30YearWeather
Santorini in August
Santorini weather in August - Greece
😊Warm & Pleasant

Santorini Weather in August

Plan your August trip to Santorini, Greece. Based on 30 years of NASA data, expect temperatures of 28°C (high) to 24°C (low), with 0% rain probability and 8 hours of daily sunshine. The Aegean Sea averages 26°C in August. Great conditions with only 0 rainy days expected.

Avg High
28°C

Hottest around day 1

Avg Low
24°C

Coolest around day 31

Rainy Days
0days

0% avg rain chance

Sunshine
8hrs/day

Summer season

Sea Temperature in August

Aegean Sea(Αιγαίο Πέλαγος)

25.9°C

Monthly Average

Water Feel
☀️Warm

Perfect for swimming and water sports

Swim Rating
✅Excellent for swimming

Based on average sea surface temperature

Body of Water
Aegean Sea

Αιγαίο Πέλαγος

Santorini coastline

Santorini August Weather Calendar

Click any day to see detailed weather information

Day 1
clear-day
Sunny
28°C0%
Day 2
clear-day
Sunny
28°C0%
Day 3
clear-day
Sunny
28°C0%
Day 4
clear-day
Sunny
28°C1%
Day 5
clear-day
Sunny
28°C1%
Day 6
clear-day
Sunny
28°C1%
Day 7
clear-day
Sunny
28°C1%
Day 8
clear-day
Sunny
28°C1%
Day 9
clear-day
Sunny
28°C0%
Day 10
clear-day
Sunny
28°C0%
Day 11
clear-day
Sunny
28°C0%
Day 12
clear-day
Sunny
28°C0%
Day 13
clear-day
Sunny
28°C0%
Day 14
clear-day
Sunny
28°C0%
Day 15
clear-day
Sunny
28°C0%
Day 16
clear-day
Sunny
28°C0%
Day 17
clear-day
Sunny
28°C0%
Day 18
clear-day
Sunny
28°C0%
Day 19
clear-day
Sunny
28°C0%
Day 20
clear-day
Sunny
28°C0%
Day 21
clear-day
Sunny
28°C0%
Day 22
clear-day
Sunny
28°C1%
Day 23
clear-day
Sunny
28°C1%
Day 24
clear-day
Sunny
28°C1%
Day 25
clear-day
Sunny
27°C2%
Day 26
clear-day
Sunny
27°C2%
Day 27
clear-day
Sunny
27°C1%
Day 28
clear-day
Sunny
27°C1%
Day 29
clear-day
Sunny
27°C1%
Day 30
clear-day
Sunny
27°C0%
Day 31
clear-day
Sunny
27°C0%

Essential Travel Info for Santorini

🗓️ Best Time to Visit📖 Travel Guide🍴 Food Guide

Currency

EUR

€ Euro

Language

Greek

Driving

Right side

Connect

There are some local radio stations in S...

Safety

High Safety

GPI: 1.838

Travel Intelligence

Exclusive flight analytics & health data for Santorini

Smart Flight Estimator

Airport-to-Airport Logistics

unlock smart flight estimates

Add your home location in settings to see airport details.

Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Low Traffic
20/ 100
Traffic Index

Quieter airport

Peak Daily Arrivals

0

slots per day

Peak

Jul

Low

Jan

Monthly Traffic Distribution

8
Jan
10
Feb
11
Mar
23
Apr
31
May
39
Jun
49
Jul
48
Aug
40
Sep
28
Oct
12
Nov
11
Dec
Traffic Level
Low Season

Key Connections

Athens Eleftherios Venizelos (ATH)
Milan Malpensa (MXP)
Nápoli Naples (NAP)

Health & Safety Advisory

CDC travel health recommendations

6 Recommendations
COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Hepatitis A

Consider hepatitis A vaccination for most travelers. It is recommended for travelers who will be doing higher risk activities, such as visiting smaller cities, villages, or rural areas where a traveler might get infected through food or water. It is recommended for travelers who plan on eating street food.

Hepatitis B

Recommended for unvaccinated travelers younger than 60 years old traveling to Greece. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Greece.

Measles

Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.

Rabies

Dogs infected with rabies are not commonly found in Greece.If rabies exposures occur while in Greece, rabies vaccines are typically available throughout most of the country.Rabies pre-exposure vaccination considerations include whether travelers 1) will be performing occupational or recreational activities that increase risk for exposure to potentially rabid animals and 2) might have difficulty getting prompt access to safe post-exposure prophylaxis.Please consult with a healthcare provider to determine whether you should receive pre-exposure vaccination before travel.For more information, seecountry rabies status assessments.

Yellow Fever

CDC recommendations:Vaccine isnotrecommended.Country entry requirements:Vaccine isnotrequired.Updated April 23, 2025

Source: CDC Travelers' Health

View Complete Health Guide

Is August a Good Time to Visit Santorini?

👍Great time to visit - recommended
Short Answer

August perfect for Santorini's beaches - 25.9°C water temperature, 28°C days, minimal 0% rain. Book beachfront early as this is peak coastal season.

Decision Factors

Vaccinations required

Yellow Fever

Seismically active region

9 earthquakes recorded in this month (30-year data)

Peak tourist season

98% of annual peak - expect crowds and peak prices

Excellent dry conditions

Only 0% rain probability - ideal for outdoor activities

Pleasant swimming conditions

25.9°C sea temperature

Health precautions needed

Be aware of: Leptospirosis, Crimean-Congo Hemorrhagic fever, Leishmaniasis

Good For

  • 🏖️
    Beach lovers

    25.9°C warm seas and 0% rain probability

  • 👨‍👩‍👧‍👦
    Families with children

    Comfortable 27.7°C temperatures and low 0% rain risk

  • 🥾
    Outdoor enthusiasts

    Ideal hiking conditions: 27.7°C, 0% rain chance

  • 📸
    Photographers

    12.6h sunshine, 98% clear skies for golden hour shots

  • 🏛️
    Cultural tourists

    Comfortable conditions for exploring museums and sites

Who Should Avoid

  • 💰
    Budget travelers

    Peak season means premium prices everywhere

Related Guides

Best Time to VisitWhen to AvoidSantorini Overview
930 observations30-year historical data
Confidence: 99%

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Santorini in August averages 28°C with 0% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: Santorini in August

What are the temperatures in Santorini in August?

Daytime highs average 28°C, nights drop to 24°C. Temperatures remain fairly consistent.

How many rainy days in Santorini in August?

Expect around 0 days with measurable rainfall. Rain is unlikely to disrupt plans.

What to wear in Santorini in August?

Comfortable casual wear with a light jacket for evenings.

Is August peak season in Santorini?

This is typically peak season with higher prices. Book 2-3 months ahead.