Mykonos weather in October

In October, Mykonos sees average daytime highs of 21°C and overnight lows near 19°C, with 31 mm of rain across 3.7 wet days and about 11 hours of daylight. It is the 5th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 19°C by the end. The sky is clear or mostly clear about 66% of the time in October, and the air most often feels humid.

Daylight stretches from about 11 h 36 min at the start of October to 10 h 30 min by month's end. Set against the rest of the year, October is Mykonos's 6th-clearest and 8th-windiest month. For the whole year in context, see Mykonos's year-round climate.

Daytime high
21°
5th warmest
Overnight low
19°
8th coldest
Rainfall
31 mm
3.7 wet days
Daylight
11 hours
6:33 AM – 5:34 PM
Cloud cover
31%
6th clearest
Wind
27 km/h
8th windiest
Solar energy
4 kWh/m²
Travel score
7.9
out of 10

Mykonos is town on Mykonos island, South Aegean.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 22°C in the first days to 19°C by the end.

A typical October day in Mykonos reaches about 21°C in the afternoon and slips back to 19°C overnight — a 1°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 23°C. Set against its neighbours, October runs about 3°C cooler than September and about 3°C warmer than November.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12221
22221
32221
42221
52221
62220
72220
82120
92120
102120
112120
122120
132120
142120
152119
162119
172019
182019
192019
202019
212019
222018
232018
242018
251918
261918
271918
281918
291918
301917
311917

Mykonos weather by month

How October compares with the rest of the year at a glance. October is the 5th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan14° / 12°8011.49.73.8
Feb14° / 12°648.810.64.0
Mar14° / 13°466.611.74.8
Apr16° / 15°193.612.96.2
May19° / 18°81.6147.9
Jun23° / 21°20.414.59.4
Jul25° / 24°00.114.39.7
Aug25° / 24°0013.49.6
Sep24° / 22°6112.39.3
Oct21° / 19°313.7117.9
Nov17° / 16°436.3106.4
Dec15° / 13°6810.19.54.5

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 66% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 14% of October, with mostly cloudy or overcast conditions the remaining 21%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18713
28614
38515
48515
58515
68515
78416
88317
98317
108218
118119
128119
138020
147921
157921
167921
177822
187822
197723
207723
217723
227624
237624
247525
257525
267525
277426
287426
297327
307327
317426

Chance of precipitation in October

Any precipitation

Mykonos gets around 31 mm of rain over 3.7 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 12% and peaks near 16% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
17
27
37
48
58
68
78
88
99
109
1110
1210
1311
1412
1512
1613
1714
1814
1914
2015
2115
2215
2315
2416
2516
2615
2715
2815
2915
3015
3115

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

Most of October feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, October lands in the humid band about 31% of days. Sticky, muggy-or-worse air turns up on roughly 18% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
172633295
272733294
382733294
482733283
592833273
692833273
7102933262
8112933252
9113033242
10123033232
11133133221
12143133211
13153133201
14163133191
15173233181
16183233171
17193233161
18203233151
19223232131
20233232120
21253231110
22273131100
23293030100
2431303090
2533292980
2635292980
2736282870
2838282860
2939272860
3040272750
3141272750

Wind in October

Winds average 27 km/h in October.

Across October, daily wind ranges from about 25 km/h on the calmest days to 27 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
125breezy
226breezy
326breezy
426breezy
526breezy
626breezy
726breezy
826breezy
926breezy
1026breezy
1126breezy
1226breezy
1326breezy
1427breezy
1527breezy
1627breezy
1727breezy
1827breezy
1927breezy
2027breezy
2127breezy
2227breezy
2327breezy
2427breezy
2527breezy
2627breezy
2727breezy
2827breezy
2927breezy
3027breezy
3127breezy

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over October. Sunrise moves from 6:19 AM to 6:48 AM, and sunset from 5:56 PM to 5:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:195:56
211.66:205:55
311.56:215:53
411.56:225:52
511.56:235:50
611.46:245:49
711.46:255:47
811.36:265:46
911.36:265:44
1011.36:275:43
1111.26:285:41
1211.26:295:40
1311.16:305:38
1411.16:315:37
1511.16:325:36
1611.06:335:34
1711.06:345:33
1810.96:355:32
1910.96:365:30
2010.96:375:29
2110.86:385:28
2210.86:395:26
2310.76:405:25
2410.76:415:24
2510.76:425:23
2610.66:435:22
2710.66:445:20
2810.66:455:19
2910.56:465:18
3010.56:475:17
3110.56:485:16

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4 kWh/m².

For context, solar energy here swings from a low near 2.09 kWh/m² to a high of 7.88 kWh/m² in June across the year — October's 4 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.7Bright
34.7Bright
44.6Bright
54.6Bright
64.5Bright
74.5Bright
84.4Bright
94.4Bright
104.3Bright
114.3Bright
124.2Bright
134.1Bright
144.1Bright
154.0Bright
164.0Moderate
173.9Moderate
183.9Moderate
193.8Moderate
203.8Moderate
213.7Moderate
223.7Moderate
233.6Moderate
243.6Moderate
253.5Moderate
263.5Moderate
273.5Moderate
283.4Moderate
293.4Moderate
303.4Moderate
313.3Moderate
Planning a trip in October

Is October a good time to visit Mykonos?

Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

7.9
Sightseeing
5th-best month of the year
4.5
Beach & pool
5th-best month of the year

October is one of the better times to visit Mykonos for general sightseeing.

What to pack for Mykonos in October

From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In October, Mykonos sees daytime highs around 21°C and nights near 19°C. Worth packing: a windbreaker. About 4 days see rain.

a windbreaker

Sea temperature near Mykonos in October

The nearest coast averages about 21°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 24°C and coldest in February near 16°C.

It's comfortable for a long swim from Jun 2 to Oct 31 — about 5 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb16Cool
Mar16Cool
Apr16Cool
May18Cool
Jun21Refreshing
Jul23Refreshing
Aug24Refreshing
Sep23Refreshing
Oct21Refreshing
Nov19Cool
Dec17Cool

UV index in Mykonos in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mykonos peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highHighModerateJun 23UV 9Dec 23UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr8Very high
May7Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep7Very high
Oct5Moderate
Nov3Moderate
Dec2Low
Location & terrain

Where is Mykonos?

Mykonos sits at 37.4°N, 25.3°E, 0 m above sea level, in Greece. The nearest listed city is Naxos, 38 km away.

ParosOiaFiraChiosÇeşmeArtémidaKoropí

Topography around Mykonos

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mykonos.

Within 3 km, the terrain around Mykonos has significant variations in elevation — a maximum elevation change of 265 m around an average of 55 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 377 m; within 80 km, large variations in elevation — a maximum elevation change of 996 m.

The land around Mykonos is covered by grassland (41%) and water (34%) within 3 km, water (86%) within 16 km, and water (90%) within 80 km.

3 km
265 m
16 km
377 m
80 km
996 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Naxos 38 km · Paros 43 km · Oia 109 km · Fira 114 km · Chios 125 km · Çeşme 130 km · Artémida 131 km · Koropí 138 km

Greece travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 60% of US
price level, 2025
GDP per capita
$26,948
2025
Happiness
5.7 / 10
World Happiness, 2025
Safe drinking water
97%
of population, 2024
Homicide rate
0.8
per 100k, 2023
Road deaths
8.3
per 100k/yr, 2019
Income group
High
World Bank
English
High
EF EPI 592
Religion
other 3%Muslim 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Mykonos (37.4453°, 25.3287°, elevation 0 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).