What is the weather like in Santorini in April?

Expect temperatures between 14°C and 18°C with 6% average rain probability and about 8 hours of sunshine daily.

What is the weather like in Santorini in April?

Santorini in April scores 66/100 based on 30 years of climate data. Great time to visit - recommended.

Who should visit Santorini in April?

April in Santorini is ideal for: Families with children, Elderly travelers, Outdoor enthusiasts, Photographers, Cultural tourists.

Santorini Weather in April | 30-Year Forecast

Avg High

18°C

Hottest around day 30

Avg Low

14°C

Coolest around day 1

Rainy Days

0days

6% avg rain chance

Sunshine

8hrs/day

Spring season

Sea Temperature in April

Aegean Sea(Αιγαίο Πέλαγος)

17.7°C

Monthly Average

Water Feel

💧Refreshing

Consider a wetsuit for extended swimming

Swim Rating

🏄Cool, wetsuits recommended

Based on average sea surface temperature

Body of Water

Aegean Sea

Αιγαίο Πέλαγος

Santorini coastline

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

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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

slots per day

Peak

Jul

Low

Jan

Monthly Traffic Distribution

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

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 April a Good Time to Visit Santorini?

👍Great time to visit - recommended(66/100)

Short Answer

April is excellent for visiting Santorini: comfortable 18°C temperatures, only 6% rain risk, and 11.2h of daily sunshine create ideal conditions for exploration.

Decision Factors

Vaccinations required

Yellow Fever

Seismically active region

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

Excellent dry conditions

Only 6% rain probability - ideal for outdoor activities

Health precautions needed

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

Plenty of sunshine

11.2h of sunshine daily

Shoulder season - balanced conditions

47% of peak - good value with moderate crowds

Good For

👨‍👩‍👧‍👦
Families with children
Comfortable 18°C temperatures and low 6% rain risk
👴
Elderly travelers
Comfortable 18°C temperature range with manageable humidity
🥾
Outdoor enthusiasts
Ideal hiking conditions: 18°C, 6% rain chance
📸
Photographers
11.2h sunshine, 65% clear skies for golden hour shots
🏛️
Cultural tourists
Comfortable conditions for exploring museums and sites

Who Should Avoid

🏖️
Beach lovers
Sea temperature only 17.7°C - too cold for comfortable swimming

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Santorini in April averages 18°C with 6% precipitation probability."

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

Frequently Asked Questions: Santorini in April

What are the temperatures in Santorini in April?

Daytime highs average 18°C, nights drop to 14°C. Temperatures remain fairly consistent.

How many rainy days in Santorini in April?

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

What to wear in Santorini in April?

Layers are key. A medium-weight jacket and closed-toe shoes.

Is April peak season in Santorini?

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

Santorini Weather in April

Sea Temperature in April

Santorini April Weather Calendar

Essential Travel Info for Santorini

Travel Intelligence

Smart Flight Estimator

Flight Connectivity Analysis

Monthly Traffic Distribution

Key Connections

Health & Safety Advisory

COVID-19

Hepatitis A

Hepatitis B

Measles

Rabies

Yellow Fever

Is April a Good Time to Visit Santorini?

Decision Factors

Good For

Who Should Avoid

Related Guides

Frequently Asked Questions: Santorini in April

What are the temperatures in Santorini in April?

How many rainy days in Santorini in April?

What to wear in Santorini in April?

Is April peak season in Santorini?