16-Day Forecast
Today
21 Oct
21°C
Daytime High
21.4°C sea
12°C
Overnight Low
☀☀☀☀○
8.5h sun
Thu
22 Oct
22°C
Daytime High
21.4°C sea
15°C
Overnight Low
☀☀☀○○
6.1h sun
Fri
23 Oct
22°C
Daytime High
21.2°C sea
13°C
Overnight Low
☀☀☀☀☀
10.2h sun
1.4mm rain
Sat
24 Oct
20°C
Daytime High
21.3°C sea
12°C
Overnight Low
☀☀☀☀○
8.9h sun
Sun
25 Oct
20°C
Daytime High
21.1°C sea
13°C
Overnight Low
☀☀☀○○
5.4h sun
Mon
26 Oct
18°C
Daytime High
21°C sea
12°C
Overnight Low
○○○○○
33mm rain
Tue
27 Oct
19°C
Daytime High
20.7°C sea
15°C
Overnight Low
☀☀○○○
3.2h sun
13.5mm rain
Wed
28 Oct
18°C
Daytime High
20.6°C sea
12°C
Overnight Low
☀☀○○○
4.5h sun
16.8mm rain
Thu
29 Oct
19°C
Daytime High
20.8°C sea
12°C
Overnight Low
☀☀☀☀☀
9.8h sun
Fri
30 Oct
16°C
Daytime High
~22.4°C sea
11°C
Overnight Low
○○○○○
Sat
31 Oct
18°C
Daytime High
~22.4°C sea
8°C
Overnight Low
☀☀☀☀☀
10.1h sun
Sun
1 Nov
17°C
Daytime High
~18.1°C sea
8°C
Overnight Low
☀☀☀☀☀
10h sun
0.3mm rain
Mon
2 Nov
15°C
Daytime High
~18.1°C sea
7°C
Overnight Low
☀☀☀☀☀
9.9h sun
0.3mm rain
Tue
3 Nov
15°C
Daytime High
~18.1°C sea
7°C
Overnight Low
☀☀☀☀☀
9.9h sun
0.3mm rain
Wed
4 Nov
14°C
Daytime High
~18.1°C sea
8°C
Overnight Low
☀☀☀☀☀
9.9h sun
0.3mm rain
Thu
5 Nov
18°C
Daytime High
~18.1°C sea
11°C
Overnight Low
☀☀☀☀☀
9.9h sun
☀ = sunshine score · °C high / low · hours of sunshine shown below
About Thessaloniki
Thessaloniki, Greece offers one of the Mediterranean's most compelling sunshine holiday destinations, combining ancient history with vibrant modern culture and glorious weather that beckons sun-seekers throughout the year. As Greece's second-largest city, Thessaloniki delivers the perfect blend of relaxation and exploration, making it ideal for families seeking both beach time and cultural engagement, couples wanting romantic seaside evenings, and solo travellers drawn to rich historical experiences and welcoming local hospitality.
The climate in Thessaloniki, Greece is characterised by warm, dry summers and mild winters that rival the Canary Islands for year-round appeal. Peak summer temperatures reach around 34°C, creating perfect conditions for sun worshippers and beach enthusiasts, while the sea temperature peaks at approximately 29°C, warm enough for comfortable swimming throughout the summer season. Winters are remarkably mild, averaging around 23°C, which means you can enjoy outdoor exploration and waterfront walks without the harsh cold experienced in northern Europe. This Mediterranean climate ensures abundant sunshine hours regardless of when you visit, though rainfall is minimal during the warmer months.
The best time to visit Thessaloniki falls between May and September, when the city experiences its warmest and sunniest weather. July and August deliver peak heat and crystal-clear skies, perfect for those prioritising maximum sunshine, though shoulder months like June and September offer equally pleasant conditions with fewer crowds. For holidays in Thessaloniki during these periods, you'll enjoy long daylight hours ideal for exploring the city's treasures, from the iconic White Tower to the stunning Byzantine churches and Roman ruins that pepper this historically significant destination.
Beyond its exceptional weather, Thessaloniki captivates visitors with exceptional food experiences, bustling waterfront promenades, and authentic Greek hospitality. The city's food scene celebrates fresh seafood, traditional meze, and regional specialities, while the nearby Halkidiki peninsula offers pristine beaches and peaceful villages perfect for extended relaxation. Explore vibrant markets, visit world-class museums, or simply unwind at beachside tavernas watching the sun set over the Thermaic Gulf.
Reaching Thessaloniki is remarkably convenient, with direct flights available from across Europe including the United Kingdom, Ireland, Germany, Netherlands, France, Spain, Italy, Scandinavia, and beyond, plus connections from the UAE. International visitors from further afield, including the United States, Canada, Australia, New Zealand, and South Africa, can access the city through convenient one-stop connections, making your Thessaloniki weather getaway easily accessible from virtually anywhere.
Typical rainfall & humidity in Thessaloniki
Jan
60.4mm · 80%
Feb
23.7mm · 72%
Mar
68.7mm · 75%
Apr
73.1mm · 70%
May
101.9mm · 70%
Jun
37.2mm · 59%
Jul
35.5mm · 51%
Aug
30.1mm · 59%
Sep
37.6mm · 66%
Oct
32.9mm · 73%
Nov
101mm · 78%
Dec
127.3mm · 79%
Average monthly rainfall and relative humidity, based on the last 3 years of historical data.