Monthly climate guide
Thessaloniki weather in August
With highs near 33°C (92°F) and lows around 22°C (71°F), August feels very hot in Thessaloniki. Rainfall averages about 27 mm (fairly dry) and the sky is mostly sunny. Daytime highs are about the same as July and 5°C warmer than September.
What stands out in August
- Just 70 km apart, but Thessaloniki runs about 4°C warmer than Halkidiki this month.
- Plan Ano Poli (Upper Town) for the cooler hours — early morning is best.
- It cools down fast from here: September is about 5°C cooler.
- Skies are at their clearest this time of year.
Avg high
33°C
92°F
Avg low
22°C
71°F
Rainfall
27 mm
fairly dry
Humidity
49%
relative
Sky
30%
cloud · mostly sunny
Thessaloniki weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 9°C / 48°F | 1°C / 34°F | 43 mm | 82% | 67% |
| February | 11°C / 52°F | 3°C / 38°F | 43 mm | 81% | 69% |
| March | 14°C / 58°F | 5°C / 41°F | 57 mm | 77% | 64% |
| April | 19°C / 66°F | 9°C / 47°F | 37 mm | 71% | 58% |
| May | 24°C / 76°F | 14°C / 56°F | 47 mm | 65% | 60% |
| June | 30°C / 86°F | 19°C / 65°F | 39 mm | 57% | 46% |
| July | 33°C / 92°F | 21°C / 71°F | 27 mm | 50% | 29% |
| August | 33°C / 92°F | 22°C / 71°F | 27 mm | 49% | 30% |
| September | 28°C / 83°F | 18°C / 64°F | 47 mm | 59% | 47% |
| October | 22°C / 71°F | 12°C / 53°F | 39 mm | 71% | 55% |
| November | 16°C / 60°F | 8°C / 46°F | 46 mm | 79% | 66% |
| December | 11°C / 51°F | 3°C / 37°F | 55 mm | 81% | 62% |
What to pack for August
- Light, breathable clothing (cotton or linen)
- A sun hat and high-SPF sunscreen
- A refillable water bottle
- An extra layer — evenings are noticeably cooler than afternoons
- Sunglasses
Is August a good time to visit Thessaloniki?
Our Thessaloniki guide recommends: April to June or September to October for comfortable temperatures.
Thessaloniki is considered Greece's food capital by many Greeks themselves — its street food and tavernas are worth building time around.
Best time to visit Thessaloniki →Other Greece cities in August
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Thessaloniki weather in August. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/greece/thessaloniki/august
<a href="https://weathercompare.eu/weather/greece/thessaloniki/august">Thessaloniki weather in August</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/greece/thessaloniki" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Thessaloniki weather in August"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/greece/thessaloniki/august">Thessaloniki weather in August</a> – WeatherCompare</p>
Thessaloniki in August: quick answers
Is August a good time to visit Thessaloniki?
It can be, if you like heat: August highs in Thessaloniki are around 33°C. Good for the beach; plan sightseeing for early morning and evening.
How warm is Thessaloniki in August?
Average highs are about 33°C (92°F) and average lows about 22°C (71°F), based on 10 years of daily data.
Does it rain a lot in Thessaloniki in August?
Thessaloniki typically gets around 27 mm of rain in August — fairly dry.
When is the best time to visit Thessaloniki?
April to June or September to October for comfortable temperatures.
Figures are long-term averages for the area around Thessaloniki (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.