Santorini, Greece 14-Day Forecast

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73°
Cloudy right now Today: high 73°, low 65°
Updated just now

Santorini weather for the next 14 days

Today

Overcast High 73° Low 65°
Precipitation
82% · 0.39 in
13 mph
4 - Moderate
Sunrise / sunset
07:01 AM / 07:24 PM

Thursday, September 17

Sunny High 73° Low 72°
Precipitation
5% · 0.0 in
Max wind
20 mph
Humidity
68%
UV index
7 - High
Sunrise / sunset
07:02 AM / 07:23 PM

Friday, September 18

Sunny High 74° Low 73°
Precipitation
5% · 0.0 in
Max wind
19 mph
Humidity
67%
UV index
7 - High
Sunrise / sunset
07:03 AM / 07:21 PM

Saturday, September 19

Sunny High 76° Low 73°
Precipitation
7% · 0.0 in
Max wind
19 mph
Humidity
72%
UV index
7 - High
Sunrise / sunset
07:03 AM / 07:20 PM

Sunday, September 20

Overcast High 75° Low 74°
Precipitation
12% · 0.0 in
Max wind
22 mph
Humidity
74%
UV index
7 - High
Sunrise / sunset
07:04 AM / 07:18 PM

Monday, September 21

Overcast High 75° Low 74°
Precipitation
12% · 0.0 in
Max wind
25 mph
Humidity
71%
UV index
6 - High
Sunrise / sunset
07:05 AM / 07:17 PM

Tuesday, September 22

Sunny High 75° Low 73°
Precipitation
7% · 0.0 in
Max wind
19 mph
Humidity
74%
UV index
6 - High
Sunrise / sunset
07:06 AM / 07:15 PM

Wednesday, September 23

Sunny High 73° Low 69°
Precipitation
5% · 0.0 in
Max wind
28 mph
Humidity
56%
UV index
6 - High
Sunrise / sunset
07:06 AM / 07:14 PM

Thursday, September 24

Sunny High 71° Low 69°
Precipitation
2% · 0.0 in
Max wind
24 mph
Humidity
51%
UV index
6 - High
Sunrise / sunset
07:07 AM / 07:12 PM

Friday, September 25

Sunny High 72° Low 70°
Precipitation
3% · 0.0 in
Max wind
22 mph
Humidity
56%
UV index
6 - High
Sunrise / sunset
07:08 AM / 07:11 PM

Saturday, September 26

Sunny High 73° Low 71°
Precipitation
4% · 0.0 in
Max wind
23 mph
Humidity
60%
UV index
6 - High
Sunrise / sunset
07:09 AM / 07:09 PM

Sunday, September 27

Overcast High 72° Low 70°
Precipitation
10% · 0.0 in
Max wind
16 mph
Humidity
61%
UV index
6 - High
Sunrise / sunset
07:10 AM / 07:08 PM

Monday, September 28

Overcast High 72° Low 70°
Precipitation
41% · 0.02 in
Max wind
22 mph
Humidity
69%
UV index
6 - High
Sunrise / sunset
07:11 AM / 07:06 PM

Tuesday, September 29

Overcast High 70° Low 68°
Precipitation
75% · 0.08 in
Max wind
20 mph
Humidity
83%
UV index
5 - Moderate
Sunrise / sunset
07:11 AM / 07:05 PM

Santorini 14-day outlook: the story

The warmest day of Santorini's 14-day outlook is Saturday, September 19 with a high near 76°F (24°C); the coolest night comes Wednesday, September 16, dipping to 65°F (18°C). Temperatures hold fairly steady from week to week. Highs over the next two weeks average 74°F (24°C), about 6°F (3°C) below the typical September high of 80°F (27°C).

Precipitation is most likely on Wednesday 16, Tuesday 29; the wettest day looks like Wednesday, September 16 with about 0.39 in (9.9 mm) expected. For the weekend, expect Saturday 76°F (24°C) and sunny / Sunday 75°F (24°C) and overcast.

For typical conditions month by month, see the Santorini climate & average temperatures guide.

Santorini forecast questions

Will it rain in Santorini this week?
The forecast currently shows meaningful precipitation chances on 2 of the next 14 days, peaking around Wednesday, September 16.
What will be the warmest day in Santorini over the next 14 days?
Saturday, September 19, with a forecast high near 76°F (24°C).
How accurate is a 14-day forecast for Santorini?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.

Average temperatures in Santorini by month

Monthly averages for Santorini based on 2015–2024 weather data.
MonthHighLow Rain daysPrecipitation SunshineHumidity
January 58° 52° 11 2.2 in 7.9 h/day 67%
February 60° 53° 8 2.1 in 9.1 h/day 69%
March 61° 55° 7 1.9 in 10.1 h/day 67%
April 67° 58° 3 0.5 in 11.5 h/day 67%
May 73° 64° 3 0.4 in 12.6 h/day 68%
June 81° 71° 1 0.2 in 13.8 h/day 66%
July 85° 76° 0 0.0 in 13.5 h/day 63%
August 84° 76° 1 0.1 in 12.9 h/day 66%
September 80° 73° 1 0.2 in 11.8 h/day 67%
October 74° 67° 2 0.5 in 10.1 h/day 69%
November 68° 61° 4 0.9 in 9.2 h/day 70%
December 61° 55° 9 1.8 in 8.1 h/day 69%
14-day forecasts nearby