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Português- Humidity: 56%
- Wind: 28 km/h
Weather in Santorini in September
Is Santorini a good place to be right now?
Yes. Santorini is around 19°C with a 0% chance of rain, comfortable for sightseeing.
Why the weather in Santorini differs from nearby places
How this weather affects your trip to Santorini
Plan around the hours that matter: Santorini is easiest to enjoy outside the midday peak, and an indoor option nearby is worth keeping in reserve.
Weather at destinations near Santorini
No nearby destination has its own forecast page yet.
Weather warnings for Santorini
- No weather warnings for Santorini in the days ahead.
Current weather in Santorini
Hourly forecast for the next 24 hours
| 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 |
| 19° Mainly clear 💧0% · 💨28 | 19° Mainly clear 💧0% · 💨28 | 19° Mainly clear 💧0% · 💨28 | 20° Clear sky 💧0% · 💨27 | 19° Clear sky 💧0% · 💨27 | 19° Clear sky 💧0% · 💨27 | 19° Mainly clear 💧0% · 💨25 | 19° Partly cloudy 💧0% · 💨22 | 19° Partly cloudy 💧0% · 💨21 | 18° Partly cloudy 💧0% · 💨22 | 18° Overcast 💧0% · 💨20 | 18° Partly cloudy 💧0% · 💨19 | 18° Overcast 💧0% · 💨18 | 17° Heavy rain 💧0% · 💨19 | 17° Light drizzle 💧0% · 💨16 | 17° Light showers 💧0% · 💨13 | 17° Heavy rain 💧0% · 💨15 | 16° Heavy rain 💧0% · 💨17 | 16° Heavy rain 💧0% · 💨23 | 16° Heavy rain 💧0% · 💨31 | 16° Heavy rain 💧0% · 💨38 | 17° Light showers 💧0% · 💨34 | 17° Partly cloudy 💧0% · 💨36 | 17° Clear sky 💧0% · 💨35 |
7-day weather forecast for Santorini
| Day | Conditions | High / low | Rain |
|---|---|---|---|
| Friday 16/10 | Overcast | 20° / 18° | 0% |
| Saturday 17/10 | Light showers | 18° / 16° | 0% |
| Sunday 18/10 | Partly cloudy | 19° / 17° | 0% |
| Monday 19/10 | Partly cloudy | 20° / 19° | 0% |
| Tuesday 20/10 | Clear sky | 21° / 19° | 0% |
| Wednesday 21/10 | Mainly clear | 21° / 19° | 0% |
| Thursday 22/10 | Overcast | 22° / 20° | 0% |
30-day outlook for Santorini
The first days are a real forecast; the rest is a multi-year climate trend, not a day-by-day prediction.
UV index in Santorini
0.0 — Low
No protection needed.
Wind in Santorini
28 km/h from the North, gusting to 0 km/h.
Visibility in Santorini
Visibility over the next few hours.
Sunrise and sunset in Santorini
Sunrise at 06:26, sunset at 17:41.
Moon phase in Santorini
Waxing crescent
Temperature trend in Santorini
Rainfall trend in Santorini
Climate in Santorini through the year
Climate in Santorini through the year
| Temperature | Rainfall | |
|---|---|---|
| January | 13 °C | 48 mm |
| February | 14 °C | 51 mm |
| March | 15 °C | 43 mm |
| April | 17 °C | 19 mm |
| May | 20 °C | 12 mm |
| June | 25 °C | 6 mm |
| July | 27 °C | 1 mm |
| August | 27 °C | 2 mm |
| September | 25 °C | 6 mm |
| October | 21 °C | 12 mm |
| November | 18 °C | 25 mm |
| December | 15 °C | 54 mm |
Figures update automatically; the time shown is local to the destination.
Travel scores for Santorini today
Best time to visit Santorini
The most comfortable month to visit Santorini is September.
What to do in Santorini today
Today in Santorini the comfortable window is the morning and the late afternoon; keep the middle of the day lighter.
Activities suited to this weather
These activities match the conditions in Santorini right now.
What to wear in Santorini
Pack for the swing between day and night in Santorini rather than for the daytime peak alone.
Rain in the next two hours in Santorini
Minute-by-minute rain for the next two hours at Santorini.
Activity and health index today
How comfortable Santorini feels today for exercise, walking and time outdoors.
Environmental risks in Santorini
Heat stress, mosquito activity, air stagnation and pollen around Santorini.
Golden hour and blue hour in Santorini
When the light is best for photography in Santorini.
Severe weather centre
Any severe weather affecting Santorini in the days ahead.
Weather map of Santorini
Live rain, wind, cloud and temperature layers over Santorini.
Maps and travel tools for Santorini
Discover Santorini
Tours and places to stay in Santorini
Tours, hotels and resorts in Santorini, matched to the season.
Related travel tools
Currency, visa, flights and maps for planning a trip to Santorini.
Travel network around Santorini
Everything a trip to Santorini needs, connected in one place.
Articles about Santorini
Guides and trip reports covering Santorini.
Featured tours in Santorini
Departures and packages that include Santorini.
Frequently asked questions about weather in Santorini
Where is Santorini?
Santorini sits at 36.393, 25.462, 36.393, 25.462.
When is the best month to visit Santorini?
Across the observed record the most comfortable month in Santorini is September, at about 25°C with 6 mm of rain.
Which month is wettest in Santorini?
December is the wettest month in Santorini, averaging 54 mm.
Is Santorini worth visiting in the rainy season?
Yes, with an umbrella and a flexible plan. Rain in Santorini usually comes in short bursts rather than lasting all day, so keep an indoor option nearby.
What should I pack for Santorini?
Pack for the swing between day and night in Santorini: a light layer for the evening and rain cover in the wet season.
Where can I see the Santorini forecast for the next 30 days?
On this page. Choose the 30-day view for detailed days followed by the multi-year climate trend for Santorini.
Dung Rikzak is a travel specialist at Rikzak Travel who reviews the climate data and travel guidance on this page.
📊 Forecast, air quality and climate observations: Open-Meteo.
🧭 Forecasts come straight from the weather API; the monthly climate figures are averaged over 10 years of observations, then combined with the live forecast.
📍 Coordinates, elevation, population and the administrative chain: GeoNames, CC BY 4.0.
🕒 This page was last refreshed on 2026-08-15 and updates automatically.