Thessaloniki weather in September
Thessaloniki in September averages 22°C (72°F), 33 mm of rain and 7.9 hours of sun a day.
Of the twelve months in Thessaloniki, September is the fourth warmest, the fifth driest and the fifth sunniest.

- Average temp
- 22°C (72°F)
17–27°C · 62–81°F
- Rainfall
- 33 mm
Not much rain
- Sunshine
- 7.9 h
hours per day
What is Thessaloniki like in September?
Daytime
Days are warm, typically in the mid-20s°C or above.
Rain
Rain is usually light.
Evening
Evenings are cooler. A layer helps after sunset.
What should I pack for Thessaloniki in September?
A layer for the evening
The day swings about 10°C between its low and its high.
Comfortable walking shoes you can rinse
Dry warm weather is walking weather, and dust gets into everything.
September compared with August and October
September in Thessaloniki is 4.5°C cooler than August and 12 mm wetter than it, which averages 27°C (80°F).
September in Thessaloniki is 5°C warmer than October and about as wet as it, which averages 17°C (63°F).
Daylight in Thessaloniki in September
On 15 September the sun is up for 12 hours 28 minutes in Thessaloniki, rising about 07:09 and setting about 19:36 local time.
September ends 1 hour 17 minutes shorter than it begins, so the last week of the month is a different length of day from the first.
That is 2 hours 36 minutes short of June, the longest-lit month here.
Where to stay in Thessaloniki
Dates are a starting point for September.

Travel guides for Thessaloniki
What to read before you book.
Thessaloniki weather by month
TemperatureRainfall
How September compares with the rest of the year
September is highlighted. Every other month links to its own page.
| Month | Average | Rainfall |
|---|---|---|
| January | 6°C / 43°F | 35 mm |
| February | 7°C / 45°F | 32 mm |
| March | 10°C / 50°F | 38 mm |
| April | 14°C / 57°F | 36 mm |
| May | 19°C / 67°F | 44 mm |
| June | 24°C / 76°F | 30 mm |
| July | 26°C / 80°F | 23 mm |
| August | 27°C / 80°F | 21 mm |
| September | 22°C / 72°F | 33 mm |
| October | 17°C / 63°F | 41 mm |
| November | 12°C / 53°F | 38 mm |
| December | 7°C / 45°F | 56 mm |
Similar weather in September
Other destinations whose September averages sit close to this one.
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FAQs about Thessaloniki in September
September climate averages for Thessaloniki, 1991–2020.
Thessaloniki averages 22°C (72°F) in September, ranging from about 17°C (62°F) at night to 27°C (81°F) in the afternoon. That is a 1991–2020 average, so an individual week can run either side of it.
Barely. September sees only about 33 mm, so rain is unlikely to affect your plans.
Yes. September averages 22°C (72°F) against 17°C (63°F) in October — 5°C warmer.
September is 4.5°C cooler than August, and 12 mm wetter.
Yes. September falls inside the most comfortable stretch of the year here, May to October, on temperature and rainfall together.
About 7.9 hours of sun a day on the 1991–2020 average.
This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what September is usually like, which is what you want when booking months ahead. For today or the coming week, check a live forecast.
About 12 hours 28 minutes of daylight in mid-September, against 15 hours 4 minutes in June and 9 hours 17 minutes in December.
On 15 September, sunrise is about 07:09 and sunset about 19:36 local time. Both shift across the month — the month ends 1 hour 17 minutes shorter than it starts.


