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Croatia

Ston weather & best time to visit

Sun, sea & sand

Ston at a glance

Best time
Jun – Sep
Warmest month
Aug · 34°
Warmest sea
Aug · 25.8°
Sunshine a year
2,490 h
Rain a year
1,408 mm
Climate
Mediterranean
Time zone
UTC+1 / UTC+2
Elevation
4 m

Climate in Ston

Ston has a Mediterranean climate with warm to hot, dry summers and mild, wetter winters. August is the warmest month with average highs of 34 °C, while January is the coolest at 12 °C. With around 2,490 hours of sunshine a year, Ston is sunny; July is the sunniest month with 11.0 hours a day.

Holiday weather through the year

Best time to visit

Best time to visit Ston

The best time to visit Ston 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 March to May and in October. From July to August it can get very hot, with highs of up to 34 °C. Rain is frequent from November to December; the wettest month is November with 221 mm.

Ston through the seasons

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

Ston in spring

Mar – May

40

Fair

  • 17–26 °C by day
  • Sea 16 °C
  • 6.9 h of sun a day
  • 32 rainy days in all

Ston in summer

Jun – Aug

89

Excellent

  • 30–34 °C by day
  • Sea 25 °C
  • 10.4 h of sun a day
  • 15 rainy days in all

Ston in autumn

Sep – Nov

53

Fair

  • 17–28 °C by day
  • Sea 21 °C
  • 5.9 h of sun a day
  • 33 rainy days in all

Ston in winter

Dec – Feb

13

Poor

  • 12–13 °C by day
  • Sea 15 °C
  • 4.1 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

Mar – May, Oct

15–28 °C and not too much rain

Peak heat

Jul – Aug

Highs of 33 °C or more

Rainy months

Nov – Dec

Rainy season or more than 12 rainy days

Find your perfect month

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

Swimming in the sea
Sunshine
Little rain

Your best months: June – July, 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

57

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 22°
  3. Afternoon, 16:00: about 22°
  4. Evening, 20:00: about 18°
  5. Night, 23:00: about 15°

07:0118:09

Pleasant evenings; a light layer can help.

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

Light for photos in October

Golden hour
Morning 06:43–07:39 · evening 17:30–18:26
Blue hour
Morning 06:32–06:43 · evening 18:26–18:37

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 Ston compared with home

Home:

Loading the climate at home …

Early or late October?

In October, daytime highs fall from about 25° at the start of the month to 20° at the end. The sea cools from 22° to 20°. The days get 1.4 h shorter.

Early or late October?
October1 Oct31 Oct
Daytime high25°20°
Night-time low14°10°
Sea22°20°
Daylight11.8 h10.4 h

What is the weather like in Ston in October?

In October, Ston is warm: daytime highs average 23 °C, and nights cool down to about 12 °C. The sea averages 21.0 °C – refreshing for a swim. Expect around 6.0 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 161 mm in total. All in all, October is a so-so month for a holiday in Ston.

More details for October

Daylight
11 h 8 min07:01 – 18:09
UV index
3 · moderateclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
14 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+2offset from UTC

How the score comes together

  • Temperatureweight 35 %63 %
  • Seaweight 25 %57 %
  • Sunshineweight 20 %50 %
  • Few rainy daysweight 20 %54 %

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

What to pack in October

  • Swimwear
  • Sunscreen
  • A jumper for the evenings
  • Rain jacket or umbrella

Compare two months in Ston

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

vs

June has the better holiday weather in Ston: score 93 against 57. In June, days are 7 °C warmer than in October. The sea is 2 °C warmer in June. June has 4 fewer rainy days. The sun shines 4 hours longer a day in June.

October vs June, Ston
MonthOctoberJune
Holiday weather score5793better
Daytime high23°30°
Night-time low12°18°
Sea21.0°22.7°
Sunshine6.0 h9.9 hbetter
Rainy days106better
Rainfall161 mm55 mmbetter
Muggy days0better3

Based on the climate averages 1996–2025.

Ston month by month

The typical weather for every month at a glance.

12January12° · Sea 15° · 3.9 h

In January, Ston is cool: daytime highs average 12 °C, and nights cool down to about 3 °C. The sea averages 14.5 °C – swimming is only for the hardy. The sun is scarce, with only about 3.9 hours a day. Rain is frequent, with about 12 rainy days and 138 mm in total. All in all, January is not an ideal month for a holiday in Ston.

Ston in January
16February13° · Sea 14° · 4.7 h

In February, Ston is cool: daytime highs average 13 °C, and nights cool down to about 4 °C. The sea averages 14.2 °C – swimming is only for the hardy. Expect around 4.7 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 125 mm in total. All in all, February is not an ideal month for a holiday in Ston.

Ston in February
20March17° · Sea 14° · 5.8 h

In March, Ston is mild: daytime highs average 17 °C, and nights cool down to about 6 °C. The sea averages 14.3 °C – swimming is only for the hardy. Expect around 5.8 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 123 mm in total. All in all, March is not an ideal month for a holiday in Ston.

Ston in March
31April21° · Sea 15° · 6.6 h

In April, Ston is mild: daytime highs average 21 °C, and nights cool down to about 9 °C. The sea averages 15.4 °C – swimming is only for the hardy. The sun shines for around 6.6 hours a day. Rain is frequent, with about 12 rainy days and 113 mm in total. All in all, April is not an ideal month for a holiday in Ston.

Ston in April
70May26° · Sea 19° · 8.2 h

In May, Ston is warm: daytime highs average 26 °C, and nights cool down to about 14 °C. The sea averages 18.6 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 8.2 hours a day. Rain is frequent, with about 10 rainy days and 88 mm in total. All in all, May is a good month for a holiday in Ston.

Ston in May
93June30° · Sea 23° · 9.9 h

In June, Ston is hot: daytime highs average 30 °C, and nights cool down to about 18 °C. The sea averages 22.7 °C – refreshing for a swim. With around 9.9 hours of sunshine a day, there is plenty of sun. Rain falls on about 6 days, adding up to 55 mm. On about 17 days the thermometer climbs to 30 °C or more. All in all, June is an excellent month for a holiday in Ston.

Ston in June
88July33° · Sea 25° · 11.0 h

In July, Ston is very hot: daytime highs average 33 °C, and even at night it stays warm at around 20 °C. The sea averages 25.1 °C – pleasant for swimming. With around 11.0 hours of sunshine a day, there is plenty of sun. Rain is rare: about 4 days bring 29 mm in total. On about 27 days the thermometer climbs to 30 °C or more. All in all, July is an excellent month for a holiday in Ston.

Ston in July
85August34° · Sea 26° · 10.3 h

In August, Ston is very hot: daytime highs average 34 °C, and even at night it stays warm at around 20 °C. The sea averages 25.8 °C – pleasant for swimming. With around 10.3 hours of sunshine a day, there is plenty of sun. Rain falls on about 5 days, adding up to 52 mm. On about 27 days the thermometer climbs to 30 °C or more. All in all, August is an excellent month for a holiday in Ston.

Ston in August
88September28° · Sea 24° · 7.7 h

In September, Ston is hot: daytime highs average 28 °C, and nights cool down to about 16 °C. The sea averages 23.7 °C – pleasant for swimming. The sun shines for around 7.7 hours a day. Rain falls on about 8 days, adding up to 131 mm. On about 9 days the thermometer climbs to 30 °C or more. All in all, September is an excellent month for a holiday in Ston.

Ston in September
57October23° · Sea 21° · 6.0 h

In October, Ston is warm: daytime highs average 23 °C, and nights cool down to about 12 °C. The sea averages 21.0 °C – refreshing for a swim. Expect around 6.0 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 161 mm in total. All in all, October is a so-so month for a holiday in Ston.

Ston in October
15November17° · Sea 19° · 3.9 h

In November, Ston is mild: daytime highs average 17 °C, and nights cool down to about 8 °C. The sea averages 18.6 °C – bracing, so a wetsuit helps for longer swims. The sun is scarce, with only about 3.9 hours a day. Rain is frequent, with about 14 rainy days and 221 mm in total. All in all, November is not an ideal month for a holiday in Ston.

Ston in November
11December13° · Sea 16° · 3.8 h

In December, Ston is cool: daytime highs average 13 °C, and nights cool down to about 4 °C. The sea averages 16.2 °C – swimming is only for the hardy. The sun is scarce, with only about 3.8 hours a day. Rain is frequent, with about 13 rainy days and 173 mm in total. All in all, December is not an ideal month for a holiday in Ston.

Ston 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 Ston

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°

CoolOctober: nights around 12°. A duvet at night and a jumper for the evening.

The coolest nights are in January (3°), the warmest in August (20°). 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.

Temperatures through the year

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

OctoberDay 23°Night 12°Sea 21°
DayNightSea
MonthScoreDayNightSeaSunRain daysRain mm
JanuaryJan1212°3°14.5°3.9 h12138
FebruaryFeb1613°4°14.2°4.7 h11125
MarchMar2017°6°14.3°5.8 h11123
AprilApr3121°9°15.4°6.6 h12113
MayMay7026°14°18.6°8.2 h1088
JuneJun9330°18°22.7°9.9 h655
JulyJul8833°20°25.1°11.0 h429
AugustAug8534°20°25.8°10.3 h552
SeptemberSep8828°16°23.7°7.7 h8131
OctoberOct5723°12°21.0°6.0 h10161
NovemberNov1517°8°18.6°3.9 h14221
DecemberDec1113°4°16.2°3.8 h13173

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

42.84° N, 17.70° E · 4 m · Europe/Zagreb

Swimming calendar

Sea temperature in Ston

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

Sea in October21.0°Crefreshing

8 in 10 years: 19.9 – 22.0 °C

Swimming season: Jun – Oct

  • cold
  • fresh
  • refreshing
  • pleasant
  • warm
  • very warm
OctoberMean sea temperature 21.0°8 in 10 years 19.9° – 22.0°
20°
Mean sea temperature8 in 10 years20 °C – comfortable for swimming

The sea temperature in Ston ranges from 14.2 °C in February to 25.8 °C in August. It is warm enough for a comfortable swim (20 °C and more) from June to October.

From November to February 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 24.6 and 27.1 °C.

Sea temperature by month
MonthAverageCool yearWarm yearFeels
JanuaryJan14.5°13.8°15.5°cold
FebruaryFeb14.2°13.6°14.8°cold
MarchMar14.3°13.4°15.0°cold
AprilApr15.4°14.7°16.1°cold
MayMay18.6°17.6°19.7°fresh
JuneJun22.7°21.5°23.8°refreshing
JulyJul25.1°23.8°26.2°pleasant
AugustAug25.8°24.6°27.1°pleasant
SeptemberSep23.7°22.4°25.3°pleasant
OctoberOct21.0°19.9°22.0°refreshing
NovemberNov18.6°17.3°19.7°fresh
DecemberDec16.2°15.0°17.2°cold
Sunshine

Sunshine hours in Ston

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

Per year
2,490 hours
Sunniest month
Jul · 11.0 h a day
Least sunshine
Dec · 3.8 h a day
OctoberSunshine 6.0 hDaylight 11.1 hShare of daylight 54 %
SunshineDaylight

In October, the sun shines for about 6.0 of 11.1 hours of daylight in Ston, 54 % 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 Ston: 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
1,408 mm on 114 days
Wettest month
Nov · 221 mm
Driest month
Jul · 29 mm
OctoberRainy days 10Rainfall 161 mm

In October, Ston has about 10 rainy days with 161 mm of rain in total.

Sun protection

UV index in Ston

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

Clear-sky UV in October
3 · moderateAround midday seek shade; use sunscreen, a hat and sunglasses.

The sun is strongest in June (UV 9).

Minutes until sunburn in October

Very fair skin
about 40 min
Fair skin
about 50 min
Light brown skin
about 65 min
Olive skin
about 85 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 and clouds in Ston

How breezy and how cloudy Ston 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
15 km/h · gentle breeze
Windiest month
Mar · 17 km/h
Calmest month
Oct · 14 km/h
OctoberWind 14 km/hBeaufort 3
20
WindBeaufort 4

In October, the wind in Ston typically peaks at 14 km/h during the day: Beaufort 3, gentle breeze.

Breezy months for windsurfing and kiting

The daily breeze rarely reaches Beaufort 4 (20 km/h), so wind sports depend on single windy days.

Clouds

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

Year average
45 % · mostly sunny
Clearest month
Jul · 20 %
Cloudiest month
Nov · 58 %
OctoberCloud cover 48 %Sunshine 6.0 h

In October, cloud covers on average 48 % of the sky over Ston: variable cloud, with about 6.0 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 and humidity in Ston

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

Hot days a year
82 days
Hottest month
Aug · 34 °C
Hot months
Jun – Aug

Heat calendar

  • pleasant
  • some hot or muggy days
  • often muggy
  • often hot
  • hot and muggy
OctoberHot days (30 °C+) 0Daytime high 23 °C

In October, Ston has about 0 hot days, with an average daytime high of 23 °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

Planning a trip to Ston

Weather for your travel dates

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

Ston 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.

Ston has its best school-holiday weather during the summer holidays (score 86) and its weakest during the Christmas holidays (score 12).

  • Easter holidays

    Mar – Apr

    28

    Poor

    • 20 °C by day
    • Sea 15 °C
    • 6.4 h of sun a day
    • 11 rainy days a month

    Good for: Sightseeing & walks

  • May half-term

    May – Jun

    75

    Good

    • 26 °C by day
    • Sea 19 °C
    • 8.5 h of sun a day
    • 9 rainy days a month

    Good for: Sightseeing & walks

  • Summer holidays

    Jul – Aug

    86

    ExcellentBest holidays

    • 34 °C by day
    • Sea 26 °C
    • 10.5 h of sun a day
    • 5 rainy days a month

    Good for: Beach & swimming

    Keep in mind: Peak heat

  • October half-term

    Oct

    57

    Fair

    • 23 °C by day
    • Sea 21 °C
    • 6.0 h of sun a day
    • 10 rainy days a month

    Good for: Sightseeing & walks

  • Christmas holidays

    Dec – Jan

    12

    Poor

    • 12 °C by day
    • Sea 15 °C
    • 3.9 h of sun a day
    • 12 rainy days a month

    Keep in mind: Frequent rain

Based on the climate averages 1996–2025.

Getting there

Flying from

Nonstop flight
about 2 h 30 min
Distance
1,670 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

Ston compared

Put Ston side by side with another destination.

Nearby:
Compare with home:

Ston vs Neum

In October the holiday weather in Ston and Neum is about equally good (score 57 vs 54). During the day Neum is 1 °C cooler than Ston. The sea is about equally warm.

Ston vs Neum, in October
in OctoberStonNeum
Holiday weather score5754
Daytime high23°22°
Sea21°21°
Sunshine6 h6 h
Rainy days1010
Best timeJun – SepJun – Sep

Through the year

OctoberSton 23°Neum 22°
StonNeum
Go to Neum
Ranking

Croatia in October: the best places

In October, Ston ranks 7 among the 31 nearest destinations in this country.

  1. Vinkovci19°80
  2. 2Slavonski Brod19°79
  3. 3Knin20°78
  4. 4Gospić17°73
  5. 5Dubrovnik23°21°62
  6. 6Cavtat23°21°62
  7. 7StonThis page23°21°57
  8. 8Ploče22°21°55
All destinations: Croatia

Near Ston

Other destinations close by.

Places with a climate like Ston

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

  1. 88 % similar66AigioGreece23°22°Best time: Jun – Sep
  2. 87 % similar59LezhëAlbania23°21°Best time: Jun – Sep
  3. 86 % similar59ShëngjinAlbania23°21°Best time: Jun – Sep
  4. 85 % similar57UlcinjMontenegro23°21°Best time: Jun – Sep

Frequently asked questions about Ston

When is the best time to visit Ston?

The best time to visit Ston 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 Ston?

The sea temperature in Ston ranges from 14.2 °C in February to 25.8 °C in August. It is warm enough for a comfortable swim (20 °C and more) from June to October.

Can you swim in Ston in October?

Yes. In October the sea averages 21.0 °C – refreshing for a swim.

What is the warmest month in Ston?

August is the warmest month, with average highs of 34 °C and nights around 20 °C. January is the coolest month at 12 °C.

When does it rain most in Ston?

Rain is frequent from November to December; the wettest month is November with 221 mm. The driest month is July with 29 mm.

How many hours of sunshine does Ston get?

Ston gets around 2,490 hours of sunshine a year. The sunniest month is July with 11.0 hours a day; in December there are 3.8 hours a day.

What time zone is Ston in?

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

How long is the flight from London to Ston?

A nonstop flight from London to Ston takes about 2 h 30 min, for a straight-line distance of about 1,670 km.

Which school holidays are best for Ston?

Ston has its best school-holiday weather during the summer holidays (score 86) and its weakest during the Christmas holidays (score 12). Holiday ratings (0–100): Easter holidays 28, May half-term 75, summer holidays 86, October half-term 57, Christmas holidays 12.