Weather in Thassos - 14-day forecast

Detailed weather forecast for Thassos, Greece: daytime and night temperature, rain, sunrise and sunset - today and for the next two weeks.

Forecast for the next days in Thassos

today☀️ 27°💧 0.9 mm

Thu🌧️ 22°💧 10.8 mm

Fri☀️ 26°night 26°

Sat☀️ 26°💧 0.2 mm

Sun☀️ 28°night 28°

Mon🌧️ 28°💧 0.2 mm

Tue🌧️ 28°💧 0.4 mm

Wed☁️ 27°💧 0.2 mm

⚠️ Weather warnings - Thassos

⛈️Thunderstormsyellow level

from 8 Jul, 13:00 to 8 Jul, 17:00

Areas: EAST MAKEDONIA

Lightning, wind gusts, hail and torrential rain possible. Avoid open spaces and tall trees.

Source: national weather service via Meteoalarm (EUMETNET). Yellow - be aware, orange - be prepared, red - take action.

14-day forecast - Thassos

📅 Thassos 30 & 45-day weather - long-range outlook

Next 16 days · forecast

27°

around 27° at night · days with rain: 5

Weeks 3-4 · avg for July

30°

around 20° at night · rain chance 15%

Weeks 5-7 · avg for August

31°

around 20° at night · rain chance 5%

The 30 & 45-day outlook for Thassos: the next 16 days are a numerical forecast updated daily - on average 27° by day and 27° at night. Further out we rely on multi-year climate averages: around 30° in July, and about 31° in August. Forecasts beyond two weeks are indicative only.

Day-by-day forecast for Thassos

Wednesday8 July 2026

☀️27°clear sky

sunrise 05:57 · sunset 20:55 · night 26° · evening 28° · rain 0.87 mm · humidity 53% · wind 3 m/s · clouds 22%

Thursday9 July 2026

🌧️22°moderate rain

sunrise 05:58 · sunset 20:54 · night 24° · evening 23° · rain 10.75 mm · humidity 73% · wind 6 m/s · clouds 100%

Friday10 July 2026

☀️26°clear sky

sunrise 05:58 · sunset 20:54 · night 26° · evening 28° · humidity 45% · wind 2 m/s · clouds 3%

Saturday11 July 2026

☀️26°clear sky

sunrise 05:59 · sunset 20:54 · night 27° · evening 30° · rain 0.24 mm · humidity 52% · wind 2 m/s · clouds 2%

Sunday12 July 2026

☀️28°clear sky

sunrise 06:00 · sunset 20:53 · night 28° · evening 30° · humidity 45% · wind 2 m/s · clouds 2%

Monday13 July 2026

🌧️28°light rain

sunrise 06:01 · sunset 20:53 · night 28° · evening 30° · rain 0.24 mm · humidity 51% · wind 5 m/s · clouds 8%

Tuesday14 July 2026

🌧️28°light rain

sunrise 06:01 · sunset 20:52 · night 27° · evening 29° · rain 0.42 mm · humidity 48% · wind 5 m/s · clouds 9%

Wednesday15 July 2026

☁️27°broken clouds

sunrise 06:02 · sunset 20:52 · night 28° · evening 28° · rain 0.15 mm · humidity 50% · wind 4 m/s · clouds 77%

Thursday16 July 2026

🌤️26°a few clouds

sunrise 06:03 · sunset 20:51 · night 27° · evening 29° · rain 1.95 mm · humidity 51% · wind 4 m/s · clouds 16%

Friday17 July 2026

🌧️27°light rain

sunrise 06:04 · sunset 20:50 · night 28° · evening 29° · rain 0.45 mm · humidity 55% · wind 3 m/s · clouds 4%

Saturday18 July 2026

☀️28°clear sky

sunrise 06:05 · sunset 20:50 · night 28° · evening 30° · rain 1.29 mm · humidity 53% · wind 3 m/s · clouds 12%

Sunday19 July 2026

🌧️27°light rain

sunrise 06:05 · sunset 20:49 · night 23° · evening 30° · rain 2.79 mm · humidity 55% · wind 4 m/s · clouds 8%

Monday20 July 2026

☀️28°clear sky

sunrise 06:06 · sunset 20:48 · night 29° · evening 30° · rain 2.13 mm · humidity 50% · wind 4 m/s · clouds 3%

Tuesday21 July 2026

☀️29°clear sky

sunrise 06:07 · sunset 20:48 · night 30° · evening 31° · humidity 54% · wind 4 m/s

Wednesday22 July 2026

☀️29°clear sky

sunrise 06:08 · sunset 20:47 · night 30° · evening 31° · humidity 52% · wind 2 m/s

Thursday23 July 2026

☀️29°clear sky

sunrise 06:09 · sunset 20:46 · night 30° · evening 31° · humidity 53% · wind 3 m/s

☀️ UV index in Thassos - is it safe to sunbathe?

Today the UV index in Thassos is 8 (high) - unprotected fair skin can burn in about 25 minutes. SPF 30-50, a hat and sunglasses are a must. Better stay in shade between 11:00 and 15:00.

🌿 Pollen in Thassos - info for allergy sufferers

Today grasses pollen is highest in Thassos - about 3 grains/m³, low level. Most allergy sufferers should not feel strong symptoms. Pollen levels are a CAMS model forecast and are indicative.

🌊 Sea temperature - Thassos

Water today

27°C

Week avg

27°C

Waves today

0 m

How's the water?

warm

16-day sea temperature forecast:

8.07 27°C9.07 26°C10.07 26°C11.07 27°C12.07 27°C13.07 27°C14.07 28°C15.07 28°C16.07 28°C

Average sea temperature through the year:

Jan 14°CFeb 12°CMar 13°CApr 16°CMay 19°CJun 25°CJul 29°CAug 28°CSep 25°COct 22°CNov 19°CDec 16°C

Sea-surface temperature from marine models, updated daily. See also: where the sea is warmest right now.

Air quality and smog in Thassos

City	PM2.5 (µg/m³)	PM10 (µg/m³)	Air quality
Ateny	15.2	23.5	good
Larissa	13	19.5	very good
Patras	9.1	13.8	very good

Based on PM2.5 thresholds. Station readings, updated daily (last reading: 2026-07-08, 04:00).

Thassos weather through the year

Warmest, driest months on average: March, April, May, June.

🎉 Public holidays in Thassos - when are the long weekends?

Next long weekend in Thassos: Christmas Day (25 December, Friday) - Friday–Sunday (3 days off).

15 AugustSaturday

Assumption Day

falls on a weekend

28 OctoberWednesday

Ochi Day

25 DecemberFriday

Christmas Day

🎈 long weekend

26 DecemberSaturday

St. Stephen's Day

falls on a weekend

1 JanuaryFriday 2027

New Year's Day

🎈 long weekend

6 JanuaryWednesday 2027

Epiphany

15 MarchMonday 2027

Clean Monday

🎈 long weekend

25 MarchThursday 2027

Annunciation

🎈 long weekend + bridge day

30 AprilFriday 2027

Good Friday

🎈 long weekend

1 MaySaturday 2027

Labour Day

falls on a weekend

2 MaySunday 2027

Easter Sunday

falls on a weekend

3 MayMonday 2027

Easter Monday

🎈 long weekend

Public holidays (statutory days off) - shops, offices and some attractions may be closed. A "bridge day" is a workday between a holiday and the weekend worth taking as leave.

Nearby places

ThessalonikiPlovdiv

FAQ - Thassos weather

What is the weather like in Thassos today?

Today it is about 27° during the day and 26° at night, clear sky.

How far ahead can I check the forecast for Thassos?

This page shows a detailed 14-day forecast plus the long-term monthly climate, so you can plan both a short trip and a holiday months ahead.