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A good place. At the right time.

Best time to visitSantorini, Mykonos & the Greek islands.

Plan your visit

Find your month.

Temperature unit for this guide
What matters most?

Start with October.

#1 of 12 · Balanced · 8.7/10

Overnight stays are 37% of the busiest month.

Based on South Aegean regional averages.

Afternoon high
76°F
Sea temperature
73°F
Crowds
Moderate

About 4 rain days in a typical October, with about 11 hours of daylight.

Historical averages, not forecasts or live prices.

Illustration of Oia, Santorini: caldera, blue-domed church and whitewashed lanes
Oia, Santorini

A regional guide. The South Aegean: Rhodes, Kos, Santorini, Mykonos, Paros, Naxos and the rest of the Cyclades and Dodecanese. The islands differ a lot from each other; these figures describe the group. Part of The Greek islands; see the Greece guide for the wider area.

The whole calendar

Already have dates?

Explore your month, then weigh up the trade-offs.

Choose your month
Average afternoon highsTop 3 matches · Balanced priorities

October at a glance

Balanced match #1 · 8.7/10

Overnight stays are 37% of the busiest month.

About 4 rain days in a typical October, with about 11 hours of daylight.

Read the October guide
Afternoon high
76°F
Night low
65°F
Sea temperature
73°F
Rain days
4
Daylight
11h 19m
Crowds
Moderate

All 12 months, on the same measures. Tap a heading to sort or a month to open its guide.Select a month to open its guide. Scroll the table for more detail.

Santorini, Mykonos & the Greek islands · all 12 months
RankMonthOverallWeatherCrowdsCostHighLowSeaRain daysDaylight
#1October 8.7 10.0/10 Excellent ModerateModerate 76°F65°F 73°F411h 19m
#2May 8.4 10.0/10 Excellent ModerateModerate 74°F63°F 67°F114h 06m
#3April 8.3 8.4/10 Very good LowModerate 68°F57°F 63°F313h 06m
#4September 8.0 10.0/10 Excellent BusyModerate 82°F71°F 77°F112h 28m
#5June 7.8 10.0/10 Excellent BusyModerate 81°F70°F 72°F014h 40m
#6August 7.6 10.0/10 Excellent PeakModerate 86°F75°F 78°F013h 37m
#7July 7.5 10.0/10 Excellent PeakModerate 85°F74°F 76°F014h 27m
#8November 6.9 7.7/10 Very good Off season many places closedCheap 69°F60°F 69°F710h 15m
#9March 6.3 6.4/10 Good Off season many places closedCheap 64°F53°F 62°F611h 54m
#10December 5.7 5.2/10 Good Off season many places closedCheap 63°F54°F 66°F129h 40m
#11February 5.7 5.0/10 Good Off season many places closedCheap 61°F51°F 62°F910h 50m
#12January 5.2 4.1/10 Fair Off season many places closedCheap 60°F50°F 63°F139h 54m

Overall follows your priorities. Crowds compare each month with this place's own year. Highs, lows and rain days are historical averages for 2011–2025.

A little perspective

The shape of the year.

Temperature unit for this page
Afternoon highNight low

Top balanced match · October

Historical monthly averages. Gaps mean data is unavailable. The comparison table above lists all months in text. The dotted vertical line marks the selected month.Temperature · °F45°60°75°90°January: 60°F afternoon highFebruary: 61°F afternoon highMarch: 64°F afternoon highApril: 68°F afternoon highMay: 74°F afternoon highJune: 81°F afternoon highJuly: 85°F afternoon highAugust: 86°F afternoon highSeptember: 82°F afternoon highOctober: 76°F afternoon highNovember: 69°F afternoon highDecember: 63°F afternoon highJanuary: 50°F night lowFebruary: 51°F night lowMarch: 53°F night lowApril: 57°F night lowMay: 63°F night lowJune: 70°F night lowJuly: 74°F night lowAugust: 75°F night lowSeptember: 71°F night lowOctober: 65°F night lowNovember: 60°F night lowDecember: 54°F night lowRain days150January: 13 rain days13February: 9 rain days9March: 6 rain days6April: 3 rain days3May: 1 rain day1June: 0 rain days0July: 0 rain days0August: 0 rain days0September: 1 rain day1October: 4 rain days4November: 7 rain days7December: 12 rain days12Crowds · stronger shading means busierJanuary: Off seasonJanFebruary: Off seasonFebMarch: Off seasonMarApril: LowAprMay: ModerateMayJune: BusyJunJuly: PeakJulAugust: PeakAugSeptember: BusySepOctober: ModerateOctNovember: Off seasonNovDecember: Off seasonDec Historical monthly averages. Gaps mean data is unavailable. The comparison table above lists all months in text. The dotted vertical line marks the selected month.Temperature · °F45°60°75°90°January: 60°F afternoon highFebruary: 61°F afternoon highMarch: 64°F afternoon highApril: 68°F afternoon highMay: 74°F afternoon highJune: 81°F afternoon highJuly: 85°F afternoon highAugust: 86°F afternoon highSeptember: 82°F afternoon highOctober: 76°F afternoon highNovember: 69°F afternoon highDecember: 63°F afternoon highJanuary: 50°F night lowFebruary: 51°F night lowMarch: 53°F night lowApril: 57°F night lowMay: 63°F night lowJune: 70°F night lowJuly: 74°F night lowAugust: 75°F night lowSeptember: 71°F night lowOctober: 65°F night lowNovember: 60°F night lowDecember: 54°F night lowRain days150January: 13 rain days13February: 9 rain days9March: 6 rain days6April: 3 rain days3May: 1 rain day1June: 0 rain days0July: 0 rain days0August: 0 rain days0September: 1 rain day1October: 4 rain days4November: 7 rain days7December: 12 rain days12Crowds · stronger shading means busierJanuary: Off seasonJanFebruary: Off seasonMarch: Off seasonApril: LowMay: ModerateMayJune: BusyJuly: PeakAugust: PeakSeptember: BusySepOctober: ModerateNovember: Off seasonDecember: Off seasonDec
Explore a month

October

High
76°F
Low
65°F
Rain
4 days
Crowds
Moderate

Notio Aigaio regional averages · Historical patterns, not a forecast. Gaps mean no data. Crowds compare months within this region.

The busiest month records 81.8 times the overnight stays of the quietest.

Very-good-or-better weather scores: April to November. No month has a poor weather score.

Peak-season months: July to August. Low-season months: November to April.

The two busiest months account for 42% of annual overnight stays.

Events that move crowds and prices Orthodox Easter, 25 April – 3 May 2027: Greeks travel home and to the islands; ferries and hotels book up. Official site.

On the 2024 EU comparison, Greece's restaurants and hotels are below EU average.

Before you go

Pack a little context.

Fewer crowds

January is quietest.

January, at 1% of the busiest month (August). Low season, under 35% of the peak: November to April. In off-season months, many seasonal hotels and restaurants may be closed.

Good weather

May and October, outside the busy season.

Very good or better April to November. May to October share the highest displayed weather score (10.0/10). Highest weather score outside the busy season: May and October.

Lower prices

December to February.

These are three lower-price months on Greece's historical 2024–2025 national hotel index. It cannot identify this region's cheapest bookable rooms.

School holidays

Summer break meets the busy season.

If your dates follow US school breaks: June falls in busy season; July and August fall in peak season. Spring break spans off season in March and low season in April.

Local families travel too: at least 30% of people in Greece live where schools are out on a typical day June to August. Greece's school calendar for September isn't fully published yet. (School holidays: OpenHolidays, ODbL, and official calendars.)

About these answers

These are historical seasonal patterns. Crowds compare a month with this place's own busiest month; they do not measure queues at individual sights. Weather answers use the displayed weather scores. These seasonal facts stay the same when you change your priorities; your Overall recommendation updates above. Prices retain the scope stated beside them. Full methodology.

Choose your season

The year, season by season.

Winter

Dec–Feb

Off season throughout.

Many seasonal hotels and restaurants may be closed.

60–63°FAfternoon highs

Spring

Mar–May

A quieter start, a busier finish.

March falls in off season; April falls in low season; May falls in moderate season. In off-season months, many seasonal hotels and restaurants may be closed.

64–74°FAfternoon highs

Summer

Jun–Aug

A busy season for visitors.

June falls in busy season; July and August fall in peak season.

81–86°FAfternoon highs

Autumn

Sep–Nov

A busier start, a quieter finish.

September falls in busy season; October falls in moderate season; November falls in off season. In off-season months, many seasonal hotels and restaurants may be closed.

69–82°FAfternoon highs

Ranges span monthly average afternoon highs, not daily extremes. Conditions and seasonal openings vary within Santorini, Mykonos & the Greek islands.

How we know

The default Balanced Overall weighs weather 50%, crowds 30% and cost 20%. Your priority choice updates the Overall, month ranks and recommendation. While your weather weight is at least 40%, Overall cannot exceed weather by more than 2. Close scores can describe different trip experiences. How the scores work.

Statistical regionEL42 · Notio Aigaio
Region typeBeach (Eurostat NUTS3 typologies weighted by population: urban 0%, coastal 100%, mountain 100%; median ground height 142 m)
Population used327,000 (1 January 2025)
Crowd reference years2024–2025 average
How our weather was checkedOfficial climate averages for Kos, Mykonos, Rhodes and Santorini from the national weather service, every month: afternoon highs typically within 1°F (0.8°C), night lows within 2°F (0.9°C).
Climate indexHCI:Beach, observed climatology over 15 years (2011–2025)
Hotel occupancy (annual)51%
Accommodation mix78% hotels, 0% camping
Country price level (restaurants & hotels, EU27 = 100)86
Daylight latitude36.74° N

Crowds: Eurostat nights spent at tourist accommodation establishments by month and NUTS 2 region, per 1,000 inhabitants, divided by days in the month. "Season here" is the month's figure as a share of this region's busiest month. "Visitors" ranks overnight visitors per resident against all Europe's regions that month. Weather: Holiday Climate Index (Scott et al. 2016; Rutty et al. 2020) computed from ERA5 reanalysis with daily highs, night lows and rain days corrected from open national weather-service station records and population-weighted to the region. Prices are national. Hand-written notes are marked and nothing depends on them. Full method · this region's data.