Santorini weather live forecast

Today's maximum temperature in Santorini is expected to be 19°C. Select a day from the live weather forecast for Santorini (Thira), Greece for more weather parameters.

Wednesday
15th Apr
19

16

3

4
Thursday
16th Apr
20

15

0

4
Friday
17th Apr
19

15

2

4
Saturday
18th Apr
19

14

11

6
Sunday
19th Apr
20

15

13

7

5-day weather forecast updated at 04:01 on Wednesday 15th April 2026 GMT

More about Santorini

Santorini by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Santorini

TUI: Top deals & discounts on 2026/2027 holidays

Sale

Explore latest special offers & online deals from TUI
Free child places & £0 deposits with direct debit available
Book summer & winter sun holidays in 2026/2027

Go to TUI deal >>

View all TUI offers

TUI deal finder

Destination

The 5-day weather forecast for Santorini (Thira) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Top Santorini destinations

Below are temperatures expected today at popular countries, regions and places in Santorini. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

All Santorini destinations

Santorini weather forecast by day

Below are the detailed weather forecasts for Santorini for the next 5 days. The forecasts shown are for Thira and may not represent the whole of Santorini. Browse more destinations in Santorini to view more weather forecasts.

Santorini weather for Wednesday 15th April 2026

Expect broken clouds in Santorini with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the east.

19
°C maximum temperature
16
°C minimum temperature
broken clouds
3
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
21
kph wind from E

Santorini weather for Thursday 16th April 2026

Expect overcast skies in Santorini with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the north-east.

20
°C maximum temperature
15
°C minimum temperature
overcast skies
0
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
20
°C wind chill
25
kph wind from NE

Santorini weather for Friday 17th April 2026

Expect isolated thunderstorms in Santorini with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 54% chance of some rain and a fresh breeze of 30 kph from the north.

19
°C maximum temperature
15
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
4
UV index (Moderate)
54
% chance of some rain
<5
mm of rainfall expected
19
°C wind chill
30
kph wind from N

Santorini weather for Saturday 18th April 2026

Expect isolated thunderstorms in Santorini with a maximum temperature of 19°C, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0-2 mm of rainfall expected with 5% chance of some rain and a fresh breeze of 29 kph from the north.

19
°C maximum temperature
14
°C minimum temperature
isolated thunderstorms
11
hours of sunshine
6
UV index (High)
5
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
29
kph wind from N

Santorini weather for Sunday 19th April 2026

Expect clear skies in Santorini with a maximum temperature of 20°C, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the north.