30YearWeather
Santorini, April 1
Santorini street view during April
Historical Weather Analysis

Santorini Weather on April 1 — Best Time to Visit?

Based on 30 years of historical data, we have the answer.

partly-cloudy-day

16.6°C

High

12.8°C

Low

14%

Rain

🌤️ Feels like 16.6°C

clear-day
YES, IT'S PARADISE

April 1 is statistically one of the best days of the year in Santorini. With minimal rain risk (14%) and pleasant highs of 17°C, it's ideal for outdoor adventures. It's a great middle-ground for visiting Santorini—enough activity to feel the pulse, but no overwhelming lines.

Currency

EUR

Euro

Language

Greek

Driving

Right side

Connect

There are some local radio stations in S...

Safety

High Safety

GPI: 1.838

Santorini Weather Forecast for April 1

"Mild & Comfortable. Expect average highs of 16.6°C. 14% chance of rain."

What to Wear in Santorini in April

Based on historical data for April 1, Santorini typically experiences temperatures between 12.8°C and 16.6°C. We recommend packing light jacket, long pants to stay comfortable. Trends suggest it will stay mostly dry (14% rain probability), but checking the forecast before heading out is always wise.

Complete Packing Guide

Weekly breakdown & essential items for Santorini

View Guide

Smart Suitcase

  • Light Jacket
  • Long Pants

Average High

extreme-hot

16.6°C

Daytime Peak

Average Low

extreme-cold

12.8°C

Nighttime Low

Feels Like

partly-cloudy-day

16.6°C

🌤️ Feels accurate

Rain Chance

rain

14%

Avg 0.6mm if it rains

Cloud Cover

cloudy

45%

Overcast

Pressure

pressure

1013.8 hPa

Medium volatility

Santorini Weather Conditions & UV Index

Weather Confidence

30-year variance analysis

89%Highly Predictable

Based on 10 years of data

Temperature
±3.0°CModerate
Precipitation
7-40%Moderate

🎯 This date historically delivers consistent weather 89% of the time. Safe to plan outdoor activities with confidence.

Sun Exposure

UV Index & Safety Guide

5Moderate
036811+

Protection Needed

SPF 30 recommended

Safe Sun Windows
Morning

06:00 - 10:00

Afternoon

16:00 - 18:00

Time to Sunburn

Type I-II

🔴 16 min to burn

Type III-IV

🟡 24 min to burn

Type V-VI

🟢 40 min to burn

UV estimate based on latitude, season & cloud cover. Actual UV may vary.

Outdoor Comfort

How pleasant is it outside?

73Good
TemperatureMild
HumidityMuggy
WindWindy

Dew Point

11.3°C

Pleasant

Heat Stress

Low

No heat warning

🙂 Best outdoor time:
Any time during daylight hours

Marine Conditions

Water Temp
17.4°C
🥃 Refreshing Tonic
Avg daily surface temperature
Surf Conditions
1.36m
🌊 Surfers Only
Max daily wave height
Advisories

Marine Life

No special warnings. Enjoy the swim!

Swim Index

❄️ Cold Water Hazard

Travel & Logistics Insights

Local Calendar

Business Day

Standard hours in Greece

Flight Traffic

Moderate

47/100 pressure index

Health Advisory

Required

1 vaccine • View Details →

Landing Slots

~23

Daily arrival options (inc. codeshare)

Sunrise, Sunset & Wind in Santorini

Daylight & Sun

Solar Elevation Cycle

🌅 Sunrise

06:05

☀️ Noon

12:23

🌇 Sunset

18:40

⏱️ Daylight

12h 34m

Golden Hour
Morning06:05 - 06:39
18:06 - 18:40Evening

Wind Speed

wind

32.2 km/h

Fresh breeze

Sunshine

clear-day

10.4 hrs

Direct Sun (Cloud-free)

Humidity

humidity

71%

Humid / Damp

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.

Travel Health & Safety in Santorini

Travel Comfort Index

Real-time tourism conditions

Weather Quality

☀️ Excellent

89/100

Tourist Crowds

🟡 Busy

70/100

Price Level

💰💰 Moderate

75/100

Health & Wellbeing

Meteo-Health Forecast

85Score
Atmospheric Pressure1013.8 hPa
Volatility:Medium
Migraine RiskMedium

Moderate fluctuations. Some sensitivity possible.

Joint Pain RiskLow

Weather unlikely to affect joint pain.

Fishing IndexFair

Moderate fish activity expected.

Air Quality Forecast
34AQI
Good
PM2.5 Concentration4.3 µg/m³

Air quality is excellent. Perfect for outdoor activities.

Regional Safety Profile

High

Seismic Activity

Active seismic zone. Multiple earthquakes per year.

Total events (30y):474
In Apr (30y):17
Last in Apr:2025-04-20
💡 Earthquake risk elevated. Download a seismic alert app.

Travel Alert: This region has elevated natural risks. We recommend registering with your embassy and keeping emergency numbers handy.

"According to 30YearWeather's analysis of 30 years of NASA satellite data, Santorini on April 1 averages 16.6°C with a 14% precipitation probability. Wedding/Outdoor Event Score: 83/100."

— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology

Santorini Weather History (2010–2024)

Temperature History

Loading chart...

Hall of Fame

Records from last 10 years

Hottest
2024
22.8°C
Coldest
2021
10.9°C
Rainiest
2021
3.9mm

Better Alternatives Nearby

Consider these dates within ±7 days

💡 Moving your event by a few days could significantly improve weather conditions

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📍 Is Santorini Worth Visiting on April 1?

Planning a trip to Santorini on April 1? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year is characterized by pleasant mild weather averaging 16.6°C with a 14% historical precipitation risk.

✈️ Travel Logistics: Approximately 23 landing slots available daily during this period, indicating manageable crowd levels.

💉 Health Advisory: 6 vaccinations are recommended for Greece, including COVID-19.

🌊 Coastal Conditions: Water temperature averages 17.4°C (refreshing tonic). Wave conditions are generally surfers only with heights around 1.36m.

📊 Historical Extremes: The hottest April 1 recorded in the last 30 years saw temperatures hit 22.8°C in 2024, while the coldest dropped to 10.9°C in 2021.

Santorini Weather FAQ