.

Can you swim in Erdek in October?

Only if you don't mind cold water: in October the sea averages just 19.4 °C. Comfortable swimming is possible from June to September.

What is the warmest month in Erdek?

July is the warmest month, with average highs of 29 °C and nights around 21 °C. January is the coolest month at 10 °C.

When does it rain most in Erdek?

The wettest month is December with 95 mm of precipitation. The driest month is July with 14 mm.

How many hours of sunshine does Erdek get?

Erdek gets around 2,090 hours of sunshine a year. The sunniest month is July with 10.1 hours a day; in December there are 2.2 hours a day.

What time zone is Erdek in?

Erdek is on UTC+3 all year.

How long is the flight from London to Erdek?

A nonstop flight from London to Erdek takes about 3 h 30 min, for a straight-line distance of about 2,480 km.

Which school holidays are best for Erdek?

Erdek has its best school-holiday weather during the summer holidays (score 100) and its weakest during the Christmas holidays (score 9). Holiday ratings (0–100): Easter holidays 19, May half-term 59, summer holidays 100, October half-term 40, Christmas holidays 9.