Greece
Thassos in May: weather, sea & travel advice
This month's data profile
Strong month under the current formula
Thassos in May is climatically well suited to city breaks and active holidays and hiking. The average daily high is around 20 °C, and the sea is about 18 °C. With about 7 rainy days it is moderate.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
74/100 · #6
Warmth
#5
Dryness
#6
Sun
#4
Sea warmth
#6
Published best categories: City break, Active
Thassos · MayPhoto: Shtilian Shterev · CC BY-SA 3.0Climate facts
- Average high
- 20 °C
- Average low
- 17 °C
- Sea
- 18 °C
- Rainy days (est.)
- 7 rainy days (est.)
- Sun (est.)
- 8 h/day
- Humidity
- 72 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| April | 16 | 13 | 8 | 38 | 6.5 | 74 | 3.2 | 14 | 55 |
| May (selected) | 20 | 17 | 7 | 38 | 8.1 | 72 | 2.8 | 18 | 74 |
| June | 25 | 22 | 6 | 27 | 9.0 | 67 | 2.5 | 23 | 91 |
How do the previous and next months compare?
Baseline: May (74/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| April | -19 | -4.6 °C | -4.5 °C | +0.3 | -0.1 mm | -1.6 h | +2.1 % | +0.4 m/s | -3.9 °C |
| June | +17 | +4.8 °C | +4.8 °C | -1 | -11.3 mm | +0.9 h | -5.2 % | -0.3 m/s | +4.4 °C |
All twelve months in context
Find a place to stay
Where to stay in Thassos
Compare available stays, prices and cancellation terms for Thassos on Booking.com.
Booking.comFind places to stayAffiliate link: there is no extra cost to you.
Useful next decisions
Frequently asked questions
How warm is Thassos in May?
The average daily high is around 20 °C, with an average daily low of about 17 °C.
Can you swim in Thassos in May?
The sea is about 18 °C (refreshing).
Does it rain a lot in Thassos in May?
The curated estimate is about 7 rainy days per month, not a directly measured long-term average. Total precipitation averages around 38 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Thassos?
By the climate score, June, July, August and September are the strongest months for Thassos. For a beach trip: June, July, August and September. May is not among them.