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Thessaloniki, Greece · Temperate oceanic

Thessaloniki in June: go or not?

Mixed period. Thessaloniki in June: 6.1/10.

📅 Updated August 2026 🛰️ ERA5 · 10 years 📍 40.64°N · 22.94°E
⚡ This month's verdict
Why not
Thessaloniki · June
6.1
20–30°
Temperature
20%
Rain
10h
Sun
🌊 Seaside☀️ Bright🍴 Gastronomy
Photo : Miltiadis Fragkidis via Unsplash
The month in detail

What to expect in June

In the height of summer, Thessaloniki sees high temperatures (30.0°F). Heat is a factor for outdoor activities. Rain risk remains low (20.0% of days), leaving good room for outdoor activities. Not the best window, but acceptable if dates are constrained. September (8.8/10) is significantly better if possible.

June ranks 5 out of 12 months in Thessaloniki. Compared to May: +11°F daytime, 12 pts fewer rainy days, +1.7h of sun per day.

This month's conditions

What it's like in June

UV index
8 · very high
protection essential
Feels like
muggy at times
16°
Sea
24°C
pleasant for swimming
Daylight
14.9h of daylight
Air quality
good
AQI 33
Compare

Is June the right month?

The best month in Thessaloniki is September (8.8/10), 2.7 pts higher than June.

See September →See all 12 months →
Context

Our verdict

Thessaloniki, 2nd city of Greece and capital of Greek Macedonia : 800,000 inhabitants in the urban area on the northern Aegean Sea. Founded in 315 BC by Cassander, capital of the Eastern Byzantine Empire for centuries, cosmopolitan city pre-1923 (40% Sephardic Jews, 30% Turks, 30% Greeks before the population exchange of 1923).

Read Gilles' full review →

Book

Plan your trip

Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.

🎟️ Activities & tours · Thessaloniki

GetYourGuide selection · free cancellation

See all →
Affiliate link · GetYourGuide
Practical info

What you need to know before you go

Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a beach trip.

Country · Greece

🗣️LanguageGreek
💶CurrencyEuro (€)
🚗DrivingRight-hand
🛡️Safety Very safe · 1/5
💰Cost of living Moderate · 3/5

🌡️ Climate

🌍Climate typeTemperate oceanic
📈Climate trendData unavailable
🔥Hottest monthJuly · 91°F
❄️Coolest monthJanuary · 52°F
🌧️Rainiest month March · 36%

🏖️ Beach trip

📅Peak seasonJuin → Sept
🏖️Swell (Sept–Mar) Modérée
🛂VisaSchengen · 90 days
Location

Where is Thessaloniki ?

Global position + regional geographic context.

🌍 World
🔍 Geographic context
Greece
Temperate oceanic climate with a 8.8 → 4.2 gap between best and worst month. 10 years of ERA5 data to choose by project.
40.64°N · 22.94°E
Questions

Frequently asked questions

What is the best time to visit Thessaloniki?
September is the best month with 82°F highs, 64°F lows, 7.7h of sunshine and 17.0% rainy days. The months of September & May offer comparable conditions.
How many hours of sunshine does Thessaloniki get in September?
Thessaloniki averages 7.7 sunshine hours per day in September. It is the sunniest month with a climate score of 8.4/10.
What is the rainiest month in Thessaloniki?
January is the most unfavourable month with January has the lowest climate score of the year and the lowest climate score of the year.
What are the temperatures at night in Thessaloniki in September?
In September, overnight lows reach 64°F, while afternoon highs average 82°F.
Is Thessaloniki good in winter?
In winter (December-February), Thessaloniki scores 4.0/10 on average — Difficult period — prefer the peak season.. The best month overall remains September with a score of 8.4/10.
When should you avoid Thessaloniki?
January is the most difficult month to visit Thessaloniki, with January has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.
Can you swim in Thessaloniki in June?
In June, the sea averages 76°F in Thessaloniki: pleasant for swimming. Swimming is pleasant without a wetsuit.
Do you need sun protection in Thessaloniki in June?
The average UV index reaches 8 in June in Thessaloniki (very high), with about 14.9h of daylight. Protection essential.