Weather in Thessaloniki Today

Live

Current temperature in Thessaloniki: 21°C (70°F). Sunny. Today's high 33°C (91°F), low 21°C (70°F).

Live · Current ConditionsNight
21°
Sunny
RealFeel® 24°C
85%Humid
High33°
Low21°
5km/hSWind fromSouth· Max 14
Light Breeze · Gusts 36 km/h
City
00:00AM
UTC+0:00
Sunrise ·
Sunset ·

Today's Daylight Forecast

Clear sky
Fri, Sep 116:30 AMNight
12h 39m daylight today24h view
Sunrise7:04 AMDawn 6:34 AM
Until sunrise33mNoon 1:24 PMTotal 12h 39m
Sunset7:44 PMDusk 8:13 PM
NowClear sky+21°C

Moon & Islamic Calendar

Health & Activity Advice
🟡 High UVAQI 21 · Good

High UV apply sunscreen before heading out. A hat or sun umbrella is recommended during peak hours.

5-Day Weather Forecast

Full 15-Day Forecast

Atmospheric Details

Wind
5 km/h
S · Light Breeze · Max 14 km/h
Humidity
85 %
High · feels muggy
UV Index
7
High
Visibility
16 km
Excellent
Pressure
1015 hPa
Stable
Dew Point
19°C
Somewhat humid

Today vs Normal

33°C+5° above normal

The long-term average high for today is 28°C.

16 of the last 19 days with published data ran above normal.

It continues that pattern - today's forecast is also running above normal.

2026-08-19: 34°C34°2026-08-20: 35°C35°2026-08-21: 36°C36°2026-08-22: 38°C38°2026-08-23: 38°C38°2026-08-24: 36°C36°2026-08-25: 35°C35°2026-08-26: 36°C36°2026-08-27: 36°C36°2026-08-28: 34°C34°2026-08-29: 31°C31°2026-08-30: 33°C33°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air Quality
Moderate

Air quality is acceptable for most people. Unusually sensitive individuals should consider reducing prolonged or heavy outdoor exertion.

Health & Activity Advice

⚠ Take Precautions

UV index is 7 today — high. Apply sunscreen before heading out, and consider a hat or shade during peak hours (roughly late morning to mid-afternoon).

Air quality is acceptable for most people. Unusually sensitive individuals should consider reducing prolonged or heavy outdoor exertion.

Morning before 10 AM or evening after 4 PM is the more comfortable window for outdoor activity today.

Nearby Regional Outlook

Thessaloniki Weather Radar

Live precipitation · Cloud cover · Wind

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Frequently Asked Questions

What is the hottest month in Thessaloniki?

The hottest month in Thessaloniki is typically July, with daytime highs averaging around 33°C (91°F), based on 10 years of historical weather data. Overnight lows during this period average near 22.6°C (73°F).

What is the coldest month in Thessaloniki?

The coldest month in Thessaloniki is typically January, with overnight lows averaging around 2.4°C (36°F) and daytime highs near 10.2°C (50°F), based on 10 years of historical weather data.

Does Thessaloniki have a rainy season?

Thessaloniki doesn't have a sharply defined rainy season rainfall is fairly spread across the year based on 10 years of historical data. December is the wettest month on average (about 84 mm), while August is the driest (about 29 mm).

What's the best time of year to visit Thessaloniki?

The best time to visit Thessaloniki is typically September to October, when daytime highs average a comfortable 24.9°C (77°F). Rainfall during this window averages around 47 mm, one of the lighter, more comfortable stretches of the year. This is based on 10 years of historical weather data.

Is Thessaloniki's air quality safe right now?

As of the latest reading, Thessaloniki's air quality index (AQI) is 21, rated "Good", based on the nearest monitoring station. Air quality is considered satisfactory, with little to no health risk.